board/freescale/pico-imx7d/pico-imx7d.c

/*
 * Copyright (C) 2015 Freescale Semiconductor, Inc.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/mx7-pins.h>
#include <asm/arch/sys_proto.h>
#include <asm/gpio.h>
#include <asm/imx-common/iomux-v3.h>
#include <asm/imx-common/boot_mode.h>
#include <asm/io.h>
#include <linux/sizes.h>
#include <common.h>
#include <fsl_esdhc.h>
#include <mmc.h>
#include <miiphy.h>
#include <netdev.h>
#include <power/pmic.h>
#include <power/pfuze3000_pmic.h>
#include <asm/arch/clock_slice.h>
#ifdef CONFIG_SYS_I2C_MXC
#include <i2c.h>
#include <asm/imx-common/mxc_i2c.h>
#endif
#if defined(CONFIG_MXC_EPDC)
#include <lcd.h>
#include <mxc_epdc_fb.h>
#endif
#include <asm/arch/crm_regs.h>

#ifdef CONFIG_VIDEO_MXS
#include <linux/fb.h>
#include <mxsfb.h>
#endif

#ifdef CONFIG_FSL_FASTBOOT
#include <fsl_fastboot.h>
#ifdef CONFIG_ANDROID_RECOVERY
#include <recovery.h>
#endif
#endif /*CONFIG_FSL_FASTBOOT*/



DECLARE_GLOBAL_DATA_PTR;

#define UART_PAD_CTRL  (PAD_CTL_DSE_3P3V_49OHM | \
	PAD_CTL_PUS_PU100KOHM | PAD_CTL_HYS)

#define USDHC_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
	PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM)

#define ENET_PAD_CTRL  (PAD_CTL_PUS_PU100KOHM | PAD_CTL_DSE_3P3V_49OHM)
#define ENET_PAD_CTRL_MII  (PAD_CTL_DSE_3P3V_32OHM)

#define ENET_RX_PAD_CTRL  (PAD_CTL_PUS_PU100KOHM | PAD_CTL_DSE_3P3V_49OHM)

#define I2C_PAD_CTRL    (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
	PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU100KOHM)

#define LCD_PAD_CTRL    (PAD_CTL_HYS | PAD_CTL_PUS_PU100KOHM | \
	PAD_CTL_DSE_3P3V_49OHM)

#define QSPI_PAD_CTRL	\
	(PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM)

#define SPI_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_SRE_SLOW | PAD_CTL_HYS)

#define BUTTON_PAD_CTRL    (PAD_CTL_PUS_PU5KOHM | PAD_CTL_DSE_3P3V_98OHM)

#define NAND_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_SRE_SLOW | PAD_CTL_HYS)

#define NAND_PAD_READY0_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_PUS_PU5KOHM)

#define EPDC_PAD_CTRL	0x0

#ifdef CONFIG_SYS_I2C_MXC
#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
/* I2C1*/
struct i2c_pads_info i2c_pad_info1 = {
	.scl = {
		.i2c_mode = MX7D_PAD_UART1_RX_DATA__I2C1_SCL | PC,
		.gpio_mode = MX7D_PAD_UART1_RX_DATA__GPIO4_IO0 | PC,
		.gp = IMX_GPIO_NR(4, 0),
	},
	.sda = {
		.i2c_mode = MX7D_PAD_UART1_TX_DATA__I2C1_SDA | PC,
		.gpio_mode = MX7D_PAD_UART1_TX_DATA__GPIO4_IO1 | PC,
		.gp = IMX_GPIO_NR(4, 1),
	},
};

/* I2C2 */
struct i2c_pads_info i2c_pad_info2 = {
	.scl = {
		.i2c_mode = MX7D_PAD_UART2_RX_DATA__I2C2_SCL | PC,
		.gpio_mode = MX7D_PAD_UART2_RX_DATA__GPIO4_IO2 | PC,
		.gp = IMX_GPIO_NR(4, 2),
	},
	.sda = {
		.i2c_mode = MX7D_PAD_UART2_TX_DATA__I2C2_SDA | PC,
		.gpio_mode = MX7D_PAD_UART2_TX_DATA__GPIO4_IO3 | PC,
		.gp = IMX_GPIO_NR(4, 3),
	},
};

