diff options
| -rw-r--r-- | drivers/pinctrl/rockchip/pinctrl_rk3368.c | 39 |
1 files changed, 34 insertions, 5 deletions
diff --git a/drivers/pinctrl/rockchip/pinctrl_rk3368.c b/drivers/pinctrl/rockchip/pinctrl_rk3368.c index b1f57041642..25249e377a6 100644 --- a/drivers/pinctrl/rockchip/pinctrl_rk3368.c +++ b/drivers/pinctrl/rockchip/pinctrl_rk3368.c @@ -208,6 +208,29 @@ enum { GPIO2A0_FLASH_CSN0 = (1 << GPIO2A0_SHIFT), }; +/*GRF_GPIO2B_IOMUX*/ +enum { + GPIO2B3_SHIFT = 6, + GPIO2B3_MASK = GENMASK(GPIO2B3_SHIFT + 1, GPIO2B3_SHIFT), + GPIO2B3_GPIO = 0, + GPIO2B3_SDMMC0_DTECTN = (1 << GPIO2B3_SHIFT), + + GPIO2B2_SHIFT = 4, + GPIO2B2_MASK = GENMASK(GPIO2B2_SHIFT + 1, GPIO2B2_SHIFT), + GPIO2B2_GPIO = 0, + GPIO2B2_SDMMC0_CMD = (1 << GPIO2B2_SHIFT), + + GPIO2B1_SHIFT = 2, + GPIO2B1_MASK = GENMASK(GPIO2B1_SHIFT + 1, GPIO2B1_SHIFT), + GPIO2B1_GPIO = 0, + GPIO2B1_SDMMC0_CLKOUT = (1 << GPIO2B1_SHIFT), + + GPIO2B0_SHIFT = 0, + GPIO2B0_MASK = GENMASK(GPIO2B0_SHIFT + 1, GPIO2B0_SHIFT), + GPIO2B0_GPIO = 0, + GPIO2B0_SDMMC0_D3 = (1 << GPIO2B0_SHIFT), +}; + /*GRF_GPIO2D_IOMUX*/ enum { GPIO2D7_SHIFT = 14, @@ -580,11 +603,17 @@ static void pinctrl_rk3368_sdmmc_config(struct rk3368_grf *grf, int mmc_id) GPIO2A4_EMMC_CLKOUT); break; case PERIPH_ID_SDCARD: - /* - * We assume that the BROM has already set this up - * correctly for us and that there's nothing to do - * here. - */ + debug("mmc id = %d setting registers!\n", mmc_id); + rk_clrsetreg(&grf->gpio2a_iomux, + GPIO2A5_MASK | GPIO2A7_MASK | + GPIO2A7_MASK, + GPIO2A5_SDMMC0_D0 | GPIO2A6_SDMMC0_D1 | + GPIO2A7_SDMMC0_D2); + rk_clrsetreg(&grf->gpio2b_iomux, + GPIO2B0_MASK | GPIO2B1_MASK | + GPIO2B2_MASK | GPIO2B3_MASK, + GPIO2B0_SDMMC0_D3 | GPIO2B1_SDMMC0_CLKOUT | + GPIO2B2_SDMMC0_CMD | GPIO2B3_SDMMC0_DTECTN); break; default: debug("mmc id = %d iomux error!\n", mmc_id); |