diff options
Diffstat (limited to 'board/toradex/apalis_imx6/apalis_imx6.c')
| -rw-r--r-- | board/toradex/apalis_imx6/apalis_imx6.c | 90 |
1 files changed, 52 insertions, 38 deletions
diff --git a/board/toradex/apalis_imx6/apalis_imx6.c b/board/toradex/apalis_imx6/apalis_imx6.c index d11207c7f4..f685c3ec02 100644 --- a/board/toradex/apalis_imx6/apalis_imx6.c +++ b/board/toradex/apalis_imx6/apalis_imx6.c @@ -2,38 +2,32 @@ /* * Copyright (C) 2010-2013 Freescale Semiconductor, Inc. * Copyright (C) 2013, Boundary Devices <info@boundarydevices.com> - * Copyright (C) 2014-2016, Toradex AG + * Copyright (C) 2014-2019, Toradex AG * copied from nitrogen6x */ #include <common.h> #include <dm.h> -#include <environment.h> + #include <asm/arch/clock.h> #include <asm/arch/crm_regs.h> -#include <asm/arch/mxc_hdmi.h> #include <asm/arch/imx-regs.h> -#include <asm/arch/iomux.h> -#include <asm/arch/sys_proto.h> -#include <asm/arch/mx6-pins.h> #include <asm/arch/mx6-ddr.h> +#include <asm/arch/mx6-pins.h> +#include <asm/arch/mxc_hdmi.h> +#include <asm/arch/sys_proto.h> #include <asm/bootm.h> #include <asm/gpio.h> -#include <asm/io.h> +#include <asm/mach-imx/boot_mode.h> #include <asm/mach-imx/iomux-v3.h> #include <asm/mach-imx/mxc_i2c.h> #include <asm/mach-imx/sata.h> -#include <asm/mach-imx/boot_mode.h> #include <asm/mach-imx/video.h> #include <dm/platform_data/serial_mxc.h> -#include <dm/platdata.h> +#include <environment.h> #include <fsl_esdhc.h> #include <i2c.h> -#include <input.h> #include <imx_thermal.h> -#include <linux/errno.h> -#include <malloc.h> -#include <mmc.h> #include <micrel.h> #include <miiphy.h> #include <netdev.h> @@ -200,7 +194,7 @@ iomux_v3_cfg_t const usdhc3_pads[] = { MX6_PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD3_RST__GPIO7_IO08 | MUX_PAD_CTRL(WEAK_PULLUP), + MX6_PAD_SD3_RST__GPIO7_IO08 | MUX_PAD_CTRL(WEAK_PULLUP) | MUX_MODE_SION, }; int mx6_rgmii_rework(struct phy_device *phydev) @@ -241,7 +235,8 @@ iomux_v3_cfg_t const enet_pads[] = { MX6_PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL), /* KSZ9031 PHY Reset */ - MX6_PAD_ENET_CRS_DV__GPIO1_IO25 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_ENET_CRS_DV__GPIO1_IO25 | MUX_PAD_CTRL(NO_PAD_CTRL) | + MUX_MODE_SION, # define GPIO_ENET_PHY_RESET IMX_GPIO_NR(1, 25) }; @@ -253,6 +248,7 @@ static void setup_iomux_enet(void) static int reset_enet_phy(struct mii_dev *bus) { /* Reset KSZ9031 PHY */ + gpio_request(GPIO_ENET_PHY_RESET, "ETH_RESET#"); gpio_direction_output(GPIO_ENET_PHY_RESET, 0); mdelay(10); gpio_set_value(GPIO_ENET_PHY_RESET, 1); @@ -263,15 +259,24 @@ static int reset_enet_phy(struct mii_dev *bus) /* mux the Apalis GPIO pins, so they can be used from the U-Boot cmdline */ iomux_v3_cfg_t const gpio_pads[] = { /* Apalis GPIO1 - GPIO8 */ - MX6_PAD_NANDF_D4__GPIO2_IO04 | MUX_PAD_CTRL(WEAK_PULLUP), - MX6_PAD_NANDF_D5__GPIO2_IO05 | MUX_PAD_CTRL(WEAK_PULLUP), - MX6_PAD_NANDF_D6__GPIO2_IO06 | MUX_PAD_CTRL(WEAK_PULLUP), - MX6_PAD_NANDF_D7__GPIO2_IO07 | MUX_PAD_CTRL(WEAK_PULLUP), - MX6_PAD_NANDF_RB0__GPIO6_IO10 | MUX_PAD_CTRL(WEAK_PULLUP), - MX6_PAD_NANDF_WP_B__GPIO6_IO09 | MUX_PAD_CTRL(WEAK_PULLUP), - MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(WEAK_PULLDOWN), - MX6_PAD_GPIO_6__GPIO1_IO06 | MUX_PAD_CTRL(WEAK_PULLUP), - MX6_PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(WEAK_PULLUP), + MX6_PAD_NANDF_D4__GPIO2_IO04 | MUX_PAD_CTRL(WEAK_PULLUP) | + MUX_MODE_SION, + MX6_PAD_NANDF_D5__GPIO2_IO05 | MUX_PAD_CTRL(WEAK_PULLUP) | + MUX_MODE_SION, + MX6_PAD_NANDF_D6__GPIO2_IO06 | MUX_PAD_CTRL(WEAK_PULLUP) | + MUX_MODE_SION, + MX6_PAD_NANDF_D7__GPIO2_IO07 | MUX_PAD_CTRL(WEAK_PULLUP) | + MUX_MODE_SION, + MX6_PAD_NANDF_RB0__GPIO6_IO10 | MUX_PAD_CTRL(WEAK_PULLUP) | + MUX_MODE_SION, + MX6_PAD_NANDF_WP_B__GPIO6_IO09 | MUX_PAD_CTRL(WEAK_PULLUP) | + MUX_MODE_SION, + MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(WEAK_PULLDOWN) | + MUX_MODE_SION, + MX6_PAD_GPIO_6__GPIO1_IO06 | MUX_PAD_CTRL(WEAK_PULLUP) | + MUX_MODE_SION, + MX6_PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(WEAK_PULLUP) | + MUX_MODE_SION, }; static void setup_iomux_gpio(void) @@ -281,7 +286,7 @@ static void setup_iomux_gpio(void) iomux_v3_cfg_t const usb_pads[] = { /* USBH_EN */ - MX6_PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL) | MUX_MODE_SION, # define GPIO_USBH_EN IMX_GPIO_NR(1, 0) /* USB_VBUS_DET */ MX6_PAD_EIM_D28__GPIO3_IO28 | MUX_PAD_CTRL(NO_PAD_CTRL), @@ -289,7 +294,7 @@ iomux_v3_cfg_t const usb_pads[] = { /* USBO1_ID */ MX6_PAD_ENET_RX_ER__USB_OTG_ID | MUX_PAD_CTRL(WEAK_PULLUP), /* USBO1_EN */ - MX6_PAD_EIM_D22__GPIO3_IO22 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_EIM_D22__GPIO3_IO22 | MUX_PAD_CTRL(NO_PAD_CTRL) | MUX_MODE_SION, # define GPIO_USBO_EN IMX_GPIO_NR(3, 22) }; @@ -321,7 +326,6 @@ static void setup_iomux_dte_uart(void) imx_iomux_v3_setup_multiple_pads(uart1_pads_dte, ARRAY_SIZE(uart1_pads_dte)); } - static void setup_iomux_dce_uart(void) { setup_dcemode_uart(); @@ -360,7 +364,7 @@ int board_ehci_power(int port, int on) #endif #ifdef CONFIG_FSL_ESDHC -/* use the following sequence: eMMC, MMC, SD */ +/* use the following sequence: eMMC, MMC1, SD1 */ struct fsl_esdhc_cfg usdhc_cfg[CONFIG_SYS_FSL_USDHC_NUM] = { {USDHC3_BASE_ADDR}, {USDHC1_BASE_ADDR}, @@ -374,10 +378,12 @@ int board_mmc_getcd(struct mmc *mmc) switch (cfg->esdhc_base) { case USDHC1_BASE_ADDR: + gpio_request(GPIO_MMC_CD, "MMC_CD"); gpio_direction_input(GPIO_MMC_CD); ret = !gpio_get_value(GPIO_MMC_CD); break; case USDHC2_BASE_ADDR: + gpio_request(GPIO_MMC_CD, "SD_CD"); gpio_direction_input(GPIO_SD_CD); ret = !gpio_get_value(GPIO_SD_CD); break; @@ -424,7 +430,7 @@ int board_mmc_init(bd_t *bis) } return status; -#else +#else /* CONFIG_SPL_BUILD */ struct src *psrc = (struct src *)SRC_BASE_ADDR; unsigned reg = readl(&psrc->sbmr1) >> 11; /* @@ -463,9 +469,9 @@ int board_mmc_init(bd_t *bis) } return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); -#endif +#endif /* CONFIG_SPL_BUILD */ } -#endif +#endif /* CONFIG_FSL_ESDHC */ int board_phy_config(struct phy_device *phydev) { @@ -489,6 +495,7 @@ int board_eth_init(bd_t *bis) bus = fec_get_miibus(base, -1); if (!bus) return 0; + bus->reset = reset_enet_phy; /* scan PHY 4,5,6,7 */ phydev = phy_find_by_mask(bus, (0xf << 4), PHY_INTERFACE_MODE_RGMII); @@ -497,6 +504,7 @@ int board_eth_init(bd_t *bis) puts("no PHY found\n"); return 0; } + printf("using PHY at %d\n", phydev->addr); ret = fec_probe(bis, -1, base, bus, phydev); if (ret) { @@ -504,7 +512,8 @@ int board_eth_init(bd_t *bis) free(phydev); free(bus); } -#endif +#endif /* CONFIG_FEC_MXC */ + return 0; } @@ -520,18 +529,21 @@ static iomux_v3_cfg_t const pwr_intb_pads[] = { static iomux_v3_cfg_t const backlight_pads[] = { /* Backlight on RGB connector: J15 */ - MX6_PAD_EIM_DA13__GPIO3_IO13 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_EIM_DA13__GPIO3_IO13 | MUX_PAD_CTRL(NO_PAD_CTRL) | + MUX_MODE_SION, #define RGB_BACKLIGHT_GP IMX_GPIO_NR(3, 13) /* additional CPU pin on BKL_PWM, keep in tristate */ MX6_PAD_EIM_DA14__GPIO3_IO14 | MUX_PAD_CTRL(TRISTATE), /* Backlight PWM, used as GPIO in U-Boot */ - MX6_PAD_SD4_DAT2__GPIO2_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_SD4_DAT2__GPIO2_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL) | + MUX_MODE_SION, #define RGB_BACKLIGHTPWM_GP IMX_GPIO_NR(2, 10) /* buffer output enable 0: buffer enabled */ - MX6_PAD_EIM_A25__GPIO5_IO02 | MUX_PAD_CTRL(WEAK_PULLUP), + MX6_PAD_EIM_A25__GPIO5_IO02 | MUX_PAD_CTRL(WEAK_PULLUP) | MUX_MODE_SION, #define RGB_BACKLIGHTPWM_OE IMX_GPIO_NR(5, 2) /* PSAVE# integrated VDAC */ - MX6_PAD_EIM_BCLK__GPIO6_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_EIM_BCLK__GPIO6_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL) | + MUX_MODE_SION, #define VGA_PSAVE_NOT_GP IMX_GPIO_NR(6, 31) }; @@ -741,6 +753,9 @@ static void setup_display(void) imx_iomux_v3_setup_multiple_pads(backlight_pads, ARRAY_SIZE(backlight_pads)); /* use 0 for EDT 7", use 1 for LG fullHD panel */ + gpio_request(RGB_BACKLIGHTPWM_GP, "BKL1_PWM"); + gpio_request(RGB_BACKLIGHTPWM_OE, "BKL1_PWM_EN"); + gpio_request(RGB_BACKLIGHT_GP, "BKL1_ON"); gpio_direction_output(RGB_BACKLIGHTPWM_GP, 0); gpio_direction_output(RGB_BACKLIGHTPWM_OE, 0); gpio_direction_output(RGB_BACKLIGHT_GP, 1); @@ -1143,7 +1158,6 @@ MX6_MMDC_P0_MDSCR, 0x00000000, MX6_MMDC_P0_MAPSR, 0x00011006, }; - static void ccgr_init(void) { struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; @@ -1232,7 +1246,7 @@ void reset_cpu(ulong addr) { } -#endif +#endif /* CONFIG_SPL_BUILD */ static struct mxc_serial_platdata mxc_serial_plat = { .reg = (struct mxc_uart *)UART1_BASE, |