diff options
Diffstat (limited to 'board/liebherr/mccmon6/mccmon6.c')
| -rw-r--r-- | board/liebherr/mccmon6/mccmon6.c | 490 |
1 files changed, 490 insertions, 0 deletions
diff --git a/board/liebherr/mccmon6/mccmon6.c b/board/liebherr/mccmon6/mccmon6.c new file mode 100644 index 0000000..eb5eae4 --- /dev/null +++ b/board/liebherr/mccmon6/mccmon6.c @@ -0,0 +1,490 @@ +/* + * Copyright (C) 2016-2017 + * Lukasz Majewski, DENX Software Engineering, lukma@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#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/imx-common/iomux-v3.h> +#include <asm/imx-common/mxc_i2c.h> +#include <asm/imx-common/spi.h> +#include <asm/imx-common/boot_mode.h> +#include <asm/io.h> +#include <fsl_esdhc.h> +#include <mmc.h> +#include <netdev.h> +#include <micrel.h> +#include <phy.h> +#include <input.h> +#include <i2c.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 ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) + +#define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) + +#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ + PAD_CTL_ODE | PAD_CTL_SRE_FAST) + +#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 ETH_PHY_RESET IMX_GPIO_NR(1, 27) +#define ECSPI3_CS0 IMX_GPIO_NR(4, 24) +#define ECSPI3_FLWP IMX_GPIO_NR(4, 27) +#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(); + + 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 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)), + IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL + | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK + | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL + | MUX_PAD_CTRL(ENET_PAD_CTRL)), + /* KSZ9031 PHY Reset */ + IOMUX_PADS(PAD_ENET_RXD0__GPIO1_IO27 | MUX_PAD_CTRL(NO_PAD_CTRL)), +}; + +static void setup_iomux_uart(void) +{ + SETUP_IOMUX_PADS(uart1_pads); +} + +static void setup_iomux_enet(void) +{ + SETUP_IOMUX_PADS(enet_pads); + + /* Reset KSZ9031 PHY */ + gpio_direction_output(ETH_PHY_RESET, 0); + mdelay(10); + gpio_set_value(ETH_PHY_RESET, 1); + udelay(100); +} + +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(); +} + +/* mccmon6 board has SPI Flash is connected to SPI3 */ +int board_spi_cs_gpio(unsigned bus, unsigned cs) +{ + return (bus == 2 && cs == 0) ? ECSPI3_CS0 : -1; +} + +static iomux_v3_cfg_t const ecspi3_pads[] = { + /* SPI3 */ + IOMUX_PADS(PAD_DISP0_DAT3__GPIO4_IO24 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_DISP0_DAT2__ECSPI3_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL)), + IOMUX_PADS(PAD_DISP0_DAT1__ECSPI3_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL)), + IOMUX_PADS(PAD_DISP0_DAT0__ECSPI3_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL)), +}; + +void setup_spi(void) +{ + SETUP_IOMUX_PADS(ecspi3_pads); + + enable_spi_clk(true, 2); + + /* set cs0 to high */ + gpio_direction_output(ECSPI3_CS0, 1); + + /* set flwp to high */ + gpio_direction_output(ECSPI3_FLWP, 1); +} + +struct i2c_pads_info mx6q_i2c1_pad_info = { + .scl = { + .i2c_mode = MX6Q_PAD_CSI0_DAT9__I2C1_SCL + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6Q_PAD_CSI0_DAT9__GPIO5_IO27 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(5, 27) + }, + .sda = { + .i2c_mode = MX6Q_PAD_CSI0_DAT8__I2C1_SDA + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6Q_PAD_CSI0_DAT8__GPIO5_IO26 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(5, 26) + } +}; + +struct i2c_pads_info mx6q_i2c2_pad_info = { + .scl = { + .i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6Q_PAD_KEY_COL3__GPIO4_IO12 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(4, 12) + }, + .sda = { + .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(4, 13) + } +}; + +int board_eth_init(bd_t *bis) +{ + setup_iomux_enet(); + + return cpu_eth_init(bis); +} + +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(); + setup_spi(); + + setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c1_pad_info); + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c2_pad_info); + + return 0; +} + +int board_late_init(void) +{ + setenv("board_name", "mccmon6"); + + return 0; +} + +int checkboard(void) +{ + puts("Board: MCCMON6\n"); + + return 0; +} + +int board_phy_config(struct phy_device *phydev) +{ + /* + * Default setting for GMII Clock Pad Skew Register 0x1EF: + * MMD Address 0x2h, Register 0x8h + * + * GTX_CLK Pad Skew 0xF -> 0.9 nsec skew + * RX_CLK Pad Skew 0xF -> 0.9 nsec skew + * + * Adjustment -> write 0x3FF: + * GTX_CLK Pad Skew 0x1F -> 1.8 nsec skew + * RX_CLK Pad Skew 0x1F -> 1.8 nsec skew + * + */ + ksz9031_phy_extended_write(phydev, 0x2, + MII_KSZ9031_EXT_RGMII_CLOCK_SKEW, + MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x3FF); + + ksz9031_phy_extended_write(phydev, 0x02, + MII_KSZ9031_EXT_RGMII_CTRL_SIG_SKEW, + MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x00FF); + + ksz9031_phy_extended_write(phydev, 0x2, + MII_KSZ9031_EXT_RGMII_RX_DATA_SKEW, + MII_KSZ9031_MOD_DATA_NO_POST_INC, + 0x3333); + + ksz9031_phy_extended_write(phydev, 0x2, + MII_KSZ9031_EXT_RGMII_TX_DATA_SKEW, + MII_KSZ9031_MOD_DATA_NO_POST_INC, + 0x2052); + + if (phydev->drv->config) + phydev->drv->config(phydev); + + 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 = getenv_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 = getenv_f("recovery_status", s, sizeof(s)); + if (ret != -1) + return 1; + + return 0; +} +#endif /* CONFIG_SPL_OS_BOOT */ |