From: Jagan Teki jagan@amarulasolutions.com
Add DM_GPIO, DM_MMC support for u-boot and disable for SPL.
Cc: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de Cc: Fabio Estevam fabio.estevam@nxp.com Cc: Matteo Lisi matteo.lisi@engicam.com Cc: Michael Trimarchi michael@amarulasolutions.com Signed-off-by: Jagan Teki jagan@amarulasolutions.com --- arch/arm/cpu/armv7/mx6/Kconfig | 2 + board/engicam/icorem6/icorem6.c | 142 ++++++++++++++++++++-------------------- include/configs/imx6qdl_icore.h | 4 ++ 3 files changed, 78 insertions(+), 70 deletions(-)
diff --git a/arch/arm/cpu/armv7/mx6/Kconfig b/arch/arm/cpu/armv7/mx6/Kconfig index e2431a8..762a581 100644 --- a/arch/arm/cpu/armv7/mx6/Kconfig +++ b/arch/arm/cpu/armv7/mx6/Kconfig @@ -100,6 +100,8 @@ config TARGET_MX6Q_ICORE select MX6QDL select OF_CONTROL select DM + select DM_GPIO + select DM_MMC select DM_THERMAL select SUPPORT_SPL
diff --git a/board/engicam/icorem6/icorem6.c b/board/engicam/icorem6/icorem6.c index a23cb7e..a370c8b 100644 --- a/board/engicam/icorem6/icorem6.c +++ b/board/engicam/icorem6/icorem6.c @@ -7,8 +7,6 @@ */
#include <common.h> -#include <fsl_esdhc.h> -#include <mmc.h> #include <miiphy.h> #include <netdev.h>
@@ -29,10 +27,6 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
-#define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ - PAD_CTL_PUS_22K_UP | PAD_CTL_SPEED_LOW | \ - PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) - #define ENET_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_HYS) @@ -55,70 +49,6 @@ static iomux_v3_cfg_t const enet_pads[] = { IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | MUX_PAD_CTRL(NO_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)), - IOMUX_PADS(PAD_GPIO_1__GPIO1_IO01 | MUX_PAD_CTRL(NO_PAD_CTRL)),/* CD */ -}; - -#ifdef CONFIG_FSL_ESDHC -#define USDHC1_CD_GPIO IMX_GPIO_NR(1, 1) - -struct fsl_esdhc_cfg usdhc_cfg[1] = { - {USDHC1_BASE_ADDR, 0, 4}, -}; - -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; - } - - return ret; -} - -int board_mmc_init(bd_t *bis) -{ - int i, ret; - - /* - * According to the board_mmc_init() the following map is done: - * (U-boot device node) (Physical Port) - * mmc0 USDHC1 - */ - for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { - switch (i) { - case 0: - SETUP_IOMUX_PADS(usdhc1_pads); - gpio_direction_input(USDHC1_CD_GPIO); - usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); - break; - default: - printf("Warning - USDHC%d controller not supporting\n", - i + 1); - return 0; - } - - ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); - if (ret) { - printf("Warning: failed to initialize mmc dev %d\n", i); - return ret; - } - } - - return 0; -} -#endif - #ifdef CONFIG_FEC_MXC #define ENET_PHY_RST IMX_GPIO_NR(7, 12) static int setup_fec(void) @@ -200,6 +130,78 @@ int dram_init(void) #include <asm/arch/crm_regs.h> #include <asm/arch/mx6-ddr.h>
+/* MMC board initialization is needed till adding DM support in SPL */ +#if defined(CONFIG_FSL_ESDHC) && !defined(CONFIG_DM_MMC) +#include <mmc.h> +#include <fsl_esdhc.h> + +#define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_22K_UP | PAD_CTL_SPEED_LOW | \ + PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +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)), + IOMUX_PADS(PAD_GPIO_1__GPIO1_IO01 | MUX_PAD_CTRL(NO_PAD_CTRL)),/* CD */ +}; + +#define USDHC1_CD_GPIO IMX_GPIO_NR(1, 1) + +struct fsl_esdhc_cfg usdhc_cfg[1] = { + {USDHC1_BASE_ADDR, 0, 4}, +}; + +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; + } + + return ret; +} + +int board_mmc_init(bd_t *bis) +{ + int i, ret; + + /* + * According to the board_mmc_init() the following map is done: + * (U-boot device node) (Physical Port) + * mmc0 USDHC1 + */ + for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { + switch (i) { + case 0: + SETUP_IOMUX_PADS(usdhc1_pads); + gpio_direction_input(USDHC1_CD_GPIO); + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); + break; + default: + printf("Warning - USDHC%d controller not supporting\n", + i + 1); + return 0; + } + + ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); + if (ret) { + printf("Warning: failed to initialize mmc dev %d\n", i); + return ret; + } + } + + return 0; +} +#endif + /* * Driving strength: * 0x30 == 40 Ohm diff --git a/include/configs/imx6qdl_icore.h b/include/configs/imx6qdl_icore.h index ad4c5f2..6b58447 100644 --- a/include/configs/imx6qdl_icore.h +++ b/include/configs/imx6qdl_icore.h @@ -127,6 +127,10 @@ #ifdef CONFIG_SPL # define CONFIG_SPL_MMC_SUPPORT # include "imx6_spl.h" +# ifdef CONFIG_SPL_BUILD +# undef CONFIG_DM_GPIO +# undef CONFIG_DM_MMC +# endif #endif
#endif /* __IMX6QLD_ICORE_CONFIG_H */