The mccmon6 has been used a "mixed" approach between SPL and u-boot proper sources.
This commit decoupes SPL and u-boot proper, which allows clear distinction between those two code bases and facilitates conversion to DM/DTS on this particular board.
Signed-off-by: Lukasz Majewski lukma@denx.de ---
Changes in v2: None
board/liebherr/mccmon6/Makefile | 7 +- board/liebherr/mccmon6/mccmon6.c | 285 --------------------------------------- board/liebherr/mccmon6/spl.c | 266 +++++++++++++++++++++++++++++++++++- 3 files changed, 268 insertions(+), 290 deletions(-)
diff --git a/board/liebherr/mccmon6/Makefile b/board/liebherr/mccmon6/Makefile index ead6750ebf..3c9786c6b7 100644 --- a/board/liebherr/mccmon6/Makefile +++ b/board/liebherr/mccmon6/Makefile @@ -2,5 +2,8 @@ # # (C) Copyright 2016-2017 # Lukasz Majewski, DENX Software Engineering, lukma@denx.de - -obj-y := mccmon6.o spl.o +ifdef CONFIG_SPL_BUILD +obj-y := spl.o +else +obj-y := mccmon6.o +endif diff --git a/board/liebherr/mccmon6/mccmon6.c b/board/liebherr/mccmon6/mccmon6.c index 497095572e..33b28aca11 100644 --- a/board/liebherr/mccmon6/mccmon6.c +++ b/board/liebherr/mccmon6/mccmon6.c @@ -8,37 +8,11 @@ #include <asm/arch/clock.h> #include <asm/arch/iomux.h> #include <asm/arch/imx-regs.h> -#include <asm/arch/mx6-pins.h> #include <asm/arch/sys_proto.h> #include <asm/gpio.h> -#include <asm/mach-imx/iomux-v3.h> -#include <asm/mach-imx/boot_mode.h> -#include <asm/io.h> -#include <fsl_esdhc.h> -#include <mmc.h> -#include <netdev.h> -#include <phy.h> -#include <input.h> -#include <spl.h>
DECLARE_GLOBAL_DATA_PTR;
-#define UART_PAD_CTRL (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_PUS_47K_UP | \ - PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ - PAD_CTL_SRE_FAST | PAD_CTL_HYS) - -#define WEIM_NOR_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ - PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ - PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) - -#define USDHC2_CD_GPIO IMX_GPIO_NR(1, 4) -#define NOR_WP IMX_GPIO_NR(1, 1) -#define DISPLAY_EN IMX_GPIO_NR(1, 2) - int dram_init(void) { gd->ram_size = imx_ddr_size(); @@ -46,198 +20,11 @@ int dram_init(void) return 0; }
-static iomux_v3_cfg_t const uart1_pads[] = { - IOMUX_PADS(PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), - IOMUX_PADS(PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), -}; - -static iomux_v3_cfg_t const usdhc2_pads[] = { - IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - /* Carrier MicroSD Card Detect */ - IOMUX_PADS(PAD_GPIO_4__GPIO1_IO04 | 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)), - IOMUX_PADS(PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_RST__SD3_RESET | MUX_PAD_CTRL(USDHC_PAD_CTRL)), -}; - -static void setup_iomux_uart(void) -{ - SETUP_IOMUX_PADS(uart1_pads); -} - -static struct fsl_esdhc_cfg usdhc_cfg[2] = { - {USDHC3_BASE_ADDR}, - {USDHC2_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 USDHC2_BASE_ADDR: - ret = !gpio_get_value(USDHC2_CD_GPIO); - break; - case USDHC3_BASE_ADDR: - /* - * eMMC don't have card detect pin - since it is soldered to the - * PCB board - */ - ret = 1; - break; - } - return ret; -} - -int board_mmc_init(bd_t *bis) -{ - int ret; - u32 index = 0; - - /* - * MMC MAP - * (U-Boot device node) (Physical Port) - * mmc0 Soldered on board eMMC device - * mmc1 MicroSD card - */ - 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 = 8; - break; - case 1: - SETUP_IOMUX_PADS(usdhc2_pads); - usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); - usdhc_cfg[1].max_bus_width = 4; - gpio_direction_input(USDHC2_CD_GPIO); - break; - default: - printf("Warning: More USDHC controllers (%d) than supported (%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 iomux_v3_cfg_t const eimnor_pads[] = { - IOMUX_PADS(PAD_EIM_D16__EIM_DATA16 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D17__EIM_DATA17 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D18__EIM_DATA18 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D19__EIM_DATA19 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D20__EIM_DATA20 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D21__EIM_DATA21 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D22__EIM_DATA22 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D23__EIM_DATA23 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D24__EIM_DATA24 