diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-mt7622.c')
| -rw-r--r-- | drivers/clk/mediatek/clk-mt7622.c | 770 |
1 files changed, 770 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt7622.c b/drivers/clk/mediatek/clk-mt7622.c new file mode 100644 index 000000000..ef5947e15 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt7622.c @@ -0,0 +1,770 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2017 MediaTek Inc. + * Author: Chen Zhong <chen.zhong@mediatek.com> + * Sean Wang <sean.wang@mediatek.com> + */ + +#include <linux/clk-provider.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> + +#include "clk-mtk.h" +#include "clk-gate.h" +#include "clk-cpumux.h" + +#include <dt-bindings/clock/mt7622-clk.h> +#include <linux/clk.h> /* for consumer */ + +#define MT7622_PLL_FMAX (2500UL * MHZ) +#define CON0_MT7622_RST_BAR BIT(27) + +#define PLL_xtal(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits,\ + _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \ + _pcw_shift, _div_table, _parent_name) { \ + .id = _id, \ + .name = _name, \ + .reg = _reg, \ + .pwr_reg = _pwr_reg, \ + .en_mask = _en_mask, \ + .flags = _flags, \ + .rst_bar_mask = CON0_MT7622_RST_BAR, \ + .fmax = MT7622_PLL_FMAX, \ + .pcwbits = _pcwbits, \ + .pd_reg = _pd_reg, \ + .pd_shift = _pd_shift, \ + .tuner_reg = _tuner_reg, \ + .pcw_reg = _pcw_reg, \ + .pcw_shift = _pcw_shift, \ + .div_table = _div_table, \ + .parent_name = _parent_name, \ + } + +#define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ + _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \ + _pcw_shift) \ + PLL_xtal(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits,\ + _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift, \ + NULL, "clkxtal") + +#define GATE_APMIXED(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &apmixed_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_no_setclr_inv, \ + } + +#define GATE_INFRA(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &infra_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +#define GATE_TOP0(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &top0_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_no_setclr, \ + } + +#define GATE_TOP1(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &top1_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_no_setclr, \ + } + +#define GATE_PERI0(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &peri0_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +#define GATE_PERI1(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &peri1_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +static DEFINE_SPINLOCK(mt7622_clk_lock); + +static const char * const infra_mux1_parents[] = { + "clkxtal", + "armpll", + "main_core_en", + "armpll" +}; + +static const char * const