diff options
Diffstat (limited to 'drivers/phy/cadence')
| -rw-r--r-- | drivers/phy/cadence/Kconfig | 38 | ||||
| -rw-r--r-- | drivers/phy/cadence/Makefile | 5 | ||||
| -rw-r--r-- | drivers/phy/cadence/cdns-dphy.c | 391 | ||||
| -rw-r--r-- | drivers/phy/cadence/phy-cadence-salvo.c | 325 | ||||
| -rw-r--r-- | drivers/phy/cadence/phy-cadence-sierra.c | 843 | ||||
| -rw-r--r-- | drivers/phy/cadence/phy-cadence-torrent.c | 3862 |
6 files changed, 5464 insertions, 0 deletions
diff --git a/drivers/phy/cadence/Kconfig b/drivers/phy/cadence/Kconfig new file mode 100644 index 000000000..432832bdb --- /dev/null +++ b/drivers/phy/cadence/Kconfig @@ -0,0 +1,38 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# Phy drivers for Cadence PHYs +# + +config PHY_CADENCE_TORRENT + tristate "Cadence Torrent PHY driver" + depends on OF + depends on HAS_IOMEM + select GENERIC_PHY + help + Support for Cadence Torrent PHY. + +config PHY_CADENCE_DPHY + tristate "Cadence D-PHY Support" + depends on HAS_IOMEM && OF + select GENERIC_PHY + select GENERIC_PHY_MIPI_DPHY + help + Choose this option if you have a Cadence D-PHY in your + system. If M is selected, the module will be called + cdns-dphy. + +config PHY_CADENCE_SIERRA + tristate "Cadence Sierra PHY Driver" + depends on OF && HAS_IOMEM && RESET_CONTROLLER + select GENERIC_PHY + help + Enable this to support the Cadence Sierra PHY driver + +config PHY_CADENCE_SALVO + tristate "Cadence Salvo PHY Driver" + depends on OF && HAS_IOMEM + select GENERIC_PHY + help + Enable this to support the Cadence SALVO PHY driver, + this PHY is a legacy PHY, and only are used for USB3 + and USB2. diff --git a/drivers/phy/cadence/Makefile b/drivers/phy/cadence/Makefile new file mode 100644 index 000000000..26e16bd34 --- /dev/null +++ b/drivers/phy/cadence/Makefile @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0-only +obj-$(CONFIG_PHY_CADENCE_TORRENT) += phy-cadence-torrent.o +obj-$(CONFIG_PHY_CADENCE_DPHY) += cdns-dphy.o +obj-$(CONFIG_PHY_CADENCE_SIERRA) += phy-cadence-sierra.o +obj-$(CONFIG_PHY_CADENCE_SALVO) += phy-cadence-salvo.o diff --git a/drivers/phy/cadence/cdns-dphy.c b/drivers/phy/cadence/cdns-dphy.c new file mode 100644 index 000000000..90c4e9b5a --- /dev/null +++ b/drivers/phy/cadence/cdns-dphy.c @@ -0,0 +1,391 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright: 2017-2018 Cadence Design Systems, Inc. + */ + +#include <linux/bitops.h> +#include <linux/clk.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/of_address.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/reset.h> + +#include <linux/phy/phy.h> +#include <linux/phy/phy-mipi-dphy.h> + +#define REG_WAKEUP_TIME_NS 800 +#define DPHY_PLL_RATE_HZ 108000000 + +/* DPHY registers */ +#define DPHY_PMA_CMN(reg) (reg) +#define DPHY_PMA_LCLK(reg) (0x100 + (reg)) +#define DPHY_PMA_LDATA(lane, reg) (0x200 + ((lane) * 0x100) + (reg)) +#define DPHY_PMA_RCLK(reg) (0x600 + (reg)) +#define DPHY_PMA_RDATA(lane, reg) (0x700 + ((lane) * 0x100) + (reg)) +#define DPHY_PCS(reg) (0xb00 + (reg)) + +#define DPHY_CMN_SSM DPHY_PMA_CMN(0x20) +#define DPHY_CMN_SSM_EN BIT(0) +#define DPHY_CMN_TX_MODE_EN BIT(9) + +#define DPHY_CMN_PWM DPHY_PMA_CMN(0x40) +#define DPHY_CMN_PWM_DIV(x) ((x) << 20) +#define DPHY_CMN_PWM_LOW(x) ((x) << 10) +#define DPHY_CMN_PWM_HIGH(x) (x) + +#define DPHY_CMN_FBDIV DPHY_PMA_CMN(0x4c) +#define DPHY_CMN_FBDIV_VAL(low, high) (((high) << 11) | ((low) << 22)) +#define DPHY_CMN_FBDIV_FROM_REG (BIT(10) | BIT(21)) + +#define DPHY_CMN_OPIPDIV DPHY_PMA_CMN(0x50) +#define DPHY_CMN_IPDIV_FROM_REG BIT(0) +#define DPHY_CMN_IPDIV(x) ((x) << 1) +#define DPHY_CMN_OPDIV_FROM_REG BIT(6) +#define DPHY_CMN_OPDIV(x) ((x) << 7) + +#define DPHY_PSM_CFG DPHY_PCS(0x4) +#define DPHY_PSM_CFG_FROM_REG BIT(0) +#define DPHY_PSM_CLK_DIV(x) ((x) << 1) + +#define DSI_HBP_FRAME_OVERHEAD 12 +#define DSI_HSA_FRAME_OVERHEAD 14 +#define DSI_HFP_FRAME_OVERHEAD 6 +#define DSI_HSS_VSS_VSE_FRAME_OVERHEAD 4 +#define DSI_BLANKING_FRAME_OVERHEAD 6 +#define DSI_NULL_FRAME_OVERHEAD 6 +#define DSI_EOT_PKT_SIZE 4 + +struct cdns_dphy_cfg { + u8 pll_ipdiv; + u8 pll_opdiv; + u16 pll_fbdiv; + unsigned int nlanes; +}; + +enum cdns_dphy_clk_lane_cfg { + DPHY_CLK_CFG_LEFT_DRIVES_ALL = 0, + DPHY_CLK_CFG_LEFT_DRIVES_RIGHT = 1, + DPHY_CLK_CFG_LEFT_DRIVES_LEFT = 2, + DPHY_CLK_CFG_RIGHT_DRIVES_ALL = 3, +}; + +struct cdns_dphy; +struct cdns_dphy_ops { + int (*probe)(struct cdns_dphy *dphy); + void (*remove)(struct cdns_dphy *dphy); + void (*set_psm_div)(struct cdns_dphy *dphy, u8 div); + void (*set_clk_lane_cfg)(struct cdns_dphy *dphy, + enum cdns_dphy_clk_lane_cfg cfg); + void (*set_pll_cfg)(struct cdns_dphy *dphy, + const struct cdns_dphy_cfg *cfg); + unsigned long (*get_wakeup_time_ns)(struct cdns_dphy *dphy); +}; + +struct cdns_dphy { + struct cdns_dphy_cfg cfg; + void __iomem *regs; + struct clk *psm_clk; + struct clk *pll_ref_clk; + const struct cdns_dphy_ops *ops; + struct phy *phy; +}; + +static int cdns_dsi_get_dphy_pll_cfg(struct cdns_dphy *dphy, + struct cdns_dphy_cfg *cfg, + struct phy_configure_opts_mipi_dphy *opts, + unsigned int *dsi_hfp_ext) +{ + unsigned long pll_ref_hz = clk_get_rate(dphy->pll_ref_clk); + u64 dlane_bps; + + memset(cfg, 0, sizeof(*cfg)); + + if (pll_ref_hz < 9600000 || pll_ref_hz >= 150000000) + return -EINVAL; + else if (pll_ref_hz < 19200000) + cfg->pll_ipdiv = 1; + else if (pll_ref_hz < 38400000) + cfg->pll_ipdiv = 2; + else if (pll_ref_hz < 76800000) + cfg->pll_ipdiv = 4; + else + cfg->pll_ipdiv = 8; + + dlane_bps = opts->hs_clk_rate; + + if (dlane_bps > 2500000000UL || dlane_bps < 160000000UL) + return -EINVAL; + else if (dlane_bps >= 1250000000) + cfg->pll_opdiv = 1; + else if (dlane_bps >= 630000000) + cfg->pll_opdiv = 2; + else if (dlane_bps >= 320000000) + cfg->pll_opdiv = 4; + else if (dlane_bps >= 160000000) + cfg->pll_opdiv = 8; + + cfg->pll_fbdiv = DIV_ROUND_UP_ULL(dlane_bps * 2 * cfg->pll_opdiv * + cfg->pll_ipdiv, + pll_ref_hz); + + return 0; +} + +static int cdns_dphy_setup_psm(struct cdns_dphy *dphy) +{ + unsigned long psm_clk_hz = clk_get_rate(dphy->psm_clk); + unsigned long psm_div; + + if (!psm_clk_hz || psm_clk_hz > 100000000) + return -EINVAL; + + psm_div = DIV_ROUND_CLOSEST(psm_clk_hz, 1000000); + if (dphy->ops->set_psm_div) + dphy->ops->set_psm_div(dphy, psm_div); + + return 0; +} + +static void cdns_dphy_set_clk_lane_cfg(struct cdns_dphy *dphy, + enum cdns_dphy_clk_lane_cfg cfg) +{ + if (dphy->ops->set_clk_lane_cfg) + dphy->ops->set_clk_lane_cfg(dphy, cfg); +} + +static void cdns_dphy_set_pll_cfg(struct cdns_dphy *dphy, + const struct cdns_dphy_cfg *cfg) +{ + if (dphy->ops->set_pll_cfg) + dphy->ops->set_pll_cfg(dphy, cfg); +} + +static unsigned long cdns_dphy_get_wakeup_time_ns(struct cdns_dphy *dphy) +{ + return dphy->ops->get_wakeup_time_ns(dphy); +} + +static unsigned long cdns_dphy_ref_get_wakeup_time_ns(struct cdns_dphy *dphy) +{ + /* Default wakeup time is 800 ns (in a simulated environment). */ + return 800; +} + +static void cdns_dphy_ref_set_pll_cfg(struct cdns_dphy *dphy, + const struct cdns_dphy_cfg *cfg) +{ + u32 fbdiv_low, fbdiv_high; + + fbdiv_low = (cfg->pll_fbdiv / 4) - 2; + fbdiv_high = cfg->pll_fbdiv - fbdiv_low - 2; + + writel(DPHY_CMN_IPDIV_FROM_REG | DPHY_CMN_OPDIV_FROM_REG | + DPHY_CMN_IPDIV(cfg->pll_ipdiv) | + DPHY_CMN_OPDIV(cfg->pll_opdiv), + dphy->regs + DPHY_CMN_OPIPDIV); + writel(DPHY_CMN_FBDIV_FROM_REG | + DPHY_CMN_FBDIV_VAL(fbdiv_low, fbdiv_high), + dphy->regs + DPHY_CMN_FBDIV); + writel(DPHY_CMN_PWM_HIGH(6) | DPHY_CMN_PWM_LOW(0x101) | + DPHY_CMN_PWM_DIV(0x8), + dphy->regs + DPHY_CMN_PWM); +} + +static void cdns_dphy_ref_set_psm_div(struct cdns_dphy *dphy, u8 div) +{ + writel(DPHY_PSM_CFG_FROM_REG | DPHY_PSM_CLK_DIV(div), + dphy->regs + DPHY_PSM_CFG); +} + +/* + * This is the reference implementation of DPHY hooks. Specific integration of + * this IP may have to re-implement some of them depending on how they decided + * to wire things in the SoC. + */ +static const struct cdns_dphy_ops ref_dphy_ops = { + .get_wakeup_time_ns = cdns_dphy_ref_get_wakeup_time_ns, + .set_pll_cfg = cdns_dphy_ref_set_pll_cfg, + .set_psm_div = cdns_dphy_ref_set_psm_div, +}; + +static int cdns_dphy_config_from_opts(struct phy *phy, + struct phy_configure_opts_mipi_dphy *opts, + struct cdns_dphy_cfg *cfg) +{ + struct cdns_dphy *dphy = phy_get_drvdata(phy); + unsigned int dsi_hfp_ext = 0; + int ret; + + ret = phy_mipi_dphy_config_validate(opts); + if (ret) + return ret; + + ret = cdns_dsi_get_dphy_pll_cfg(dphy, cfg, + opts, &dsi_hfp_ext); + if (ret) + return ret; + + opts->wakeup = cdns_dphy_get_wakeup_time_ns(dphy) / 1000; + + return 0; +} + +static int cdns_dphy_validate(struct phy *phy, enum phy_mode mode, int submode, + union phy_configure_opts *opts) +{ + struct cdns_dphy_cfg cfg = { 0 }; + + if (mode != PHY_MODE_MIPI_DPHY) + return -EINVAL; + + return cdns_dphy_config_from_opts(phy, &opts->mipi_dphy, &cfg); +} + +static int cdns_dphy_configure(struct phy *phy, union phy_configure_opts *opts) +{ + struct cdns_dphy *dphy = phy_get_drvdata(phy); + struct cdns_dphy_cfg cfg = { 0 }; + int ret; + + ret = cdns_dphy_config_from_opts(phy, &opts->mipi_dphy, &cfg); + if (ret) + return ret; + + /* + * Configure the internal PSM clk divider so that the DPHY has a + * 1MHz clk (or something close). + */ + ret = cdns_dphy_setup_psm(dphy); + if (ret) + return ret; + + /* + * Configure attach clk lanes to data lanes: the DPHY has 2 clk lanes + * and 8 data lanes, each clk lane can be attache different set of + * data lanes. The 2 groups are named 'left' and 'right', so here we + * just say that we want the 'left' clk lane to drive the 'left' data + * lanes. + */ + cdns_dphy_set_clk_lane_cfg(dphy, DPHY_CLK_CFG_LEFT_DRIVES_LEFT); + + /* + * Configure the DPHY PLL that will be used to generate the TX byte + * clk. + */ + cdns_dphy_set_pll_cfg(dphy, &cfg); + + return 0; +} + +static int cdns_dphy_power_on(struct phy *phy) +{ + struct cdns_dphy *dphy = phy_get_drvdata(phy); + + clk_prepare_enable(dphy->psm_clk); + clk_prepare_enable(dphy->pll_ref_clk); + + /* Start TX state machine. */ + writel(DPHY_CMN_SSM_EN | DPHY_CMN_TX_MODE_EN, + dphy->regs + DPHY_CMN_SSM); + + return 0; +} + +static int cdns_dphy_power_off(struct phy *phy) +{ + struct cdns_dphy *dphy = phy_get_drvdata(phy); + + clk_disable_unprepare(dphy->pll_ref_clk); + clk_disable_unprepare(dphy->psm_clk); + + return 0; +} + +static const struct phy_ops cdns_dphy_ops = { + .configure = cdns_dphy_configure, + .validate = cdns_dphy_validate, + .power_on = cdns_dphy_power_on, + .power_off = cdns_dphy_power_off, +}; + +static int cdns_dphy_probe(struct platform_device *pdev) +{ + struct phy_provider *phy_provider; + struct cdns_dphy *dphy; + struct resource *res; + int ret; + + dphy = devm_kzalloc(&pdev->dev, sizeof(*dphy), GFP_KERNEL); + if (!dphy) + return -ENOMEM; + dev_set_drvdata(&pdev->dev, dphy); + + dphy->ops = of_device_get_match_data(&pdev->dev); + if (!dphy->ops) + return -EINVAL; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + dphy->regs = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(dphy->regs)) + return PTR_ERR(dphy->regs); + + dphy->psm_clk = devm_clk_get(&pdev->dev, "psm"); + if (IS_ERR(dphy->psm_clk)) + return PTR_ERR(dphy->psm_clk); + + dphy->pll_ref_clk = devm_clk_get(&pdev->dev, "pll_ref"); + if (IS_ERR(dphy->pll_ref_clk)) + return PTR_ERR(dphy->pll_ref_clk); + + if (dphy->ops->probe) { + ret = dphy->ops->probe(dphy); + if (ret) + return ret; + } + + dphy->phy = devm_phy_create(&pdev->dev, NULL, &cdns_dphy_ops); + if (IS_ERR(dphy->phy)) { + dev_err(&pdev->dev, "failed to create PHY\n"); + if (dphy->ops->remove) + dphy->ops->remove(dphy); + return PTR_ERR(dphy->phy); + } + + phy_set_drvdata(dphy->phy, dphy); + phy_provider = devm_of_phy_provider_register(&pdev->dev, + of_phy_simple_xlate); + + return PTR_ERR_OR_ZERO(phy_provider); +} + +static int cdns_dphy_remove(struct platform_device *pdev) +{ + struct cdns_dphy *dphy = dev_get_drvdata(&pdev->dev); + + if (dphy->ops->remove) + dphy->ops->remove(dphy); + + return 0; +} + +static const struct of_device_id cdns_dphy_of_match[] = { + { .compatible = "cdns,dphy", .data = &ref_dphy_ops }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, cdns_dphy_of_match); + +static struct platform_driver cdns_dphy_platform_driver = { + .probe = cdns_dphy_probe, + .remove = cdns_dphy_remove, + .driver = { + .name = "cdns-mipi-dphy", + .of_match_table = cdns_dphy_of_match, + }, +}; +module_platform_driver(cdns_dphy_platform_driver); + +MODULE_AUTHOR("Maxime Ripard <maxime.ripard@bootlin.com>"); +MODULE_DESCRIPTION("Cadence MIPI D-PHY Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/phy/cadence/phy-cadence-salvo.c b/drivers/phy/cadence/phy-cadence-salvo.c new file mode 100644 index 000000000..88e239adc --- /dev/null +++ b/drivers/phy/cadence/phy-cadence-salvo.c @@ -0,0 +1,325 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Salvo PHY is a 28nm PHY, it is a legacy PHY, and only + * for USB3 and USB2. + * + * Copyright (c) 2019-2020 NXP + */ + +#include <linux/clk.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/phy/phy.h> +#include <linux/platform_device.h> +#include <linux/delay.h> +#include <linux/of.h> +#include <linux/of_platform.h> + +/* PHY register definition */ +#define PHY_PMA_CMN_CTRL1 0xC800 +#define TB_ADDR_CMN_DIAG_HSCLK_SEL 0x01e0 +#define TB_ADDR_CMN_PLL0_VCOCAL_INIT_TMR 0x0084 +#define TB_ADDR_CMN_PLL0_VCOCAL_ITER_TMR 0x0085 +#define TB_ADDR_CMN_PLL0_INTDIV 0x0094 +#define TB_ADDR_CMN_PLL0_FRACDIV 0x0095 +#define TB_ADDR_CMN_PLL0_HIGH_THR 0x0096 +#define TB_ADDR_CMN_PLL0_SS_CTRL1 0x0098 +#define TB_ADDR_CMN_PLL0_SS_CTRL2 0x0099 +#define TB_ADDR_CMN_PLL0_DSM_DIAG 0x0097 +#define TB_ADDR_CMN_DIAG_PLL0_OVRD 0x01c2 +#define TB_ADDR_CMN_DIAG_PLL0_FBH_OVRD 0x01c0 +#define TB_ADDR_CMN_DIAG_PLL0_FBL_OVRD 0x01c1 +#define TB_ADDR_CMN_DIAG_PLL0_V2I_TUNE 0x01C5 +#define TB_ADDR_CMN_DIAG_PLL0_CP_TUNE 0x01C6 +#define TB_ADDR_CMN_DIAG_PLL0_LF_PROG 0x01C7 +#define TB_ADDR_CMN_DIAG_PLL0_TEST_MODE 0x01c4 +#define TB_ADDR_CMN_PSM_CLK_CTRL 0x0061 +#define TB_ADDR_XCVR_DIAG_RX_LANE_CAL_RST_TMR 0x40ea +#define TB_ADDR_XCVR_PSM_RCTRL 0x4001 +#define TB_ADDR_TX_PSC_A0 0x4100 +#define TB_ADDR_TX_PSC_A1 0x4101 +#define TB_ADDR_TX_PSC_A2 0x4102 +#define TB_ADDR_TX_PSC_A3 0x4103 +#define TB_ADDR_TX_DIAG_ECTRL_OVRD 0x41f5 +#define TB_ADDR_TX_PSC_CAL 0x4106 +#define TB_ADDR_TX_PSC_RDY 0x4107 +#define TB_ADDR_RX_PSC_A0 0x8000 +#define TB_ADDR_RX_PSC_A1 0x8001 +#define TB_ADDR_RX_PSC_A2 0x8002 +#define TB_ADDR_RX_PSC_A3 0x8003 +#define TB_ADDR_RX_PSC_CAL 0x8006 +#define TB_ADDR_RX_PSC_RDY 0x8007 +#define TB_ADDR_TX_TXCC_MGNLS_MULT_000 0x4058 +#define TB_ADDR_TX_DIAG_BGREF_PREDRV_DELAY 0x41e7 +#define TB_ADDR_RX_SLC_CU_ITER_TMR 0x80e3 +#define TB_ADDR_RX_SIGDET_HL_FILT_TMR 0x8090 +#define TB_ADDR_RX_SAMP_DAC_CTRL 0x8058 +#define TB_ADDR_RX_DIAG_SIGDET_TUNE 0x81dc +#define TB_ADDR_RX_DIAG_LFPSDET_TUNE2 0x81df +#define TB_ADDR_RX_DIAG_BS_TM 0x81f5 +#define TB_ADDR_RX_DIAG_DFE_CTRL1 0x81d3 +#define TB_ADDR_RX_DIAG_ILL_IQE_TRIM4 0x81c7 +#define TB_ADDR_RX_DIAG_ILL_E_TRIM0 0x81c2 +#define TB_ADDR_RX_DIAG_ILL_IQ_TRIM0 0x81c1 +#define TB_ADDR_RX_DIAG_ILL_IQE_TRIM6 0x81c9 +#define TB_ADDR_RX_DIAG_RXFE_TM3 0x81f8 +#define TB_ADDR_RX_DIAG_RXFE_TM4 0x81f9 +#define TB_ADDR_RX_DIAG_LFPSDET_TUNE 0x81dd +#define TB_ADDR_RX_DIAG_DFE_CTRL3 0x81d5 +#define TB_ADDR_RX_DIAG_SC2C_DELAY 0x81e1 +#define TB_ADDR_RX_REE_VGA_GAIN_NODFE 0x81bf +#define TB_ADDR_XCVR_PSM_CAL_TMR 0x4002 +#define TB_ADDR_XCVR_PSM_A0BYP_TMR 0x4004 +#define TB_ADDR_XCVR_PSM_A0IN_TMR 0x4003 +#define TB_ADDR_XCVR_PSM_A1IN_TMR 0x4005 +#define TB_ADDR_XCVR_PSM_A2IN_TMR 0x4006 +#define TB_ADDR_XCVR_PSM_A3IN_TMR 0x4007 +#define TB_ADDR_XCVR_PSM_A4IN_TMR 0x4008 +#define TB_ADDR_XCVR_PSM_A5IN_TMR 0x4009 +#define TB_ADDR_XCVR_PSM_A0OUT_TMR 0x400a +#define TB_ADDR_XCVR_PSM_A1OUT_TMR 0x400b +#define TB_ADDR_XCVR_PSM_A2OUT_TMR 0x400c +#define TB_ADDR_XCVR_PSM_A3OUT_TMR 0x400d +#define TB_ADDR_XCVR_PSM_A4OUT_TMR 0x400e +#define TB_ADDR_XCVR_PSM_A5OUT_TMR 0x400f +#define TB_ADDR_TX_RCVDET_EN_TMR 0x4122 +#define TB_ADDR_TX_RCVDET_ST_TMR 0x4123 +#define TB_ADDR_XCVR_DIAG_LANE_FCM_EN_MGN_TMR 0x40f2 +#define TB_ADDR_TX_RCVDETSC_CTRL 0x4124 + +/* TB_ADDR_TX_RCVDETSC_CTRL */ +#define RXDET_IN_P3_32KHZ BIT(0) + +struct cdns_reg_pairs { + u16 val; + u32 off; +}; + +struct cdns_salvo_data { + u8 reg_offset_shift; + const struct cdns_reg_pairs *init_sequence_val; + u8 init_sequence_length; +}; + +struct cdns_salvo_phy { + struct phy *phy; + struct clk *clk; + void __iomem *base; + struct cdns_salvo_data *data; +}; + +static const struct of_device_id cdns_salvo_phy_of_match[]; +static u16 cdns_salvo_read(struct cdns_salvo_phy *salvo_phy, u32 reg) +{ + return (u16)readl(salvo_phy->base + + reg * (1 << salvo_phy->data->reg_offset_shift)); +} + +static void cdns_salvo_write(struct cdns_salvo_phy *salvo_phy, + u32 reg, u16 val) +{ + writel(val, salvo_phy->base + + reg * (1 << salvo_phy->data->reg_offset_shift)); +} + +/* + * Below bringup sequence pair are from Cadence PHY's User Guide + * and NXP platform tuning results. + */ +static const struct cdns_reg_pairs cdns_nxp_sequence_pair[] = { + {0x0830, PHY_PMA_CMN_CTRL1}, + {0x0010, TB_ADDR_CMN_DIAG_HSCLK_SEL}, + {0x00f0, TB_ADDR_CMN_PLL0_VCOCAL_INIT_TMR}, + {0x0018, TB_ADDR_CMN_PLL0_VCOCAL_ITER_TMR}, + {0x00d0, TB_ADDR_CMN_PLL0_INTDIV}, + {0x4aaa, TB_ADDR_CMN_PLL0_FRACDIV}, + {0x0034, TB_ADDR_CMN_PLL0_HIGH_THR}, + {0x01ee, TB_ADDR_CMN_PLL0_SS_CTRL1}, + {0x7f03, TB_ADDR_CMN_PLL0_SS_CTRL2}, + {0x0020, TB_ADDR_CMN_PLL0_DSM_DIAG}, + {0x0000, TB_ADDR_CMN_DIAG_PLL0_OVRD}, + {0x0000, TB_ADDR_CMN_DIAG_PLL0_FBH_OVRD}, + {0x0000, TB_ADDR_CMN_DIAG_PLL0_FBL_OVRD}, + {0x0007, TB_ADDR_CMN_DIAG_PLL0_V2I_TUNE}, + {0x0027, TB_ADDR_CMN_DIAG_PLL0_CP_TUNE}, + {0x0008, TB_ADDR_CMN_DIAG_PLL0_LF_PROG}, + {0x0022, TB_ADDR_CMN_DIAG_PLL0_TEST_MODE}, + {0x000a, TB_ADDR_CMN_PSM_CLK_CTRL}, + {0x0139, TB_ADDR_XCVR_DIAG_RX_LANE_CAL_RST_TMR}, + {0xbefc, TB_ADDR_XCVR_PSM_RCTRL}, + + {0x7799, TB_ADDR_TX_PSC_A0}, + {0x7798, TB_ADDR_TX_PSC_A1}, + {0x509b, TB_ADDR_TX_PSC_A2}, + {0x0003, TB_ADDR_TX_DIAG_ECTRL_OVRD}, + {0x509b, TB_ADDR_TX_PSC_A3}, + {0x2090, TB_ADDR_TX_PSC_CAL}, + {0x2090, TB_ADDR_TX_PSC_RDY}, + + {0xA6FD, TB_ADDR_RX_PSC_A0}, + {0xA6FD, TB_ADDR_RX_PSC_A1}, + {0xA410, TB_ADDR_RX_PSC_A2}, + {0x2410, TB_ADDR_RX_PSC_A3}, + + {0x23FF, TB_ADDR_RX_PSC_CAL}, + {0x2010, TB_ADDR_RX_PSC_RDY}, + + {0x0020, TB_ADDR_TX_TXCC_MGNLS_MULT_000}, + {0x00ff, TB_ADDR_TX_DIAG_BGREF_PREDRV_DELAY}, + {0x0002, TB_ADDR_RX_SLC_CU_ITER_TMR}, + {0x0013, TB_ADDR_RX_SIGDET_HL_FILT_TMR}, + {0x0000, TB_ADDR_RX_SAMP_DAC_CTRL}, + {0x1004, TB_ADDR_RX_DIAG_SIGDET_TUNE}, + {0x4041, TB_ADDR_RX_DIAG_LFPSDET_TUNE2}, + {0x0480, TB_ADDR_RX_DIAG_BS_TM}, + {0x8006, TB_ADDR_RX_DIAG_DFE_CTRL1}, + {0x003f, TB_ADDR_RX_DIAG_ILL_IQE_TRIM4}, + {0x543f, TB_ADDR_RX_DIAG_ILL_E_TRIM0}, + {0x543f, TB_ADDR_RX_DIAG_ILL_IQ_TRIM0}, + {0x0000, TB_ADDR_RX_DIAG_ILL_IQE_TRIM6}, + {0x8000, TB_ADDR_RX_DIAG_RXFE_TM3}, + {0x0003, TB_ADDR_RX_DIAG_RXFE_TM4}, + {0x2408, TB_ADDR_RX_DIAG_LFPSDET_TUNE}, + {0x05ca, TB_ADDR_RX_DIAG_DFE_CTRL3}, + {0x0258, TB_ADDR_RX_DIAG_SC2C_DELAY}, + {0x1fff, TB_ADDR_RX_REE_VGA_GAIN_NODFE}, + + {0x02c6, TB_ADDR_XCVR_PSM_CAL_TMR}, + {0x0002, TB_ADDR_XCVR_PSM_A0BYP_TMR}, + {0x02c6, TB_ADDR_XCVR_PSM_A0IN_TMR}, + {0x0010, TB_ADDR_XCVR_PSM_A1IN_TMR}, + {0x0010, TB_ADDR_XCVR_PSM_A2IN_TMR}, + {0x0010, TB_ADDR_XCVR_PSM_A3IN_TMR}, + {0x0010, TB_ADDR_XCVR_PSM_A4IN_TMR}, + {0x0010, TB_ADDR_XCVR_PSM_A5IN_TMR}, + + {0x0002, TB_ADDR_XCVR_PSM_A0OUT_TMR}, + {0x0002, TB_ADDR_XCVR_PSM_A1OUT_TMR}, + {0x0002, TB_ADDR_XCVR_PSM_A2OUT_TMR}, + {0x0002, TB_ADDR_XCVR_PSM_A3OUT_TMR}, + {0x0002, TB_ADDR_XCVR_PSM_A4OUT_TMR}, + {0x0002, TB_ADDR_XCVR_PSM_A5OUT_TMR}, + /* Change