diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/sh/boards/board-sh7757lcr.c | 604 |
1 files changed, 604 insertions, 0 deletions
diff --git a/arch/sh/boards/board-sh7757lcr.c b/arch/sh/boards/board-sh7757lcr.c new file mode 100644 index 000000000..c32b4c622 --- /dev/null +++ b/arch/sh/boards/board-sh7757lcr.c @@ -0,0 +1,604 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Renesas R0P7757LC0012RL Support. + * + * Copyright (C) 2009 - 2010 Renesas Solutions Corp. + */ + +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> +#include <linux/irq.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> +#include <linux/spi/spi.h> +#include <linux/spi/flash.h> +#include <linux/io.h> +#include <linux/mfd/tmio.h> +#include <linux/mmc/host.h> +#include <linux/mmc/sh_mmcif.h> +#include <linux/sh_eth.h> +#include <linux/sh_intc.h> +#include <linux/usb/renesas_usbhs.h> +#include <cpu/sh7757.h> +#include <asm/heartbeat.h> + +static struct resource heartbeat_resource = { + .start = 0xffec005c, /* PUDR */ + .end = 0xffec005c, + .flags = IORESOURCE_MEM | IORESOURCE_MEM_8BIT, +}; + +static unsigned char heartbeat_bit_pos[] = { 0, 1, 2, 3 }; + +static struct heartbeat_data heartbeat_data = { + .bit_pos = heartbeat_bit_pos, + .nr_bits = ARRAY_SIZE(heartbeat_bit_pos), + .flags = HEARTBEAT_INVERTED, +}; + +static struct platform_device heartbeat_device = { + .name = "heartbeat", + .id = -1, + .dev = { + .platform_data = &heartbeat_data, + }, + .num_resources = 1, + .resource = &heartbeat_resource, +}; + +/* Fast Ethernet */ +#define GBECONT 0xffc10100 +#define GBECONT_RMII1 BIT(17) +#define GBECONT_RMII0 BIT(16) +static void sh7757_eth_set_mdio_gate(void *addr) +{ + if (((unsigned long)addr & 0x00000fff) < 0x0800) + writel(readl(GBECONT) | GBECONT_RMII0, GBECONT); + else + writel(readl(GBECONT) | GBECONT_RMII1, GBECONT); +} + +static struct resource sh_eth0_resources[] = { + { + .start = 0xfef00000, + .end = 0xfef001ff, + .flags = IORESOURCE_MEM, + }, { + .start = evt2irq(0xc80), + .end = evt2irq(0xc80), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct sh_eth_plat_data sh7757_eth0_pdata = { + .phy = 1, + .set_mdio_gate = sh7757_eth_set_mdio_gate, +}; + +static struct platform_device sh7757_eth0_device = { + .name = "sh7757-ether", + .resource = sh_eth0_resources, + .id = 0, + .num_resources = ARRAY_SIZE(sh_eth0_resources), + .dev = { + .platform_data = &sh7757_eth0_pdata, + }, +}; + +static struct resource sh_eth1_resources[] = { + { + .start = 0xfef00800, + .end = 0xfef009ff, + .flags = IORESOURCE_MEM, + }, { + .start = evt2irq(0xc80), + .end = evt2irq(0xc80), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct sh_eth_plat_data sh7757_eth1_pdata = { + .phy = 1, + .set_mdio_gate = sh7757_eth_set_mdio_gate, +}; + +static