axi_parents[] = { + "clkxtal", + "syspll1_d2", + "syspll_d5", + "syspll1_d4", + "univpll_d5", + "univpll2_d2", + "univpll_d7" +}; + +static const char * const mem_parents[] = { + "clkxtal", + "dmpll_ck" +}; + +static const char * const ddrphycfg_parents[] = { + "clkxtal", + "syspll1_d8" +}; + +static const char * const eth_parents[] = { + "clkxtal", + "syspll1_d2", + "univpll1_d2", + "syspll1_d4", + "univpll_d5", + "clk_null", + "univpll_d7" +}; + +static const char * const pwm_parents[] = { + "clkxtal", + "univpll2_d4" +}; + +static const char * const f10m_ref_parents[] = { + "clkxtal", + "syspll4_d16" +}; + +static const char * const nfi_infra_parents[] = { + "clkxtal", + "clkxtal", + "clkxtal", + "clkxtal", + "clkxtal", + "clkxtal", + "clkxtal", + "clkxtal", + "univpll2_d8", + "syspll1_d8", + "univpll1_d8", + "syspll4_d2", + "univpll2_d4", + "univpll3_d2", + "syspll1_d4" +}; + +static const char * const flash_parents[] = { + "clkxtal", + "univpll_d80_d4", + "syspll2_d8", + "syspll3_d4", + "univpll3_d4", + "univpll1_d8", + "syspll2_d4", + "univpll2_d4" +}; + +static const char * const uart_parents[] = { + "clkxtal", + "univpll2_d8" +}; + +static const char * const spi0_parents[] = { + "clkxtal", + "syspll3_d2", + "clkxtal", + "syspll2_d4", + "syspll4_d2", + "univpll2_d4", + "univpll1_d8", + "clkxtal" +}; + +static const char * const spi1_parents[] = { + "clkxtal", + "syspll3_d2", + "clkxtal", + "syspll4_d4", + "syspll4_d2", + "univpll2_d4", + "univpll1_d8", + "clkxtal" +}; + +static const char * const msdc30_0_parents[] = { + "clkxtal", + "univpll2_d16", + "univ48m" +}; + +static const char * const a1sys_hp_parents[] = { + "clkxtal", + "aud1pll_ck", + "aud2pll_ck", + "clkxtal" +}; + +static const char * const intdir_parents[] = { + "clkxtal", + "syspll_d2", + "univpll_d2", + "sgmiipll_ck" +}; + +static const char * const aud_intbus_parents[] = { + "clkxtal", + "syspll1_d4", + "syspll4_d2", + "syspll3_d2" +}; + +static const char * const pmicspi_parents[] = { + "clkxtal", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "univpll2_d16" +}; + +static const char * const atb_parents[] = { + "clkxtal", + "syspll1_d2", + "syspll_d5" +}; + +static const char * const audio_parents[] = { + "clkxtal", + "syspll3_d4", + "syspll4_d4", + "univpll1_d16" +}; + +static const char * const usb20_parents[] = { + "clkxtal", + "univpll3_d4", + "syspll1_d8", + "clkxtal" +}; + +static const char * const aud1_parents[] = { + "clkxtal", + "aud1pll_ck" +}; + +static const char * const aud2_parents[] = { + "clkxtal", + "aud2pll_ck" +}; + +static const char * const asm_l_parents[] = { + "clkxtal", + "syspll_d5", + "univpll2_d2", + "univpll2_d4" +}; + +static const char * const apll1_ck_parents[] = { + "aud1_sel", + "aud2_sel" +}; + +static const char * const