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D25__EIM_DATA25 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D26__EIM_DATA26 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D27__EIM_DATA27 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D28__EIM_DATA28 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D29__EIM_DATA29 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D30__EIM_DATA30 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_D31__EIM_DATA31 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA0__EIM_AD00 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA1__EIM_AD01 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA2__EIM_AD02 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA3__EIM_AD03 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA4__EIM_AD04 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA5__EIM_AD05 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA6__EIM_AD06 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA7__EIM_AD07 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA8__EIM_AD08 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA9__EIM_AD09 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA10__EIM_AD10 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA11__EIM_AD11 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA12__EIM_AD12 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA13__EIM_AD13 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA14__EIM_AD14 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_DA15__EIM_AD15 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_A16__EIM_ADDR16 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_A17__EIM_ADDR17 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_A18__EIM_ADDR18 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_A19__EIM_ADDR19 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_A20__EIM_ADDR20 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_A21__EIM_ADDR21 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_A22__EIM_ADDR22 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_A23__EIM_ADDR23 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_A24__EIM_ADDR24 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_A25__EIM_ADDR25 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_OE__EIM_OE_B | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_RW__EIM_RW | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_CS0__EIM_CS0_B | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_GPIO_1__GPIO1_IO01 | MUX_PAD_CTRL(NO_PAD_CTRL)), -}; - -static void eimnor_cs_setup(void) -{ - struct weim *weim_regs = (struct weim *)WEIM_BASE_ADDR; - - - /* NOR configuration */ - writel(0x00620181, &weim_regs->cs0gcr1); - writel(0x00000001, &weim_regs->cs0gcr2); - writel(0x0b020000, &weim_regs->cs0rcr1); - writel(0x0000b000, &weim_regs->cs0rcr2); - writel(0x0804a240, &weim_regs->cs0wcr1); - writel(0x00000000, &weim_regs->cs0wcr2); - - writel(0x00000120, &weim_regs->wcr); - writel(0x00000010, &weim_regs->wiar); - writel(0x00000000, &weim_regs->ear); - - set_chipselect_size(CS0_128); -} - -static void setup_eimnor(void) -{ - SETUP_IOMUX_PADS(eimnor_pads); - gpio_direction_output(NOR_WP, 1); - - enable_eim_clk(1); - eimnor_cs_setup(); -} - -int board_early_init_f(void) -{ - setup_iomux_uart(); - - return 0; -} - int board_init(void) { /* address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
- gpio_direction_output(DISPLAY_EN, 1); - - setup_eimnor(); - return 0; }
@@ -254,75 +41,3 @@ int checkboard(void)
return 0; } - -#ifdef CONFIG_SPL_BOARD_INIT -void spl_board_init(void) -{ - setup_eimnor(); - - gpio_direction_output(DISPLAY_EN, 1); -} -#endif /* CONFIG_SPL_BOARD_INIT */ - -#ifdef CONFIG_SPL_BUILD -void board_boot_order(u32 *spl_boot_list) -{ - switch (spl_boot_device()) { - case BOOT_DEVICE_MMC2: - case BOOT_DEVICE_MMC1: - spl_boot_list[0] = BOOT_DEVICE_MMC2; - spl_boot_list[1] = BOOT_DEVICE_MMC1; - break; - - case BOOT_DEVICE_NOR: - spl_boot_list[0] = BOOT_DEVICE_NOR; - break; - } -} -#endif /* CONFIG_SPL_BUILD */ - -#ifdef CONFIG_SPL_OS_BOOT -int spl_start_uboot(void) -{ - char s[16]; - int ret; - /* - * We use BOOT_DEVICE_MMC1, but SD card is connected - * to MMC2 - * - * Correct "mapping" is delivered in board defined - * board_boot_order() function. - * - * SD card boot is regarded as a "development" one, - * hence we _always_ go through the u-boot. - * - */ - if (spl_boot_device() == BOOT_DEVICE_MMC1) - return 1; - - /* break into full u-boot on 'c' */ - if (serial_tstc() && serial_getc() == 'c') - return 1; - - env_init(); - ret = env_get_f("boot_os", s, sizeof(s)); - if ((ret != -1) && (strcmp(s, "no") == 0)) - return 1; - - /* - * Check if SWUpdate recovery needs to be started - * - * recovery_status = NULL (not set - ret == -1) -> normal operation - * - * recovery_status = progress or - * recovery_status = failed or - * recovery_status = <any value> -> start SWUpdate - * - */ - ret = env_get_f("recovery_status", s, sizeof(s)); - if (ret != -1) - return 1; - - return 0; -} -#endif /* CONFIG_SPL_OS_BOOT */ diff --git a/board/liebherr/mccmon6/spl.c b/board/liebherr/mccmon6/spl.c index acfc4902c1..afd080fe26 100644 --- a/board/liebherr/mccmon6/spl.c +++ b/board/liebherr/mccmon6/spl.c @@ -20,7 +20,6 @@ #include <asm/arch/sys_proto.h> #include <spl.h>
-#if defined(CONFIG_SPL_BUILD) #include <asm/arch/mx6-ddr.h> /* * Driving strength: @@ -274,6 +273,20 @@ static void spl_dram_init(void) udelay(100); }
+#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ + PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +static iomux_v3_cfg_t const uart1_pads[] = { + IOMUX_PADS(PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), + IOMUX_PADS(PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), +}; + +static void setup_iomux_uart(void) +{ + SETUP_IOMUX_PADS(uart1_pads); +} + void board_init_f(ulong dummy) { ccgr_init(); @@ -284,7 +297,7 @@ void board_init_f(ulong dummy) gpr_init();
/* iomux */ - board_early_init_f(); + setup_iomux_uart();
/* setup GP timer */ timer_init(); @@ -295,4 +308,251 @@ void board_init_f(ulong dummy) /* DDR initialization */ spl_dram_init(); } -#endif + +void board_boot_order(u32 *spl_boot_list) +{ + switch (spl_boot_device()) { + case BOOT_DEVICE_MMC2: + case BOOT_DEVICE_MMC1: + spl_boot_list[0] = BOOT_DEVICE_MMC2; + spl_boot_list[1] = BOOT_DEVICE_MMC1; + break; + + case BOOT_DEVICE_NOR: + spl_boot_list[0] = BOOT_DEVICE_NOR; + break; + } +} + +#ifdef CONFIG_SPL_OS_BOOT +int spl_start_uboot(void) +{ + char s[16]; + int ret; + /* + * We use BOOT_DEVICE_MMC1, but SD card is connected + * to MMC2 + * + * Correct "mapping" is delivered in board defined + * board_boot_order() function. + * + * SD card boot is regarded as a "development" one, + * hence we _always_ go through the u-boot. + * + */ + if (spl_boot_device() == BOOT_DEVICE_MMC1) + return 1; + + /* break into full u-boot on 'c' */ + if (serial_tstc() && serial_getc() == 'c') + return 1; + + env_init(); + ret = env_get_f("boot_os", s, sizeof(s)); + if ((ret != -1) && (strcmp(s, "no") == 0)) + return 1; + + /* + * Check if SWUpdate recovery needs to be started + * + * recovery_status = NULL (not set - ret == -1) -> normal operation + * + * recovery_status = progress or + * recovery_status = failed or + * recovery_status = <any value> -> start SWUpdate + * + */ + ret = env_get_f("recovery_status", s, sizeof(s)); + if (ret != -1) + return 1; + + return 0; +} +#endif /* CONFIG_SPL_OS_BOOT */ + +#define WEIM_NOR_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) + +#define NOR_WP IMX_GPIO_NR(1, 1) + +static iomux_v3_cfg_t const eimnor_pads[] = { + IOMUX_PADS(PAD_EIM_D16__EIM_DATA16 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D17__EIM_DATA17 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D18__EIM_DATA18 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D19__EIM_DATA19 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D20__EIM_DATA20 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D21__EIM_DATA21 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D22__EIM_DATA22 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D23__EIM_DATA23 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D24__EIM_DATA24 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D25__EIM_DATA25 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D26__EIM_DATA26 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D27__EIM_DATA27 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D28__EIM_DATA28 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D29__EIM_DATA29 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D30__EIM_DATA30 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D31__EIM_DATA31 