/* I2C4  for PMIC*/
struct i2c_pads_info i2c_pad_info4 = {
	.scl = {
		.i2c_mode = MX7D_PAD_SAI1_RX_SYNC__I2C4_SCL | PC,
		.gpio_mode = MX7D_PAD_SAI1_RX_SYNC__GPIO6_IO16 | PC,
		.gp = IMX_GPIO_NR(6, 16),
	},
	.sda = {
		.i2c_mode = MX7D_PAD_SAI1_RX_BCLK__I2C4_SDA | PC,
		.gpio_mode = MX7D_PAD_SAI1_RX_BCLK__GPIO6_IO17 | PC,
		.gp = IMX_GPIO_NR(6, 17),
	},
};
#endif

int dram_init(void)
{
#ifdef CONFIG_IMX_TRUSTY_OS
	gd->ram_size = ((ulong)CONFIG_DDR_MB * 1024 * 1024) - TRUSTY_OS_RAM_SIZE;
#else
	gd->ram_size = ((ulong)CONFIG_DDR_MB * 1024 * 1024);
#endif

	return 0;
}

static iomux_v3_cfg_t const wdog_pads[] = {
	MX7D_PAD_GPIO1_IO00__WDOG1_WDOG_B | MUX_PAD_CTRL(NO_PAD_CTRL),
};

static iomux_v3_cfg_t const uart5_pads[] = {
	MX7D_PAD_I2C4_SCL__UART5_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
	MX7D_PAD_I2C4_SDA__UART5_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
};

static iomux_v3_cfg_t const usdhc1_pads[] = {
	MX7D_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD1_DATA0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD1_DATA1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD1_DATA2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD1_DATA3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD1_CD_B__GPIO5_IO0  | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD1_RESET_B__SD1_RESET_B | MUX_PAD_CTRL(USDHC_PAD_CTRL),
};

/* SD */
#ifdef PICO_SD
#define USDHC3_CD_GPIO IMX_GPIO_NR(6, 9)
static iomux_v3_cfg_t const usdhc3_emmc_pads[] = {
	MX7D_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA7__GPIO6_IO9 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
};
#else
/* EMMC */
#define USDHC3_CD_GPIO IMX_GPIO_NR(1, 14)
static iomux_v3_cfg_t const usdhc3_emmc_pads[] = {
	MX7D_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_SD3_DATA7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
	MX7D_PAD_GPIO1_IO14__GPIO1_IO14 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
};
#endif

#ifdef CONFIG_VIDEO_MXS
static iomux_v3_cfg_t const lcd_pads[] = {
	MX7D_PAD_LCD_CLK__LCD_CLK | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_ENABLE__LCD_ENABLE | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_HSYNC__LCD_HSYNC | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_VSYNC__LCD_VSYNC | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA00__LCD_DATA0 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA01__LCD_DATA1 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA02__LCD_DATA2 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA03__LCD_DATA3 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA04__LCD_DATA4 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA05__LCD_DATA5 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA06__LCD_DATA6 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA07__LCD_DATA7 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA08__LCD_DATA8 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA09__LCD_DATA9 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA10__LCD_DATA10 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA11__LCD_DATA11 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA12__LCD_DATA12 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA13__LCD_DATA13 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA14__LCD_DATA14 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA15__LCD_DATA15 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA16__LCD_DATA16 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA17__LCD_DATA17 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA18__LCD_DATA18 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA19__LCD_DATA19 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA20__LCD_DATA20 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA21__LCD_DATA21 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA22__LCD_DATA22 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_DATA23__LCD_DATA23 | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_LCD_RESET__GPIO3_IO4   | MUX_PAD_CTRL(LCD_PAD_CTRL),
	MX7D_PAD_GPIO1_IO06__GPIO1_IO6	| MUX_PAD_CTRL(LCD_PAD_CTRL), /* LCD_VDD_EN */
};

static iomux_v3_cfg_t const pwm_pads[] = {
	/* Use GPIO for Brightness adjustment, duty cycle = period */
	MX7D_PAD_GPIO1_IO11__GPIO1_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), /* LCD_BLT_CTRL */
};

struct lcd_panel_info_t {
	unsigned int lcdif_base_addr;
	int depth;
	void	(*enable)(struct lcd_panel_info_t const *dev);
	struct fb_videomode mode;
};

void do_enable_parallel_lcd(struct lcd_panel_info_t const *dev)
{
	imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads));

	imx_iomux_v3_setup_multiple_pads(pwm_pads, ARRAY_SIZE(pwm_pads));

