diff options
Diffstat (limited to 'board/renesas/lager/lager.c')
| -rw-r--r-- | board/renesas/lager/lager.c | 73 |
1 files changed, 72 insertions, 1 deletions
diff --git a/board/renesas/lager/lager.c b/board/renesas/lager/lager.c index d1e29d2cec..83260a1c1a 100644 --- a/board/renesas/lager/lager.c +++ b/board/renesas/lager/lager.c @@ -11,6 +11,8 @@ #include <common.h> #include <malloc.h> #include <netdev.h> +#include <dm.h> +#include <dm/platform_data/serial_sh.h> #include <asm/processor.h> #include <asm/mach-types.h> #include <asm/io.h> @@ -20,6 +22,7 @@ #include <asm/arch/rmobile.h> #include <asm/arch/rcar-mstp.h> #include <asm/arch/mmc.h> +#include <asm/arch/sh_sdhi.h> #include <miiphy.h> #include <i2c.h> #include <mmc.h> @@ -58,6 +61,15 @@ void s_init(void) #define ETHER_MSTP813 (1 << 13) #define MMC1_MSTP305 (1 << 5) +#define MSTPSR3 0xE6150048 +#define SMSTPCR3 0xE615013C +#define SDHI0_MSTP314 (1 << 14) +#define SDHI1_MSTP313 (1 << 13) +#define SDHI2_MSTP312 (1 << 12) + +#define SD2CKCR 0xE6150078 +#define SD2_97500KHZ 0x7 + int board_early_init_f(void) { /* TMU0 */ @@ -68,6 +80,14 @@ int board_early_init_f(void) mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813); /* eMMC */ mstp_clrbits_le32(MSTPSR3, SMSTPCR3, MMC1_MSTP305); + /* SDHI0, 2 */ + mstp_clrbits_le32(MSTPSR3, SMSTPCR3, SDHI0_MSTP314 | SDHI2_MSTP312); + + /* + * SD0 clock is set to 97.5MHz by default. + * Set SD2 to the 97.5MHz as well. + */ + writel(SD2_97500KHZ, SD2CKCR); return 0; } @@ -148,7 +168,7 @@ int board_phy_config(struct phy_device *phydev) int board_mmc_init(bd_t *bis) { - int ret = 0; + int ret = -ENODEV; #ifdef CONFIG_SH_MMCIF gpio_request(GPIO_FN_MMC1_D0, NULL); @@ -164,6 +184,45 @@ int board_mmc_init(bd_t *bis) ret = mmcif_mmc_init(); #endif + +#ifdef CONFIG_SH_SDHI + gpio_request(GPIO_FN_SD0_DAT0, NULL); + gpio_request(GPIO_FN_SD0_DAT1, NULL); + gpio_request(GPIO_FN_SD0_DAT2, NULL); + gpio_request(GPIO_FN_SD0_DAT3, NULL); + gpio_request(GPIO_FN_SD0_CLK, NULL); + gpio_request(GPIO_FN_SD0_CMD, NULL); + gpio_request(GPIO_FN_SD0_CD, NULL); + gpio_request(GPIO_FN_SD2_DAT0, NULL); + gpio_request(GPIO_FN_SD2_DAT1, NULL); + gpio_request(GPIO_FN_SD2_DAT2, NULL); + gpio_request(GPIO_FN_SD2_DAT3, NULL); + gpio_request(GPIO_FN_SD2_CLK, NULL); + gpio_request(GPIO_FN_SD2_CMD, NULL); + gpio_request(GPIO_FN_SD2_CD, NULL); + + /* + * SDHI 0 + * need JP3 set to pin-1 side on board. + */ + gpio_request(GPIO_GP_5_24, NULL); + gpio_request(GPIO_GP_5_29, NULL); + gpio_direction_output(GPIO_GP_5_24, 1); /* power on */ + gpio_direction_output(GPIO_GP_5_29, 1); /* 1: 3.3V, 0: 1.8V */ + + ret = sh_sdhi_init(CONFIG_SYS_SH_SDHI0_BASE, 0, + SH_SDHI_QUIRK_16BIT_BUF); + if (ret) + return ret; + + /* SDHI 2 */ + gpio_request(GPIO_GP_5_25, NULL); + gpio_request(GPIO_GP_5_30, NULL); + gpio_direction_output(GPIO_GP_5_25, 1); /* power on */ + gpio_direction_output(GPIO_GP_5_30, 1); /* 1: 3.3V, 0: 1.8V */ + + ret = sh_sdhi_init(CONFIG_SYS_SH_SDHI2_BASE, 2, 0); +#endif return ret; } @@ -189,3 +248,15 @@ void reset_cpu(ulong addr) val |= 0x02; i2c_write(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1); } + +static const struct sh_serial_platdata serial_platdata = { + .base = SCIF0_BASE, + .type = PORT_SCIF, + .clk = 14745600, + .clk_mode = EXT_CLK, +}; + +U_BOOT_DEVICE(lager_serials) = { + .name = "serial_sh", + .platdata = &serial_platdata, +}; |