peribus_ck_parents[] = { + "syspll1_d8", + "syspll1_d4" +}; + +static const struct mtk_gate_regs apmixed_cg_regs = { + .set_ofs = 0x8, + .clr_ofs = 0x8, + .sta_ofs = 0x8, +}; + +static const struct mtk_gate_regs infra_cg_regs = { + .set_ofs = 0x40, + .clr_ofs = 0x44, + .sta_ofs = 0x48, +}; + +static const struct mtk_gate_regs top0_cg_regs = { + .set_ofs = 0x120, + .clr_ofs = 0x120, + .sta_ofs = 0x120, +}; + +static const struct mtk_gate_regs top1_cg_regs = { + .set_ofs = 0x128, + .clr_ofs = 0x128, + .sta_ofs = 0x128, +}; + +static const struct mtk_gate_regs peri0_cg_regs = { + .set_ofs = 0x8, + .clr_ofs = 0x10, + .sta_ofs = 0x18, +}; + +static const struct mtk_gate_regs peri1_cg_regs = { + .set_ofs = 0xC, + .clr_ofs = 0x14, + .sta_ofs = 0x1C, +}; + +static const struct mtk_pll_data plls[] = { + PLL(CLK_APMIXED_ARMPLL, "armpll", 0x0200, 0x020C, 0x00000001, + PLL_AO, 21, 0x0204, 24, 0, 0x0204, 0), + PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x0210, 0x021C, 0x00000001, + HAVE_RST_BAR, 21, 0x0214, 24, 0, 0x0214, 0), + PLL(CLK_APMIXED_UNIV2PLL, "univ2pll", 0x0220, 0x022C, 0x00000001, + HAVE_RST_BAR, 7, 0x0224, 24, 0, 0x0224, 14), + PLL(CLK_APMIXED_ETH1PLL, "eth1pll", 0x0300, 0x0310, 0x00000001, + 0, 21, 0x0300, 1, 0, 0x0304, 0), + PLL(CLK_APMIXED_ETH2PLL, "eth2pll", 0x0314, 0x0320, 0x00000001, + 0, 21, 0x0314, 1, 0, 0x0318, 0), + PLL(CLK_APMIXED_AUD1PLL, "aud1pll", 0x0324, 0x0330, 0x00000001, + 0, 31, 0x0324, 1, 0, 0x0328, 0), + PLL(CLK_APMIXED_AUD2PLL, "aud2pll", 0x0334, 0x0340, 0x00000001, + 0, 31, 0x0334, 1, 0, 0x0338, 0), + PLL(CLK_APMIXED_TRGPLL, "trgpll", 0x0344, 0x0354, 0x00000001, + 0, 21, 0x0344, 1, 0, 0x0348, 0), + PLL(CLK_APMIXED_SGMIPLL, "sgmipll", 0x0358, 0x0368, 0x00000001, + 0, 21, 0x0358, 1, 0, 0x035C, 0), +}; + +static const struct mtk_gate apmixed_clks[] = { + GATE_APMIXED(CLK_APMIXED_MAIN_CORE_EN, "main_core_en", "mainpll", 5), +}; + +static const struct mtk_gate infra_clks[] = { + GATE_INFRA(CLK_INFRA_DBGCLK_PD, "infra_dbgclk_pd", "axi_sel", 0), + GATE_INFRA(CLK_INFRA_TRNG, "trng_ck", "axi_sel", 2), + GATE_INFRA(CLK_INFRA_AUDIO_PD, "infra_audio_pd", "aud_intbus_sel", 5), + GATE_INFRA(CLK_INFRA_IRRX_PD, "infra_irrx_pd", "irrx_sel", 16), + GATE_INFRA(CLK_INFRA_APXGPT_PD, "infra_apxgpt_pd", "f10m_ref_sel", 18), + GATE_INFRA(CLK_INFRA_PMIC_PD, "infra_pmic_pd", "pmicspi_sel", 22), +}; + +static const struct mtk_fixed_clk top_fixed_clks[] = { + FIXED_CLK(CLK_TOP_TO_U2_PHY, "to_u2_phy", "clkxtal", + 31250000), + FIXED_CLK(CLK_TOP_TO_U2_PHY_1P, "to_u2_phy_1p", "clkxtal", + 31250000), + FIXED_CLK(CLK_TOP_PCIE0_PIPE_EN, "pcie0_pipe_en", "clkxtal", + 125000000), + FIXED_CLK(CLK_TOP_PCIE1_PIPE_EN, "pcie1_pipe_en", "clkxtal", + 125000000), + FIXED_CLK(CLK_TOP_SSUSB_TX250M, "ssusb_tx250m", "clkxtal", + 250000000), + FIXED_CLK(CLK_TOP_SSUSB_EQ_RX250M, "ssusb_eq_rx250m", "clkxtal", + 