rx detect parameter */ + {0x0960, TB_ADDR_TX_RCVDET_EN_TMR}, + {0x01e0, TB_ADDR_TX_RCVDET_ST_TMR}, + {0x0090, TB_ADDR_XCVR_DIAG_LANE_FCM_EN_MGN_TMR}, +}; + +static int cdns_salvo_phy_init(struct phy *phy) +{ + struct cdns_salvo_phy *salvo_phy = phy_get_drvdata(phy); + struct cdns_salvo_data *data = salvo_phy->data; + int ret, i; + u16 value; + + ret = clk_prepare_enable(salvo_phy->clk); + if (ret) + return ret; + + for (i = 0; i < data->init_sequence_length; i++) { + const struct cdns_reg_pairs *reg_pair = data->init_sequence_val + i; + + cdns_salvo_write(salvo_phy, reg_pair->off, reg_pair->val); + } + + /* RXDET_IN_P3_32KHZ, Receiver detect slow clock enable */ + value = cdns_salvo_read(salvo_phy, TB_ADDR_TX_RCVDETSC_CTRL); + value |= RXDET_IN_P3_32KHZ; + cdns_salvo_write(salvo_phy, TB_ADDR_TX_RCVDETSC_CTRL, + RXDET_IN_P3_32KHZ); + + udelay(10); + + clk_disable_unprepare(salvo_phy->clk); + + return ret; +} + +static int cdns_salvo_phy_power_on(struct phy *phy) +{ + struct cdns_salvo_phy *salvo_phy = phy_get_drvdata(phy); + + return clk_prepare_enable(salvo_phy->clk); +} + +static int cdns_salvo_phy_power_off(struct phy *phy) +{ + struct cdns_salvo_phy *salvo_phy = phy_get_drvdata(phy); + + clk_disable_unprepare(salvo_phy->clk); + + return 0; +} + +static const struct phy_ops cdns_salvo_phy_ops = { + .init = cdns_salvo_phy_init, + .power_on = cdns_salvo_phy_power_on, + .power_off = cdns_salvo_phy_power_off, + .owner = THIS_MODULE, +}; + +static int cdns_salvo_phy_probe(struct platform_device *pdev) +{ + struct phy_provider *phy_provider; + struct device *dev = &pdev->dev; + struct cdns_salvo_phy *salvo_phy; + struct resource *res; + const struct of_device_id *match; + struct cdns_salvo_data *data; + + match = of_match_device(cdns_salvo_phy_of_match, dev); + if (!match) + return -EINVAL; + + data = (struct cdns_salvo_data *)match->data; + salvo_phy = devm_kzalloc(dev, sizeof(*salvo_phy), GFP_KERNEL); + if (!salvo_phy) + return -ENOMEM; + + salvo_phy->data = data; + salvo_phy->clk = devm_clk_get_optional(dev, "salvo_phy_clk"); + if (IS_ERR(salvo_phy->clk)) + return PTR_ERR(salvo_phy->clk); + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + salvo_phy->base = devm_ioremap_resource(dev, res); + if (IS_ERR(salvo_phy->base)) + return PTR_ERR(salvo_phy->base); + + salvo_phy->phy = devm_phy_create(dev, NULL, &cdns_salvo_phy_ops); + if (IS_ERR(salvo_phy->phy)) + return PTR_ERR(salvo_phy->phy); + + phy_set_drvdata(salvo_phy->phy, salvo_phy); + + phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); + return PTR_ERR_OR_ZERO(phy_provider); +} + +static const struct cdns_salvo_data cdns_nxp_salvo_data = { + 2, + cdns_nxp_sequence_pair, + ARRAY_SIZE(cdns_nxp_sequence_pair), +}; + +static const struct of_device_id cdns_salvo_phy_of_match[] = { + { + .compatible = "nxp,salvo-phy", + .data = &cdns_nxp_salvo_data, + }, + {} +}; +MODULE_DEVICE_TABLE(of, cdns_salvo_phy_of_match); + +static struct platform_driver cdns_salvo_phy_driver = { + .probe = cdns_salvo_phy_probe, + .driver = { + .name = "cdns-salvo-phy", + .of_match_table = cdns_salvo_phy_of_match, + } +}; +module_platform_driver(cdns_salvo_phy_driver); + +MODULE_AUTHOR("Peter Chen <peter.chen@nxp.com>"); +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("Cadence SALVO PHY Driver"); diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c new file mode 100644 index 000000000..7d990613c --- /dev/null +++ b/drivers/phy/cadence/phy-cadence-sierra.c @@ -0,0 +1,843 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Cadence Sierra PHY Driver + * + * Copyright (c) 2018 Cadence Design Systems + * Author: Alan Douglas <adouglas@cadence.com> + * + */ +#include <linux/clk.h> +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/phy/phy.h> +#include <linux/platform_device.h> +#include <linux/pm_runtime.h> +#include <linux/regmap.h> +#include <linux/reset.h> +#include <linux/slab.h> +#include <linux/of.h> +#include <linux/of_platform.h> +#include <dt-bindings/phy/phy.h> + +/* PHY register offsets */ +#define SIERRA_COMMON_CDB_OFFSET 0x0 +#define SIERRA_MACRO_ID_REG 0x0 +#define SIERRA_CMN_PLLLC_MODE_PREG 0x48 +#define SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG 0x49 +#define SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG 0x4A +#define SIERRA_CMN_PLLLC_LOCK_CNTSTART_PREG 0x4B +#define SIERRA_CMN_PLLLC_BWCAL_MODE1_PREG 0x4F +#define SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG 0x50 +#define SIERRA_CMN_PLLLC_SS_TIME_STEPSIZE_MODE_PREG 0x62 + +#define SIERRA_LANE_CDB_OFFSET(ln, block_offset, reg_offset) \ + ((0x4000 << (block_offset)) + \ + (((ln) << 9) << (reg_offset))) + +#define SIERRA_DET_STANDEC_A_PREG 0x000 +#define SIERRA_DET_STANDEC_B_PREG 0x001 +#define SIERRA_DET_STANDEC_C_PREG 0x002 +#define SIERRA_DET_STANDEC_D_PREG 0x003 +#define SIERRA_DET_STANDEC_E_PREG 0x004 +#define SIERRA_PSM_LANECAL_DLY_A1_RESETS_PREG 0x008 +#define SIERRA_PSM_A0IN_TMR_PREG 0x009 +#define SIERRA_PSM_DIAG_PREG 0x015 +#define SIERRA_PSC_TX_A0_PREG 0x028 +#define SIERRA_PSC_TX_A1_PREG 0x029 +#define SIERRA_PSC_TX_A2_PREG 0x02A +#define SIERRA_PSC_TX_A3_PREG 0x02B +#define SIERRA_PSC_RX_A0_PREG 0x030 +#define SIERRA_PSC_RX_A1_PREG 0x031 +#define SIERRA_PSC_RX_A2_PREG 0x032 +#define SIERRA_PSC_RX_A3_PREG 0x033 +#define SIERRA_PLLCTRL_SUBRATE_PREG 0x03A +#define SIERRA_PLLCTRL_GEN_D_PREG 0x03E +#define SIERRA_PLLCTRL_CPGAIN_MODE_PREG 0x03F +#define SIERRA_PLLCTRL_STATUS_PREG 0x044 +#define SIERRA_CLKPATH_BIASTRIM_PREG 0x04B +#define SIERRA_DFE_BIASTRIM_PREG 0x04C +#define SIERRA_DRVCTRL_ATTEN_PREG 0x06A +#define SIERRA_CLKPATHCTRL_TMR_PREG 0x081 +#define SIERRA_RX_CREQ_FLTR_A_MODE3_PREG 0x085 +#define SIERRA_RX_CREQ_FLTR_A_MODE2_PREG 0x086 +#define SIERRA_RX_CREQ_FLTR_A_MODE1_PREG 0x087 +#define SIERRA_RX_CREQ_FLTR_A_MODE0_PREG 0x088 +#define SIERRA_CREQ_CCLKDET_MODE01_PREG 0x08E +#define SIERRA_RX_CTLE_MAINTENANCE_PREG 0x091 +#define SIERRA_CREQ_FSMCLK_SEL_PREG 0x092 +#define SIERRA_CREQ_EQ_CTRL_PREG 0x093 +#define SIERRA_CREQ_SPARE_PREG 0x096 +#define SIERRA_CREQ_EQ_OPEN_EYE_THRESH_PREG 0x097 +#define SIERRA_CTLELUT_CTRL_PREG 0x098 +#define SIERRA_DFE_ECMP_RATESEL_PREG 0x0C0 +#define SIERRA_DFE_SMP_RATESEL_PREG 0x0C1 +#define SIERRA_DEQ_PHALIGN_CTRL 0x0C4 +#define SIERRA_DEQ_CONCUR_CTRL1_PREG 0x0C8 +#define SIERRA_DEQ_CONCUR_CTRL2_PREG 0x0C9 +#define SIERRA_DEQ_EPIPWR_CTRL2_PREG 0x0CD +#define SIERRA_DEQ_FAST_MAINT_CYCLES_PREG 0x0CE +#define SIERRA_DEQ_ERRCMP_CTRL_PREG 0x0D0 +#define SIERRA_DEQ_OFFSET_CTRL_PREG 0x0D8 +#define SIERRA_DEQ_GAIN_CTRL_PREG 0x0E0 +#define SIERRA_DEQ_VGATUNE_CTRL_PREG 0x0E1 +#define SIERRA_DEQ_GLUT0 0x0E8 +#define SIERRA_DEQ_GLUT1 0x0E9 +#define SIERRA_DEQ_GLUT2 0x0EA +#define SIERRA_DEQ_GLUT3 0x0EB +#define SIERRA_DEQ_GLUT4 0x0EC +#define SIERRA_DEQ_GLUT5 0x0ED +#define SIERRA_DEQ_GLUT6 0x0EE +#define SIERRA_DEQ_GLUT7 0x0EF +#define SIERRA_DEQ_GLUT8 0x0F0 +#define SIERRA_DEQ_GLUT9 0x0F1 +#define SIERRA_DEQ_GLUT10 0x0F2 +#define SIERRA_DEQ_GLUT11 0x0F3 +#define SIERRA_DEQ_GLUT12 0x0F4 +#define SIERRA_DEQ_GLUT13 0x0F5 +#define SIERRA_DEQ_GLUT14 0x0F6 +#define SIERRA_DEQ_GLUT15 0x0F7 +#define SIERRA_DEQ_GLUT16 0x0F8 +#define SIERRA_DEQ_ALUT0 0x108 +#define SIERRA_DEQ_ALUT1 0x109 +#define SIERRA_DEQ_ALUT2 0x10A +#define SIERRA_DEQ_ALUT3 0x10B +#define SIERRA_DEQ_ALUT4 0x10C +#define SIERRA_DEQ_ALUT5 0x10D +#define SIERRA_DEQ_ALUT6 0x10E +#define SIERRA_DEQ_ALUT7 0x10F +#define SIERRA_DEQ_ALUT8 0x110 +#define SIERRA_DEQ_ALUT9 0x111 +#define SIERRA_DEQ_ALUT10 0x112 +#define SIERRA_DEQ_ALUT11 0x113 +#define SIERRA_DEQ_ALUT12 0x114 +#define SIERRA_DEQ_ALUT13 0x115 +#define SIERRA_DEQ_DFETAP_CTRL_PREG 0x128 +#define SIERRA_DFE_EN_1010_IGNORE_PREG 0x134 +#define SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG 0x150 +#define SIERRA_DEQ_TAU_CTRL2_PREG 0x151 +#define SIERRA_DEQ_PICTRL_PREG 0x161 +#define SIERRA_CPICAL_TMRVAL_MODE1_PREG 0x170 +#define SIERRA_CPICAL_TMRVAL_MODE0_PREG 0x171 +#define SIERRA_CPICAL_PICNT_MODE1_PREG 0x174 +#define SIERRA_CPI_OUTBUF_RATESEL_PREG 0x17C +#define SIERRA_CPICAL_RES_STARTCODE_MODE23_PREG 0x183 +#define SIERRA_LFPSDET_SUPPORT_PREG 0x188 +#define SIERRA_LFPSFILT_NS_PREG 0x18A +#define SIERRA_LFPSFILT_RD_PREG 0x18B +#define SIERRA_LFPSFILT_MP_PREG 0x18C +#define SIERRA_SIGDET_SUPPORT_PREG 0x190 +#define SIERRA_SDFILT_H2L_A_PREG 0x191 +#define SIERRA_SDFILT_L2H_PREG 0x193 +#define SIERRA_RXBUFFER_CTLECTRL_PREG 0x19E +#define SIERRA_RXBUFFER_RCDFECTRL_PREG 0x19F +#define SIERRA_RXBUFFER_DFECTRL_PREG 0x1A0 +#define SIERRA_DEQ_TAU_CTRL1_FAST_MAINT_PREG 0x14F +#define SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG 0x150 + +#define SIERRA_PHY_CONFIG_CTRL_OFFSET(block_offset) \ + (0xc000 << (block_offset)) +#define SIERRA_PHY_PLL_CFG 0xe + +#define SIERRA_MACRO_ID 0x00007364 +#define SIERRA_MAX_LANES 16 +#define PLL_LOCK_TIME 100000 + +static const struct reg_field macro_id_type = + REG_FIELD(SIERRA_MACRO_ID_REG, 0, 15); +static const struct reg_field phy_pll_cfg_1 = + REG_FIELD(SIERRA_PHY_PLL_CFG, 1, 1); +static const struct reg_field pllctrl_lock = + REG_FIELD(SIERRA_PLLCTRL_STATUS_PREG, 0, 0); + +struct cdns_sierra_inst { + struct phy *phy; + u32 phy_type; + u32 num_lanes; + u32 mlane; + struct reset_control *lnk_rst; +}; + +struct cdns_reg_pairs { + u16 val; + u32 off; +}; + +struct cdns_sierra_data { + u32 id_value; + u8 block_offset_shift; + u8 reg_offset_shift; + u32 pcie_cmn_regs; + u32 pcie_ln_regs; + u32 usb_cmn_regs; + u32 usb_ln_regs; + const struct cdns_reg_pairs *pcie_cmn_vals; + const struct cdns_reg_pairs *pcie_ln_vals; + const struct cdns_reg_pairs *usb_cmn_vals; + const struct cdns_reg_pairs *usb_ln_vals; +}; + +struct cdns_regmap_cdb_context { + struct device *dev; + void __iomem *base; + u8 reg_offset_shift; +}; + +struct cdns_sierra_phy { + struct device *dev; + struct regmap *regmap; + struct cdns_sierra_data *init_data; + struct cdns_sierra_inst phys[SIERRA_MAX_LANES]; + struct reset_control *phy_rst; + struct reset_control *apb_rst; + struct regmap *regmap_lane_cdb[SIERRA_MAX_LANES]; + struct regmap *regmap_phy_config_ctrl; + struct regmap *regmap_common_cdb; + struct regmap_field *macro_id_type; + struct regmap_field *phy_pll_cfg_1; + struct regmap_field *pllctrl_lock[SIERRA_MAX_LANES]; + struct clk *clk; + struct clk *cmn_refclk_dig_div; + struct clk *cmn_refclk1_dig_div; + int nsubnodes; + u32 num_lanes; + bool autoconf; +}; + +static int cdns_regmap_write(void *context, unsigned int reg, unsigned int val) +{ + struct cdns_regmap_cdb_context *ctx = context; + u32 offset = reg << ctx->reg_offset_shift; + + writew(val, ctx->base + offset); + + return 0; +} + +static int cdns_regmap_read(void *context, unsigned int reg, unsigned int *val) +{ + struct cdns_regmap_cdb_context *ctx = context; + u32 offset = reg << ctx->reg_offset_shift; + + *val = readw(ctx->base + offset); + return 0; +} + +#define SIERRA_LANE_CDB_REGMAP_CONF(n) \ +{ \ + .name = "sierra_lane" n "_cdb", \ + .reg_stride = 1, \ + .fast_io = true, \ + .reg_write = cdns_regmap_write, \ + .reg_read = cdns_regmap_read, \ +} + +static const struct regmap_config cdns_sierra_lane_cdb_config[] = { + SIERRA_LANE_CDB_REGMAP_CONF("0"), + SIERRA_LANE_CDB_REGMAP_CONF("1"), + SIERRA_LANE_CDB_REGMAP_CONF("2"), + SIERRA_LANE_CDB_REGMAP_CONF("3"), + SIERRA_LANE_CDB_REGMAP_CONF("4"), + SIERRA_LANE_CDB_REGMAP_CONF("5"), + SIERRA_LANE_CDB_REGMAP_CONF("6"), + SIERRA_LANE_CDB_REGMAP_CONF("7"), + SIERRA_LANE_CDB_REGMAP_CONF("8"), + SIERRA_LANE_CDB_REGMAP_CONF("9"), + SIERRA_LANE_CDB_REGMAP_CONF("10"), + SIERRA_LANE_CDB_REGMAP_CONF("11"), + SIERRA_LANE_CDB_REGMAP_CONF("12"), + SIERRA_LANE_CDB_REGMAP_CONF("13"), + SIERRA_LANE_CDB_REGMAP_CONF("14"), + SIERRA_LANE_CDB_REGMAP_CONF("15"), +}; + +static const struct regmap_config cdns_sierra_common_cdb_config = { + .name = "sierra_common_cdb", + .reg_stride = 1, + .fast_io = true, + .reg_write = cdns_regmap_write, + .reg_read = cdns_regmap_read, +}; + +static const struct regmap_config cdns_sierra_phy_config_ctrl_config = { + .name = "sierra_phy_config_ctrl", + .reg_stride = 1, + .fast_io = true, + .reg_write = cdns_regmap_write, + .reg_read = cdns_regmap_read, +}; + +static int cdns_sierra_phy_init(struct phy *gphy) +{ + struct cdns_sierra_inst *ins = phy_get_drvdata(gphy); + struct cdns_sierra_phy *phy = dev_get_drvdata(gphy->dev.parent); + struct regmap *regmap; + int i, j; + const struct cdns_reg_pairs *cmn_vals, *ln_vals; + u32 num_cmn_regs, num_ln_regs; + + /* Initialise the PHY registers, unless auto configured */ + if (phy->autoconf) + return 0; + + clk_set_rate(phy->cmn_refclk_dig_div, 25000000); + clk_set_rate(phy->cmn_refclk1_dig_div, 25000000); + if (ins->phy_type == PHY_TYPE_PCIE) { + num_cmn_regs = phy->init_data->pcie_cmn_regs; + num_ln_regs = phy->init_data->pcie_ln_regs; + cmn_vals = phy->init_data->pcie_cmn_vals; + ln_vals = phy->init_data->pcie_ln_vals; + } else if (ins->phy_type == PHY_TYPE_USB3) { + num_cmn_regs = phy->init_data->usb_cmn_regs; + num_ln_regs = phy->init_data->usb_ln_regs; + cmn_vals = phy->init_data->usb_cmn_vals; + ln_vals = phy->init_data->usb_ln_vals; + } else { + return -EINVAL; + } + + regmap = phy->regmap_common_cdb; + for (j = 0; j < num_cmn_regs ; j++) + regmap_write(regmap, cmn_vals[j].off, cmn_vals[j].val); + + for (i = 0; i < ins->num_lanes; i++) { + for (j = 0; j < num_ln_regs ; j++) { + regmap = phy->regmap_lane_cdb[i + ins->mlane]; + regmap_write(regmap, ln_vals[j].off, ln_vals[j].val); + } + } + + return 0; +} + +static int cdns_sierra_phy_on(struct phy *gphy) +{ + struct cdns_sierra_phy *sp = dev_get_drvdata(gphy->dev.parent); + struct cdns_sierra_inst *ins = phy_get_drvdata(gphy); + struct device *dev = sp->dev; + u32 val; + int ret; + + ret = reset_control_deassert(sp->phy_rst); + if (ret) { + dev_err(dev, "Failed to take the PHY out of reset\n"); + return ret; + } + + /* Take the PHY lane group out of reset */ + ret = reset_control_deassert(ins->lnk_rst); + if (ret) { + dev_err(dev, "Failed to take the PHY lane out of reset\n"); + return ret; + } + + ret = regmap_field_read_poll_timeout(sp->pllctrl_lock[ins->mlane], + val, val, 1000, PLL_LOCK_TIME); + if (ret < 0) + dev_err(dev, "PLL lock of lane failed\n"); + + return ret; +} + +static int cdns_sierra_phy_off(struct phy *gphy) +{ + struct cdns_sierra_inst *ins = phy_get_drvdata(gphy); + + return reset_control_assert(ins->lnk_rst); +} + +static int cdns_sierra_phy_reset(struct phy *gphy) +{ + struct cdns_sierra_phy *sp = dev_get_drvdata(gphy->dev.parent); + + reset_control_assert(sp->phy_rst); + reset_control_deassert(sp->phy_rst); + return 0; +}; + +static const struct phy_ops ops = { + .init = cdns_sierra_phy_init, + .power_on = cdns_sierra_phy_on, + .power_off = cdns_sierra_phy_off, + .reset = cdns_sierra_phy_reset, + .owner = THIS_MODULE, +}; + +static int cdns_sierra_get_optional(struct cdns_sierra_inst *inst, + struct device_node *child) +{ + if (of_property_read_u32(child, "reg", &inst->mlane)) + return -EINVAL; + + if (of_property_read_u32(child, "cdns,num-lanes", &inst->num_lanes)) + return -EINVAL; + + if (of_property_read_u32(child, "cdns,phy-type", &inst->phy_type)) + return -EINVAL; + + return 0; +} + +static const struct of_device_id cdns_sierra_id_table[]; + +static struct regmap *cdns_regmap_init(struct device *dev, void __iomem *base, + u32 block_offset, u8 reg_offset_shift, + const struct regmap_config *config) +{ + struct cdns_regmap_cdb_context *ctx; + + ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return ERR_PTR(-ENOMEM); + + ctx->dev = dev; + ctx->base = base + block_offset; + ctx->reg_offset_shift = reg_offset_shift; + + return devm_regmap_init(dev, NULL, ctx, config); +} + +static int cdns_regfield_init(struct cdns_sierra_phy *sp) +{ + struct device *dev = sp->dev; + struct regmap_field *field; + struct regmap *regmap; + int i; + + regmap = sp->regmap_common_cdb; + field = devm_regmap_field_alloc(dev, regmap, macro_id_type); + if (IS_ERR(field)) { + dev_err(dev, "MACRO_ID_TYPE reg field init failed\n"); + return PTR_ERR(field); + } + sp->macro_id_type = field; + + regmap = sp->regmap_phy_config_ctrl; + field = devm_regmap_field_alloc(dev, regmap, phy_pll_cfg_1); + if (IS_ERR(field)) { + dev_err(dev, "PHY_PLL_CFG_1 reg field init failed\n"); + return PTR_ERR(field); + } + sp->phy_pll_cfg_1 = field; + + for (i = 0; i < SIERRA_MAX_LANES; i++) { + regmap = sp->regmap_lane_cdb[i]; + field = devm_regmap_field_alloc(dev, regmap, pllctrl_lock); + if (IS_ERR(field)) { + dev_err(dev, "P%d_ENABLE reg field init failed\n", i); + return PTR_ERR(field); + } + sp->pllctrl_lock[i] = field; + } + + return 0; +} + +static int cdns_regmap_init_blocks(struct cdns_sierra_phy *sp, + void __iomem *base, u8 block_offset_shift, + u8 reg_offset_shift) +{ + struct device *dev = sp->dev; + struct regmap *regmap; + u32 block_offset; + int i; + + for (i = 0; i < SIERRA_MAX_LANES; i++) { + block_offset = SIERRA_LANE_CDB_OFFSET(i, block_offset_shift, + reg_offset_shift); + regmap = cdns_regmap_init(dev, base, block_offset, + reg_offset_shift, + &cdns_sierra_lane_cdb_config[i]); + if (IS_ERR(regmap)) { + dev_err(dev, "Failed to init lane CDB regmap\n"); + return PTR_ERR(regmap); + } + sp->regmap_lane_cdb[i] = regmap; + } + + regmap = cdns_regmap_init(dev, base, SIERRA_COMMON_CDB_OFFSET, + reg_offset_shift, + &cdns_sierra_common_cdb_config); + if (IS_ERR(regmap)) { + dev_err(dev, "Failed to init common CDB regmap\n"); + return PTR_ERR(regmap); + } + sp->regmap_common_cdb = regmap; + + block_offset = SIERRA_PHY_CONFIG_CTRL_OFFSET(block_offset_shift); + regmap = cdns_regmap_init(dev, base, block_offset, reg_offset_shift, + &cdns_sierra_phy_config_ctrl_config); + if (IS_ERR(regmap)) { + dev_err(dev, "Failed to init PHY config and control regmap\n"); + return PTR_ERR(regmap); + } + sp->regmap_phy_config_ctrl = regmap; + + return 0; +} + +static int cdns_sierra_phy_probe(struct platform_device *pdev) +{ + struct cdns_sierra_phy *sp; + struct phy_provider *phy_provider; + struct