diff options
| -rw-r--r-- | arch/arm/include/asm/arch-mx6/mx6dl_pins.h | 7 | ||||
| -rw-r--r-- | board/wandboard/wandboard.c | 59 | ||||
| -rw-r--r-- | include/configs/wandboard.h | 1 |
3 files changed, 60 insertions, 7 deletions
diff --git a/arch/arm/include/asm/arch-mx6/mx6dl_pins.h b/arch/arm/include/asm/arch-mx6/mx6dl_pins.h index f52c710..a4134a0 100644 --- a/arch/arm/include/asm/arch-mx6/mx6dl_pins.h +++ b/arch/arm/include/asm/arch-mx6/mx6dl_pins.h @@ -76,6 +76,7 @@ enum { MX6_PAD_GPIO_17__GPIO_7_12 = IOMUX_PAD(0x05E8, 0x0218, 5, 0x0000, 0, 0), MX6_PAD_GPIO_18__GPIO_7_13 = IOMUX_PAD(0x05EC, 0x021C, 5, 0x0000, 0, 0), MX6_PAD_GPIO_19__GPIO_4_5 = IOMUX_PAD(0x05F0, 0x0220, 5, 0x0000, 0, 0), + MX6_PAD_GPIO_2__GPIO_1_2 = IOMUX_PAD(0x05F4, 0x0224, 5, 0x0000, 0, 0), MX6_PAD_GPIO_5__GPIO_1_5 = IOMUX_PAD(0x0600, 0x0230, 5, 0x0000, 0, 0), MX6_PAD_GPIO_5__I2C3_SCL = IOMUX_PAD(0x0600, 0x0230, 6 | IOMUX_CONFIG_SION, 0x0878, 2, 0), MX6_PAD_KEY_COL3__I2C2_SCL = IOMUX_PAD(0x0638, 0x0250, 4 | IOMUX_CONFIG_SION, 0x0870, 1, 0), @@ -108,8 +109,14 @@ enum { MX6_PAD_RGMII_TD3__ENET_RGMII_TD3 = IOMUX_PAD(0x06B8, 0x02D0, 1, 0x0000, 0, 0), MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL = IOMUX_PAD(0x06BC, 0x02D4, 1, 0x0000, 0, 0), MX6_PAD_RGMII_TXC__ENET_RGMII_TXC = IOMUX_PAD(0x06C0, 0x02D8, 1, 0x0000, 0, 0), + MX6_PAD_SD1_CLK__USDHC1_CLK = IOMUX_PAD(0x06C4, 0x02DC, 0, 0x0928, 1, 0), + MX6_PAD_SD1_CMD__USDHC1_CMD = IOMUX_PAD(0x06C8, 0x02E0, 0 | IOMUX_CONFIG_SION, 0x0000, 0, 0), MX6_PAD_SD1_CMD__GPIO_1_18 = IOMUX_PAD(0x06C8, 0x02E0, 5, 0x0000, 0, 0), MX6_PAD_SD1_DAT3__GPIO_1_21 = IOMUX_PAD(0x06D8, 0x02F0, 5, 0x0000, 0, 0), + MX6_PAD_SD1_DAT0__USDHC1_DAT0 = IOMUX_PAD(0x06CC, 0x02E4, 0, 0x0000, 0, 0), + MX6_PAD_SD1_DAT1__USDHC1_DAT1 = IOMUX_PAD(0x06D0, 0x02E8, 0, 0x0000, 0, 0), + MX6_PAD_SD1_DAT2__USDHC1_DAT2 = IOMUX_PAD(0x06D4, 0x02EC, 0, 0x0000, 0, 0), + MX6_PAD_SD1_DAT3__USDHC1_DAT3 = IOMUX_PAD(0x06D8, 0x02F0, 0, 0x0000, 0, 0), MX6_PAD_SD3_CLK__USDHC3_CLK = IOMUX_PAD(0x06F4, 0x030C, 0, 0x0934, 1, 0), MX6_PAD_SD3_CMD__USDHC3_CMD = IOMUX_PAD(0x06F8, 0x0310, 0 | IOMUX_CONFIG_SION, 0x0000, 0, 0), MX6_PAD_SD3_DAT0__USDHC3_DAT0 = IOMUX_PAD(0x06FC, 0x0314, 0, 0x0000, 0, 0), diff --git a/board/wandboard/wandboard.c b/board/wandboard/wandboard.c index 8ec7eb9..2bf121c 100644 --- a/board/wandboard/wandboard.c +++ b/board/wandboard/wandboard.c @@ -38,6 +38,7 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_HYS) +#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) @@ -53,6 +54,17 @@ static iomux_v3_cfg_t const uart1_pads[] = { MX6_PAD_CSI0_DAT11__UART1_RXD | MUX_PAD_CTRL(UART_PAD_CTRL), }; +iomux_v3_cfg_t const usdhc1_pads[] = { + MX6_PAD_SD1_CLK__USDHC1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_CMD__USDHC1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT0__USDHC1_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT1__USDHC1_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT2__USDHC1_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT3__USDHC1_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + /* Carrier MicroSD Card Detect */ + MX6_PAD_GPIO_2__GPIO_1_2 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + static iomux_v3_cfg_t const usdhc3_pads[] = { MX6_PAD_SD3_CLK__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD3_CMD__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), @@ -99,8 +111,9 @@ static void setup_iomux_enet(void) gpio_set_value(ETH_PHY_RESET, 1); } -static struct fsl_esdhc_cfg usdhc_cfg[1] = { +static struct fsl_esdhc_cfg usdhc_cfg[2] = { {USDHC3_BASE_ADDR}, + {USDHC1_BASE_ADDR}, }; int board_mmc_getcd(struct mmc *mmc) @@ -109,6 +122,9 @@ int board_mmc_getcd(struct mmc *mmc) 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; @@ -119,13 +135,42 @@ int board_mmc_getcd(struct mmc *mmc) int board_mmc_init(bd_t *bis) { - imx_iomux_v3_setup_multiple_pads(usdhc3_pads, ARRAY_SIZE(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); + s32 status = 0; + 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: + imx_iomux_v3_setup_multiple_pads( + usdhc3_pads, ARRAY_SIZE(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: + imx_iomux_v3_setup_multiple_pads( + usdhc1_pads, ARRAY_SIZE(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 status; + } + + status |= fsl_esdhc_initialize(bis, &usdhc_cfg[index]); + } - return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); + return status; } static int mx6_rgmii_rework(struct phy_device *phydev) diff --git a/include/configs/wandboard.h b/include/configs/wandboard.h index 0dc3286..9898f55 100644 --- a/include/configs/wandboard.h +++ b/include/configs/wandboard.h @@ -59,6 +59,7 @@ /* MMC Configuration */ #define CONFIG_FSL_ESDHC #define CONFIG_FSL_USDHC +#define CONFIG_SYS_FSL_USDHC_NUM 2 #define CONFIG_SYS_FSL_ESDHC_ADDR 0 #define CONFIG_MMC |