struct platform_device sh7757_eth1_device = { + .name = "sh7757-ether", + .resource = sh_eth1_resources, + .id = 1, + .num_resources = ARRAY_SIZE(sh_eth1_resources), + .dev = { + .platform_data = &sh7757_eth1_pdata, + }, +}; + +static void sh7757_eth_giga_set_mdio_gate(void *addr) +{ + if (((unsigned long)addr & 0x00000fff) < 0x0800) { + gpio_set_value(GPIO_PTT4, 1); + writel(readl(GBECONT) & ~GBECONT_RMII0, GBECONT); + } else { + gpio_set_value(GPIO_PTT4, 0); + writel(readl(GBECONT) & ~GBECONT_RMII1, GBECONT); + } +} + +static struct resource sh_eth_giga0_resources[] = { + { + .start = 0xfee00000, + .end = 0xfee007ff, + .flags = IORESOURCE_MEM, + }, { + /* TSU */ + .start = 0xfee01800, + .end = 0xfee01fff, + .flags = IORESOURCE_MEM, + }, { + .start = evt2irq(0x2960), + .end = evt2irq(0x2960), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct sh_eth_plat_data sh7757_eth_giga0_pdata = { + .phy = 18, + .set_mdio_gate = sh7757_eth_giga_set_mdio_gate, + .phy_interface = PHY_INTERFACE_MODE_RGMII_ID, +}; + +static struct platform_device sh7757_eth_giga0_device = { + .name = "sh7757-gether", + .resource = sh_eth_giga0_resources, + .id = 2, + .num_resources = ARRAY_SIZE(sh_eth_giga0_resources), + .dev = { + .platform_data = &sh7757_eth_giga0_pdata, + }, +}; + +static struct resource sh_eth_giga1_resources[] = { + { + .start = 0xfee00800, + .end = 0xfee00fff, + .flags = IORESOURCE_MEM, + }, { + /* TSU */ + .start = 0xfee01800, + .end = 0xfee01fff, + .flags = IORESOURCE_MEM, + }, { + .start = evt2irq(0x2980), + .end = evt2irq(0x2980), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct sh_eth_plat_data sh7757_eth_giga1_pdata = { + .phy = 19, + .set_mdio_gate = sh7757_eth_giga_set_mdio_gate, + .phy_interface = PHY_INTERFACE_MODE_RGMII_ID, +}; + +static struct platform_device sh7757_eth_giga1_device = { + .name = "sh7757-gether", + .resource = sh_eth_giga1_resources, + .id = 3, + .num_resources = ARRAY_SIZE(sh_eth_giga1_resources), + .dev = { + .platform_data = &sh7757_eth_giga1_pdata, + }, +}; + +/* Fixed 3.3V regulator to be used by SDHI0, MMCIF */ +static struct regulator_consumer_supply fixed3v3_power_consumers[] = +{ + REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"), + REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"), + REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"), + REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"), +}; + +/* SH_MMCIF */ +static struct resource sh_mmcif_resources[] = { + [0] = { + .start = 0xffcb0000, + .end = 0xffcb00ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x1c60), + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = evt2irq(0x1c80), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct sh_mmcif_plat_data sh_mmcif_plat = { + .sup_pclk = 