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA0__EIM_AD00 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA1__EIM_AD01 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA2__EIM_AD02 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA3__EIM_AD03 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA4__EIM_AD04 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA5__EIM_AD05 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA6__EIM_AD06 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA7__EIM_AD07 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA8__EIM_AD08 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA9__EIM_AD09 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA10__EIM_AD10 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA11__EIM_AD11 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA12__EIM_AD12 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA13__EIM_AD13 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA14__EIM_AD14 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_DA15__EIM_AD15 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A16__EIM_ADDR16 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A17__EIM_ADDR17 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A18__EIM_ADDR18 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A19__EIM_ADDR19 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A20__EIM_ADDR20 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A21__EIM_ADDR21 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A22__EIM_ADDR22 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A23__EIM_ADDR23 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A24__EIM_ADDR24 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_A25__EIM_ADDR25 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_OE__EIM_OE_B | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_RW__EIM_RW | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_CS0__EIM_CS0_B | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_GPIO_1__GPIO1_IO01 | MUX_PAD_CTRL(NO_PAD_CTRL)), +}; + +static void eimnor_cs_setup(void) +{ + struct weim *weim_regs = (struct weim *)WEIM_BASE_ADDR; + + /* NOR configuration */ + writel(0x00620181, &weim_regs->cs0gcr1); + writel(0x00000001, &weim_regs->cs0gcr2); + writel(0x0b020000, &weim_regs->cs0rcr1); + writel(0x0000b000, &weim_regs->cs0rcr2); + writel(0x0804a240, &weim_regs->cs0wcr1); + writel(0x00000000, &weim_regs->cs0wcr2); + + writel(0x00000120, &weim_regs->wcr); + writel(0x00000010, &weim_regs->wiar); + writel(0x00000000, &weim_regs->ear); + + set_chipselect_size(CS0_128); +} + +static void setup_eimnor(void) +{ + SETUP_IOMUX_PADS(eimnor_pads); + gpio_direction_output(NOR_WP, 1); + + enable_eim_clk(1); + eimnor_cs_setup(); +} + +#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 USDHC2_CD_GPIO IMX_GPIO_NR(1, 4) + +static iomux_v3_cfg_t const usdhc2_pads[] = { + IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + /* Carrier MicroSD Card Detect */ + IOMUX_PADS(PAD_GPIO_4__GPIO1_IO04 | 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)), + IOMUX_PADS(PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_RST__SD3_RESET | MUX_PAD_CTRL(USDHC_PAD_CTRL)), +}; + +static struct fsl_esdhc_cfg usdhc_cfg[2] = { + {USDHC3_BASE_ADDR}, + {USDHC2_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 USDHC2_BASE_ADDR: + ret = !gpio_get_value(USDHC2_CD_GPIO); + break; + case USDHC3_BASE_ADDR: + /* + * eMMC don't have card detect pin - since it is soldered to the + * PCB board + */ + ret = 1; + break; + } + return ret; +} + +int board_mmc_init(bd_t *bis) +{ + int ret; + u32 index = 0; + + /* + * MMC MAP + * (U-Boot device node) (Physical Port) + * mmc0 Soldered on board eMMC device + * mmc1 MicroSD card + */ + 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 = 8; + break; + case 1: + SETUP_IOMUX_PADS(usdhc2_pads); + usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); + usdhc_cfg[1].max_bus_width = 4; + gpio_direction_input(USDHC2_CD_GPIO); + break; + default: + printf("Warning: More USDHC controllers (%d) than supported (%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; +} + +#ifdef CONFIG_SPL_BOARD_INIT +#define DISPLAY_EN IMX_GPIO_NR(1, 2) +void spl_board_init(void) +{ + setup_eimnor(); + + gpio_direction_output(DISPLAY_EN, 1); +} +#endif /* CONFIG_SPL_BOARD_INIT */