250000000), + FIXED_CLK(CLK_TOP_SSUSB_CDR_REF, "ssusb_cdr_ref", "clkxtal", + 33333333), + FIXED_CLK(CLK_TOP_SSUSB_CDR_FB, "ssusb_cdr_fb", "clkxtal", + 50000000), + FIXED_CLK(CLK_TOP_SATA_ASIC, "sata_asic", "clkxtal", + 50000000), + FIXED_CLK(CLK_TOP_SATA_RBC, "sata_rbc", "clkxtal", + 50000000), +}; + +static const struct mtk_fixed_factor top_divs[] = { + FACTOR(CLK_TOP_TO_USB3_SYS, "to_usb3_sys", "eth1pll", 1, 4), + FACTOR(CLK_TOP_P1_1MHZ, "p1_1mhz", "eth1pll", 1, 500), + FACTOR(CLK_TOP_4MHZ, "free_run_4mhz", "eth1pll", 1, 125), + FACTOR(CLK_TOP_P0_1MHZ, "p0_1mhz", "eth1pll", 1, 500), + FACTOR(CLK_TOP_TXCLK_SRC_PRE, "txclk_src_pre", "sgmiipll_d2", 1, 1), + FACTOR(CLK_TOP_RTC, "rtc", "clkxtal", 1, 1024), + FACTOR(CLK_TOP_MEMPLL, "mempll", "clkxtal", 32, 1), + FACTOR(CLK_TOP_DMPLL, "dmpll_ck", "mempll", 1, 1), + FACTOR(CLK_TOP_SYSPLL_D2, "syspll_d2", "mainpll", 1, 2), + FACTOR(CLK_TOP_SYSPLL1_D2, "syspll1_d2", "mainpll", 1, 4), + FACTOR(CLK_TOP_SYSPLL1_D4, "syspll1_d4", "mainpll", 1, 8), + FACTOR(CLK_TOP_SYSPLL1_D8, "syspll1_d8", "mainpll", 1, 16), + FACTOR(CLK_TOP_SYSPLL2_D4, "syspll2_d4", "mainpll", 1, 12), + FACTOR(CLK_TOP_SYSPLL2_D8, "syspll2_d8", "mainpll", 1, 24), + FACTOR(CLK_TOP_SYSPLL_D5, "syspll_d5", "mainpll", 1, 5), + FACTOR(CLK_TOP_SYSPLL3_D2, "syspll3_d2", "mainpll", 1, 10), + FACTOR(CLK_TOP_SYSPLL3_D4, "syspll3_d4", "mainpll", 1, 20), + FACTOR(CLK_TOP_SYSPLL4_D2, "syspll4_d2", "mainpll", 1, 14), + FACTOR(CLK_TOP_SYSPLL4_D4, "syspll4_d4", "mainpll", 1, 28), + FACTOR(CLK_TOP_SYSPLL4_D16, "syspll4_d16", "mainpll", 1, 112), + FACTOR(CLK_TOP_UNIVPLL, "univpll", "univ2pll", 1, 2), + FACTOR(CLK_TOP_UNIVPLL_D2, "univpll_d2", "univpll", 1, 2), + FACTOR(CLK_TOP_UNIVPLL1_D2, "univpll1_d2", "univpll", 1, 4), + FACTOR(CLK_TOP_UNIVPLL1_D4, "univpll1_d4", "univpll", 1, 8), + FACTOR(CLK_TOP_UNIVPLL1_D8, "univpll1_d8", "univpll", 1, 16), + FACTOR(CLK_TOP_UNIVPLL1_D16, "univpll1_d16", "univpll", 1, 32), + FACTOR(CLK_TOP_UNIVPLL2_D2, "univpll2_d2", "univpll", 1, 6), + FACTOR(CLK_TOP_UNIVPLL2_D4, "univpll2_d4", "univpll", 1, 12), + FACTOR(CLK_TOP_UNIVPLL2_D8, "univpll2_d8", "univpll", 1, 24), + FACTOR(CLK_TOP_UNIVPLL2_D16, "univpll2_d16", "univpll", 1, 48), + FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5), + FACTOR(CLK_TOP_UNIVPLL3_D2, "univpll3_d2", "univpll", 1, 10), + FACTOR(CLK_TOP_UNIVPLL3_D4, "univpll3_d4", "univpll", 1, 20), + FACTOR(CLK_TOP_UNIVPLL3_D16, "univpll3_d16", "univpll", 1, 80), + FACTOR(CLK_TOP_UNIVPLL_D7, "univpll_d7", "univpll", 1, 7), + FACTOR(CLK_TOP_UNIVPLL_D80_D4, "univpll_d80_d4", "univpll", 1, 320), + FACTOR(CLK_TOP_UNIV48M, "univ48m", "univpll", 1, 25), + FACTOR(CLK_TOP_SGMIIPLL, "sgmiipll_ck", "sgmipll", 1, 1), + FACTOR(CLK_TOP_SGMIIPLL_D2, "sgmiipll_d2", "sgmipll", 1, 