0x0f, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA | + MMC_CAP_NONREMOVABLE, + .ocr = MMC_VDD_32_33 | MMC_VDD_33_34, + .slave_id_tx = SHDMA_SLAVE_MMCIF_TX, + .slave_id_rx = SHDMA_SLAVE_MMCIF_RX, +}; + +static struct platform_device sh_mmcif_device = { + .name = "sh_mmcif", + .id = 0, + .dev = { + .platform_data = &sh_mmcif_plat, + }, + .num_resources = ARRAY_SIZE(sh_mmcif_resources), + .resource = sh_mmcif_resources, +}; + +/* SDHI0 */ +static struct tmio_mmc_data sdhi_info = { + .chan_priv_tx = (void *)SHDMA_SLAVE_SDHI_TX, + .chan_priv_rx = (void *)SHDMA_SLAVE_SDHI_RX, + .capabilities = MMC_CAP_SD_HIGHSPEED, +}; + +static struct resource sdhi_resources[] = { + [0] = { + .start = 0xffe50000, + .end = 0xffe500ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x480), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sdhi_device = { + .name = "sh_mobile_sdhi", + .num_resources = ARRAY_SIZE(sdhi_resources), + .resource = sdhi_resources, + .id = 0, + .dev = { + .platform_data = &sdhi_info, + }, +}; + +static int usbhs0_get_id(struct platform_device *pdev) +{ + return USBHS_GADGET; +} + +static struct renesas_usbhs_platform_info usb0_data = { + .platform_callback = { + .get_id = usbhs0_get_id, + }, + .driver_param = { + .buswait_bwait = 5, + } +}; + +static struct resource usb0_resources[] = { + [0] = { + .start = 0xfe450000, + .end = 0xfe4501ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x840), + .end = evt2irq(0x840), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device usb0_device = { + .name = "renesas_usbhs", + .id = 0, + .dev = { + .platform_data = &usb0_data, + }, + .num_resources = ARRAY_SIZE(usb0_resources), + .resource = usb0_resources, +}; + +static struct platform_device *sh7757lcr_devices[] __initdata = { + &heartbeat_device, + &sh7757_eth0_device, + &sh7757_eth1_device, + &sh7757_eth_giga0_device, + &sh7757_eth_giga1_device, + &sh_mmcif_device, + &sdhi_device, + &usb0_device, +}; + +static struct flash_platform_data spi_flash_data = { + .name = "m25p80", + .type = "m25px64", +}; + +static struct spi_board_info spi_board_info[] = { + { + .modalias = "m25p80", + .max_speed_hz = 25000000, + .bus_num = 0, + .chip_select = 1, + .platform_data = &spi_flash_data, + }, +}; + +static int __init sh7757lcr_devices_setup(void) +{ + regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers, + ARRAY_SIZE(fixed3v3_power_consumers), 3300000); + + /* RGMII (PTA) */ + gpio_request(GPIO_FN_ET0_MDC, NULL); + gpio_request(GPIO_FN_ET0_MDIO, NULL); + gpio_request(GPIO_FN_ET1_MDC, NULL); + gpio_request(GPIO_FN_ET1_MDIO, NULL); + + /* ONFI (PTB, PTZ) */ + gpio_request(GPIO_FN_ON_NRE, NULL); + gpio_request(GPIO_FN_ON_NWE, NULL); + gpio_request(GPIO_FN_ON_NWP, NULL); + gpio_request(GPIO_FN_ON_NCE0, NULL); + gpio_request(GPIO_FN_ON_R_B0, NULL); + gpio_request(GPIO_FN_ON_ALE, NULL); + gpio_request(GPIO_FN_ON_CLE, NULL); + + gpio_request(GPIO_FN_ON_DQ7, NULL); + gpio_request(GPIO_FN_ON_DQ6, NULL); + gpio_request(GPIO_FN_ON_DQ5, NULL); + gpio_request(GPIO_FN_ON_DQ4, NULL); + gpio_request(GPIO_FN_ON_DQ3, NULL); + gpio_request(GPIO_FN_ON_DQ2, NULL); + gpio_request(GPIO_FN_ON_DQ1, NULL); + gpio_request(GPIO_FN_ON_DQ0, NULL); + + /* IRQ8 to 0 (PTB, PTC) */ + gpio_request(GPIO_FN_IRQ8, NULL); + gpio_request(GPIO_FN_IRQ7, NULL); + gpio_request(GPIO_FN_IRQ6, NULL); + gpio_request(GPIO_FN_IRQ5, NULL); + gpio_request(GPIO_FN_IRQ4, NULL); + gpio_request(GPIO_FN_IRQ3, NULL); + gpio_request(GPIO_FN_IRQ2, NULL); + gpio_request(GPIO_FN_IRQ1, NULL); + gpio_request(GPIO_FN_IRQ0, NULL); + + /* SPI0 (PTD) */ + gpio_request(GPIO_FN_SP0_MOSI, NULL); + gpio_request(GPIO_FN_SP0_MISO, NULL); + gpio_request(GPIO_FN_SP0_SCK, NULL); + gpio_request(GPIO_FN_SP0_SCK_FB, NULL); + gpio_request(GPIO_FN_SP0_SS0, NULL); + gpio_request(GPIO_FN_SP0_SS1, NULL); + gpio_request(GPIO_FN_SP0_SS2, NULL); + gpio_request(GPIO_FN_SP0_SS3, NULL); + + /* RMII 0/1 (PTE, PTF) */ + gpio_request(GPIO_FN_RMII0_CRS_DV, NULL); + gpio_request(GPIO_FN_RMII0_TXD1, NULL); + gpio_request(GPIO_FN_RMII0_TXD0, NULL); + gpio_request(GPIO_FN_RMII0_TXEN, NULL); + gpio_request(GPIO_FN_RMII0_REFCLK, NULL); + gpio_request(GPIO_FN_RMII0_RXD1, NULL); + gpio_request(GPIO_FN_RMII0_RXD0, NULL); + gpio_request(GPIO_FN_RMII0_RX_ER, NULL); + gpio_request(GPIO_FN_RMII1_CRS_DV, NULL); + gpio_request(GPIO_FN_RMII1_TXD1, NULL); + gpio_request(GPIO_FN_RMII1_TXD0, NULL); + gpio_request(GPIO_FN_RMII1_TXEN, NULL); + gpio_request(GPIO_FN_RMII1_REFCLK, NULL); + gpio_request(GPIO_FN_RMII1_RXD1, NULL); + gpio_request(GPIO_FN_RMII1_RXD0, NULL); + gpio_request(GPIO_FN_RMII1_RX_ER, NULL); + + /* eMMC (PTG) */ + gpio_request(GPIO_FN_MMCCLK, NULL); + gpio_request(GPIO_FN_MMCCMD, NULL); + gpio_request(GPIO_FN_MMCDAT7, NULL); + gpio_request(GPIO_FN_MMCDAT6, NULL); + gpio_request(GPIO_FN_MMCDAT5, NULL); + gpio_request(GPIO_FN_MMCDAT4, NULL); + gpio_request(GPIO_FN_MMCDAT3, NULL); + gpio_request(GPIO_FN_MMCDAT2, NULL); + gpio_request(GPIO_FN_MMCDAT1, NULL); + gpio_request(GPIO_FN_MMCDAT0, NULL); + + /* LPC (PTG, PTH, PTQ, PTU) */ + gpio_request(GPIO_FN_SERIRQ, NULL); + gpio_request(GPIO_FN_LPCPD, NULL); + gpio_request(GPIO_FN_LDRQ, NULL); + gpio_request(GPIO_FN_WP, NULL); + gpio_request(GPIO_FN_FMS0, NULL); + gpio_request(GPIO_FN_LAD3, NULL); + gpio_request(GPIO_FN_LAD2, NULL); + gpio_request(GPIO_FN_LAD1, NULL); + gpio_request(GPIO_FN_LAD0, NULL); + gpio_request(GPIO_FN_LFRAME, NULL); + gpio_request(GPIO_FN_LRESET, NULL); + gpio_request(GPIO_FN_LCLK, NULL); + gpio_request(GPIO_FN_LGPIO7, NULL); + gpio_request(GPIO_FN_LGPIO6, NULL); + gpio_request(GPIO_FN_LGPIO5, NULL); + gpio_request(GPIO_FN_LGPIO4, NULL); + + /* SPI1 (PTH) */ + gpio_request(GPIO_FN_SP1_MOSI, NULL); + gpio_request(GPIO_FN_SP1_MISO, NULL); + gpio_request(GPIO_FN_SP1_SCK, NULL); + gpio_request(GPIO_FN_SP1_SCK_FB, NULL); + gpio_request(GPIO_FN_SP1_SS0, NULL); + gpio_request(GPIO_FN_SP1_SS1, NULL); + + /* SDHI (PTI) */ + gpio_request(GPIO_FN_SD_WP, NULL); + gpio_request(GPIO_FN_SD_CD, NULL); + gpio_request(GPIO_FN_SD_CLK, NULL); + gpio_request(GPIO_FN_SD_CMD, NULL); + gpio_request(GPIO_FN_SD_D3, NULL); + gpio_request(GPIO_FN_SD_D2, NULL); + gpio_request(GPIO_FN_SD_D1, NULL); + gpio_request(GPIO_FN_SD_D0, NULL); + + /* SCIF3/4 (PTJ, PTW) */ + gpio_request(GPIO_FN_RTS3, NULL); + gpio_request(GPIO_FN_CTS3, NULL); + gpio_request(GPIO_FN_TXD3, NULL); + gpio_request(GPIO_FN_RXD3, NULL); + gpio_request(GPIO_FN_RTS4, NULL); + gpio_request(GPIO_FN_RXD4, NULL); + gpio_request(GPIO_FN_TXD4, NULL); + gpio_request(GPIO_FN_CTS4, NULL); + + /* SERMUX (PTK, PTL, PTO, PTV) */ + gpio_request(GPIO_FN_COM2_TXD, NULL); + gpio_request(GPIO_FN_COM2_RXD, NULL); + gpio_request(GPIO_FN_COM2_RTS, NULL); + gpio_request(GPIO_FN_COM2_CTS, NULL); + gpio_request(GPIO_FN_COM2_DTR, NULL); + gpio_request(GPIO_FN_COM2_DSR, NULL); + gpio_request(GPIO_FN_COM2_DCD, NULL); + gpio_request(GPIO_FN_COM2_RI, NULL); + gpio_request(GPIO_FN_RAC_RXD, NULL); + gpio_request(GPIO_FN_RAC_RTS, NULL); + gpio_request(GPIO_FN_RAC_CTS, NULL); + gpio_request(GPIO_FN_RAC_DTR, NULL); + gpio_request(GPIO_FN_RAC_DSR, NULL); + gpio_request(GPIO_FN_RAC_DCD, NULL); + gpio_request(GPIO_FN_RAC_TXD, NULL); + gpio_request(GPIO_FN_COM1_TXD, NULL); + gpio_request(GPIO_FN_COM1_RXD, NULL); + gpio_request(GPIO_FN_COM1_RTS, NULL); + gpio_request(GPIO_FN_COM1_CTS, NULL); + + writeb(0x10, 0xfe470000); /* SMR0: SerMux mode 0 */ + + /* IIC (PTM, PTR, PTS) */ + gpio_request(GPIO_FN_SDA7, NULL); + gpio_request(GPIO_FN_SCL7, NULL); + gpio_request(GPIO_FN_SDA6, NULL); + gpio_request(GPIO_FN_SCL6, NULL); + gpio_request(GPIO_FN_SDA5, NULL); + gpio_request(GPIO_FN_SCL5, NULL); + gpio_request(GPIO_FN_SDA4, NULL); + gpio_request(GPIO_FN_SCL4, NULL); + gpio_request(GPIO_FN_SDA3, NULL); + gpio_request(GPIO_FN_SCL3, NULL); + gpio_request(GPIO_FN_SDA2, NULL); + gpio_request(GPIO_FN_SCL2, NULL); + gpio_request(GPIO_FN_SDA1, NULL); + gpio_request(GPIO_FN_SCL1, NULL); + gpio_request(GPIO_FN_SDA0, NULL); + gpio_request(GPIO_FN_SCL0, NULL); + + /* USB (PTN) */ + gpio_request(GPIO_FN_VBUS_EN, NULL); + gpio_request(GPIO_FN_VBUS_OC, NULL); + + /* SGPIO1/0 (PTN, PTO) */ + gpio_request(GPIO_FN_SGPIO1_CLK, NULL); + gpio_request(GPIO_FN_SGPIO1_LOAD, NULL); + gpio_request(GPIO_FN_SGPIO1_DI, NULL); + gpio_request(GPIO_FN_SGPIO1_DO, NULL); + gpio_request(GPIO_FN_SGPIO0_CLK, NULL); + gpio_request(GPIO_FN_SGPIO0_LOAD, NULL); + gpio_request(GPIO_FN_SGPIO0_DI, NULL); + gpio_request(GPIO_FN_SGPIO0_DO, NULL); + + /* WDT (PTN) */ + gpio_request(GPIO_FN_SUB_CLKIN, NULL); + + /* System (PTT) */ + gpio_request(GPIO_FN_STATUS1, NULL); + gpio_request(GPIO_FN_STATUS0, NULL); + + /* PWMX (PTT) */ + gpio_request(GPIO_FN_PWMX1, NULL); + gpio_request(GPIO_FN_PWMX0, NULL); + + /* R-SPI (PTV) */ + gpio_request(GPIO_FN_R_SPI_MOSI, NULL); + gpio_request(GPIO_FN_R_SPI_MISO, NULL); + gpio_request(GPIO_FN_R_SPI_RSPCK, NULL); + gpio_request(GPIO_FN_R_SPI_SSL0, NULL); + gpio_request(GPIO_FN_R_SPI_SSL1, NULL); + + /* EVC (PTV, PTW) */ + gpio_request(GPIO_FN_EVENT7, NULL); + gpio_request(GPIO_FN_EVENT6, NULL); + gpio_request(GPIO_FN_EVENT5, NULL); + gpio_request(GPIO_FN_EVENT4, NULL); + gpio_request(GPIO_FN_EVENT3, NULL); + gpio_request(GPIO_FN_EVENT2, NULL); + gpio_request(GPIO_FN_EVENT1, NULL); + gpio_request(GPIO_FN_EVENT0, NULL); + + /* LED for heartbeat */ + gpio_request(GPIO_PTU3, NULL); + gpio_direction_output(GPIO_PTU3, 1); + gpio_request(GPIO_PTU2, NULL); + gpio_direction_output(GPIO_PTU2, 1); + gpio_request(GPIO_PTU1, NULL); + gpio_direction_output(GPIO_PTU1, 1); + gpio_request(GPIO_PTU0, NULL); + gpio_direction_output(GPIO_PTU0, 1); + + /* control for MDIO of Gigabit Ethernet */ + gpio_request(GPIO_PTT4, NULL); + gpio_direction_output(GPIO_PTT4, 1); + + /* control for eMMC */ + gpio_request(GPIO_PTT7, NULL); /* eMMC_RST# */ + gpio_direction_output(GPIO_PTT7, 0); + gpio_request(GPIO_PTT6, NULL); /* eMMC_INDEX# */ + gpio_direction_output(GPIO_PTT6, 0); + gpio_request(GPIO_PTT5, NULL); /* eMMC_PRST# */ + gpio_direction_output(GPIO_PTT5, 1); + + /* register SPI device information */ + spi_register_board_info(spi_board_info, + ARRAY_SIZE(spi_board_info)); + + /* General platform */ + return platform_add_devices(sh7757lcr_devices, + ARRAY_SIZE(sh7757lcr_devices)); +} +arch_initcall(sh7757lcr_devices_setup); + +/* Initialize IRQ setting */ +void __init init_sh7757lcr_IRQ(void) +{ + plat_irq_setup_pins(IRQ_MODE_IRQ7654); + plat_irq_setup_pins(IRQ_MODE_IRQ3210); +} + +/* Initialize the board */ +static void __init sh7757lcr_setup(char **cmdline_p) +{ + printk(KERN_INFO "Renesas R0P7757LC0012RL support.\n"); +} + +static int sh7757lcr_mode_pins(void) +{ + int value = 0; + + /* These are the factory default settings of S3 (Low active). + * If you change these dip switches then you will need to + * adjust the values below as well. + */ + value |= MODE_PIN0; /* Clock Mode: 1 */ + + return value; +} + +/* The Machine Vector */ +static struct sh_machine_vector mv_sh7757lcr __initmv = { + .mv_name = "SH7757LCR", + .mv_setup = sh7757lcr_setup, + .mv_init_irq = init_sh7757lcr_IRQ, + .mv_mode_pins = sh7757lcr_mode_pins, +}; + |