device *dev = &pdev->dev; + const struct of_device_id *match; + struct cdns_sierra_data *data; + unsigned int id_value; + struct resource *res; + int i, ret, node = 0; + void __iomem *base; + struct clk *clk; + struct device_node *dn = dev->of_node, *child; + + if (of_get_child_count(dn) == 0) + return -ENODEV; + + /* Get init data for this PHY */ + match = of_match_device(cdns_sierra_id_table, dev); + if (!match) + return -EINVAL; + + data = (struct cdns_sierra_data *)match->data; + + sp = devm_kzalloc(dev, sizeof(*sp), GFP_KERNEL); + if (!sp) + return -ENOMEM; + dev_set_drvdata(dev, sp); + sp->dev = dev; + sp->init_data = data; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + base = devm_ioremap_resource(dev, res); + if (IS_ERR(base)) { + dev_err(dev, "missing \"reg\"\n"); + return PTR_ERR(base); + } + + ret = cdns_regmap_init_blocks(sp, base, data->block_offset_shift, + data->reg_offset_shift); + if (ret) + return ret; + + ret = cdns_regfield_init(sp); + if (ret) + return ret; + + platform_set_drvdata(pdev, sp); + + sp->clk = devm_clk_get_optional(dev, "phy_clk"); + if (IS_ERR(sp->clk)) { + dev_err(dev, "failed to get clock phy_clk\n"); + return PTR_ERR(sp->clk); + } + + sp->phy_rst = devm_reset_control_get(dev, "sierra_reset"); + if (IS_ERR(sp->phy_rst)) { + dev_err(dev, "failed to get reset\n"); + return PTR_ERR(sp->phy_rst); + } + + sp->apb_rst = devm_reset_control_get_optional(dev, "sierra_apb"); + if (IS_ERR(sp->apb_rst)) { + dev_err(dev, "failed to get apb reset\n"); + return PTR_ERR(sp->apb_rst); + } + + clk = devm_clk_get_optional(dev, "cmn_refclk_dig_div"); + if (IS_ERR(clk)) { + dev_err(dev, "cmn_refclk_dig_div clock not found\n"); + ret = PTR_ERR(clk); + return ret; + } + sp->cmn_refclk_dig_div = clk; + + clk = devm_clk_get_optional(dev, "cmn_refclk1_dig_div"); + if (IS_ERR(clk)) { + dev_err(dev, "cmn_refclk1_dig_div clock not found\n"); + ret = PTR_ERR(clk); + return ret; + } + sp->cmn_refclk1_dig_div = clk; + + ret = clk_prepare_enable(sp->clk); + if (ret) + return ret; + + /* Enable APB */ + reset_control_deassert(sp->apb_rst); + + /* Check that PHY is present */ + regmap_field_read(sp->macro_id_type, &id_value); + if (sp->init_data->id_value != id_value) { + ret = -EINVAL; + goto clk_disable; + } + + sp->autoconf = of_property_read_bool(dn, "cdns,autoconf"); + + for_each_available_child_of_node(dn, child) { + struct phy *gphy; + + sp->phys[node].lnk_rst = + of_reset_control_array_get_exclusive(child); + + if (IS_ERR(sp->phys[node].lnk_rst)) { + dev_err(dev, "failed to get reset %s\n", + child->full_name); + ret = PTR_ERR(sp->phys[node].lnk_rst); + goto put_child2; + } + + if (!sp->autoconf) { + ret = cdns_sierra_get_optional(&sp->phys[node], child); + if (ret) { + dev_err(dev, "missing property in node %s\n", + child->name); + goto put_child; + } + } + + sp->num_lanes += sp->phys[node].num_lanes; + + gphy = devm_phy_create(dev, child, &ops); + + if (IS_ERR(gphy)) { + ret = PTR_ERR(gphy); + goto put_child; + } + sp->phys[node].phy = gphy; + phy_set_drvdata(gphy, &sp->phys[node]); + + node++; + } + sp->nsubnodes = node; + + if (sp->num_lanes > SIERRA_MAX_LANES) { + ret = -EINVAL; + dev_err(dev, "Invalid lane configuration\n"); + goto put_child2; + } + + /* If more than one subnode, configure the PHY as multilink */ + if (!sp->autoconf && sp->nsubnodes > 1) + regmap_field_write(sp->phy_pll_cfg_1, 0x1); + + pm_runtime_enable(dev); + phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); + return PTR_ERR_OR_ZERO(phy_provider); + +put_child: + node++; +put_child2: + for (i = 0; i < node; i++) + reset_control_put(sp->phys[i].lnk_rst); + of_node_put(child); +clk_disable: + clk_disable_unprepare(sp->clk); + reset_control_assert(sp->apb_rst); + return ret; +} + +static int cdns_sierra_phy_remove(struct platform_device *pdev) +{ + struct cdns_sierra_phy *phy = platform_get_drvdata(pdev); + int i; + + reset_control_assert(phy->phy_rst); + reset_control_assert(phy->apb_rst); + pm_runtime_disable(&pdev->dev); + + /* + * The device level resets will be put automatically. + * Need to put the subnode resets here though. + */ + for (i = 0; i < phy->nsubnodes; i++) { + reset_control_assert(phy->phys[i].lnk_rst); + reset_control_put(phy->phys[i].lnk_rst); + } + return 0; +} + +/* refclk100MHz_32b_PCIe_cmn_pll_ext_ssc */ +static const struct cdns_reg_pairs cdns_pcie_cmn_regs_ext_ssc[] = { + {0x2106, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, + {0x2106, SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG}, + {0x8A06, SIERRA_CMN_PLLLC_BWCAL_MODE1_PREG}, + {0x8A06, SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG}, + {0x1B1B, SIERRA_CMN_PLLLC_SS_TIME_STEPSIZE_MODE_PREG} +}; + +/* refclk100MHz_32b_PCIe_ln_ext_ssc */ +static const struct cdns_reg_pairs cdns_pcie_ln_regs_ext_ssc[] = { + {0x813E, SIERRA_CLKPATHCTRL_TMR_PREG}, + {0x8047, SIERRA_RX_CREQ_FLTR_A_MODE3_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE2_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE1_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, + {0x033C, SIERRA_RX_CTLE_MAINTENANCE_PREG}, + {0x44CC, SIERRA_CREQ_EQ_OPEN_EYE_THRESH_PREG} +}; + +/* refclk100MHz_20b_USB_cmn_pll_ext_ssc */ +static const struct cdns_reg_pairs cdns_usb_cmn_regs_ext_ssc[] = { + {0x2085, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, + {0x2085, SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG}, + {0x0000, SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG}, + {0x0000, SIERRA_CMN_PLLLC_SS_TIME_STEPSIZE_MODE_PREG} +}; + +/* refclk100MHz_20b_USB_ln_ext_ssc */ +static const struct cdns_reg_pairs cdns_usb_ln_regs_ext_ssc[] = { + {0xFE0A, SIERRA_DET_STANDEC_A_PREG}, + {0x000F, SIERRA_DET_STANDEC_B_PREG}, + {0x55A5, SIERRA_DET_STANDEC_C_PREG}, + {0x69ad, SIERRA_DET_STANDEC_D_PREG}, + {0x0241, SIERRA_DET_STANDEC_E_PREG}, + {0x0110, SIERRA_PSM_LANECAL_DLY_A1_RESETS_PREG}, + {0x0014, SIERRA_PSM_A0IN_TMR_PREG}, + {0xCF00, SIERRA_PSM_DIAG_PREG}, + {0x001F, SIERRA_PSC_TX_A0_PREG}, + {0x0007, SIERRA_PSC_TX_A1_PREG}, + {0x0003, SIERRA_PSC_TX_A2_PREG}, + {0x0003, SIERRA_PSC_TX_A3_PREG}, + {0x0FFF, SIERRA_PSC_RX_A0_PREG}, + {0x0003, SIERRA_PSC_RX_A1_PREG}, + {0x0003, SIERRA_PSC_RX_A2_PREG}, + {0x0001, SIERRA_PSC_RX_A3_PREG}, + {0x0001, SIERRA_PLLCTRL_SUBRATE_PREG}, + {0x0406, SIERRA_PLLCTRL_GEN_D_PREG}, + {0x5233, SIERRA_PLLCTRL_CPGAIN_MODE_PREG}, + {0x00CA, SIERRA_CLKPATH_BIASTRIM_PREG}, + {0x2512, SIERRA_DFE_BIASTRIM_PREG}, + {0x0000, SIERRA_DRVCTRL_ATTEN_PREG}, + {0x823E, SIERRA_CLKPATHCTRL_TMR_PREG}, + {0x078F, SIERRA_RX_CREQ_FLTR_A_MODE1_PREG}, + {0x078F, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, + {0x7B3C, SIERRA_CREQ_CCLKDET_MODE01_PREG}, + {0x023C, SIERRA_RX_CTLE_MAINTENANCE_PREG}, + {0x3232, SIERRA_CREQ_FSMCLK_SEL_PREG}, + {0x0000, SIERRA_CREQ_EQ_CTRL_PREG}, + {0x0000, SIERRA_CREQ_SPARE_PREG}, + {0xCC44, SIERRA_CREQ_EQ_OPEN_EYE_THRESH_PREG}, + {0x8452, SIERRA_CTLELUT_CTRL_PREG}, + {0x4121, SIERRA_DFE_ECMP_RATESEL_PREG}, + {0x4121, SIERRA_DFE_SMP_RATESEL_PREG}, + {0x0003, SIERRA_DEQ_PHALIGN_CTRL}, + {0x3200, SIERRA_DEQ_CONCUR_CTRL1_PREG}, + {0x5064, SIERRA_DEQ_CONCUR_CTRL2_PREG}, + {0x0030, SIERRA_DEQ_EPIPWR_CTRL2_PREG}, + {0x0048, SIERRA_DEQ_FAST_MAINT_CYCLES_PREG}, + {0x5A5A, SIERRA_DEQ_ERRCMP_CTRL_PREG}, + {0x02F5, SIERRA_DEQ_OFFSET_CTRL_PREG}, + {0x02F5, SIERRA_DEQ_GAIN_CTRL_PREG}, + {0x9999, SIERRA_DEQ_VGATUNE_CTRL_PREG}, + {0x0014, SIERRA_DEQ_GLUT0}, + {0x0014, SIERRA_DEQ_GLUT1}, + {0x0014, SIERRA_DEQ_GLUT2}, + {0x0014, SIERRA_DEQ_GLUT3}, + {0x0014, SIERRA_DEQ_GLUT4}, + {0x0014, SIERRA_DEQ_GLUT5}, + {0x0014, SIERRA_DEQ_GLUT6}, + {0x0014, SIERRA_DEQ_GLUT7}, + {0x0014, SIERRA_DEQ_GLUT8}, + {0x0014, SIERRA_DEQ_GLUT9}, + {0x0014, SIERRA_DEQ_GLUT10}, + {0x0014, SIERRA_DEQ_GLUT11}, + {0x0014, SIERRA_DEQ_GLUT12}, + {0x0014, SIERRA_DEQ_GLUT13}, + {0x0014, SIERRA_DEQ_GLUT14}, + {0x0014, SIERRA_DEQ_GLUT15}, + {0x0014, SIERRA_DEQ_GLUT16}, + {0x0BAE, SIERRA_DEQ_ALUT0}, + {0x0AEB, SIERRA_DEQ_ALUT1}, + {0x0A28, SIERRA_DEQ_ALUT2}, + {0x0965, SIERRA_DEQ_ALUT3}, + {0x08A2, SIERRA_DEQ_ALUT4}, + {0x07DF, SIERRA_DEQ_ALUT5}, + {0x071C, SIERRA_DEQ_ALUT6}, + {0x0659, SIERRA_DEQ_ALUT7}, + {0x0596, SIERRA_DEQ_ALUT8}, + {0x0514, SIERRA_DEQ_ALUT9}, + {0x0492, SIERRA_DEQ_ALUT10}, + {0x0410, SIERRA_DEQ_ALUT11}, + {0x038E, SIERRA_DEQ_ALUT12}, + {0x030C, SIERRA_DEQ_ALUT13}, + {0x03F4, SIERRA_DEQ_DFETAP_CTRL_PREG}, + {0x0001, SIERRA_DFE_EN_1010_IGNORE_PREG}, + {0x3C01, SIERRA_DEQ_TAU_CTRL1_FAST_MAINT_PREG}, + {0x3C40, SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG}, + {0x1C08, SIERRA_DEQ_TAU_CTRL2_PREG}, + {0x0033, SIERRA_DEQ_PICTRL_PREG}, + {0x0400, SIERRA_CPICAL_TMRVAL_MODE1_PREG}, + {0x0330, SIERRA_CPICAL_TMRVAL_MODE0_PREG}, + {0x01FF, SIERRA_CPICAL_PICNT_MODE1_PREG}, + {0x0009, SIERRA_CPI_OUTBUF_RATESEL_PREG}, + {0x3232, SIERRA_CPICAL_RES_STARTCODE_MODE23_PREG}, + {0x0005, SIERRA_LFPSDET_SUPPORT_PREG}, + {0x000F, SIERRA_LFPSFILT_NS_PREG}, + {0x0009, SIERRA_LFPSFILT_RD_PREG}, + {0x0001, SIERRA_LFPSFILT_MP_PREG}, + {0x6013, SIERRA_SIGDET_SUPPORT_PREG}, + {0x8013, SIERRA_SDFILT_H2L_A_PREG}, + {0x8009, SIERRA_SDFILT_L2H_PREG}, + {0x0024, SIERRA_RXBUFFER_CTLECTRL_PREG}, + {0x0020, SIERRA_RXBUFFER_RCDFECTRL_PREG}, + {0x4243, SIERRA_RXBUFFER_DFECTRL_PREG} +}; + +static const struct cdns_sierra_data cdns_map_sierra = { + SIERRA_MACRO_ID, + 0x2, + 0x2, + ARRAY_SIZE(cdns_pcie_cmn_regs_ext_ssc), + ARRAY_SIZE(cdns_pcie_ln_regs_ext_ssc), + ARRAY_SIZE(cdns_usb_cmn_regs_ext_ssc), + ARRAY_SIZE(cdns_usb_ln_regs_ext_ssc), + cdns_pcie_cmn_regs_ext_ssc, + cdns_pcie_ln_regs_ext_ssc, + cdns_usb_cmn_regs_ext_ssc, + cdns_usb_ln_regs_ext_ssc, +}; + +static const struct cdns_sierra_data cdns_ti_map_sierra = { + SIERRA_MACRO_ID, + 0x0, + 0x1, + ARRAY_SIZE(cdns_pcie_cmn_regs_ext_ssc), + ARRAY_SIZE(cdns_pcie_ln_regs_ext_ssc), + ARRAY_SIZE(cdns_usb_cmn_regs_ext_ssc), + ARRAY_SIZE(cdns_usb_ln_regs_ext_ssc), + cdns_pcie_cmn_regs_ext_ssc, + cdns_pcie_ln_regs_ext_ssc, + cdns_usb_cmn_regs_ext_ssc, + cdns_usb_ln_regs_ext_ssc, +}; + +static const struct of_device_id cdns_sierra_id_table[] = { + { + .compatible = "cdns,sierra-phy-t0", + .data = &cdns_map_sierra, + }, + { + .compatible = "ti,sierra-phy-t0", + .data = &cdns_ti_map_sierra, + }, + {} +}; +MODULE_DEVICE_TABLE(of, cdns_sierra_id_table); + +static struct platform_driver cdns_sierra_driver = { + .probe = cdns_sierra_phy_probe, + .remove = cdns_sierra_phy_remove, + .driver = { + .name = "cdns-sierra-phy", + .of_match_table = cdns_sierra_id_table, + }, +}; +module_platform_driver(cdns_sierra_driver); + +MODULE_ALIAS("platform:cdns_sierra"); +MODULE_AUTHOR("Cadence Design Systems"); +MODULE_DESCRIPTION("CDNS sierra phy driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/phy/cadence/phy-cadence-torrent.c b/drivers/phy/cadence/phy-cadence-torrent.c new file mode 100644 index 000000000..591a15834 --- /dev/null +++ b/drivers/phy/cadence/phy-cadence-torrent.c @@ -0,0 +1,3862 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Cadence Torrent SD0801 PHY driver. + * + * Copyright 2018 Cadence Design Systems, Inc. + * + */ + +#include <dt-bindings/phy/phy.h> +#include <linux/clk.h> +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/io.h> +#include <linux/iopoll.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_device.h> +#include <linux/phy/phy.h> +#include <linux/platform_device.h> +#include <linux/reset.h> +#include <linux/regmap.h> + +#define REF_CLK_19_2MHz 19200000 +#define REF_CLK_25MHz 25000000 + +#define MAX_NUM_LANES 4 +#define DEFAULT_MAX_BIT_RATE 8100 /* in Mbps */ + +#define NUM_SSC_MODE 3 +#define NUM_PHY_TYPE 6 + +#define POLL_TIMEOUT_US 5000 +#define PLL_LOCK_TIMEOUT 100000 + +#define TORRENT_COMMON_CDB_OFFSET 0x0 + +#define TORRENT_TX_LANE_CDB_OFFSET(ln, block_offset, reg_offset) \ + ((0x4000 << (block_offset)) + \ + (((ln) << 9) << (reg_offset))) + +#define TORRENT_RX_LANE_CDB_OFFSET(ln, block_offset, reg_offset) \ + ((0x8000 << (block_offset)) + \ + (((ln) << 9) << (reg_offset))) + +#define TORRENT_PHY_PCS_COMMON_OFFSET(block_offset) \ + (0xC000 << (block_offset)) + +#define TORRENT_PHY_PMA_COMMON_OFFSET(block_offset) \ + (0xE000 << (block_offset)) + +#define TORRENT_DPTX_PHY_OFFSET 0x0 + +/* + * register offsets from DPTX PHY register block base (i.e MHDP + * register base + 0x30a00) + */ +#define PHY_AUX_CTRL 0x04 +#define PHY_RESET 0x20 +#define PMA_TX_ELEC_IDLE_MASK 0xF0U +#define PMA_TX_ELEC_IDLE_SHIFT 4 +#define PHY_L00_RESET_N_MASK 0x01U +#define PHY_PMA_XCVR_PLLCLK_EN 0x24 +#define PHY_PMA_XCVR_PLLCLK_EN_ACK 0x28 +#define PHY_PMA_XCVR_POWER_STATE_REQ 0x2c +#define PHY_POWER_STATE_LN_0 0x0000 +#define PHY_POWER_STATE_LN_1 0x0008 +#define PHY_POWER_STATE_LN_2 0x0010 +#define PHY_POWER_STATE_LN_3 0x0018 +#define PMA_XCVR_POWER_STATE_REQ_LN_MASK 0x3FU +#define PHY_PMA_XCVR_POWER_STATE_ACK 0x30 +#define PHY_PMA_CMN_READY 0x34 + +/* + * register offsets from SD0801 PHY register block base (i.e MHDP + * register base + 0x500000) + */ +#define CMN_SSM_BANDGAP_TMR 0x0021U +#define CMN_SSM_BIAS_TMR 0x0022U +#define CMN_PLLSM0_PLLPRE_TMR 0x002AU +#define CMN_PLLSM0_PLLLOCK_TMR 0x002CU +#define CMN_PLLSM1_PLLPRE_TMR 0x0032U +#define CMN_PLLSM1_PLLLOCK_TMR 0x0034U +#define CMN_CDIAG_CDB_PWRI_OVRD 0x0041U +#define CMN_CDIAG_XCVRC_PWRI_OVRD 0x0047U +#define CMN_BGCAL_INIT_TMR 0x0064U +#define CMN_BGCAL_ITER_TMR 0x0065U +#define CMN_IBCAL_INIT_TMR 0x0074U +#define CMN_PLL0_VCOCAL_TCTRL 0x0082U +#define CMN_PLL0_VCOCAL_INIT_TMR 0x0084U +#define CMN_PLL0_VCOCAL_ITER_TMR 0x0085U +#define CMN_PLL0_VCOCAL_REFTIM_START 0x0086U +#define CMN_PLL0_VCOCAL_PLLCNT_START 0x0088U +#define CMN_PLL0_INTDIV_M0 0x0090U +#define CMN_PLL0_FRACDIVL_M0 0x0091U +#define CMN_PLL0_FRACDIVH_M0 0x0092U +#define CMN_PLL0_HIGH_THR_M0 0x0093U +#define CMN_PLL0_DSM_DIAG_M0 0x0094U +#define CMN_PLL0_SS_CTRL1_M0 0x0098U +#define CMN_PLL0_SS_CTRL2_M0 0x0099U +#define CMN_PLL0_SS_CTRL3_M0 0x009AU +#define CMN_PLL0_SS_CTRL4_M0 0x009BU +#define CMN_PLL0_LOCK_REFCNT_START 0x009CU +#define CMN_PLL0_LOCK_PLLCNT_START 0x009EU +#define CMN_PLL0_LOCK_PLLCNT_THR 0x009FU +#define CMN_PLL0_INTDIV_M1 0x00A0U +#define CMN_PLL0_FRACDIVH_M1 0x00A2U +#define CMN_PLL0_HIGH_THR_M1 0x00A3U +#define CMN_PLL0_DSM_DIAG_M1 0x00A4U +#define CMN_PLL0_SS_CTRL1_M1 0x00A8U +#define CMN_PLL0_SS_CTRL2_M1 0x00A9U +#define CMN_PLL0_SS_CTRL3_M1 0x00AAU +#define CMN_PLL0_SS_CTRL4_M1 0x00ABU +#define CMN_PLL1_VCOCAL_TCTRL 0x00C2U +#define CMN_PLL1_VCOCAL_INIT_TMR 0x00C4U +#define CMN_PLL1_VCOCAL_ITER_TMR 0x00C5U +#define CMN_PLL1_VCOCAL_REFTIM_START 0x00C6U +#define CMN_PLL1_VCOCAL_PLLCNT_START 0x00C8U +#define CMN_PLL1_INTDIV_M0 0x00D0U +#define CMN_PLL1_FRACDIVL_M0 0x00D1U +#define CMN_PLL1_FRACDIVH_M0 0x00D2U +#define CMN_PLL1_HIGH_THR_M0 0x00D3U +#define CMN_PLL1_DSM_DIAG_M0 0x00D4U +#define CMN_PLL1_SS_CTRL1_M0 0x00D8U +#define CMN_PLL1_SS_CTRL2_M0 0x00D9U +#define CMN_PLL1_SS_CTRL3_M0 0x00DAU +#define CMN_PLL1_SS_CTRL4_M0 0x00DBU +#define CMN_PLL1_LOCK_REFCNT_START 0x00DCU +#define CMN_PLL1_LOCK_PLLCNT_START 0x00DEU +#define CMN_PLL1_LOCK_PLLCNT_THR 0x00DFU +#define CMN_TXPUCAL_TUNE 0x0103U +#define CMN_TXPUCAL_INIT_TMR 0x0104U +#define CMN_TXPUCAL_ITER_TMR 0x0105U +#define CMN_TXPDCAL_TUNE 0x010BU +#define CMN_TXPDCAL_INIT_TMR 0x010CU +#define CMN_TXPDCAL_ITER_TMR 0x010DU +#define CMN_RXCAL_INIT_TMR 0x0114U +#define CMN_RXCAL_ITER_TMR 0x0115U +#define CMN_SD_CAL_INIT_TMR 0x0124U +#define CMN_SD_CAL_ITER_TMR 0x0125U +#define CMN_SD_CAL_REFTIM_START 0x0126U +#define CMN_SD_CAL_PLLCNT_START 0x0128U +#define CMN_PDIAG_PLL0_CTRL_M0 0x01A0U +#define CMN_PDIAG_PLL0_CLK_SEL_M0 0x01A1U +#define CMN_PDIAG_PLL0_CP_PADJ_M0 0x01A4U +#define CMN_PDIAG_PLL0_CP_IADJ_M0 0x01A5U +#define CMN_PDIAG_PLL0_FILT_PADJ_M0 0x01A6U +#define CMN_PDIAG_PLL0_CTRL_M1 0x01B0U +#define CMN_PDIAG_PLL0_CLK_SEL_M1 0x01B1U +#define CMN_PDIAG_PLL0_CP_PADJ_M1 0x01B4U +#define CMN_PDIAG_PLL0_CP_IADJ_M1 0x01B5U +#define CMN_PDIAG_PLL0_FILT_PADJ_M1 0x01B6U +#define CMN_PDIAG_PLL1_CTRL_M0 0x01C0U +#define CMN_PDIAG_PLL1_CLK_SEL_M0 0x01C1U +#define CMN_PDIAG_PLL1_CP_PADJ_M0 0x01C4U +#define CMN_PDIAG_PLL1_CP_IADJ_M0 0x01C5U +#define CMN_PDIAG_PLL1_FILT_PADJ_M0 0x01C6U +#define CMN_DIAG_BIAS_OVRD1 0x01E1U + +/* PMA TX Lane registers */ +#define TX_TXCC_CTRL 0x0040U +#define TX_TXCC_CPOST_MULT_00 0x004CU +#define TX_TXCC_CPOST_MULT_01 0x004DU +#define TX_TXCC_MGNFS_MULT_000 0x0050U +#define DRV_DIAG_TX_DRV 0x00C6U +#define XCVR_DIAG_PLLDRC_CTRL 0x00E5U +#define XCVR_DIAG_HSCLK_SEL 0x00E6U +#define XCVR_DIAG_HSCLK_DIV 0x00E7U +#define XCVR_DIAG_BIDI_CTRL 0x00EAU +#define XCVR_DIAG_PSC_OVRD 0x00EBU +#define TX_PSC_A0 0x0100U +#define TX_PSC_A1 0x0101U +#define TX_PSC_A2 0x0102U +#define TX_PSC_A3 0x0103U +#define TX_RCVDET_ST_TMR 0x0123U +#define TX_DIAG_ACYA 0x01E7U +#define TX_DIAG_ACYA_HBDC_MASK 0x0001U + +/* PMA RX Lane registers */ +#define RX_PSC_A0 0x0000U +#define RX_PSC_A1 0x0001U +#define RX_PSC_A2 0x0002U +#define RX_PSC_A3 0x0003U +#define RX_PSC_CAL 0x0006U +#define RX_CDRLF_CNFG 0x0080U +#define RX_CDRLF_CNFG3 0x0082U +#define RX_SIGDET_HL_FILT_TMR 0x0090U +#define RX_REE_GCSM1_CTRL 0x0108U +#define RX_REE_GCSM1_EQENM_PH1 0x0109U +#define RX_REE_GCSM1_EQENM_PH2 0x010AU +#define RX_REE_GCSM2_CTRL 0x0110U +#define RX_REE_PERGCSM_CTRL 0x0118U +#define RX_REE_ATTEN_THR 0x0149U +#define RX_REE_TAP1_CLIP 0x0171U +#define RX_REE_TAP2TON_CLIP 0x0172U +#define RX_REE_SMGM_CTRL1 0x0177U +#define RX_REE_SMGM_CTRL2 0x0178U +#define RX_DIAG_DFE_CTRL 0x01E0U +#define RX_DIAG_DFE_AMP_TUNE_2 0x01E2U +#define RX_DIAG_DFE_AMP_TUNE_3 0x01E3U +#define RX_DIAG_NQST_CTRL 0x01E5U +#define RX_DIAG_SIGDET_TUNE 0x01E8U +#define RX_DIAG_PI_RATE 0x01F4U +#define RX_DIAG_PI_CAP 0x01F5U +#define RX_DIAG_ACYA 0x01FFU + +/* PHY PCS common registers */ +#define PHY_PLL_CFG 0x000EU +#define PHY_PIPE_USB3_GEN2_PRE_CFG0 0x0020U +#define PHY_PIPE_USB3_GEN2_POST_CFG0 0x0022U +#define PHY_PIPE_USB3_GEN2_POST_CFG1 0x0023U + +/* PHY PMA common registers */ +#define PHY_PMA_CMN_CTRL1 0x0000U +#define PHY_PMA_CMN_CTRL2 0x0001U +#define PHY_PMA_PLL_RAW_CTRL 0x0003U + +static const struct reg_field phy_pll_cfg = + REG_FIELD(PHY_PLL_CFG, 0, 1); + +static const struct reg_field phy_pma_cmn_ctrl_1 = + REG_FIELD(PHY_PMA_CMN_CTRL1, 0, 0); + +static const struct reg_field phy_pma_cmn_ctrl_2 = + REG_FIELD(PHY_PMA_CMN_CTRL2, 0, 7); + +static const struct reg_field phy_pma_pll_raw_ctrl = + REG_FIELD(PHY_PMA_PLL_RAW_CTRL, 0, 1); + +static const struct reg_field phy_reset_ctrl = + REG_FIELD(PHY_RESET, 8, 8); + +enum cdns_torrent_phy_type { + TYPE_NONE, + TYPE_DP, + TYPE_PCIE, + TYPE_SGMII, + TYPE_QSGMII, + TYPE_USB, +}; + +enum cdns_torrent_ssc_mode { + NO_SSC, + EXTERNAL_SSC, + INTERNAL_SSC +}; + +struct cdns_torrent_inst { + struct phy *phy; + u32 mlane; + enum cdns_torrent_phy_type phy_type; + u32 num_lanes; + struct reset_control *lnk_rst; + enum cdns_torrent_ssc_mode ssc_mode; +}; + +struct