	/* Reset LCD */
	gpio_direction_output(IMX_GPIO_NR(3, 4) , 0);
	udelay(500);
	gpio_direction_output(IMX_GPIO_NR(3, 4) , 1);

	/* Set Brightness to high */
	gpio_direction_output(IMX_GPIO_NR(1, 11) , 1);
	/* Set LCD enable to high */
	gpio_direction_output(IMX_GPIO_NR(1, 6) , 1);
}

static struct lcd_panel_info_t const displays[] = {{
	.lcdif_base_addr = ELCDIF1_IPS_BASE_ADDR,
	.depth = 24,
	.enable	= do_enable_parallel_lcd,
	.mode	= {
		.name			= "EJ050NA",
		.xres           = 800,
		.yres           = 480,
		.pixclock       = 29850,
		.left_margin    = 89,
		.right_margin   = 164,
		.upper_margin   = 23,
		.lower_margin   = 10,
		.hsync_len      = 10,
		.vsync_len      = 10,
		.sync           = 0,
		.vmode          = FB_VMODE_NONINTERLACED
} } };

int board_video_skip(void)
{
	int i;
	int ret;
	char const *panel = getenv("panel");
	if (!panel) {
		panel = displays[0].mode.name;
		printf("No panel detected: default to %s\n", panel);
		i = 0;
	} else {
		for (i = 0; i < ARRAY_SIZE(displays); i++) {
			if (!strcmp(panel, displays[i].mode.name))
				break;
		}
	}
	if (i < ARRAY_SIZE(displays)) {
		ret = mxs_lcd_panel_setup(displays[i].mode, displays[i].depth,
				    displays[i].lcdif_base_addr);
		if (!ret) {
			if (displays[i].enable)
				displays[i].enable(displays+i);
			printf("Display: %s (%ux%u)\n",
			       displays[i].mode.name,
			       displays[i].mode.xres,
			       displays[i].mode.yres);
		} else
			printf("LCD %s cannot be configured: %d\n",
			       displays[i].mode.name, ret);
	} else {
		printf("unsupported panel %s\n", panel);
		return -EINVAL;
	}

	return 0;
}
#endif

#ifdef CONFIG_FEC_MXC
static iomux_v3_cfg_t const fec1_pads[] = {
	MX7D_PAD_SD2_CD_B__ENET2_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL_MII),
	MX7D_PAD_SD2_WP__ENET2_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL_MII),
	MX7D_PAD_ENET1_RGMII_TXC__ENET1_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_TD0__ENET1_RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_TD1__ENET1_RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_TD2__ENET1_RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_TD3__ENET1_RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_TX_CTL__ENET1_RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_RXC__ENET1_RGMII_RXC | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_RD0__ENET1_RGMII_RD0 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_RD1__ENET1_RGMII_RD1 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_RD2__ENET1_RGMII_RD2 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_RD3__ENET1_RGMII_RD3 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
	MX7D_PAD_ENET1_RGMII_RX_CTL__ENET1_RGMII_RX_CTL | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
        MX7D_PAD_SD3_STROBE__GPIO6_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL), // Interrupt
        MX7D_PAD_SD3_RESET_B__GPIO6_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), // Reset pin
};

#define FEC1_RST_GPIO	IMX_GPIO_NR(6, 11)


static void setup_iomux_fec(void)
{
	imx_iomux_v3_setup_multiple_pads(fec1_pads, ARRAY_SIZE(fec1_pads));
}
#endif

static iomux_v3_cfg_t const bcm4339_pads[] = {
        MX7D_PAD_ECSPI1_SCLK__GPIO4_IO16  | MUX_PAD_CTRL(NO_PAD_CTRL), //wifi reset
        MX7D_PAD_ECSPI1_MISO__GPIO4_IO18  | MUX_PAD_CTRL(NO_PAD_CTRL), //bt reset
};

static iomux_v3_cfg_t const ccm_clko_pads[] = {
	MX7D_PAD_GPIO1_IO03__CCM_CLKO2 | MUX_PAD_CTRL(NO_PAD_CTRL),
	MX7D_PAD_GPIO1_IO02__CCM_CLKO1 | MUX_PAD_CTRL(NO_PAD_CTRL),
};

static void setup_iomux_uart(void)
{
	imx_iomux_v3_setup_multiple_pads(uart5_pads, ARRAY_SIZE(uart5_pads));
}