2), + FACTOR(CLK_TOP_AUD1PLL, "aud1pll_ck", "aud1pll", 1, 1), + FACTOR(CLK_TOP_AUD2PLL, "aud2pll_ck", "aud2pll", 1, 1), + FACTOR(CLK_TOP_AUD_I2S2_MCK, "aud_i2s2_mck", "i2s2_mck_sel", 1, 2), + FACTOR(CLK_TOP_TO_USB3_REF, "to_usb3_ref", "univpll2_d4", 1, 4), + FACTOR(CLK_TOP_PCIE1_MAC_EN, "pcie1_mac_en", "univpll1_d4", 1, 1), + FACTOR(CLK_TOP_PCIE0_MAC_EN, "pcie0_mac_en", "univpll1_d4", 1, 1), + FACTOR(CLK_TOP_ETH_500M, "eth_500m", "eth1pll", 1, 1), +}; + +static const struct mtk_gate top_clks[] = { + /* TOP0 */ + GATE_TOP0(CLK_TOP_APLL1_DIV_PD, "apll1_ck_div_pd", "apll1_ck_div", 0), + GATE_TOP0(CLK_TOP_APLL2_DIV_PD, "apll2_ck_div_pd", "apll2_ck_div", 1), + GATE_TOP0(CLK_TOP_I2S0_MCK_DIV_PD, "i2s0_mck_div_pd", "i2s0_mck_div", + 2), + GATE_TOP0(CLK_TOP_I2S1_MCK_DIV_PD, "i2s1_mck_div_pd", "i2s1_mck_div", + 3), + GATE_TOP0(CLK_TOP_I2S2_MCK_DIV_PD, "i2s2_mck_div_pd", "i2s2_mck_div", + 4), + GATE_TOP0(CLK_TOP_I2S3_MCK_DIV_PD, "i2s3_mck_div_pd", "i2s3_mck_div", + 5), + + /* TOP1 */ + GATE_TOP1(CLK_TOP_A1SYS_HP_DIV_PD, "a1sys_div_pd", "a1sys_div", 0), + GATE_TOP1(CLK_TOP_A2SYS_HP_DIV_PD, "a2sys_div_pd", "a2sys_div", 16), +}; + +static const struct mtk_clk_divider top_adj_divs[] = { + DIV_ADJ(CLK_TOP_APLL1_DIV, "apll1_ck_div", "apll1_ck_sel", + 0x120, 24, 3), + DIV_ADJ(CLK_TOP_APLL2_DIV, "apll2_ck_div", "apll2_ck_sel", + 0x120, 28, 3), + DIV_ADJ(CLK_TOP_I2S0_MCK_DIV, "i2s0_mck_div", "i2s0_mck_sel", + 0x124, 0, 7), + DIV_ADJ(CLK_TOP_I2S1_MCK_DIV, "i2s1_mck_div", "i2s1_mck_sel", + 0x124, 8, 7), + DIV_ADJ(CLK_TOP_I2S2_MCK_DIV, "i2s2_mck_div", "aud_i2s2_mck", + 0x124, 16, 7), + DIV_ADJ(CLK_TOP_I2S3_MCK_DIV, "i2s3_mck_div", "i2s3_mck_sel", + 0x124, 24, 7), + DIV_ADJ(CLK_TOP_A1SYS_HP_DIV, "a1sys_div", "a1sys_hp_sel", + 0x128, 8, 7), + DIV_ADJ(CLK_TOP_A2SYS_HP_DIV, "a2sys_div", "a2sys_hp_sel", + 0x128, 24, 7), +}; + +static const struct mtk_gate peri_clks[] = { + /* PERI0 */ + GATE_PERI0(CLK_PERI_THERM_PD, "peri_therm_pd", "axi_sel", 1), + GATE_PERI0(CLK_PERI_PWM1_PD, "peri_pwm1_pd", "clkxtal", 2), + GATE_PERI0(CLK_PERI_PWM2_PD, "peri_pwm2_pd", "clkxtal", 3), + GATE_PERI0(CLK_PERI_PWM3_PD, "peri_pwm3_pd", "clkxtal", 4), + GATE_PERI0(CLK_PERI_PWM4_PD, "peri_pwm4_pd", "clkxtal", 5), + GATE_PERI0(CLK_PERI_PWM5_PD, "peri_pwm5_pd", "clkxtal", 6), + GATE_PERI0(CLK_PERI_PWM6_PD, "peri_pwm6_pd", "clkxtal", 7), + GATE_PERI0(CLK_PERI_PWM7_PD, "peri_pwm7_pd", "clkxtal", 8), + GATE_PERI0(CLK_PERI_PWM_PD, "peri_pwm_pd", "clkxtal", 9), + GATE_PERI0(CLK_PERI_AP_DMA_PD, "peri_ap_dma_pd", "axi_sel", 12), + GATE_PERI0(CLK_PERI_MSDC30_0_PD, "peri_msdc30_0", "msdc30_0_sel", 13), + GATE_PERI0(CLK_PERI_MSDC30_1_PD, "peri_msdc30_1", "msdc30_1_sel", 14), + GATE_PERI0(CLK_PERI_UART0_PD, "peri_uart0_pd", "axi_sel", 17), + GATE_PERI0(CLK_PERI_UART1_PD, "peri_uart1_pd", "axi_sel", 