cdns_torrent_phy { + void __iomem *base; /* DPTX registers base */ + void __iomem *sd_base; /* SD0801 registers base */ + u32 max_bit_rate; /* Maximum link bit rate to use (in Mbps) */ + struct reset_control *phy_rst; + struct reset_control *apb_rst; + struct device *dev; + struct clk *clk; + unsigned long ref_clk_rate; + struct cdns_torrent_inst phys[MAX_NUM_LANES]; + int nsubnodes; + const struct cdns_torrent_data *init_data; + struct regmap *regmap; + struct regmap *regmap_common_cdb; + struct regmap *regmap_phy_pcs_common_cdb; + struct regmap *regmap_phy_pma_common_cdb; + struct regmap *regmap_tx_lane_cdb[MAX_NUM_LANES]; + struct regmap *regmap_rx_lane_cdb[MAX_NUM_LANES]; + struct regmap *regmap_dptx_phy_reg; + struct regmap_field *phy_pll_cfg; + struct regmap_field *phy_pma_cmn_ctrl_1; + struct regmap_field *phy_pma_cmn_ctrl_2; + struct regmap_field *phy_pma_pll_raw_ctrl; + struct regmap_field *phy_reset_ctrl; +}; + +enum phy_powerstate { + POWERSTATE_A0 = 0, + /* Powerstate A1 is unused */ + POWERSTATE_A2 = 2, + POWERSTATE_A3 = 3, +}; + +static int cdns_torrent_phy_init(struct phy *phy); +static int cdns_torrent_dp_init(struct phy *phy); +static int cdns_torrent_dp_run(struct cdns_torrent_phy *cdns_phy, + u32 num_lanes); +static +int cdns_torrent_dp_wait_pma_cmn_ready(struct cdns_torrent_phy *cdns_phy); +static void cdns_torrent_dp_pma_cfg(struct cdns_torrent_phy *cdns_phy, + struct cdns_torrent_inst *inst); +static +void cdns_torrent_dp_pma_cmn_cfg_19_2mhz(struct cdns_torrent_phy *cdns_phy); +static +void cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(struct cdns_torrent_phy *cdns_phy, + u32 rate, bool ssc); +static +void cdns_torrent_dp_pma_cmn_cfg_25mhz(struct cdns_torrent_phy *cdns_phy); +static +void cdns_torrent_dp_pma_cmn_vco_cfg_25mhz(struct cdns_torrent_phy *cdns_phy, + u32 rate, bool ssc); +static void cdns_torrent_dp_pma_lane_cfg(struct cdns_torrent_phy *cdns_phy, + unsigned int lane); +static void cdns_torrent_dp_pma_cmn_rate(struct cdns_torrent_phy *cdns_phy, + u32 rate, u32 num_lanes); +static int cdns_torrent_dp_configure(struct phy *phy, + union phy_configure_opts *opts); +static int cdns_torrent_dp_set_power_state(struct cdns_torrent_phy *cdns_phy, + u32 num_lanes, + enum phy_powerstate powerstate); +static int cdns_torrent_phy_on(struct phy *phy); +static int cdns_torrent_phy_off(struct phy *phy); + +static const struct phy_ops cdns_torrent_phy_ops = { + .init = cdns_torrent_phy_init, + .configure = cdns_torrent_dp_configure, + .power_on = cdns_torrent_phy_on, + .power_off = cdns_torrent_phy_off, + .owner = THIS_MODULE, +}; + +struct cdns_reg_pairs { + u32 val; + u32 off; +}; + +struct cdns_torrent_vals { + struct cdns_reg_pairs *reg_pairs; + u32 num_regs; +}; + +struct cdns_torrent_data { + u8 block_offset_shift; + u8 reg_offset_shift; + struct cdns_torrent_vals *link_cmn_vals[NUM_PHY_TYPE][NUM_PHY_TYPE] + [NUM_SSC_MODE]; + struct cdns_torrent_vals *xcvr_diag_vals[NUM_PHY_TYPE][NUM_PHY_TYPE] + [NUM_SSC_MODE]; + struct cdns_torrent_vals *pcs_cmn_vals[NUM_PHY_TYPE][NUM_PHY_TYPE] + [NUM_SSC_MODE]; + struct cdns_torrent_vals *cmn_vals[NUM_PHY_TYPE][NUM_PHY_TYPE] + [NUM_SSC_MODE]; + struct cdns_torrent_vals *tx_ln_vals[NUM_PHY_TYPE][NUM_PHY_TYPE] + [NUM_SSC_MODE]; + struct cdns_torrent_vals *rx_ln_vals[NUM_PHY_TYPE][NUM_PHY_TYPE] + [NUM_SSC_MODE]; +}; + +struct cdns_regmap_cdb_context { + struct device *dev; + void __iomem *base; + u8 reg_offset_shift; +}; + +static int cdns_regmap_write(void *context, unsigned int reg, unsigned int val) +{ + struct cdns_regmap_cdb_context *ctx = context; + u32 offset = reg << ctx->reg_offset_shift; + + writew(val, ctx->base + offset); + + return 0; +} + +static int cdns_regmap_read(void *context, unsigned int reg, unsigned int *val) +{ + struct cdns_regmap_cdb_context *ctx = context; + u32 offset = reg << ctx->reg_offset_shift; + + *val = readw(ctx->base + offset); + return 0; +} + +static int cdns_regmap_dptx_write(void *context, unsigned int reg, + unsigned int val) +{ + struct cdns_regmap_cdb_context *ctx = context; + u32 offset = reg; + + writel(val, ctx->base + offset); + + return 0; +} + +static int cdns_regmap_dptx_read(void *context, unsigned int reg, + unsigned int *val) +{ + struct cdns_regmap_cdb_context *ctx = context; + u32 offset = reg; + + *val = readl(ctx->base + offset); + return 0; +} + +#define TORRENT_TX_LANE_CDB_REGMAP_CONF(n) \ +{ \ + .name = "torrent_tx_lane" n "_cdb", \ + .reg_stride = 1, \ + .fast_io = true, \ + .reg_write = cdns_regmap_write, \ + .reg_read = cdns_regmap_read, \ +} + +#define TORRENT_RX_LANE_CDB_REGMAP_CONF(n) \ +{ \ + .name = "torrent_rx_lane" n "_cdb", \ + .reg_stride = 1, \ + .fast_io = true, \ + .reg_write = cdns_regmap_write, \ + .reg_read = cdns_regmap_read, \ +} + +static const struct regmap_config cdns_torrent_tx_lane_cdb_config[] = { + TORRENT_TX_LANE_CDB_REGMAP_CONF("0"), + TORRENT_TX_LANE_CDB_REGMAP_CONF("1"), + TORRENT_TX_LANE_CDB_REGMAP_CONF("2"), + TORRENT_TX_LANE_CDB_REGMAP_CONF("3"), +}; + +static const struct regmap_config cdns_torrent_rx_lane_cdb_config[] = { + TORRENT_RX_LANE_CDB_REGMAP_CONF("0"), + TORRENT_RX_LANE_CDB_REGMAP_CONF("1"), + TORRENT_RX_LANE_CDB_REGMAP_CONF("2"), + TORRENT_RX_LANE_CDB_REGMAP_CONF("3"), +}; + +static const struct regmap_config cdns_torrent_common_cdb_config = { + .name = "torrent_common_cdb", + .reg_stride = 1, + .fast_io = true, + .reg_write = cdns_regmap_write, + .reg_read = cdns_regmap_read, +}; + +static const struct regmap_config cdns_torrent_phy_pcs_cmn_cdb_config = { + .name = "torrent_phy_pcs_cmn_cdb", + .reg_stride = 1, + .fast_io = true, + .reg_write = cdns_regmap_write, + .reg_read = cdns_regmap_read, +}; + +static const struct regmap_config cdns_torrent_phy_pma_cmn_cdb_config = { + .name = "torrent_phy_pma_cmn_cdb", + .reg_stride = 1, + .fast_io = true, + .reg_write = cdns_regmap_write, + .reg_read = cdns_regmap_read, +}; + +static const struct regmap_config cdns_torrent_dptx_phy_config = { + .name = "torrent_dptx_phy", + .reg_stride = 1, + .fast_io = true, + .reg_write = cdns_regmap_dptx_write, + .reg_read = cdns_regmap_dptx_read, +}; + +/* PHY mmr access functions */ + +static void cdns_torrent_phy_write(struct regmap *regmap, u32 offset, u32 val) +{ + regmap_write(regmap, offset, val); +} + +static u32 cdns_torrent_phy_read(struct regmap *regmap, u32 offset) +{ + unsigned int val; + + regmap_read(regmap, offset, &val); + return val; +} + +/* DPTX mmr access functions */ + +static void cdns_torrent_dp_write(struct regmap *regmap, u32 offset, u32 val) +{ + regmap_write(regmap, offset, val); +} + +static u32 cdns_torrent_dp_read(struct regmap *regmap, u32 offset) +{ + u32 val; + + regmap_read(regmap, offset, &val); + return val; +} + +/* + * Structure used to store values of PHY registers for voltage-related + * coefficients, for particular voltage swing and pre-emphasis level. Values + * are shared across all physical lanes. + */ +struct coefficients { + /* Value of DRV_DIAG_TX_DRV register to use */ + u16 diag_tx_drv; + /* Value of TX_TXCC_MGNFS_MULT_000 register to use */ + u16 mgnfs_mult; + /* Value of TX_TXCC_CPOST_MULT_00 register to use */ + u16 cpost_mult; +}; + +/* + * Array consists of values of voltage-related registers for sd0801 PHY. A value + * of 0xFFFF is a placeholder for invalid combination, and will never be used. + */ +static const struct coefficients vltg_coeff[4][4] = { + /* voltage swing 0, pre-emphasis 0->3 */ + { {.diag_tx_drv = 0x0003, .mgnfs_mult = 0x002A, + .cpost_mult = 0x0000}, + {.diag_tx_drv = 0x0003, .mgnfs_mult = 0x001F, + .cpost_mult = 0x0014}, + {.diag_tx_drv = 0x0003, .mgnfs_mult = 0x0012, + .cpost_mult = 0x0020}, + {.diag_tx_drv = 0x0003, .mgnfs_mult = 0x0000, + .cpost_mult = 0x002A} + }, + + /* voltage swing 1, pre-emphasis 0->3 */ + { {.diag_tx_drv = 0x0003, .mgnfs_mult = 0x001F, + .cpost_mult = 0x0000}, + {.diag_tx_drv = 0x0003, .mgnfs_mult = 0x0013, + .cpost_mult = 0x0012}, + {.diag_tx_drv = 0x0003, .mgnfs_mult = 0x0000, + .cpost_mult = 0x001F}, + {.diag_tx_drv = 0xFFFF, .mgnfs_mult = 0xFFFF, + .cpost_mult = 0xFFFF} + }, + + /* voltage swing 2, pre-emphasis 0->3 */ + { {.diag_tx_drv = 0x0003, .mgnfs_mult = 0x0013, + .cpost_mult = 0x0000}, + {.diag_tx_drv = 0x0003, .mgnfs_mult = 0x0000, + .cpost_mult = 0x0013}, + {.diag_tx_drv = 0xFFFF, .mgnfs_mult = 0xFFFF, + .cpost_mult = 0xFFFF}, + {.diag_tx_drv = 0xFFFF, .mgnfs_mult = 0xFFFF, + .cpost_mult = 0xFFFF} + }, + + /* voltage swing 3, pre-emphasis 0->3 */ + { {.diag_tx_drv = 0x0003, .mgnfs_mult = 0x0000, + .cpost_mult = 0x0000}, + {.diag_tx_drv = 0xFFFF, .mgnfs_mult = 0xFFFF, + .cpost_mult = 0xFFFF}, + {.diag_tx_drv = 0xFFFF, .mgnfs_mult = 0xFFFF, + .cpost_mult = 0xFFFF}, + {.diag_tx_drv = 0xFFFF, .mgnfs_mult = 0xFFFF, + .cpost_mult = 0xFFFF} + } +}; + +/* + * Enable or disable PLL for selected lanes. + */ +static int cdns_torrent_dp_set_pll_en(struct cdns_torrent_phy *cdns_phy, + struct phy_configure_opts_dp *dp, + bool enable) +{ + u32 rd_val; + u32 ret; + struct regmap *regmap = cdns_phy->regmap_dptx_phy_reg; + + /* + * Used to determine, which bits to check for or enable in + * PHY_PMA_XCVR_PLLCLK_EN register. + */ + u32 pll_bits; + /* Used to enable or disable lanes. */ + u32 pll_val; + + /* Select values of registers and mask, depending on enabled lane + * count. + */ + switch (dp->lanes) { + /* lane 0 */ + case (1): + pll_bits = 0x00000001; + break; + /* lanes 0-1 */ + case (2): + pll_bits = 0x00000003; + break; + /* lanes 0-3, all */ + default: + pll_bits = 0x0000000F; + break; + } + + if (enable) + pll_val = pll_bits; + else + pll_val = 0x00000000; + + cdns_torrent_dp_write(regmap, PHY_PMA_XCVR_PLLCLK_EN, pll_val); + + /* Wait for acknowledgment from PHY. */ + ret = regmap_read_poll_timeout(regmap, + PHY_PMA_XCVR_PLLCLK_EN_ACK, + rd_val, + (rd_val & pll_bits) == pll_val, + 0, POLL_TIMEOUT_US); + ndelay(100); + return ret; +} + +/* + * Perform register operations related to setting link rate, once powerstate is + * set and PLL disable request was processed. + */ +static int cdns_torrent_dp_configure_rate(struct cdns_torrent_phy *cdns_phy, + struct phy_configure_opts_dp *dp) +{ + u32 ret; + u32 read_val; + + /* Disable the cmn_pll0_en before re-programming the new data rate. */ + regmap_field_write(cdns_phy->phy_pma_pll_raw_ctrl, 0x0); + + /* + * Wait for PLL ready de-assertion. + * For PLL0 - PHY_PMA_CMN_CTRL2[2] == 1 + */ + ret = regmap_field_read_poll_timeout(cdns_phy->phy_pma_cmn_ctrl_2, + read_val, + ((read_val >> 2) & 0x01) != 0, + 0, POLL_TIMEOUT_US); + if (ret) + return ret; + ndelay(200); + + /* DP Rate Change - VCO Output settings. */ + if (cdns_phy->ref_clk_rate == REF_CLK_19_2MHz) { + /* PMA common configuration 19.2MHz */ + cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(cdns_phy, dp->link_rate, + dp->ssc); + cdns_torrent_dp_pma_cmn_cfg_19_2mhz(cdns_phy); + } else if (cdns_phy->ref_clk_rate == REF_CLK_25MHz) { + /* PMA common configuration 25MHz */ + cdns_torrent_dp_pma_cmn_vco_cfg_25mhz(cdns_phy, dp->link_rate, + dp->ssc); + cdns_torrent_dp_pma_cmn_cfg_25mhz(cdns_phy); + } + cdns_torrent_dp_pma_cmn_rate(cdns_phy, dp->link_rate, dp->lanes); + + /* Enable the cmn_pll0_en. */ + regmap_field_write(cdns_phy->phy_pma_pll_raw_ctrl, 0x3); + + /* + * Wait for PLL ready assertion. + * For PLL0 - PHY_PMA_CMN_CTRL2[0] == 1 + */ + ret = regmap_field_read_poll_timeout(cdns_phy->phy_pma_cmn_ctrl_2, + read_val, + (read_val & 0x01) != 0, + 0, POLL_TIMEOUT_US); + return ret; +} + +/* + * Verify, that parameters to configure PHY with are correct. + */ +static int cdns_torrent_dp_verify_config(struct cdns_torrent_inst *inst, + struct phy_configure_opts_dp *dp) +{ + u8 i; + + /* If changing link rate was required, verify it's supported. */ + if (dp->set_rate) { + switch (dp->link_rate) { + case 1620: + case 2160: + case 2430: + case 2700: + case 3240: + case 4320: + case 5400: + case 8100: + /* valid bit rate */ + break; + default: + return -EINVAL; + } + } + + /* Verify lane count. */ + switch (dp->lanes) { + case 1: + case 2: + case 4: + /* valid lane count. */ + break; + default: + return -EINVAL; + } + + /* Check against actual number of PHY's lanes. */ + if (dp->lanes > inst->num_lanes) + return -EINVAL; + + /* + * If changing voltages is required, check swing and pre-emphasis + * levels, per-lane. + */ + if (dp->set_voltages) { + /* Lane count verified previously. */ + for (i = 0; i < dp->lanes; i++) { + if (dp->voltage[i] > 3 || dp->pre[i] > 3) + return -EINVAL; + + /* Sum of voltage swing and pre-emphasis levels cannot + * exceed 3. + */ + if (dp->voltage[i] + dp->pre[i] > 3) + return -EINVAL; + } + } + + return 0; +} + +/* Set power state A0 and PLL clock enable to 0 on enabled lanes. */ +static void cdns_torrent_dp_set_a0_pll(struct cdns_torrent_phy *cdns_phy, + u32 num_lanes) +{ + struct regmap *regmap = cdns_phy->regmap_dptx_phy_reg; + u32 pwr_state = cdns_torrent_dp_read(regmap, + PHY_PMA_XCVR_POWER_STATE_REQ); + u32 pll_clk_en = cdns_torrent_dp_read(regmap, + PHY_PMA_XCVR_PLLCLK_EN); + + /* Lane 0 is always enabled. */ + pwr_state &= ~(PMA_XCVR_POWER_STATE_REQ_LN_MASK << + PHY_POWER_STATE_LN_0); + pll_clk_en &= ~0x01U; + + if (num_lanes > 1) { + /* lane 1 */ + pwr_state &= ~(PMA_XCVR_POWER_STATE_REQ_LN_MASK << + PHY_POWER_STATE_LN_1); + pll_clk_en &= ~(0x01U << 1); + } + + if (num_lanes > 2) { + /* lanes 2 and 3 */ + pwr_state &= ~(PMA_XCVR_POWER_STATE_REQ_LN_MASK << + PHY_POWER_STATE_LN_2); + pwr_state &= ~(PMA_XCVR_POWER_STATE_REQ_LN_MASK << + PHY_POWER_STATE_LN_3); + pll_clk_en &= ~(0x01U << 2); + pll_clk_en &= ~(0x01U << 3); + } + + cdns_torrent_dp_write(regmap, PHY_PMA_XCVR_POWER_STATE_REQ, pwr_state); + cdns_torrent_dp_write(regmap, PHY_PMA_XCVR_PLLCLK_EN, pll_clk_en); +} + +/* Configure lane count as required. */ +static int cdns_torrent_dp_set_lanes(struct cdns_torrent_phy *cdns_phy, + struct phy_configure_opts_dp *dp) +{ + u32 value; + u32 ret; + struct regmap *regmap = cdns_phy->regmap_dptx_phy_reg; + u8 lane_mask = (1 << dp->lanes) - 1; + + value = cdns_torrent_dp_read(regmap, PHY_RESET); + /* clear pma_tx_elec_idle_ln_* bits. */ + value &= ~PMA_TX_ELEC_IDLE_MASK; + /* Assert pma_tx_elec_idle_ln_* for disabled lanes. */ + value |= ((~lane_mask) << PMA_TX_ELEC_IDLE_SHIFT) & + PMA_TX_ELEC_IDLE_MASK; + cdns_torrent_dp_write(regmap, PHY_RESET, value); + + /* reset the link by asserting phy_l00_reset_n low */ + cdns_torrent_dp_write(regmap, PHY_RESET, + value & (~PHY_L00_RESET_N_MASK)); + + /* + * Assert lane reset on unused lanes and lane 0 so they remain in reset + * and powered down when re-enabling the link + */ + value = (value & 0x0000FFF0) | (0x0000000E & lane_mask); + cdns_torrent_dp_write(regmap, PHY_RESET, value); + + cdns_torrent_dp_set_a0_pll(cdns_phy, dp->lanes); + + /* release phy_l0*_reset_n based on used laneCount */ + value = (value & 0x0000FFF0) | (0x0000000F & lane_mask); + cdns_torrent_dp_write(regmap, PHY_RESET, value); + + /* Wait, until PHY gets ready after releasing PHY reset signal. */ + ret = cdns_torrent_dp_wait_pma_cmn_ready(cdns_phy); + if (ret) + return ret; + + ndelay(100); + + /* release pma_xcvr_pllclk_en_ln_*, only for the master lane */ + cdns_torrent_dp_write(regmap, PHY_PMA_XCVR_PLLCLK_EN, 0x0001); + + ret = cdns_torrent_dp_run(cdns_phy, dp->lanes); + + return ret; +} + +/* Configure link rate as required. */ +static int cdns_torrent_dp_set_rate(struct cdns_torrent_phy *cdns_phy, + struct phy_configure_opts_dp *dp) +{ + u32 ret; + + ret = cdns_torrent_dp_set_power_state(cdns_phy, dp->lanes, + POWERSTATE_A3); + if (ret) + return ret; + ret = cdns_torrent_dp_set_pll_en(cdns_phy, dp, false); + if (ret) + return ret; + ndelay(200); + + ret = cdns_torrent_dp_configure_rate(cdns_phy, dp); + if (ret) + return ret; + ndelay(200); + + ret = cdns_torrent_dp_set_pll_en(cdns_phy, dp, true); + if (ret) + return ret; + ret = cdns_torrent_dp_set_power_state(cdns_phy, dp->lanes, + POWERSTATE_A2); + if (ret) + return ret; + ret = cdns_torrent_dp_set_power_state(cdns_phy, dp->lanes, + POWERSTATE_A0); + if (ret) + return ret; + ndelay(900); + + return ret; +} + +/* Configure voltage swing and pre-emphasis for all enabled lanes. */ +static void cdns_torrent_dp_set_voltages(struct cdns_torrent_phy *cdns_phy, + struct phy_configure_opts_dp *dp) +{ + u8 lane; + u16 val; + + for (lane = 0; lane < dp->lanes; lane++) { + val = cdns_torrent_phy_read(cdns_phy->regmap_tx_lane_cdb[lane], + TX_DIAG_ACYA); + /* + * Write 1 to register bit TX_DIAG_ACYA[0] to freeze the + * current state of the analog TX driver. + */ + val |= TX_DIAG_ACYA_HBDC_MASK; + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + TX_DIAG_ACYA, val); + + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + TX_TXCC_CTRL, 0x08A4); + val = vltg_coeff[dp->voltage[lane]][dp->pre[lane]].diag_tx_drv; + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + DRV_DIAG_TX_DRV, val); + val = vltg_coeff[dp->voltage[lane]][dp->pre[lane]].mgnfs_mult; + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + TX_TXCC_MGNFS_MULT_000, + val); + val = vltg_coeff[dp->voltage[lane]][dp->pre[lane]].cpost_mult; + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + TX_TXCC_CPOST_MULT_00, + val); + + val = cdns_torrent_phy_read(cdns_phy->regmap_tx_lane_cdb[lane], + TX_DIAG_ACYA); + /* + * Write 0 to register bit TX_DIAG_ACYA[0] to allow the state of + * analog TX driver to reflect the new programmed one. + */ + val &= ~TX_DIAG_ACYA_HBDC_MASK; + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + TX_DIAG_ACYA, val); + } +}; + +static int cdns_torrent_dp_configure(struct phy *phy, + union phy_configure_opts *opts) +{ + struct cdns_torrent_inst *inst = phy_get_drvdata(phy); + struct cdns_torrent_phy *cdns_phy = dev_get_drvdata(phy->dev.parent); + int ret; + + ret = cdns_torrent_dp_verify_config(inst, &opts->dp); + if (ret) { + dev_err(&phy->dev, "invalid params for phy configure\n"); + return ret; + } + + if (opts->dp.set_lanes) { + ret = cdns_torrent_dp_set_lanes(cdns_phy, &opts->dp); + if (ret) { + dev_err(&phy->dev, "cdns_torrent_dp_set_lanes failed\n"); + return ret; + } + } + + if (opts->dp.set_rate) { + ret = cdns_torrent_dp_set_rate(cdns_phy, &opts->dp); + if (ret) { + dev_err(&phy->dev, "cdns_torrent_dp_set_rate failed\n"); + return ret; + } + } + + if (opts->dp.set_voltages) + cdns_torrent_dp_set_voltages(cdns_phy, &opts->dp); + + return ret; +} + +static int cdns_torrent_dp_init(struct phy *phy) +{ + unsigned char lane_bits; + int ret; + struct cdns_torrent_inst *inst = phy_get_drvdata(phy); + struct cdns_torrent_phy *cdns_phy = dev_get_drvdata(phy->dev.parent); + struct regmap *regmap = cdns_phy->regmap_dptx_phy_reg; + + switch (cdns_phy->ref_clk_rate) { + case REF_CLK_19_2MHz: + case REF_CLK_25MHz: + /* Valid Ref Clock Rate */ + break; + default: + dev_err(cdns_phy->dev, "Unsupported Ref Clock Rate\n"); + return -EINVAL; + } + + cdns_torrent_dp_write(regmap, PHY_AUX_CTRL, 0x0003); /* enable AUX */ + + /* PHY PMA registers configuration function */ + cdns_torrent_dp_pma_cfg(cdns_phy, inst); + + /* + * Set lines power state to A0 + * Set lines pll clk enable to 0 + */ + cdns_torrent_dp_set_a0_pll(cdns_phy, inst->num_lanes); + + /* + * release phy_l0*_reset_n and pma_tx_elec_idle_ln_* based on + * used lanes + */ + lane_bits = (1 << inst->num_lanes) - 1; + cdns_torrent_dp_write(regmap, PHY_RESET, + ((0xF & ~lane_bits) << 4) | (0xF & lane_bits)); + + /* release pma_xcvr_pllclk_en_ln_*, only for the master lane */ + cdns_torrent_dp_write(regmap, PHY_PMA_XCVR_PLLCLK_EN, 0x0001); + + /* PHY PMA registers configuration functions */ + /* Initialize PHY with max supported link rate, without SSC. */ + if (cdns_phy->ref_clk_rate == REF_CLK_19_2MHz) + cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(cdns_phy, + cdns_phy->max_bit_rate, + false); + else if (cdns_phy->ref_clk_rate == REF_CLK_25MHz) + cdns_torrent_dp_pma_cmn_vco_cfg_25mhz(cdns_phy, + cdns_phy->max_bit_rate, + false); + cdns_torrent_dp_pma_cmn_rate(cdns_phy, cdns_phy->max_bit_rate, + inst->num_lanes); + + /* take out of reset */ + regmap_field_write(cdns_phy->phy_reset_ctrl, 0x1); + + cdns_torrent_phy_on(phy); + + ret = cdns_torrent_dp_wait_pma_cmn_ready(cdns_phy); + if (ret) + return ret; + + ret = cdns_torrent_dp_run(cdns_phy, inst->num_lanes); + + return ret; +} + +static +int cdns_torrent_dp_wait_pma_cmn_ready(struct cdns_torrent_phy *cdns_phy) +{ + unsigned int reg; + int ret; + struct regmap *regmap = cdns_phy->regmap_dptx_phy_reg; + + ret = regmap_read_poll_timeout(regmap, PHY_PMA_CMN_READY, reg, + reg & 1, 0, POLL_TIMEOUT_US); + if (ret == -ETIMEDOUT) { + dev_err(cdns_phy->dev, + "timeout waiting for PMA common ready\n"); + return -ETIMEDOUT; + } + + return 0; +} + +static void cdns_torrent_dp_pma_cfg(struct cdns_torrent_phy *cdns_phy, + struct cdns_torrent_inst *inst) +{ + unsigned int i; + + if (cdns_phy->ref_clk_rate == REF_CLK_19_2MHz) + /* PMA common configuration 19.2MHz */ + cdns_torrent_dp_pma_cmn_cfg_19_2mhz(cdns_phy); + else if (cdns_phy->ref_clk_rate == REF_CLK_25MHz) + /* PMA common configuration 25MHz */ + cdns_torrent_dp_pma_cmn_cfg_25mhz(cdns_phy); + + /* PMA lane configuration to deal with multi-link operation */ + for (i = 0; i < inst->num_lanes; i++) + cdns_torrent_dp_pma_lane_cfg(cdns_phy, i); +} + +static +void cdns_torrent_dp_pma_cmn_cfg_19_2mhz(struct cdns_torrent_phy *cdns_phy) +{ + struct regmap *regmap = cdns_phy->regmap_common_cdb; + + /* refclock registers - assumes 19.2 MHz refclock */ + cdns_torrent_phy_write(regmap, CMN_SSM_BIAS_TMR, 0x0014); + cdns_torrent_phy_write(regmap, CMN_PLLSM0_PLLPRE_TMR, 0x0027); + cdns_torrent_phy_write(regmap, CMN_PLLSM0_PLLLOCK_TMR, 0x00A1); + cdns_torrent_phy_write(regmap, CMN_PLLSM1_PLLPRE_TMR, 0x0027); + cdns_torrent_phy_write(regmap, CMN_PLLSM1_PLLLOCK_TMR, 0x00A1); + cdns_torrent_phy_write(regmap, CMN_BGCAL_INIT_TMR, 0x0060); + cdns_torrent_phy_write(regmap, CMN_BGCAL_ITER_TMR, 0x0060); + cdns_torrent_phy_write(regmap, CMN_IBCAL_INIT_TMR, 0x0014); + cdns_torrent_phy_write(regmap, CMN_TXPUCAL_INIT_TMR, 0x0018); + cdns_torrent_phy_write(regmap, CMN_TXPUCAL_ITER_TMR, 0x0005); + cdns_torrent_phy_write(regmap, CMN_TXPDCAL_INIT_TMR, 0x0018); + cdns_torrent_phy_write(regmap, CMN_TXPDCAL_ITER_TMR, 0x0005); + cdns_torrent_phy_write(regmap, CMN_RXCAL_INIT_TMR, 0x0240); + cdns_torrent_phy_write(regmap, CMN_RXCAL_ITER_TMR, 0x0005); + cdns_torrent_phy_write(regmap, CMN_SD_CAL_INIT_TMR, 0x0002); + cdns_torrent_phy_write(regmap, CMN_SD_CAL_ITER_TMR, 0x0002); + cdns_torrent_phy_write(regmap, CMN_SD_CAL_REFTIM_START, 0x000B); + cdns_torrent_phy_write(regmap, CMN_SD_CAL_PLLCNT_START, 0x0137); + + /* PLL registers */ + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_PADJ_M0, 0x0509); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_IADJ_M0, 0x0F00); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_FILT_PADJ_M0, 0x0F08); + cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_DIAG_M0, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0509); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_IADJ_M0, 0x0F00); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_FILT_PADJ_M0, 0x0F08); + cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_DIAG_M0, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_INIT_TMR, 0x00C0); + cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_ITER_TMR, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_INIT_TMR, 0x00C0); + cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_ITER_TMR, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_REFTIM_START, 0x0260); + cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_TCTRL, 0x0003); + cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_REFTIM_START, 0x0260); + cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_TCTRL, 0x0003); +} + +/* + * Set registers responsible for enabling and configuring SSC, with second and + * third register values provided by parameters. + */ +static +void cdns_torrent_dp_enable_ssc_19_2mhz(struct cdns_torrent_phy *cdns_phy, + u32 ctrl2_val, u32 ctrl3_val) +{ + struct regmap *regmap = cdns_phy->regmap_common_cdb; + + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, 0x0001); + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, ctrl2_val); + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, ctrl3_val); + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL4_M0, 0x0003); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, 0x0001); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, ctrl2_val); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, ctrl3_val); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL4_M0, 0x0003); +} + +static +void cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(struct cdns_torrent_phy *cdns_phy, + u32 rate, bool ssc) +{ + struct regmap *regmap = cdns_phy->regmap_common_cdb; + + /* Assumes 19.2 MHz refclock */ + switch (rate) { + /* Setting VCO for 10.8GHz */ + case 2700: + case 5400: + cdns_torrent_phy_write(regmap, + CMN_PLL0_INTDIV_M0, 0x0119); + cdns_torrent_phy_write(regmap, + CMN_PLL0_FRACDIVL_M0, 0x4000); + cdns_torrent_phy_write(regmap, + CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL0_HIGH_THR_M0, 0x00BC); + cdns_torrent_phy_write(regmap, + CMN_PDIAG_PLL0_CTRL_M0, 0x0012); + cdns_torrent_phy_write(regmap, + CMN_PLL1_INTDIV_M0, 0x0119); + cdns_torrent_phy_write(regmap, + CMN_PLL1_FRACDIVL_M0, 0x4000); + cdns_torrent_phy_write(regmap, + CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL1_HIGH_THR_M0, 0x00BC); + cdns_torrent_phy_write(regmap, + CMN_PDIAG_PLL1_CTRL_M0, 0x0012); + if (ssc) + cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x033A, + 0x006A); + break; + /* Setting VCO for 9.72GHz */ + case 1620: + case 2430: + case 3240: + cdns_torrent_phy_write(regmap, + CMN_PLL0_INTDIV_M0, 0x01FA); + cdns_torrent_phy_write(regmap, + CMN_PLL0_FRACDIVL_M0, 0x4000); + cdns_torrent_phy_write(regmap, + CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL0_HIGH_THR_M0, 0x0152); + cdns_torrent_phy_write(regmap, + CMN_PDIAG_PLL0_CTRL_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL1_INTDIV_M0, 0x01FA); + cdns_torrent_phy_write(regmap, + CMN_PLL1_FRACDIVL_M0, 0x4000); + cdns_torrent_phy_write(regmap, + CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL1_HIGH_THR_M0, 0x0152); + cdns_torrent_phy_write(regmap, + CMN_PDIAG_PLL1_CTRL_M0, 0x0002); + if (ssc) + cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x05DD, + 0x0069); + break; + /* Setting VCO for 8.64GHz */ + case 2160: + case 4320: + cdns_torrent_phy_write(regmap, + CMN_PLL0_INTDIV_M0, 0x01C2); + cdns_torrent_phy_write(regmap, + CMN_PLL0_FRACDIVL_M0, 0x0000); + cdns_torrent_phy_write(regmap, + CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL0_HIGH_THR_M0, 0x012C); + cdns_torrent_phy_write(regmap, + CMN_PDIAG_PLL0_CTRL_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL1_INTDIV_M0, 0x01C2); + cdns_torrent_phy_write(regmap, + CMN_PLL1_FRACDIVL_M0, 0x0000); + cdns_torrent_phy_write(regmap, + CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL1_HIGH_THR_M0, 0x012C); + cdns_torrent_phy_write(regmap, + CMN_PDIAG_PLL1_CTRL_M0, 0x0002); + if (ssc) + cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x0536, + 0x0069); + break; + /* Setting VCO for 8.1GHz */ + case 8100: + cdns_torrent_phy_write(regmap, + CMN_PLL0_INTDIV_M0, 0x01A5); + cdns_torrent_phy_write(regmap, + CMN_PLL0_FRACDIVL_M0, 0xE000); + cdns_torrent_phy_write(regmap, + CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL0_HIGH_THR_M0, 0x011A); + cdns_torrent_phy_write(regmap, + CMN_PDIAG_PLL0_CTRL_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL1_INTDIV_M0, 0x01A5); + cdns_torrent_phy_write(regmap, + CMN_PLL1_FRACDIVL_M0, 0xE000); + cdns_torrent_phy_write(regmap, + CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL1_HIGH_THR_M0, 0x011A); + cdns_torrent_phy_write(regmap, + CMN_PDIAG_PLL1_CTRL_M0, 0x0002); + if (ssc) + cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x04D7, + 0x006A); + break; + } + + if (ssc) { + cdns_torrent_phy_write(regmap, + CMN_PLL0_VCOCAL_PLLCNT_START, 0x025E); + cdns_torrent_phy_write(regmap, + CMN_PLL0_LOCK_PLLCNT_THR, 0x0005); + cdns_torrent_phy_write(regmap, + CMN_PLL1_VCOCAL_PLLCNT_START, 0x025E); + cdns_torrent_phy_write(regmap, + CMN_PLL1_LOCK_PLLCNT_THR, 0x0005); + } else { + cdns_torrent_phy_write(regmap, + CMN_PLL0_VCOCAL_PLLCNT_START, 0x0260); + cdns_torrent_phy_write(regmap, + CMN_PLL1_VCOCAL_PLLCNT_START, 0x0260); + /* Set reset register values to disable SSC */ + cdns_torrent_phy_write(regmap, + CMN_PLL0_SS_CTRL1_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL0_SS_CTRL2_M0, 0x0000); + cdns_torrent_phy_write(regmap, + CMN_PLL0_SS_CTRL3_M0, 0x0000); + cdns_torrent_phy_write(regmap, + CMN_PLL0_SS_CTRL4_M0, 0x0000); + cdns_torrent_phy_write(regmap, + CMN_PLL0_LOCK_PLLCNT_THR, 0x0003); + cdns_torrent_phy_write(regmap, + CMN_PLL1_SS_CTRL1_M0, 0x0002); + cdns_torrent_phy_write(regmap, + CMN_PLL1_SS_CTRL2_M0, 0x0000); + cdns_torrent_phy_write(regmap, + CMN_PLL1_SS_CTRL3_M0, 0x0000); + cdns_torrent_phy_write(regmap, + CMN_PLL1_SS_CTRL4_M0, 0x0000); + cdns_torrent_phy_write(regmap, + CMN_PLL1_LOCK_PLLCNT_THR, 0x0003); + } + + cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_REFCNT_START, 0x0099); + cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_PLLCNT_START, 0x0099); + cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_REFCNT_START, 0x0099); + cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_PLLCNT_START, 0x0099); +} + +static +void cdns_torrent_dp_pma_cmn_cfg_25mhz(struct cdns_torrent_phy *cdns_phy) +{ + struct regmap *regmap = cdns_phy->regmap_common_cdb; + + /* refclock registers - assumes 25 MHz refclock */ + cdns_torrent_phy_write(regmap, CMN_SSM_BIAS_TMR, 0x0019); + cdns_torrent_phy_write(regmap, CMN_PLLSM0_PLLPRE_TMR, 0x0032); + cdns_torrent_phy_write(regmap, CMN_PLLSM0_PLLLOCK_TMR, 0x00D1); + cdns_torrent_phy_write(regmap, CMN_PLLSM1_PLLPRE_TMR, 0x0032); + cdns_torrent_phy_write(regmap, CMN_PLLSM1_PLLLOCK_TMR, 0x00D1); + cdns_torrent_phy_write(regmap, CMN_BGCAL_INIT_TMR, 0x007D); + cdns_torrent_phy_write(regmap, CMN_BGCAL_ITER_TMR, 0x007D); + cdns_torrent_phy_write(regmap, CMN_IBCAL_INIT_TMR, 0x0019); + cdns_torrent_phy_write(regmap, CMN_TXPUCAL_INIT_TMR, 0x001E); + cdns_torrent_phy_write(regmap, CMN_TXPUCAL_ITER_TMR, 0x0006); + cdns_torrent_phy_write(regmap, CMN_TXPDCAL_INIT_TMR, 0x001E); + cdns_torrent_phy_write(regmap, CMN_TXPDCAL_ITER_TMR, 0x0006); + cdns_torrent_phy_write(regmap, CMN_RXCAL_INIT_TMR, 0x02EE); + cdns_torrent_phy_write(regmap, CMN_RXCAL_ITER_TMR, 0x0006); + cdns_torrent_phy_write(regmap, CMN_SD_CAL_INIT_TMR, 0x0002); + cdns_torrent_phy_write(regmap, CMN_SD_CAL_ITER_TMR, 0x0002); + cdns_torrent_phy_write(regmap, CMN_SD_CAL_REFTIM_START, 0x000E); + cdns_torrent_phy_write(regmap, CMN_SD_CAL_PLLCNT_START, 0x012B); + + /* PLL registers */ + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_PADJ_M0, 0x0509); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_IADJ_M0, 0x0F00); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_FILT_PADJ_M0, 0x0F08); + cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_DIAG_M0, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0509); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_IADJ_M0, 0x0F00); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_FILT_PADJ_M0, 0x0F08); + cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_DIAG_M0, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_INIT_TMR, 0x00FA); + cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_ITER_TMR, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_INIT_TMR, 0x00FA); + cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_ITER_TMR, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_REFTIM_START, 0x0317); + cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_TCTRL, 0x0003); + cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_REFTIM_START, 0x0317); + cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_TCTRL, 0x0003); +} + +/* + * Set registers responsible for enabling and configuring SSC, with second + * register value provided by a parameter. + */ +static void cdns_torrent_dp_enable_ssc_25mhz(struct cdns_torrent_phy *cdns_phy, + u32 ctrl2_val) +{ + struct regmap *regmap = cdns_phy->regmap_common_cdb; + + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, 0x0001); + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, ctrl2_val); + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, 0x007F); + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL4_M0, 0x0003); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, 0x0001); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, ctrl2_val); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, 0x007F); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL4_M0, 0x0003); +} + +static +void cdns_torrent_dp_pma_cmn_vco_cfg_25mhz(struct cdns_torrent_phy *cdns_phy, + u32 rate, bool ssc) +{ + struct regmap *regmap = cdns_phy->regmap_common_cdb; + + /* Assumes 25 MHz refclock */ + switch (rate) { + /* Setting VCO for 10.8GHz */ + case 2700: + case 5400: + cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x01B0); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x0000); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x0120); + cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x01B0); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x0000); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x0120); + if (ssc) + cdns_torrent_dp_enable_ssc_25mhz(cdns_phy, 0x0423); + break; + /* Setting VCO for 9.72GHz */ + case 1620: + case 2430: + case 3240: + cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0184); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0xCCCD); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x0104); + cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0184); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0xCCCD); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x0104); + if (ssc) + cdns_torrent_dp_enable_ssc_25mhz(cdns_phy, 0x03B9); + break; + /* Setting VCO for 8.64GHz */ + case 2160: + case 4320: + cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0159); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x999A); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x00E7); + cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0159); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x999A); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x00E7); + if (ssc) + cdns_torrent_dp_enable_ssc_25mhz(cdns_phy, 0x034F); + break; + /* Setting VCO for 8.1GHz */ + case 8100: + cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0144); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x0000); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x00D8); + cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0144); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x0000); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x00D8); + if (ssc) + cdns_torrent_dp_enable_ssc_25mhz(cdns_phy, 0x031A); + break; + } + + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002); + + if (ssc) { + cdns_torrent_phy_write(regmap, + CMN_PLL0_VCOCAL_PLLCNT_START, 0x0315); + cdns_torrent_phy_write(regmap, + CMN_PLL0_LOCK_PLLCNT_THR, 0x0005); + cdns_torrent_phy_write(regmap, + CMN_PLL1_VCOCAL_PLLCNT_START, 0x0315); + cdns_torrent_phy_write(regmap, + CMN_PLL1_LOCK_PLLCNT_THR, 0x0005); + } else { + cdns_torrent_phy_write(regmap, + CMN_PLL0_VCOCAL_PLLCNT_START, 0x0317); + cdns_torrent_phy_write(regmap, + CMN_PLL1_VCOCAL_PLLCNT_START, 0x0317); + /* Set reset register values to disable SSC */ + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL2_M0, 0x0000); + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL3_M0, 0x0000); + cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL4_M0, 0x0000); + cdns_torrent_phy_write(regmap, + CMN_PLL0_LOCK_PLLCNT_THR, 0x0003); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL2_M0, 0x0000); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL3_M0, 0x0000); + cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL4_M0, 0x0000); + cdns_torrent_phy_write(regmap, + CMN_PLL1_LOCK_PLLCNT_THR, 0x0003); + } + + cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_REFCNT_START, 0x00C7); + cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_PLLCNT_START, 0x00C7); + cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_REFCNT_START, 0x00C7); + cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_PLLCNT_START, 0x00C7); +} + +static void cdns_torrent_dp_pma_cmn_rate(struct cdns_torrent_phy *cdns_phy, + u32 rate, u32 num_lanes) +{ + unsigned int clk_sel_val = 0; + unsigned int hsclk_div_val = 0; + unsigned int i; + + /* 16'h0000 for single DP link configuration */ + regmap_field_write(cdns_phy->phy_pll_cfg, 0x0); + + switch (rate) { + case 1620: + clk_sel_val = 0x0f01; + hsclk_div_val = 2; + break; + case 2160: + case 2430: + case 2700: + clk_sel_val = 0x0701; + hsclk_div_val = 1; + break; + case 3240: + clk_sel_val = 0x0b00; + hsclk_div_val = 2; + break; + case 4320: + case 5400: + clk_sel_val = 0x0301; + hsclk_div_val = 0; + break; + case 8100: + clk_sel_val = 0x0200; + hsclk_div_val = 0; + break; + } + + cdns_torrent_phy_write(cdns_phy->regmap_common_cdb, + CMN_PDIAG_PLL0_CLK_SEL_M0, clk_sel_val); + cdns_torrent_phy_write(cdns_phy->regmap_common_cdb, + CMN_PDIAG_PLL1_CLK_SEL_M0, clk_sel_val); + + /* PMA lane configuration to deal with multi-link operation */ + for (i = 0; i < num_lanes; i++) + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[i], + XCVR_DIAG_HSCLK_DIV, hsclk_div_val); +} + +static void cdns_torrent_dp_pma_lane_cfg(struct cdns_torrent_phy *cdns_phy, + unsigned int lane) +{ + /* Per