Move SDHC init to SPL code since it is not required with DM_MMC. Enable DM_MMC support.
Signed-off-by: Anatolij Gustschin agust@denx.de --- board/wandboard/spl.c | 92 +++++++++++++++++++++++++++++++++++ board/wandboard/wandboard.c | 97 ------------------------------------- configs/wandboard_defconfig | 1 + 3 files changed, 93 insertions(+), 97 deletions(-)
diff --git a/board/wandboard/spl.c b/board/wandboard/spl.c index 9c3350019c..000cb109fc 100644 --- a/board/wandboard/spl.c +++ b/board/wandboard/spl.c @@ -422,4 +422,96 @@ void board_init_f(ulong dummy) /* DDR initialization */ spl_dram_init(); } + +#define USDHC1_CD_GPIO IMX_GPIO_NR(1, 2) +#define USDHC3_CD_GPIO IMX_GPIO_NR(3, 9) + +#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ + PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ + PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +static struct fsl_esdhc_cfg usdhc_cfg[2] = { + {USDHC3_BASE_ADDR}, + {USDHC1_BASE_ADDR}, +}; + +static iomux_v3_cfg_t const usdhc1_pads[] = { + IOMUX_PADS(PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + /* Carrier MicroSD Card Detect */ + IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL)), +}; + +static iomux_v3_cfg_t const usdhc3_pads[] = { + IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + /* SOM MicroSD Card Detect */ + IOMUX_PADS(PAD_EIM_DA9__GPIO3_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL)), +}; + +int board_mmc_getcd(struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + int ret = 0; + + switch (cfg->esdhc_base) { + case USDHC1_BASE_ADDR: + ret = !gpio_get_value(USDHC1_CD_GPIO); + break; + case USDHC3_BASE_ADDR: + ret = !gpio_get_value(USDHC3_CD_GPIO); + break; + } + + return ret; +} + +int board_mmc_init(bd_t *bis) +{ + int ret; + u32 index = 0; + + /* + * Following map is done: + * (U-Boot device node) (Physical Port) + * mmc0 SOM MicroSD + * mmc1 Carrier board MicroSD + */ + for (index = 0; index < CONFIG_SYS_FSL_USDHC_NUM; ++index) { + switch (index) { + case 0: + SETUP_IOMUX_PADS(usdhc3_pads); + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + usdhc_cfg[0].max_bus_width = 4; + gpio_direction_input(USDHC3_CD_GPIO); + break; + case 1: + SETUP_IOMUX_PADS(usdhc1_pads); + usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); + usdhc_cfg[1].max_bus_width = 4; + gpio_direction_input(USDHC1_CD_GPIO); + break; + default: + printf("Warning: you configured more USDHC controllers" + "(%d) then supported by the board (%d)\n", + index + 1, CONFIG_SYS_FSL_USDHC_NUM); + return -EINVAL; + } + + ret = fsl_esdhc_initialize(bis, &usdhc_cfg[index]); + if (ret) + return ret; + } + + return 0; +} + #endif diff --git a/board/wandboard/wandboard.c b/board/wandboard/wandboard.c index c0902abe38..69fbc8b690 100644 --- a/board/wandboard/wandboard.c +++ b/board/wandboard/wandboard.c @@ -22,8 +22,6 @@ #include <asm/io.h> #include <linux/sizes.h> #include <common.h> -#include <fsl_esdhc.h> -#include <mmc.h> #include <miiphy.h> #include <netdev.h> #include <phy.h> @@ -37,10 +35,6 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ PAD_CTL_SRE_FAST | PAD_CTL_HYS)
-#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ - PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ - PAD_CTL_SRE_FAST | PAD_CTL_HYS) - #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
@@ -48,8 +42,6 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ PAD_CTL_ODE | PAD_CTL_SRE_FAST)
-#define USDHC1_CD_GPIO IMX_GPIO_NR(1, 2) -#define USDHC3_CD_GPIO IMX_GPIO_NR(3, 9) #define ETH_PHY_RESET IMX_GPIO_NR(3, 29) #define ETH_PHY_AR8035_POWER IMX_GPIO_NR(7, 13) #define REV_DETECTION IMX_GPIO_NR(2, 28) @@ -68,28 +60,6 @@ static iomux_v3_cfg_t const uart1_pads[] = { IOMUX_PADS(PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), };
-static iomux_v3_cfg_t const usdhc1_pads[] = { - IOMUX_PADS(PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - /* Carrier MicroSD Card Detect */ - IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL)), -}; - -static iomux_v3_cfg_t const usdhc3_pads[] = { - IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - /* SOM MicroSD Card Detect */ - IOMUX_PADS(PAD_EIM_DA9__GPIO3_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL)), -}; - static iomux_v3_cfg_t const enet_pads[] = { IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), @@ -145,73 +115,6 @@ static void setup_iomux_enet(void) udelay(100); }
-static struct fsl_esdhc_cfg usdhc_cfg[2] = { - {USDHC3_BASE_ADDR}, - {USDHC1_BASE_ADDR}, -}; - -int board_mmc_getcd(struct mmc *mmc) -{ - struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; - int ret = 0; - - switch (cfg->esdhc_base) { - case USDHC1_BASE_ADDR: - ret = !gpio_get_value(USDHC1_CD_GPIO); - break; - case USDHC3_BASE_ADDR: - ret = !gpio_get_value(USDHC3_CD_GPIO); - break; - } - - return ret; -} - -int board_mmc_init(bd_t *bis) -{ - int ret; - u32 index = 0; - -#if !CONFIG_IS_ENABLED(DM_MMC) - gpio_request(USDHC1_CD_GPIO, "USDHC1_CD"); - gpio_request(USDHC3_CD_GPIO, "USDHC3_CD"); -#endif - - /* - * Following map is done: - * (U-Boot device node) (Physical Port) - * mmc0 SOM MicroSD - * mmc1 Carrier board MicroSD - */ - for (index = 0; index < CONFIG_SYS_FSL_USDHC_NUM; ++index) { - switch (index) { - case 0: - SETUP_IOMUX_PADS(usdhc3_pads); - usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); - usdhc_cfg[0].max_bus_width = 4; - gpio_direction_input(USDHC3_CD_GPIO); - break; - case 1: - SETUP_IOMUX_PADS(usdhc1_pads); - usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); - usdhc_cfg[1].max_bus_width = 4; - gpio_direction_input(USDHC1_CD_GPIO); - break; - default: - printf("Warning: you configured more USDHC controllers" - "(%d) then supported by the board (%d)\n", - index + 1, CONFIG_SYS_FSL_USDHC_NUM); - return -EINVAL; - } - - ret = fsl_esdhc_initialize(bis, &usdhc_cfg[index]); - if (ret) - return ret; - } - - return 0; -} - static int ar8031_phy_fixup(struct phy_device *phydev) { unsigned short val; diff --git a/configs/wandboard_defconfig b/configs/wandboard_defconfig index 9d9fbffbbd..7f64ea65b1 100644 --- a/configs/wandboard_defconfig +++ b/configs/wandboard_defconfig @@ -44,6 +44,7 @@ CONFIG_SYS_I2C_MXC=y CONFIG_SYS_I2C_MXC_I2C1=y CONFIG_SYS_I2C_MXC_I2C2=y CONFIG_SYS_I2C_MXC_I2C3=y +CONFIG_DM_MMC=y CONFIG_FSL_ESDHC=y CONFIG_PHYLIB=y CONFIG_MII=y