18), + GATE_PERI0(CLK_PERI_UART2_PD, "peri_uart2_pd", "axi_sel", 19), + GATE_PERI0(CLK_PERI_UART3_PD, "peri_uart3_pd", "axi_sel", 20), + GATE_PERI0(CLK_PERI_UART4_PD, "peri_uart4_pd", "axi_sel", 21), + GATE_PERI0(CLK_PERI_BTIF_PD, "peri_btif_pd", "axi_sel", 22), + GATE_PERI0(CLK_PERI_I2C0_PD, "peri_i2c0_pd", "axi_sel", 23), + GATE_PERI0(CLK_PERI_I2C1_PD, "peri_i2c1_pd", "axi_sel", 24), + GATE_PERI0(CLK_PERI_I2C2_PD, "peri_i2c2_pd", "axi_sel", 25), + GATE_PERI0(CLK_PERI_SPI1_PD, "peri_spi1_pd", "spi1_sel", 26), + GATE_PERI0(CLK_PERI_AUXADC_PD, "peri_auxadc_pd", "clkxtal", 27), + GATE_PERI0(CLK_PERI_SPI0_PD, "peri_spi0_pd", "spi0_sel", 28), + GATE_PERI0(CLK_PERI_SNFI_PD, "peri_snfi_pd", "nfi_infra_sel", 29), + GATE_PERI0(CLK_PERI_NFI_PD, "peri_nfi_pd", "axi_sel", 30), + GATE_PERI0(CLK_PERI_NFIECC_PD, "peri_nfiecc_pd", "axi_sel", 31), + + /* PERI1 */ + GATE_PERI1(CLK_PERI_FLASH_PD, "peri_flash_pd", "flash_sel", 1), + GATE_PERI1(CLK_PERI_IRTX_PD, "peri_irtx_pd", "irtx_sel", 2), +}; + +static struct mtk_composite infra_muxes[] = { + MUX(CLK_INFRA_MUX1_SEL, "infra_mux1_sel", infra_mux1_parents, + 0x000, 2, 2), +}; + +static struct mtk_composite top_muxes[] = { + /* CLK_CFG_0 */ + MUX_GATE(CLK_TOP_AXI_SEL, "axi_sel", axi_parents, + 0x040, 0, 3, 7), + MUX_GATE(CLK_TOP_MEM_SEL, "mem_sel", mem_parents, + 0x040, 8, 1, 15), + MUX_GATE(CLK_TOP_DDRPHYCFG_SEL, "ddrphycfg_sel", ddrphycfg_parents, + 0x040, 16, 1, 23), + MUX_GATE(CLK_TOP_ETH_SEL, "eth_sel", eth_parents, + 0x040, 24, 3, 31), + + /* CLK_CFG_1 */ + MUX_GATE(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents, + 0x050, 0, 2, 7), + MUX_GATE(CLK_TOP_F10M_REF_SEL, "f10m_ref_sel", f10m_ref_parents, + 0x050, 8, 1, 15), + MUX_GATE(CLK_TOP_NFI_INFRA_SEL, "nfi_infra_sel", nfi_infra_parents, + 0x050, 16, 4, 23), + MUX_GATE(CLK_TOP_FLASH_SEL, "flash_sel", flash_parents, + 0x050, 24, 3, 31), + + /* CLK_CFG_2 */ + MUX_GATE(CLK_TOP_UART_SEL, "uart_sel", uart_parents, + 0x060, 0, 1, 7), + MUX_GATE(CLK_TOP_SPI0_SEL, "spi0_sel", spi0_parents, + 0x060, 8, 3, 15), + MUX_GATE(CLK_TOP_SPI1_SEL, "spi1_sel", spi1_parents, + 0x060, 16, 3, 23), + MUX_GATE(CLK_TOP_MSDC50_0_SEL, "msdc50_0_sel", uart_parents, + 0x060, 24, 3, 31), + + /* CLK_CFG_3 */ + MUX_GATE(CLK_TOP_MSDC30_0_SEL, "msdc30_0_sel", msdc30_0_parents, + 0x070, 0, 3, 7), + MUX_GATE(CLK_TOP_MSDC30_1_SEL, "msdc30_1_sel", msdc30_0_parents, + 0x070, 8, 3, 15), + MUX_GATE(CLK_TOP_A1SYS_HP_SEL, "a1sys_hp_sel", a1sys_hp_parents, + 0x070, 16, 2, 23), + MUX_GATE(CLK_TOP_A2SYS_HP_SEL, "a2sys_hp_sel", a1sys_hp_parents, + 0x070, 24, 2, 31), + + /* CLK_CFG_4 */ + MUX_GATE(CLK_TOP_INTDIR_SEL, "intdir_sel", intdir_parents, + 0x080, 0, 2, 7), + MUX_GATE(CLK_TOP_AUD_INTBUS_SEL, "aud_intbus_sel", aud_intbus_parents, + 0x080, 8, 2, 15), + MUX_GATE(CLK_TOP_PMICSPI_SEL, "pmicspi_sel", pmicspi_parents, + 