lane, refclock-dependent receiver detection setting */ + if (cdns_phy->ref_clk_rate == REF_CLK_19_2MHz) + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + TX_RCVDET_ST_TMR, 0x0780); + else if (cdns_phy->ref_clk_rate == REF_CLK_25MHz) + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + TX_RCVDET_ST_TMR, 0x09C4); + + /* Writing Tx/Rx Power State Controllers registers */ + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + TX_PSC_A0, 0x00FB); + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + TX_PSC_A2, 0x04AA); + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + TX_PSC_A3, 0x04AA); + cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane], + RX_PSC_A0, 0x0000); + cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane], + RX_PSC_A2, 0x0000); + cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane], + RX_PSC_A3, 0x0000); + + cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane], + RX_PSC_CAL, 0x0000); + + cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane], + RX_REE_GCSM1_CTRL, 0x0000); + cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane], + RX_REE_GCSM2_CTRL, 0x0000); + cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane], + RX_REE_PERGCSM_CTRL, 0x0000); + + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + XCVR_DIAG_BIDI_CTRL, 0x000F); + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + XCVR_DIAG_PLLDRC_CTRL, 0x0001); + cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane], + XCVR_DIAG_HSCLK_SEL, 0x0000); +} + +static int cdns_torrent_dp_set_power_state(struct cdns_torrent_phy *cdns_phy, + u32 num_lanes, + enum phy_powerstate powerstate) +{ + /* Register value for power state for a single byte. */ + u32 value_part; + u32 value; + u32 mask; + u32 read_val; + u32 ret; + struct regmap *regmap = cdns_phy->regmap_dptx_phy_reg; + + switch (powerstate) { + case (POWERSTATE_A0): + value_part = 0x01U; + break; + case (POWERSTATE_A2): + value_part = 0x04U; + break; + default: + /* Powerstate A3 */ + value_part = 0x08U; + break; + } + + /* Select values of registers and mask, depending on enabled + * lane count. + */ + switch (num_lanes) { + /* lane 0 */ + case (1): + value = value_part; + mask = 0x0000003FU; + break; + /* lanes 0-1 */ + case (2): + value = (value_part + | (value_part << 8)); + mask = 0x00003F3FU; + break; + /* lanes 0-3, all */ + default: + value = (value_part + | (value_part << 8) + | (value_part << 16) + | (value_part << 24)); + mask = 0x3F3F3F3FU; + break; + } + + /* Set power state A<n>. */ + cdns_torrent_dp_write(regmap, PHY_PMA_XCVR_POWER_STATE_REQ, value); + /* Wait, until PHY acknowledges power state completion. */ + ret = regmap_read_poll_timeout(regmap, PHY_PMA_XCVR_POWER_STATE_ACK, + read_val, (read_val & mask) == value, 0, + POLL_TIMEOUT_US); + cdns_torrent_dp_write(regmap, PHY_PMA_XCVR_POWER_STATE_REQ, 0x00000000); + ndelay(100); + + return ret; +} + +static int cdns_torrent_dp_run(struct cdns_torrent_phy *cdns_phy, u32 num_lanes) +{ + unsigned int read_val; + int ret; + struct regmap *regmap = cdns_phy->regmap_dptx_phy_reg; + + /* + * waiting for ACK of pma_xcvr_pllclk_en_ln_*, only for the + * master lane + */ + ret = regmap_read_poll_timeout(regmap, PHY_PMA_XCVR_PLLCLK_EN_ACK, + read_val, read_val & 1, + 0, POLL_TIMEOUT_US); + if (ret == -ETIMEDOUT) { + dev_err(cdns_phy->dev, + "timeout waiting for link PLL clock enable ack\n"); + return ret; + } + + ndelay(100); + + ret = cdns_torrent_dp_set_power_state(cdns_phy, num_lanes, + POWERSTATE_A2); + if (ret) + return ret; + + ret = cdns_torrent_dp_set_power_state(cdns_phy, num_lanes, + POWERSTATE_A0); + + return ret; +} + +static int cdns_torrent_phy_on(struct phy *phy) +{ + struct cdns_torrent_inst *inst = phy_get_drvdata(phy); + struct cdns_torrent_phy *cdns_phy = dev_get_drvdata(phy->dev.parent); + u32 read_val; + int ret; + + if (cdns_phy->nsubnodes == 1) { + /* Take the PHY lane group out of reset */ + reset_control_deassert(inst->lnk_rst); + + /* Take the PHY out of reset */ + ret = reset_control_deassert(cdns_phy->phy_rst); + if (ret) + return ret; + } + + /* + * Wait for cmn_ready assertion + * PHY_PMA_CMN_CTRL1[0] == 1 + */ + ret = regmap_field_read_poll_timeout(cdns_phy->phy_pma_cmn_ctrl_1, + read_val, read_val, 1000, + PLL_LOCK_TIMEOUT); + if (ret) { + dev_err(cdns_phy->dev, "Timeout waiting for CMN ready\n"); + return ret; + } + + mdelay(10); + + return 0; +} + +static int cdns_torrent_phy_off(struct phy *phy) +{ + struct cdns_torrent_inst *inst = phy_get_drvdata(phy); + struct cdns_torrent_phy *cdns_phy = dev_get_drvdata(phy->dev.parent); + int ret; + + if (cdns_phy->nsubnodes != 1) + return 0; + + ret = reset_control_assert(cdns_phy->phy_rst); + if (ret) + return ret; + + return reset_control_assert(inst->lnk_rst); +} + +static struct regmap *cdns_regmap_init(struct device *dev, void __iomem *base, + u32 block_offset, + u8 reg_offset_shift, + const struct regmap_config *config) +{ + struct cdns_regmap_cdb_context *ctx; + + ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return ERR_PTR(-ENOMEM); + + ctx->dev = dev; + ctx->base = base + block_offset; + ctx->reg_offset_shift = reg_offset_shift; + + return devm_regmap_init(dev, NULL, ctx, config); +} + +static int cdns_torrent_dp_regfield_init(struct cdns_torrent_phy *cdns_phy) +{ + struct device *dev = cdns_phy->dev; + struct regmap_field *field; + struct regmap *regmap; + + regmap = cdns_phy->regmap_dptx_phy_reg; + field = devm_regmap_field_alloc(dev, regmap, phy_reset_ctrl); + if (IS_ERR(field)) { + dev_err(dev, "PHY_RESET reg field init failed\n"); + return PTR_ERR(field); + } + cdns_phy->phy_reset_ctrl = field; + + return 0; +} + +static int cdns_torrent_regfield_init(struct cdns_torrent_phy *cdns_phy) +{ + struct device *dev = cdns_phy->dev; + struct regmap_field *field; + struct regmap *regmap; + + regmap = cdns_phy->regmap_phy_pcs_common_cdb; + field = devm_regmap_field_alloc(dev, regmap, phy_pll_cfg); + if (IS_ERR(field)) { + dev_err(dev, "PHY_PLL_CFG reg field init failed\n"); + return PTR_ERR(field); + } + cdns_phy->phy_pll_cfg = field; + + regmap = cdns_phy->regmap_phy_pma_common_cdb; + field = devm_regmap_field_alloc(dev, regmap, phy_pma_cmn_ctrl_1); + if (IS_ERR(field)) { + dev_err(dev, "PHY_PMA_CMN_CTRL1 reg field init failed\n"); + return PTR_ERR(field); + } + cdns_phy->phy_pma_cmn_ctrl_1 = field; + + regmap = cdns_phy->regmap_phy_pma_common_cdb; + field = devm_regmap_field_alloc(dev, regmap, phy_pma_cmn_ctrl_2); + if (IS_ERR(field)) { + dev_err(dev, "PHY_PMA_CMN_CTRL2 reg field init failed\n"); + return PTR_ERR(field); + } + cdns_phy->phy_pma_cmn_ctrl_2 = field; + + regmap = cdns_phy->regmap_phy_pma_common_cdb; + field = devm_regmap_field_alloc(dev, regmap, phy_pma_pll_raw_ctrl); + if (IS_ERR(field)) { + dev_err(dev, "PHY_PMA_PLL_RAW_CTRL reg field init failed\n"); + return PTR_ERR(field); + } + cdns_phy->phy_pma_pll_raw_ctrl = field; + + return 0; +} + +static int cdns_torrent_dp_regmap_init(struct cdns_torrent_phy *cdns_phy) +{ + void __iomem *base = cdns_phy->base; + struct device *dev = cdns_phy->dev; + struct regmap *regmap; + u8 reg_offset_shift; + u32 block_offset; + + reg_offset_shift = cdns_phy->init_data->reg_offset_shift; + + block_offset = TORRENT_DPTX_PHY_OFFSET; + regmap = cdns_regmap_init(dev, base, block_offset, + reg_offset_shift, + &cdns_torrent_dptx_phy_config); + if (IS_ERR(regmap)) { + dev_err(dev, "Failed to init DPTX PHY regmap\n"); + return PTR_ERR(regmap); + } + cdns_phy->regmap_dptx_phy_reg = regmap; + + return 0; +} + +static int cdns_torrent_regmap_init(struct cdns_torrent_phy *cdns_phy) +{ + void __iomem *sd_base = cdns_phy->sd_base; + u8 block_offset_shift, reg_offset_shift; + struct device *dev = cdns_phy->dev; + struct regmap *regmap; + u32 block_offset; + int i; + + block_offset_shift = cdns_phy->init_data->block_offset_shift; + reg_offset_shift = cdns_phy->init_data->reg_offset_shift; + + for (i = 0; i < MAX_NUM_LANES; i++) { + block_offset = TORRENT_TX_LANE_CDB_OFFSET(i, block_offset_shift, + reg_offset_shift); + regmap = cdns_regmap_init(dev, sd_base, block_offset, + reg_offset_shift, + &cdns_torrent_tx_lane_cdb_config[i]); + if (IS_ERR(regmap)) { + dev_err(dev, "Failed to init tx lane CDB regmap\n"); + return PTR_ERR(regmap); + } + cdns_phy->regmap_tx_lane_cdb[i] = regmap; + + block_offset = TORRENT_RX_LANE_CDB_OFFSET(i, block_offset_shift, + reg_offset_shift); + regmap = cdns_regmap_init(dev, sd_base, block_offset, + reg_offset_shift, + &cdns_torrent_rx_lane_cdb_config[i]); + if (IS_ERR(regmap)) { + dev_err(dev, "Failed to init rx lane CDB regmap\n"); + return PTR_ERR(regmap); + } + cdns_phy->regmap_rx_lane_cdb[i] = regmap; + } + + block_offset = TORRENT_COMMON_CDB_OFFSET; + regmap = cdns_regmap_init(dev, sd_base, block_offset, + reg_offset_shift, + &cdns_torrent_common_cdb_config); + if (IS_ERR(regmap)) { + dev_err(dev, "Failed to init common CDB regmap\n"); + return PTR_ERR(regmap); + } + cdns_phy->regmap_common_cdb = regmap; + + block_offset = TORRENT_PHY_PCS_COMMON_OFFSET(block_offset_shift); + regmap = cdns_regmap_init(dev, sd_base, block_offset, + reg_offset_shift, + &cdns_torrent_phy_pcs_cmn_cdb_config); + if (IS_ERR(regmap)) { + dev_err(dev, "Failed to init PHY PCS common CDB regmap\n"); + return PTR_ERR(regmap); + } + cdns_phy->regmap_phy_pcs_common_cdb = regmap; + + block_offset = TORRENT_PHY_PMA_COMMON_OFFSET(block_offset_shift); + regmap = cdns_regmap_init(dev, sd_base, block_offset, + reg_offset_shift, + &cdns_torrent_phy_pma_cmn_cdb_config); + if (IS_ERR(regmap)) { + dev_err(dev, "Failed to init PHY PMA common CDB regmap\n"); + return PTR_ERR(regmap); + } + cdns_phy->regmap_phy_pma_common_cdb = regmap; + + return 0; +} + +static int cdns_torrent_phy_init(struct phy *phy) +{ + struct cdns_torrent_phy *cdns_phy = dev_get_drvdata(phy->dev.parent); + const struct cdns_torrent_data *init_data = cdns_phy->init_data; + struct cdns_torrent_vals *cmn_vals, *tx_ln_vals, *rx_ln_vals; + struct cdns_torrent_vals *link_cmn_vals, *xcvr_diag_vals; + struct cdns_torrent_inst *inst = phy_get_drvdata(phy); + enum cdns_torrent_phy_type phy_type = inst->phy_type; + enum cdns_torrent_ssc_mode ssc = inst->ssc_mode; + struct cdns_torrent_vals *pcs_cmn_vals; + struct cdns_reg_pairs *reg_pairs; + struct regmap *regmap; + u32 num_regs; + int i, j; + + if (cdns_phy->nsubnodes > 1) + return 0; + + if (phy_type == TYPE_DP) + return cdns_torrent_dp_init(phy); + + /** + * Spread spectrum generation is not required or supported + * for SGMII/QSGMII + */ + if (phy_type == TYPE_SGMII || phy_type == TYPE_QSGMII) + ssc = NO_SSC; + + /* PHY configuration specific registers for single link */ + link_cmn_vals = init_data->link_cmn_vals[phy_type][TYPE_NONE][ssc]; + if (link_cmn_vals) { + reg_pairs = link_cmn_vals->reg_pairs; + num_regs = link_cmn_vals->num_regs; + regmap = cdns_phy->regmap_common_cdb; + + /** + * First array value in link_cmn_vals must be of + * PHY_PLL_CFG register + */ + regmap_field_write(cdns_phy->phy_pll_cfg, reg_pairs[0].val); + + for (i = 1; i < num_regs; i++) + regmap_write(regmap, reg_pairs[i].off, + reg_pairs[i].val); + } + + xcvr_diag_vals = init_data->xcvr_diag_vals[phy_type][TYPE_NONE][ssc]; + if (xcvr_diag_vals) { + reg_pairs = xcvr_diag_vals->reg_pairs; + num_regs = xcvr_diag_vals->num_regs; + for (i = 0; i < inst->num_lanes; i++) { + regmap = cdns_phy->regmap_tx_lane_cdb[i + inst->mlane]; + for (j = 0; j < num_regs; j++) + regmap_write(regmap, reg_pairs[j].off, + reg_pairs[j].val); + } + } + + /* PHY PCS common registers configurations */ + pcs_cmn_vals = init_data->pcs_cmn_vals[phy_type][TYPE_NONE][ssc]; + if (pcs_cmn_vals) { + reg_pairs = pcs_cmn_vals->reg_pairs; + num_regs = pcs_cmn_vals->num_regs; + regmap = cdns_phy->regmap_phy_pcs_common_cdb; + for (i = 0; i < num_regs; i++) + regmap_write(regmap, reg_pairs[i].off, + reg_pairs[i].val); + } + + /* PMA common registers configurations */ + cmn_vals = init_data->cmn_vals[phy_type][TYPE_NONE][ssc]; + if (cmn_vals) { + reg_pairs = cmn_vals->reg_pairs; + num_regs = cmn_vals->num_regs; + regmap = cdns_phy->regmap_common_cdb; + for (i = 0; i < num_regs; i++) + regmap_write(regmap, reg_pairs[i].off, + reg_pairs[i].val); + } + + /* PMA TX lane registers configurations */ + tx_ln_vals = init_data->tx_ln_vals[phy_type][TYPE_NONE][ssc]; + if (tx_ln_vals) { + reg_pairs = tx_ln_vals->reg_pairs; + num_regs = tx_ln_vals->num_regs; + for (i = 0; i < inst->num_lanes; i++) { + regmap = cdns_phy->regmap_tx_lane_cdb[i + inst->mlane]; + for (j = 0; j < num_regs; j++) + regmap_write(regmap, reg_pairs[j].off, + reg_pairs[j].val); + } + } + + /* PMA RX lane registers configurations */ + rx_ln_vals = init_data->rx_ln_vals[phy_type][TYPE_NONE][ssc]; + if (rx_ln_vals) { + reg_pairs = rx_ln_vals->reg_pairs; + num_regs = rx_ln_vals->num_regs; + for (i = 0; i < inst->num_lanes; i++) { + regmap = cdns_phy->regmap_rx_lane_cdb[i + inst->mlane]; + for (j = 0; j < num_regs; j++) + regmap_write(regmap, reg_pairs[j].off, + reg_pairs[j].val); + } + } + + return 0; +} + +static +int cdns_torrent_phy_configure_multilink(struct cdns_torrent_phy *cdns_phy) +{ + const struct cdns_torrent_data *init_data = cdns_phy->init_data; + struct cdns_torrent_vals *cmn_vals, *tx_ln_vals, *rx_ln_vals; + struct cdns_torrent_vals *link_cmn_vals, *xcvr_diag_vals; + enum cdns_torrent_phy_type phy_t1, phy_t2, tmp_phy_type; + struct cdns_torrent_vals *pcs_cmn_vals; + int i, j, node, mlane, num_lanes, ret; + struct cdns_reg_pairs *reg_pairs; + enum cdns_torrent_ssc_mode ssc; + struct regmap *regmap; + u32 num_regs; + + /* Maximum 2 links (subnodes) are supported */ + if (cdns_phy->nsubnodes != 2) + return -EINVAL; + + phy_t1 = cdns_phy->phys[0].phy_type; + phy_t2 = cdns_phy->phys[1].phy_type; + + /** + * First configure the PHY for first link with phy_t1. Get the array + * values as [phy_t1][phy_t2][ssc]. + */ + for (node = 0; node < cdns_phy->nsubnodes; node++) { + if (node == 1) { + /** + * If first link with phy_t1 is configured, then + * configure the PHY for second link with phy_t2. + * Get the array values as [phy_t2][phy_t1][ssc]. + */ + tmp_phy_type = phy_t1; + phy_t1 = phy_t2; + phy_t2 = tmp_phy_type; + } + + mlane = cdns_phy->phys[node].mlane; + ssc = cdns_phy->phys[node].ssc_mode; + num_lanes = cdns_phy->phys[node].num_lanes; + + /** + * PHY configuration specific registers: + * link_cmn_vals depend on combination of PHY types being + * configured and are common for both PHY types, so array + * values should be same for [phy_t1][phy_t2][ssc] and + * [phy_t2][phy_t1][ssc]. + * xcvr_diag_vals also depend on combination of PHY types + * being configured, but these can be different for particular + * PHY type and are per lane. + */ + link_cmn_vals = init_data->link_cmn_vals[phy_t1][phy_t2][ssc]; + if (link_cmn_vals) { + reg_pairs = link_cmn_vals->reg_pairs; + num_regs = link_cmn_vals->num_regs; + regmap = cdns_phy->regmap_common_cdb; + + /** + * First array value in link_cmn_vals must be of + * PHY_PLL_CFG register + */ + regmap_field_write(cdns_phy->phy_pll_cfg, + reg_pairs[0].val); + + for (i = 1; i < num_regs; i++) + regmap_write(regmap, reg_pairs[i].off, + reg_pairs[i].val); + } + + xcvr_diag_vals = init_data->xcvr_diag_vals[phy_t1][phy_t2][ssc]; + if (xcvr_diag_vals) { + reg_pairs = xcvr_diag_vals->reg_pairs; + num_regs = xcvr_diag_vals->num_regs; + for (i = 0; i < num_lanes; i++) { + regmap = cdns_phy->regmap_tx_lane_cdb[i + mlane]; + for (j = 0; j < num_regs; j++) + regmap_write(regmap, reg_pairs[j].off, + reg_pairs[j].val); + } + } + + /* PHY PCS common registers configurations */ + pcs_cmn_vals = init_data->pcs_cmn_vals[phy_t1][phy_t2][ssc]; + if (pcs_cmn_vals) { + reg_pairs = pcs_cmn_vals->reg_pairs; + num_regs = pcs_cmn_vals->num_regs; + regmap = cdns_phy->regmap_phy_pcs_common_cdb; + for (i = 0; i < num_regs; i++) + regmap_write(regmap, reg_pairs[i].off, + reg_pairs[i].val); + } + + /* PMA common registers configurations */ + cmn_vals = init_data->cmn_vals[phy_t1][phy_t2][ssc]; + if (cmn_vals) { + reg_pairs = cmn_vals->reg_pairs; + num_regs = cmn_vals->num_regs; + regmap = cdns_phy->regmap_common_cdb; + for (i = 0; i < num_regs; i++) + regmap_write(regmap, reg_pairs[i].off, + reg_pairs[i].val); + } + + /* PMA TX lane registers configurations */ + tx_ln_vals = init_data->tx_ln_vals[phy_t1][phy_t2][ssc]; + if (tx_ln_vals) { + reg_pairs = tx_ln_vals->reg_pairs; + num_regs = tx_ln_vals->num_regs; + for (i = 0; i < num_lanes; i++) { + regmap = cdns_phy->regmap_tx_lane_cdb[i + mlane]; + for (j = 0; j < num_regs; j++) + regmap_write(regmap, reg_pairs[j].off, + reg_pairs[j].val); + } + } + + /* PMA RX lane registers configurations */ + rx_ln_vals = init_data->rx_ln_vals[phy_t1][phy_t2][ssc]; + if (rx_ln_vals) { + reg_pairs = rx_ln_vals->reg_pairs; + num_regs = rx_ln_vals->num_regs; + for (i = 0; i < num_lanes; i++) { + regmap = cdns_phy->regmap_rx_lane_cdb[i + mlane]; + for (j = 0; j < num_regs; j++) + regmap_write(regmap, reg_pairs[j].off, + reg_pairs[j].val); + } + } + + reset_control_deassert(cdns_phy->phys[node].lnk_rst); + } + + /* Take the PHY out of reset */ + ret = reset_control_deassert(cdns_phy->phy_rst); + if (ret) + return ret; + + return 0; +} + +static int cdns_torrent_phy_probe(struct platform_device *pdev) +{ + struct cdns_torrent_phy *cdns_phy; + struct device *dev = &pdev->dev; + struct phy_provider *phy_provider; + const struct cdns_torrent_data *data; + struct device_node *child; + int ret, subnodes, node = 0, i; + u32 total_num_lanes = 0; + u8 init_dp_regmap = 0; + u32 phy_type; + + /* Get init data for this PHY */ + data = of_device_get_match_data(dev); + if (!data) + return -EINVAL; + + cdns_phy = devm_kzalloc(dev, sizeof(*cdns_phy), GFP_KERNEL); + if (!cdns_phy) + return -ENOMEM; + + dev_set_drvdata(dev, cdns_phy); + cdns_phy->dev = dev; + cdns_phy->init_data = data; + + cdns_phy->phy_rst = devm_reset_control_get_exclusive_by_index(dev, 0); + if (IS_ERR(cdns_phy->phy_rst)) { + dev_err(dev, "%s: failed to get reset\n", + dev->of_node->full_name); + return PTR_ERR(cdns_phy->phy_rst); + } + + cdns_phy->apb_rst = devm_reset_control_get_optional(dev, "torrent_apb"); + if (IS_ERR(cdns_phy->apb_rst)) { + dev_err(dev, "%s: failed to get apb reset\n", + dev->of_node->full_name); + return PTR_ERR(cdns_phy->apb_rst); + } + + cdns_phy->clk = devm_clk_get(dev, "refclk"); + if (IS_ERR(cdns_phy->clk)) { + dev_err(dev, "phy ref clock not found\n"); + return PTR_ERR(cdns_phy->clk); + } + + cdns_phy->sd_base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(cdns_phy->sd_base)) + return PTR_ERR(cdns_phy->sd_base); + + subnodes = of_get_available_child_count(dev->of_node); + if (subnodes == 0) { + dev_err(dev, "No available link subnodes found\n"); + return -EINVAL; + } + + ret = cdns_torrent_regmap_init(cdns_phy); + if (ret) + return ret; + + ret = cdns_torrent_regfield_init(cdns_phy); + if (ret) + return ret; + + ret = clk_prepare_enable(cdns_phy->clk); + if (ret) { + dev_err(cdns_phy->dev, "Failed to prepare ref clock\n"); + return ret; + } + + cdns_phy->ref_clk_rate = clk_get_rate(cdns_phy->clk); + if (!(cdns_phy->ref_clk_rate)) { + dev_err(cdns_phy->dev, "Failed to get ref clock rate\n"); + clk_disable_unprepare(cdns_phy->clk); + return -EINVAL; + } + + /* Enable APB */ + reset_control_deassert(cdns_phy->apb_rst); + + for_each_available_child_of_node(dev->of_node, child) { + struct phy *gphy; + + /* PHY subnode name must be 'phy'. */ + if (!(of_node_name_eq(child, "phy"))) + continue; + + cdns_phy->phys[node].lnk_rst = + of_reset_control_array_get_exclusive(child); + if (IS_ERR(cdns_phy->phys[node].lnk_rst)) { + dev_err(dev, "%s: failed to get reset\n", + child->full_name); + ret = PTR_ERR(cdns_phy->phys[node].lnk_rst); + goto put_lnk_rst; + } + + if (of_property_read_u32(child, "reg", + &cdns_phy->phys[node].mlane)) { + dev_err(dev, "%s: No \"reg\"-property.\n", + child->full_name); + ret = -EINVAL; + goto put_child; + } + + if (of_property_read_u32(child, "cdns,phy-type", &phy_type)) { + dev_err(dev, "%s: No \"cdns,phy-type\"-property.\n", + child->full_name); + ret = -EINVAL; + goto put_child; + } + + switch (phy_type) { + case PHY_TYPE_PCIE: + cdns_phy->phys[node].phy_type = TYPE_PCIE; + break; + case PHY_TYPE_DP: + cdns_phy->phys[node].phy_type = TYPE_DP; + break; + case PHY_TYPE_SGMII: + cdns_phy->phys[node].phy_type = TYPE_SGMII; + break; + case PHY_TYPE_QSGMII: + cdns_phy->phys[node].phy_type = TYPE_QSGMII; + break; + case PHY_TYPE_USB3: + cdns_phy->phys[node].phy_type = TYPE_USB; + break; + default: + dev_err(dev, "Unsupported protocol\n"); + ret = -EINVAL; + goto put_child; + } + + if (of_property_read_u32(child, "cdns,num-lanes", + &cdns_phy->phys[node].num_lanes)) { + dev_err(dev, "%s: No \"cdns,num-lanes\"-property.\n", + child->full_name); + ret = -EINVAL; + goto put_child; + } + + total_num_lanes += cdns_phy->phys[node].num_lanes; + + /* Get SSC mode */ + cdns_phy->phys[node].ssc_mode = NO_SSC; + of_property_read_u32(child, "cdns,ssc-mode", + &cdns_phy->phys[node].ssc_mode); + + gphy = devm_phy_create(dev, child, &cdns_torrent_phy_ops); + if (IS_ERR(gphy)) { + ret = PTR_ERR(gphy); + goto put_child; + } + + if (cdns_phy->phys[node].phy_type == TYPE_DP) { + switch (cdns_phy->phys[node].num_lanes) { + case 1: + case 2: + case 4: + /* valid number of lanes */ + break; + default: + dev_err(dev, "unsupported number of lanes: %d\n", + cdns_phy->phys[node].num_lanes); + ret = -EINVAL; + goto put_child; + } + + cdns_phy->max_bit_rate = DEFAULT_MAX_BIT_RATE; + of_property_read_u32(child, "cdns,max-bit-rate", + &cdns_phy->max_bit_rate); + + switch (cdns_phy->max_bit_rate) { + case 1620: + case 2160: + case 2430: + case 2700: + case 3240: + case 4320: + case 5400: + case 8100: + /* valid bit rate */ + break; + default: + dev_err(dev, "unsupported max bit rate: %dMbps\n", + cdns_phy->max_bit_rate); + ret = -EINVAL; + goto put_child; + } + + /* DPTX registers */ + cdns_phy->base = devm_platform_ioremap_resource(pdev, 1); + if (IS_ERR(cdns_phy->base)) { + ret = PTR_ERR(cdns_phy->base); + goto put_child; + } + + if (!init_dp_regmap) { + ret = cdns_torrent_dp_regmap_init(cdns_phy); + if (ret) + goto put_child; + + ret = cdns_torrent_dp_regfield_init(cdns_phy); + if (ret) + goto put_child; + + init_dp_regmap++; + } + + dev_info(dev, "%d lanes, max bit rate %d.%03d Gbps\n", + cdns_phy->phys[node].num_lanes, + cdns_phy->max_bit_rate / 1000, + cdns_phy->max_bit_rate % 1000); + + gphy->attrs.bus_width = cdns_phy->phys[node].num_lanes; + gphy->attrs.max_link_rate = cdns_phy->max_bit_rate; + gphy->attrs.mode = PHY_MODE_DP; + } + + cdns_phy->phys[node].phy = gphy; + phy_set_drvdata(gphy, &cdns_phy->phys[node]); + + node++; + } + cdns_phy->nsubnodes = node; + + if (total_num_lanes > MAX_NUM_LANES) { + dev_err(dev, "Invalid lane configuration\n"); + ret = -EINVAL; + goto put_lnk_rst; + } + + if (cdns_phy->nsubnodes > 1) { + ret = cdns_torrent_phy_configure_multilink(cdns_phy); + if (ret) + goto put_lnk_rst; + } + + phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); + if (IS_ERR(phy_provider)) { + ret = PTR_ERR(phy_provider); + goto put_lnk_rst; + } + + return 0; + +put_child: + node++; +put_lnk_rst: + for (i = 0; i < node; i++) + reset_control_put(cdns_phy->phys[i].lnk_rst); + of_node_put(child); + reset_control_assert(cdns_phy->apb_rst); + clk_disable_unprepare(cdns_phy->clk); + return ret; +} + +static int cdns_torrent_phy_remove(struct platform_device *pdev) +{ + struct cdns_torrent_phy *cdns_phy = platform_get_drvdata(pdev); + int i; + + reset_control_assert(cdns_phy->phy_rst); + reset_control_assert(cdns_phy->apb_rst); + for (i = 0; i < cdns_phy->nsubnodes; i++) { + reset_control_assert(cdns_phy->phys[i].lnk_rst); + reset_control_put(cdns_phy->phys[i].lnk_rst); + } + + clk_disable_unprepare(cdns_phy->clk); + + return 0; +} + +/* USB and SGMII/QSGMII link configuration */ +static struct cdns_reg_pairs usb_sgmii_link_cmn_regs[] = { + {0x0002, PHY_PLL_CFG}, + {0x8600, CMN_PDIAG_PLL0_CLK_SEL_M0}, + {0x0601, CMN_PDIAG_PLL1_CLK_SEL_M0} +}; + +static struct cdns_reg_pairs usb_sgmii_xcvr_diag_ln_regs[] = { + {0x0000, XCVR_DIAG_HSCLK_SEL}, + {0x0001, XCVR_DIAG_HSCLK_DIV}, + {0x0041, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_reg_pairs sgmii_usb_xcvr_diag_ln_regs[] = { + {0x0011, XCVR_DIAG_HSCLK_SEL}, + {0x0003, XCVR_DIAG_HSCLK_DIV}, + {0x009B, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_torrent_vals usb_sgmii_link_cmn_vals = { + .reg_pairs = usb_sgmii_link_cmn_regs, + .num_regs = ARRAY_SIZE(usb_sgmii_link_cmn_regs), +}; + +static struct cdns_torrent_vals usb_sgmii_xcvr_diag_ln_vals = { + .reg_pairs = usb_sgmii_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(usb_sgmii_xcvr_diag_ln_regs), +}; + +static struct cdns_torrent_vals sgmii_usb_xcvr_diag_ln_vals = { + .reg_pairs = sgmii_usb_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(sgmii_usb_xcvr_diag_ln_regs), +}; + +/* PCIe and USB Unique SSC link configuration */ +static struct cdns_reg_pairs pcie_usb_link_cmn_regs[] = { + {0x0003, PHY_PLL_CFG}, + {0x0601, CMN_PDIAG_PLL0_CLK_SEL_M0}, + {0x0400, CMN_PDIAG_PLL0_CLK_SEL_M1}, + {0x8600, CMN_PDIAG_PLL1_CLK_SEL_M0} +}; + +static struct cdns_reg_pairs pcie_usb_xcvr_diag_ln_regs[] = { + {0x0000, XCVR_DIAG_HSCLK_SEL}, + {0x0001, XCVR_DIAG_HSCLK_DIV}, + {0x0012, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_reg_pairs usb_pcie_xcvr_diag_ln_regs[] = { + {0x0011, XCVR_DIAG_HSCLK_SEL}, + {0x0001, XCVR_DIAG_HSCLK_DIV}, + {0x00C9, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_torrent_vals pcie_usb_link_cmn_vals = { + .reg_pairs = pcie_usb_link_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_usb_link_cmn_regs), +}; + +static struct cdns_torrent_vals pcie_usb_xcvr_diag_ln_vals = { + .reg_pairs = pcie_usb_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(pcie_usb_xcvr_diag_ln_regs), +}; + +static struct cdns_torrent_vals usb_pcie_xcvr_diag_ln_vals = { + .reg_pairs = usb_pcie_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(usb_pcie_xcvr_diag_ln_regs), +}; + +/* USB 100 MHz Ref clk, internal SSC */ +static struct cdns_reg_pairs usb_100_int_ssc_cmn_regs[] = { + {0x0004, CMN_PLL0_DSM_DIAG_M0}, + {0x0004, CMN_PLL0_DSM_DIAG_M1}, + {0x0004, CMN_PLL1_DSM_DIAG_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M1}, + {0x0509, CMN_PDIAG_PLL1_CP_PADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M1}, + {0x0F00, CMN_PDIAG_PLL1_CP_IADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M1}, + {0x0F08, CMN_PDIAG_PLL1_FILT_PADJ_M0}, + {0x0064, CMN_PLL0_INTDIV_M0}, + {0x0050, CMN_PLL0_INTDIV_M1}, + {0x0064, CMN_PLL1_INTDIV_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M1}, + {0x0002, CMN_PLL1_FRACDIVH_M0}, + {0x0044, CMN_PLL0_HIGH_THR_M0}, + {0x0036, CMN_PLL0_HIGH_THR_M1}, + {0x0044, CMN_PLL1_HIGH_THR_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M1}, + {0x0002, CMN_PDIAG_PLL1_CTRL_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M1}, + {0x0001, CMN_PLL1_SS_CTRL1_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M1}, + {0x011B, CMN_PLL1_SS_CTRL2_M0}, + {0x006E, CMN_PLL0_SS_CTRL3_M0}, + {0x0058, CMN_PLL0_SS_CTRL3_M1}, + {0x006E, CMN_PLL1_SS_CTRL3_M0}, + {0x000E, CMN_PLL0_SS_CTRL4_M0}, + {0x0012, CMN_PLL0_SS_CTRL4_M1}, + {0x000E, CMN_PLL1_SS_CTRL4_M0}, + {0x0C5E, CMN_PLL0_VCOCAL_REFTIM_START}, + {0x0C5E, CMN_PLL1_VCOCAL_REFTIM_START}, + {0x0C56, CMN_PLL0_VCOCAL_PLLCNT_START}, + {0x0C56, CMN_PLL1_VCOCAL_PLLCNT_START}, + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL}, + {0x00C7, CMN_PLL0_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL1_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL0_LOCK_PLLCNT_START}, + {0x00C7, CMN_PLL1_LOCK_PLLCNT_START}, + {0x0005, CMN_PLL0_LOCK_PLLCNT_THR}, + {0x0005, CMN_PLL1_LOCK_PLLCNT_THR}, + {0x8200, CMN_CDIAG_CDB_PWRI_OVRD}, + {0x8200, CMN_CDIAG_XCVRC_PWRI_OVRD} +}; + +static struct cdns_torrent_vals usb_100_int_ssc_cmn_vals = { + .reg_pairs = usb_100_int_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(usb_100_int_ssc_cmn_regs), +}; + +/* Single USB link configuration */ +static struct cdns_reg_pairs sl_usb_link_cmn_regs[] = { + {0x0000, PHY_PLL_CFG}, + {0x8600, CMN_PDIAG_PLL0_CLK_SEL_M0} +}; + +static struct cdns_reg_pairs sl_usb_xcvr_diag_ln_regs[] = { + {0x0000, XCVR_DIAG_HSCLK_SEL}, + {0x0001, XCVR_DIAG_HSCLK_DIV}, + {0x0041, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_torrent_vals sl_usb_link_cmn_vals = { + .reg_pairs = sl_usb_link_cmn_regs, + .num_regs = ARRAY_SIZE(sl_usb_link_cmn_regs), +}; + +static struct cdns_torrent_vals sl_usb_xcvr_diag_ln_vals = { + .reg_pairs = sl_usb_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(sl_usb_xcvr_diag_ln_regs), +}; + +/* USB PHY PCS common configuration */ +static struct cdns_reg_pairs usb_phy_pcs_cmn_regs[] = { + {0x0A0A, PHY_PIPE_USB3_GEN2_PRE_CFG0}, + {0x1000, PHY_PIPE_USB3_GEN2_POST_CFG0}, + {0x0010, PHY_PIPE_USB3_GEN2_POST_CFG1} +}; + +static struct cdns_torrent_vals usb_phy_pcs_cmn_vals = { + .reg_pairs = usb_phy_pcs_cmn_regs, + .num_regs = ARRAY_SIZE(usb_phy_pcs_cmn_regs), +}; + +/* USB 100 MHz Ref clk, no SSC */ +static struct cdns_reg_pairs usb_100_no_ssc_cmn_regs[] = { + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL}, + {0x8200, CMN_CDIAG_CDB_PWRI_OVRD}, + {0x8200, CMN_CDIAG_XCVRC_PWRI_OVRD} +}; + +static struct cdns_reg_pairs usb_100_no_ssc_tx_ln_regs[] = { + {0x02FF, TX_PSC_A0}, + {0x06AF, TX_PSC_A1}, + {0x06AE, TX_PSC_A2}, + {0x06AE, TX_PSC_A3}, + {0x2A82, TX_TXCC_CTRL}, + {0x0014, TX_TXCC_CPOST_MULT_01}, + {0x0003, XCVR_DIAG_PSC_OVRD} +}; + +static struct cdns_reg_pairs usb_100_no_ssc_rx_ln_regs[] = { + {0x0D1D, RX_PSC_A0}, + {0x0D1D, RX_PSC_A1}, + {0x0D00, RX_PSC_A2}, + {0x0500, RX_PSC_A3}, + {0x0013, RX_SIGDET_HL_FILT_TMR}, + {0x0000, RX_REE_GCSM1_CTRL}, + {0x0C02, RX_REE_ATTEN_THR}, + {0x0330, RX_REE_SMGM_CTRL1}, + {0x0300, RX_REE_SMGM_CTRL2}, + {0x0019, RX_REE_TAP1_CLIP}, + {0x0019, RX_REE_TAP2TON_CLIP}, + {0x1004, RX_DIAG_SIGDET_TUNE}, + {0x00F9, RX_DIAG_NQST_CTRL}, + {0x0C01, RX_DIAG_DFE_AMP_TUNE_2}, + {0x0002, RX_DIAG_DFE_AMP_TUNE_3}, + {0x0000, RX_DIAG_PI_CAP}, + {0x0031, RX_DIAG_PI_RATE}, + {0x0001, RX_DIAG_ACYA}, + {0x018C, RX_CDRLF_CNFG}, + {0x0003, RX_CDRLF_CNFG3} +}; + +static struct cdns_torrent_vals usb_100_no_ssc_cmn_vals = { + .reg_pairs = usb_100_no_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(usb_100_no_ssc_cmn_regs), +}; + +static struct cdns_torrent_vals usb_100_no_ssc_tx_ln_vals = { + .reg_pairs = usb_100_no_ssc_tx_ln_regs, + .num_regs = ARRAY_SIZE(usb_100_no_ssc_tx_ln_regs), +}; + +static struct cdns_torrent_vals usb_100_no_ssc_rx_ln_vals = { + .reg_pairs = usb_100_no_ssc_rx_ln_regs, + .num_regs = ARRAY_SIZE(usb_100_no_ssc_rx_ln_regs), +}; + +/* Single link USB, 100 MHz Ref clk, internal SSC */ +static struct cdns_reg_pairs sl_usb_100_int_ssc_cmn_regs[] = { + {0x0004, CMN_PLL0_DSM_DIAG_M0}, + {0x0004, CMN_PLL1_DSM_DIAG_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M0}, + {0x0509, CMN_PDIAG_PLL1_CP_PADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M0}, + {0x0F00, CMN_PDIAG_PLL1_CP_IADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M0}, + {0x0F08, CMN_PDIAG_PLL1_FILT_PADJ_M0}, + {0x0064, CMN_PLL0_INTDIV_M0}, + {0x0064, CMN_PLL1_INTDIV_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M0}, + {0x0002, CMN_PLL1_FRACDIVH_M0}, + {0x0044, CMN_PLL0_HIGH_THR_M0}, + {0x0044, CMN_PLL1_HIGH_THR_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M0}, + {0x0002, CMN_PDIAG_PLL1_CTRL_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M0}, + {0x0001, CMN_PLL1_SS_CTRL1_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M0}, + {0x011B, CMN_PLL1_SS_CTRL2_M0}, + {0x006E, CMN_PLL0_SS_CTRL3_M0}, + {0x006E, CMN_PLL1_SS_CTRL3_M0}, + {0x000E, CMN_PLL0_SS_CTRL4_M0}, + {0x000E, CMN_PLL1_SS_CTRL4_M0}, + {0x0C5E, CMN_PLL0_VCOCAL_REFTIM_START}, + {0x0C5E, CMN_PLL1_VCOCAL_REFTIM_START}, + {0x0C56, CMN_PLL0_VCOCAL_PLLCNT_START}, + {0x0C56, CMN_PLL1_VCOCAL_PLLCNT_START}, + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL}, + {0x00C7, CMN_PLL0_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL1_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL0_LOCK_PLLCNT_START}, + {0x00C7, CMN_PLL1_LOCK_PLLCNT_START}, + {0x0005, CMN_PLL0_LOCK_PLLCNT_THR}, + {0x0005, CMN_PLL1_LOCK_PLLCNT_THR}, + {0x8200, CMN_CDIAG_CDB_PWRI_OVRD}, + {0x8200, CMN_CDIAG_XCVRC_PWRI_OVRD} +}; + +static struct cdns_torrent_vals sl_usb_100_int_ssc_cmn_vals = { + .reg_pairs = sl_usb_100_int_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(sl_usb_100_int_ssc_cmn_regs), +}; + +/* PCIe and SGMII/QSGMII Unique SSC link configuration */ +static struct cdns_reg_pairs pcie_sgmii_link_cmn_regs[] = { + {0x0003, PHY_PLL_CFG}, + {0x0601, CMN_PDIAG_PLL0_CLK_SEL_M0}, + {0x0400, CMN_PDIAG_PLL0_CLK_SEL_M1}, + {0x0601, CMN_PDIAG_PLL1_CLK_SEL_M0} +}; + +static struct cdns_reg_pairs pcie_sgmii_xcvr_diag_ln_regs[] = { + {0x0000, XCVR_DIAG_HSCLK_SEL}, + {0x0001, XCVR_DIAG_HSCLK_DIV}, + {0x0012, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_reg_pairs sgmii_pcie_xcvr_diag_ln_regs[] = { + {0x0011, XCVR_DIAG_HSCLK_SEL}, + {0x0003, XCVR_DIAG_HSCLK_DIV}, + {0x009B, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_torrent_vals pcie_sgmii_link_cmn_vals = { + .reg_pairs = pcie_sgmii_link_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_sgmii_link_cmn_regs), +}; + +static struct cdns_torrent_vals pcie_sgmii_xcvr_diag_ln_vals = { + .reg_pairs = pcie_sgmii_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(pcie_sgmii_xcvr_diag_ln_regs), +}; + +static struct cdns_torrent_vals sgmii_pcie_xcvr_diag_ln_vals = { + .reg_pairs = sgmii_pcie_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(sgmii_pcie_xcvr_diag_ln_regs), +}; + +/* SGMII 100 MHz Ref clk, no SSC */ +static struct cdns_reg_pairs sgmii_100_no_ssc_cmn_regs[] = { + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL}, + {0x3700, CMN_DIAG_BIAS_OVRD1}, + {0x0008, CMN_TXPUCAL_TUNE}, + {0x0008, CMN_TXPDCAL_TUNE} +}; + +static struct cdns_reg_pairs sgmii_100_no_ssc_tx_ln_regs[] = { + {0x00F3, TX_PSC_A0}, + {0x04A2, TX_PSC_A2}, + {0x04A2, TX_PSC_A3}, + {0x0000, TX_TXCC_CPOST_MULT_00}, + {0x00B3, DRV_DIAG_TX_DRV} +}; + +static struct cdns_reg_pairs sgmii_100_no_ssc_rx_ln_regs[] = { + {0x091D, RX_PSC_A0}, + {0x0900, RX_PSC_A2}, + {0x0100, RX_PSC_A3}, + {0x03C7, RX_REE_GCSM1_EQENM_PH1}, + {0x01C7, RX_REE_GCSM1_EQENM_PH2}, + {0x0000, RX_DIAG_DFE_CTRL}, + {0x0019, RX_REE_TAP1_CLIP}, + {0x0019, RX_REE_TAP2TON_CLIP}, + {0x0098, RX_DIAG_NQST_CTRL}, + {0x0C01, RX_DIAG_DFE_AMP_TUNE_2}, + {0x0000, RX_DIAG_DFE_AMP_TUNE_3}, + {0x0000, RX_DIAG_PI_CAP}, + {0x0010, RX_DIAG_PI_RATE}, + {0x0001, RX_DIAG_ACYA}, + {0x018C, RX_CDRLF_CNFG}, +}; + +static struct cdns_torrent_vals sgmii_100_no_ssc_cmn_vals = { + .reg_pairs = sgmii_100_no_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(sgmii_100_no_ssc_cmn_regs), +}; + +static struct cdns_torrent_vals sgmii_100_no_ssc_tx_ln_vals = { + .reg_pairs = sgmii_100_no_ssc_tx_ln_regs, + .num_regs = ARRAY_SIZE(sgmii_100_no_ssc_tx_ln_regs), +}; + +static struct cdns_torrent_vals sgmii_100_no_ssc_rx_ln_vals = { + .reg_pairs = sgmii_100_no_ssc_rx_ln_regs, + .num_regs = ARRAY_SIZE(sgmii_100_no_ssc_rx_ln_regs), +}; + +/* SGMII 100 MHz Ref clk, internal SSC */ +static struct cdns_reg_pairs sgmii_100_int_ssc_cmn_regs[] = { + {0x0004, CMN_PLL0_DSM_DIAG_M0}, + {0x0004, CMN_PLL0_DSM_DIAG_M1}, + {0x0004, CMN_PLL1_DSM_DIAG_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M1}, + {0x0509, CMN_PDIAG_PLL1_CP_PADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M1}, + {0x0F00, CMN_PDIAG_PLL1_CP_IADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M1}, + {0x0F08, CMN_PDIAG_PLL1_FILT_PADJ_M0}, + {0x0064, CMN_PLL0_INTDIV_M0}, + {0x0050, CMN_PLL0_INTDIV_M1}, + {0x0064, CMN_PLL1_INTDIV_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M1}, + {0x0002, CMN_PLL1_FRACDIVH_M0}, + {0x0044, CMN_PLL0_HIGH_THR_M0}, + {0x0036, CMN_PLL0_HIGH_THR_M1}, + {0x0044, CMN_PLL1_HIGH_THR_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M1}, + {0x0002, CMN_PDIAG_PLL1_CTRL_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M1}, + {0x0001, CMN_PLL1_SS_CTRL1_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M1}, + {0x011B, CMN_PLL1_SS_CTRL2_M0}, + {0x006E, CMN_PLL0_SS_CTRL3_M0}, + {0x0058, CMN_PLL0_SS_CTRL3_M1}, + {0x006E, CMN_PLL1_SS_CTRL3_M0}, + {0x000E, CMN_PLL0_SS_CTRL4_M0}, + {0x0012, CMN_PLL0_SS_CTRL4_M1}, + {0x000E, CMN_PLL1_SS_CTRL4_M0}, + {0x0C5E, CMN_PLL0_VCOCAL_REFTIM_START}, + {0x0C5E, CMN_PLL1_VCOCAL_REFTIM_START}, + {0x0C56, CMN_PLL0_VCOCAL_PLLCNT_START}, + {0x0C56, CMN_PLL1_VCOCAL_PLLCNT_START}, + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL}, + {0x00C7, CMN_PLL0_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL1_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL0_LOCK_PLLCNT_START}, + {0x00C7, CMN_PLL1_LOCK_PLLCNT_START}, + {0x0005, CMN_PLL0_LOCK_PLLCNT_THR}, + {0x0005, CMN_PLL1_LOCK_PLLCNT_THR}, + {0x3700, CMN_DIAG_BIAS_OVRD1}, + {0x0008, CMN_TXPUCAL_TUNE}, + {0x0008, CMN_TXPDCAL_TUNE} +}; + +static struct cdns_torrent_vals sgmii_100_int_ssc_cmn_vals = { + .reg_pairs = sgmii_100_int_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(sgmii_100_int_ssc_cmn_regs), +}; + +/* QSGMII 100 MHz Ref clk, no SSC */ +static struct cdns_reg_pairs qsgmii_100_no_ssc_cmn_regs[] = { + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL} +}; + +static struct cdns_reg_pairs qsgmii_100_no_ssc_tx_ln_regs[] = { + {0x00F3, TX_PSC_A0}, + {0x04A2, TX_PSC_A2}, + {0x04A2, TX_PSC_A3}, + {0x0000, TX_TXCC_CPOST_MULT_00}, + {0x0003, DRV_DIAG_TX_DRV} +}; + +static struct cdns_reg_pairs