0x080, 16, 3, 23), + MUX_GATE(CLK_TOP_SCP_SEL, "scp_sel", ddrphycfg_parents, + 0x080, 24, 2, 31), + + /* CLK_CFG_5 */ + MUX_GATE(CLK_TOP_ATB_SEL, "atb_sel", atb_parents, + 0x090, 0, 2, 7), + MUX_GATE(CLK_TOP_HIF_SEL, "hif_sel", eth_parents, + 0x090, 8, 3, 15), + MUX_GATE(CLK_TOP_AUDIO_SEL, "audio_sel", audio_parents, + 0x090, 16, 2, 23), + MUX_GATE(CLK_TOP_U2_SEL, "usb20_sel", usb20_parents, + 0x090, 24, 2, 31), + + /* CLK_CFG_6 */ + MUX_GATE(CLK_TOP_AUD1_SEL, "aud1_sel", aud1_parents, + 0x0A0, 0, 1, 7), + MUX_GATE(CLK_TOP_AUD2_SEL, "aud2_sel", aud2_parents, + 0x0A0, 8, 1, 15), + MUX_GATE(CLK_TOP_IRRX_SEL, "irrx_sel", f10m_ref_parents, + 0x0A0, 16, 1, 23), + MUX_GATE(CLK_TOP_IRTX_SEL, "irtx_sel", f10m_ref_parents, + 0x0A0, 24, 1, 31), + + /* CLK_CFG_7 */ + MUX_GATE(CLK_TOP_ASM_L_SEL, "asm_l_sel", asm_l_parents, + 0x0B0, 0, 2, 7), + MUX_GATE(CLK_TOP_ASM_M_SEL, "asm_m_sel", asm_l_parents, + 0x0B0, 8, 2, 15), + MUX_GATE(CLK_TOP_ASM_H_SEL, "asm_h_sel", asm_l_parents, + 0x0B0, 16, 2, 23), + + /* CLK_AUDDIV_0 */ + MUX(CLK_TOP_APLL1_SEL, "apll1_ck_sel", apll1_ck_parents, + 0x120, 6, 1), + MUX(CLK_TOP_APLL2_SEL, "apll2_ck_sel", apll1_ck_parents, + 0x120, 7, 1), + MUX(CLK_TOP_I2S0_MCK_SEL, "i2s0_mck_sel", apll1_ck_parents, + 0x120, 8, 1), + MUX(CLK_TOP_I2S1_MCK_SEL, "i2s1_mck_sel", apll1_ck_parents, + 0x120, 9, 1), + MUX(CLK_TOP_I2S2_MCK_SEL, "i2s2_mck_sel", apll1_ck_parents, + 0x120, 10, 1), + MUX(CLK_TOP_I2S3_MCK_SEL, "i2s3_mck_sel", apll1_ck_parents, + 0x120, 11, 1), +}; + +static struct mtk_composite peri_muxes[] = { + /* PERI_GLOBALCON_CKSEL */ + MUX(CLK_PERIBUS_SEL, "peribus_ck_sel", peribus_ck_parents, 0x05C, 0, 1), +}; + +static int mtk_topckgen_init(struct platform_device *pdev) +{ + struct clk_onecell_data *clk_data; + void __iomem *base; + struct device_node *node = pdev->dev.of_node; + + base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(base)) + return PTR_ERR(base); + + clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK); + + mtk_clk_register_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks), + clk_data); + + mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), + clk_data); + + mtk_clk_register_composites(top_muxes, ARRAY_SIZE(top_muxes), + base, &mt7622_clk_lock, clk_data); + + mtk_clk_register_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs), + base, &mt7622_clk_lock, clk_data); + + mtk_clk_register_gates(node, top_clks, ARRAY_SIZE(top_clks), + clk_data); + + clk_prepare_enable(clk_data->clks[CLK_TOP_AXI_SEL]); + clk_prepare_enable(clk_data->clks[CLK_TOP_MEM_SEL]); + clk_prepare_enable(clk_data->clks[CLK_TOP_DDRPHYCFG_SEL]); + + return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); +} + +static int mtk_infrasys_init(struct platform_device *pdev) +{ + struct device_node *node = pdev->dev.of_node; + struct