qsgmii_100_no_ssc_rx_ln_regs[] = { + {0x091D, RX_PSC_A0}, + {0x0900, RX_PSC_A2}, + {0x0100, RX_PSC_A3}, + {0x03C7, RX_REE_GCSM1_EQENM_PH1}, + {0x01C7, RX_REE_GCSM1_EQENM_PH2}, + {0x0000, RX_DIAG_DFE_CTRL}, + {0x0019, RX_REE_TAP1_CLIP}, + {0x0019, RX_REE_TAP2TON_CLIP}, + {0x0098, RX_DIAG_NQST_CTRL}, + {0x0C01, RX_DIAG_DFE_AMP_TUNE_2}, + {0x0000, RX_DIAG_DFE_AMP_TUNE_3}, + {0x0000, RX_DIAG_PI_CAP}, + {0x0010, RX_DIAG_PI_RATE}, + {0x0001, RX_DIAG_ACYA}, + {0x018C, RX_CDRLF_CNFG}, +}; + +static struct cdns_torrent_vals qsgmii_100_no_ssc_cmn_vals = { + .reg_pairs = qsgmii_100_no_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(qsgmii_100_no_ssc_cmn_regs), +}; + +static struct cdns_torrent_vals qsgmii_100_no_ssc_tx_ln_vals = { + .reg_pairs = qsgmii_100_no_ssc_tx_ln_regs, + .num_regs = ARRAY_SIZE(qsgmii_100_no_ssc_tx_ln_regs), +}; + +static struct cdns_torrent_vals qsgmii_100_no_ssc_rx_ln_vals = { + .reg_pairs = qsgmii_100_no_ssc_rx_ln_regs, + .num_regs = ARRAY_SIZE(qsgmii_100_no_ssc_rx_ln_regs), +}; + +/* QSGMII 100 MHz Ref clk, internal SSC */ +static struct cdns_reg_pairs qsgmii_100_int_ssc_cmn_regs[] = { + {0x0004, CMN_PLL0_DSM_DIAG_M0}, + {0x0004, CMN_PLL0_DSM_DIAG_M1}, + {0x0004, CMN_PLL1_DSM_DIAG_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M1}, + {0x0509, CMN_PDIAG_PLL1_CP_PADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M1}, + {0x0F00, CMN_PDIAG_PLL1_CP_IADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M1}, + {0x0F08, CMN_PDIAG_PLL1_FILT_PADJ_M0}, + {0x0064, CMN_PLL0_INTDIV_M0}, + {0x0050, CMN_PLL0_INTDIV_M1}, + {0x0064, CMN_PLL1_INTDIV_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M1}, + {0x0002, CMN_PLL1_FRACDIVH_M0}, + {0x0044, CMN_PLL0_HIGH_THR_M0}, + {0x0036, CMN_PLL0_HIGH_THR_M1}, + {0x0044, CMN_PLL1_HIGH_THR_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M1}, + {0x0002, CMN_PDIAG_PLL1_CTRL_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M1}, + {0x0001, CMN_PLL1_SS_CTRL1_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M1}, + {0x011B, CMN_PLL1_SS_CTRL2_M0}, + {0x006E, CMN_PLL0_SS_CTRL3_M0}, + {0x0058, CMN_PLL0_SS_CTRL3_M1}, + {0x006E, CMN_PLL1_SS_CTRL3_M0}, + {0x000E, CMN_PLL0_SS_CTRL4_M0}, + {0x0012, CMN_PLL0_SS_CTRL4_M1}, + {0x000E, CMN_PLL1_SS_CTRL4_M0}, + {0x0C5E, CMN_PLL0_VCOCAL_REFTIM_START}, + {0x0C5E, CMN_PLL1_VCOCAL_REFTIM_START}, + {0x0C56, CMN_PLL0_VCOCAL_PLLCNT_START}, + {0x0C56, CMN_PLL1_VCOCAL_PLLCNT_START}, + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL}, + {0x00C7, CMN_PLL0_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL1_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL0_LOCK_PLLCNT_START}, + {0x00C7, CMN_PLL1_LOCK_PLLCNT_START}, + {0x0005, CMN_PLL0_LOCK_PLLCNT_THR}, + {0x0005, CMN_PLL1_LOCK_PLLCNT_THR} +}; + +static struct cdns_torrent_vals qsgmii_100_int_ssc_cmn_vals = { + .reg_pairs = qsgmii_100_int_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(qsgmii_100_int_ssc_cmn_regs), +}; + +/* Single SGMII/QSGMII link configuration */ +static struct cdns_reg_pairs sl_sgmii_link_cmn_regs[] = { + {0x0000, PHY_PLL_CFG}, + {0x0601, CMN_PDIAG_PLL0_CLK_SEL_M0} +}; + +static struct cdns_reg_pairs sl_sgmii_xcvr_diag_ln_regs[] = { + {0x0000, XCVR_DIAG_HSCLK_SEL}, + {0x0003, XCVR_DIAG_HSCLK_DIV}, + {0x0013, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_torrent_vals sl_sgmii_link_cmn_vals = { + .reg_pairs = sl_sgmii_link_cmn_regs, + .num_regs = ARRAY_SIZE(sl_sgmii_link_cmn_regs), +}; + +static struct cdns_torrent_vals sl_sgmii_xcvr_diag_ln_vals = { + .reg_pairs = sl_sgmii_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(sl_sgmii_xcvr_diag_ln_regs), +}; + +/* Multi link PCIe, 100 MHz Ref clk, internal SSC */ +static struct cdns_reg_pairs pcie_100_int_ssc_cmn_regs[] = { + {0x0004, CMN_PLL0_DSM_DIAG_M0}, + {0x0004, CMN_PLL0_DSM_DIAG_M1}, + {0x0004, CMN_PLL1_DSM_DIAG_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M1}, + {0x0509, CMN_PDIAG_PLL1_CP_PADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M1}, + {0x0F00, CMN_PDIAG_PLL1_CP_IADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M1}, + {0x0F08, CMN_PDIAG_PLL1_FILT_PADJ_M0}, + {0x0064, CMN_PLL0_INTDIV_M0}, + {0x0050, CMN_PLL0_INTDIV_M1}, + {0x0064, CMN_PLL1_INTDIV_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M1}, + {0x0002, CMN_PLL1_FRACDIVH_M0}, + {0x0044, CMN_PLL0_HIGH_THR_M0}, + {0x0036, CMN_PLL0_HIGH_THR_M1}, + {0x0044, CMN_PLL1_HIGH_THR_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M1}, + {0x0002, CMN_PDIAG_PLL1_CTRL_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M1}, + {0x0001, CMN_PLL1_SS_CTRL1_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M1}, + {0x011B, CMN_PLL1_SS_CTRL2_M0}, + {0x006E, CMN_PLL0_SS_CTRL3_M0}, + {0x0058, CMN_PLL0_SS_CTRL3_M1}, + {0x006E, CMN_PLL1_SS_CTRL3_M0}, + {0x000E, CMN_PLL0_SS_CTRL4_M0}, + {0x0012, CMN_PLL0_SS_CTRL4_M1}, + {0x000E, CMN_PLL1_SS_CTRL4_M0}, + {0x0C5E, CMN_PLL0_VCOCAL_REFTIM_START}, + {0x0C5E, CMN_PLL1_VCOCAL_REFTIM_START}, + {0x0C56, CMN_PLL0_VCOCAL_PLLCNT_START}, + {0x0C56, CMN_PLL1_VCOCAL_PLLCNT_START}, + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL}, + {0x00C7, CMN_PLL0_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL1_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL0_LOCK_PLLCNT_START}, + {0x00C7, CMN_PLL1_LOCK_PLLCNT_START}, + {0x0005, CMN_PLL0_LOCK_PLLCNT_THR}, + {0x0005, CMN_PLL1_LOCK_PLLCNT_THR} +}; + +static struct cdns_torrent_vals pcie_100_int_ssc_cmn_vals = { + .reg_pairs = pcie_100_int_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_100_int_ssc_cmn_regs), +}; + +/* Single link PCIe, 100 MHz Ref clk, internal SSC */ +static struct cdns_reg_pairs sl_pcie_100_int_ssc_cmn_regs[] = { + {0x0004, CMN_PLL0_DSM_DIAG_M0}, + {0x0004, CMN_PLL0_DSM_DIAG_M1}, + {0x0004, CMN_PLL1_DSM_DIAG_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M1}, + {0x0509, CMN_PDIAG_PLL1_CP_PADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M1}, + {0x0F00, CMN_PDIAG_PLL1_CP_IADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M1}, + {0x0F08, CMN_PDIAG_PLL1_FILT_PADJ_M0}, + {0x0064, CMN_PLL0_INTDIV_M0}, + {0x0050, CMN_PLL0_INTDIV_M1}, + {0x0050, CMN_PLL1_INTDIV_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M1}, + {0x0002, CMN_PLL1_FRACDIVH_M0}, + {0x0044, CMN_PLL0_HIGH_THR_M0}, + {0x0036, CMN_PLL0_HIGH_THR_M1}, + {0x0036, CMN_PLL1_HIGH_THR_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M1}, + {0x0002, CMN_PDIAG_PLL1_CTRL_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M1}, + {0x0001, CMN_PLL1_SS_CTRL1_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M1}, + {0x011B, CMN_PLL1_SS_CTRL2_M0}, + {0x006E, CMN_PLL0_SS_CTRL3_M0}, + {0x0058, CMN_PLL0_SS_CTRL3_M1}, + {0x0058, CMN_PLL1_SS_CTRL3_M0}, + {0x000E, CMN_PLL0_SS_CTRL4_M0}, + {0x0012, CMN_PLL0_SS_CTRL4_M1}, + {0x0012, CMN_PLL1_SS_CTRL4_M0}, + {0x0C5E, CMN_PLL0_VCOCAL_REFTIM_START}, + {0x0C5E, CMN_PLL1_VCOCAL_REFTIM_START}, + {0x0C56, CMN_PLL0_VCOCAL_PLLCNT_START}, + {0x0C56, CMN_PLL1_VCOCAL_PLLCNT_START}, + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL}, + {0x00C7, CMN_PLL0_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL1_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL0_LOCK_PLLCNT_START}, + {0x00C7, CMN_PLL1_LOCK_PLLCNT_START}, + {0x0005, CMN_PLL0_LOCK_PLLCNT_THR}, + {0x0005, CMN_PLL1_LOCK_PLLCNT_THR} +}; + +static struct cdns_torrent_vals sl_pcie_100_int_ssc_cmn_vals = { + .reg_pairs = sl_pcie_100_int_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(sl_pcie_100_int_ssc_cmn_regs), +}; + +/* PCIe, 100 MHz Ref clk, no SSC & external SSC */ +static struct cdns_reg_pairs pcie_100_ext_no_ssc_cmn_regs[] = { + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL} +}; + +static struct cdns_reg_pairs pcie_100_ext_no_ssc_rx_ln_regs[] = { + {0x0019, RX_REE_TAP1_CLIP}, + {0x0019, RX_REE_TAP2TON_CLIP}, + {0x0001, RX_DIAG_ACYA} +}; + +static struct cdns_torrent_vals pcie_100_no_ssc_cmn_vals = { + .reg_pairs = pcie_100_ext_no_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_100_ext_no_ssc_cmn_regs), +}; + +static struct cdns_torrent_vals pcie_100_no_ssc_rx_ln_vals = { + .reg_pairs = pcie_100_ext_no_ssc_rx_ln_regs, + .num_regs = ARRAY_SIZE(pcie_100_ext_no_ssc_rx_ln_regs), +}; + +static const struct cdns_torrent_data cdns_map_torrent = { + .block_offset_shift = 0x2, + .reg_offset_shift = 0x2, + .link_cmn_vals = { + [TYPE_PCIE] = { + [TYPE_NONE] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + [TYPE_SGMII] = { + [NO_SSC] = &pcie_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &pcie_usb_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_usb_link_cmn_vals, + [INTERNAL_SSC] = &pcie_usb_link_cmn_vals, + }, + }, + [TYPE_SGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_sgmii_link_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &pcie_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &usb_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + }, + }, + [TYPE_QSGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_sgmii_link_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &pcie_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &usb_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + }, + }, + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_usb_link_cmn_vals, + [EXTERNAL_SSC] = &sl_usb_link_cmn_vals, + [INTERNAL_SSC] = &sl_usb_link_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &pcie_usb_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_usb_link_cmn_vals, + [INTERNAL_SSC] = &pcie_usb_link_cmn_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + }, + }, + }, + .xcvr_diag_vals = { + [TYPE_PCIE] = { + [TYPE_NONE] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + [TYPE_SGMII] = { + [NO_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &pcie_usb_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, + }, + }, + [TYPE_SGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_sgmii_xcvr_diag_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + }, + }, + [TYPE_QSGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_sgmii_xcvr_diag_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + }, + }, + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_usb_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &sl_usb_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &sl_usb_xcvr_diag_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_pcie_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &usb_pcie_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &usb_pcie_xcvr_diag_ln_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + }, + }, + }, + .pcs_cmn_vals = { + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &usb_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + }, + }, + }, + .cmn_vals = { + [TYPE_PCIE] = { + [TYPE_NONE] = { + [NO_SSC] = &pcie_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sl_pcie_100_int_ssc_cmn_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &pcie_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &pcie_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, + }, + }, + [TYPE_SGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sgmii_100_no_ssc_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &sgmii_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sgmii_100_int_ssc_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &sgmii_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sgmii_100_no_ssc_cmn_vals, + }, + }, + [TYPE_QSGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &qsgmii_100_no_ssc_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &qsgmii_100_int_ssc_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &qsgmii_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_cmn_vals, + }, + }, + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &usb_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sl_usb_100_int_ssc_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &usb_100_int_ssc_cmn_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sl_usb_100_int_ssc_cmn_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sl_usb_100_int_ssc_cmn_vals, + }, + }, + }, + .tx_ln_vals = { + [TYPE_PCIE] = { + [TYPE_NONE] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + [TYPE_SGMII] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + [TYPE_QSGMII] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + [TYPE_USB] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + }, + [TYPE_SGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + }, + }, + [TYPE_QSGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + }, + }, + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &usb_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + }, + }, + }, + .rx_ln_vals = { + [TYPE_PCIE] = { + [TYPE_NONE] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, + }, + [TYPE_SGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + }, + }, + [TYPE_QSGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + }, + }, + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &usb_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + }, + }, + }, +}; + +static const struct cdns_torrent_data ti_j721e_map_torrent = { + .block_offset_shift = 0x0, + .reg_offset_shift = 0x1, + .link_cmn_vals = { + [TYPE_PCIE] = { + [TYPE_NONE] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + [TYPE_SGMII] = { + [NO_SSC] = &pcie_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &pcie_usb_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_usb_link_cmn_vals, + [INTERNAL_SSC] = &pcie_usb_link_cmn_vals, + }, + }, + [TYPE_SGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_sgmii_link_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &pcie_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &usb_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + }, + }, + [TYPE_QSGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_sgmii_link_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &pcie_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &usb_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + }, + }, + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_usb_link_cmn_vals, + [EXTERNAL_SSC] = &sl_usb_link_cmn_vals, + [INTERNAL_SSC] = &sl_usb_link_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &pcie_usb_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_usb_link_cmn_vals, + [INTERNAL_SSC] = &pcie_usb_link_cmn_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_sgmii_link_cmn_vals, + [EXTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + [INTERNAL_SSC] = &usb_sgmii_link_cmn_vals, + }, + }, + }, + .xcvr_diag_vals = { + [TYPE_PCIE] = { + [TYPE_NONE] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + [TYPE_SGMII] = { + [NO_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &pcie_usb_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, + }, + }, + [TYPE_SGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_sgmii_xcvr_diag_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + }, + }, + [TYPE_QSGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_sgmii_xcvr_diag_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &sgmii_usb_xcvr_diag_ln_vals, + }, + }, + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &sl_usb_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &sl_usb_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &sl_usb_xcvr_diag_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_pcie_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &usb_pcie_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &usb_pcie_xcvr_diag_ln_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals, + }, + }, + }, + .pcs_cmn_vals = { + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &usb_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + }, + }, + }, + .cmn_vals = { + [TYPE_PCIE] = { + [TYPE_NONE] = { + [NO_SSC] = &pcie_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sl_pcie_100_int_ssc_cmn_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &pcie_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &pcie_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, + }, + }, + [TYPE_SGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sgmii_100_no_ssc_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &sgmii_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sgmii_100_int_ssc_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &sgmii_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sgmii_100_no_ssc_cmn_vals, + }, + }, + [TYPE_QSGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &qsgmii_100_no_ssc_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &qsgmii_100_int_ssc_cmn_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &qsgmii_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_cmn_vals, + }, + }, + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &usb_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sl_usb_100_int_ssc_cmn_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &usb_100_int_ssc_cmn_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sl_usb_100_int_ssc_cmn_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &sl_usb_100_int_ssc_cmn_vals, + }, + }, + }, + .tx_ln_vals = { + [TYPE_PCIE] = { + [TYPE_NONE] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + [TYPE_SGMII] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + [TYPE_QSGMII] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + [TYPE_USB] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, + }, + [TYPE_SGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals, + }, + }, + [TYPE_QSGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, + }, + }, + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &usb_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + }, + }, + }, + .rx_ln_vals = { + [TYPE_PCIE] = { + [TYPE_NONE] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, + }, + [TYPE_SGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals, + }, + }, + [TYPE_QSGMII] = { + [TYPE_NONE] = { + [NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + }, + [TYPE_USB] = { + [NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, + }, + }, + [TYPE_USB] = { + [TYPE_NONE] = { + [NO_SSC] = &usb_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + }, + [TYPE_SGMII] = { + [NO_SSC] = &usb_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + }, + [TYPE_QSGMII] = { + [NO_SSC] = &usb_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + }, + }, + }, +}; + +static const struct of_device_id cdns_torrent_phy_of_match[] = { + { + .compatible = "cdns,torrent-phy", + .data = &cdns_map_torrent, + }, + { + .compatible = "ti,j721e-serdes-10g", + .data = &ti_j721e_map_torrent, + }, + {} +}; +MODULE_DEVICE_TABLE(of, cdns_torrent_phy_of_match); + +static struct platform_driver cdns_torrent_phy_driver = { + .probe = cdns_torrent_phy_probe, + .remove = cdns_torrent_phy_remove, + .driver = { + .name = "cdns-torrent-phy", + .of_match_table = cdns_torrent_phy_of_match, + } +}; +module_platform_driver(cdns_torrent_phy_driver); + +MODULE_AUTHOR("Cadence Design Systems, Inc."); +MODULE_DESCRIPTION("Cadence Torrent PHY driver"); +MODULE_LICENSE("GPL v2"); |