clk_onecell_data *clk_data; + int r; + + clk_data = mtk_alloc_clk_data(CLK_INFRA_NR_CLK); + + mtk_clk_register_gates(node, infra_clks, ARRAY_SIZE(infra_clks), + clk_data); + + mtk_clk_register_cpumuxes(node, infra_muxes, ARRAY_SIZE(infra_muxes), + clk_data); + + r = of_clk_add_provider(node, of_clk_src_onecell_get, + clk_data); + if (r) + return r; + + mtk_register_reset_controller(node, 1, 0x30); + + return 0; +} + +static int mtk_apmixedsys_init(struct platform_device *pdev) +{ + struct clk_onecell_data *clk_data; + struct device_node *node = pdev->dev.of_node; + + clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR_CLK); + if (!clk_data) + return -ENOMEM; + + mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), + clk_data); + + mtk_clk_register_gates(node, apmixed_clks, + ARRAY_SIZE(apmixed_clks), clk_data); + + clk_prepare_enable(clk_data->clks[CLK_APMIXED_ARMPLL]); + clk_prepare_enable(clk_data->clks[CLK_APMIXED_MAIN_CORE_EN]); + + return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); +} + +static int mtk_pericfg_init(struct platform_device *pdev) +{ + struct clk_onecell_data *clk_data; + void __iomem *base; + int r; + struct device_node *node = pdev->dev.of_node; + + base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(base)) + return PTR_ERR(base); + + clk_data = mtk_alloc_clk_data(CLK_PERI_NR_CLK); + + mtk_clk_register_gates(node, peri_clks, ARRAY_SIZE(peri_clks), + clk_data); + + mtk_clk_register_composites(peri_muxes, ARRAY_SIZE(peri_muxes), base, + &mt7622_clk_lock, clk_data); + + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + if (r) + return r; + + clk_prepare_enable(clk_data->clks[CLK_PERI_UART0_PD]); + + mtk_register_reset_controller(node, 2, 0x0); + + return 0; +} + +static const struct of_device_id of_match_clk_mt7622[] = { + { + .compatible = "mediatek,mt7622-apmixedsys", + .data = mtk_apmixedsys_init, + }, { + .compatible = "mediatek,mt7622-infracfg", + .data = mtk_infrasys_init, + }, { + .compatible = "mediatek,mt7622-topckgen", + .data = mtk_topckgen_init, + }, { + .compatible = "mediatek,mt7622-pericfg", + .data = mtk_pericfg_init, + }, { + /* sentinel */ + } +}; + +static int clk_mt7622_probe(struct platform_device *pdev) +{ + int (*clk_init)(struct platform_device *); + int r; + + clk_init = of_device_get_match_data(&pdev->dev); + if (!clk_init) + return -EINVAL; + + r = clk_init(pdev); + if (r) + dev_err(&pdev->dev, + "could not register clock provider: %s: %d\n", + pdev->name, r); + + return r; +} + +static struct platform_driver clk_mt7622_drv = { + .probe = clk_mt7622_probe, + .driver = { + .name = "clk-mt7622", + .of_match_table = of_match_clk_mt7622, + }, +}; + +static int clk_mt7622_init(void) +{ + return platform_driver_register(&clk_mt7622_drv); +} + +arch_initcall(clk_mt7622_init); |