#ifdef CONFIG_FSL_ESDHC

#define USDHC1_CD_GPIO	IMX_GPIO_NR(5, 0)

static struct fsl_esdhc_cfg usdhc_cfg[3] = {
	{USDHC1_BASE_ADDR, 0, 4},
	{USDHC3_BASE_ADDR},
};

int board_mmc_get_env_dev(int devno)
{
	if (2 == devno)
		devno--;

	return devno;
}

int mmc_map_to_kernel_blk(int dev_no)
{
	if (1 == dev_no)
		dev_no++;

	return dev_no;
}

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); /* Assume uSDHC1 sd is always present */
		break;
	case USDHC3_BASE_ADDR:
		ret = !gpio_get_value(USDHC3_CD_GPIO); /* Assume uSDHC3 emmc is always present */
		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
	 * mmc2                    USDHC3 (eMMC)
	 */
	for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) {
		switch (i) {
		case 0:
			imx_iomux_v3_setup_multiple_pads(
				usdhc1_pads, ARRAY_SIZE(usdhc1_pads));
			usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
			break;
		case 1:
			imx_iomux_v3_setup_multiple_pads(
				usdhc3_emmc_pads, ARRAY_SIZE(usdhc3_emmc_pads));
			gpio_request(USDHC3_CD_GPIO, "usdhc3_cd");
			gpio_direction_input(USDHC3_CD_GPIO);
			usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
			break;
		default:
			printf("Warning: you configured more USDHC controllers"
				"(%d) than supported by the board\n", i + 1);
			return 0;
			}

			ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
			if (ret)
				return ret;
	}

	return 0;
}

int check_mmc_autodetect(void)
{
	char *autodetect_str = getenv("mmcautodetect");

	if ((autodetect_str != NULL) &&
		(strcmp(autodetect_str, "yes") == 0)) {
		return 1;
	}

	return 0;
}

void board_late_mmc_init(void)
{
	char cmd[32];
	char mmcblk[32];
	u32 dev_no = mmc_get_env_dev();

	if (!check_mmc_autodetect())
		return;

	setenv_ulong("mmcdev", dev_no);

	/* Set mmcblk env */
	sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw",
		mmc_map_to_kernel_blk(dev_no));
	setenv("mmcroot", mmcblk);

	sprintf(cmd, "mmc dev %d", dev_no);
	run_command(cmd, 0);
}

#endif

#ifdef CONFIG_FEC_MXC
int board_eth_init(bd_t *bis)
{
	int ret;

	setup_iomux_fec();

	ret = fecmxc_initialize_multi(bis, 0,
		CONFIG_FEC_MXC_PHYADDR, IMX_FEC_BASE);
	if (ret)
		printf("FEC1 MXC: %s:failed\n", __func__);

	gpio_direction_output(FEC1_RST_GPIO, 0);
	udelay(500);
	gpio_set_value(FEC1_RST_GPIO, 1);

	return ret;
}

static int setup_fec(void)
{
	struct iomuxc_gpr_base_regs *const iomuxc_gpr_regs
		= (struct iomuxc_gpr_base_regs *) IOMUXC_GPR_BASE_ADDR;
	int ret;

	/* Use 125M anatop REF_CLK1 for ENET1, clear gpr1[13], gpr1[17]*/
	clrsetbits_le32(&iomuxc_gpr_regs->gpr[1],
		(IOMUXC_GPR_GPR1_GPR_ENET1_TX_CLK_SEL_MASK |
		 IOMUXC_GPR_GPR1_GPR_ENET1_CLK_DIR_MASK), 0);

	ret = set_clk_enet(ENET_125MHz);
	if (ret)
		return ret;

	return 0;
}


int board_phy_config(struct phy_device *phydev)
{
	/* enable rgmii rxc skew and phy mode select to RGMII copper */
	/*phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x21);
	phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x7ea8);
	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x2f);
	phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x71b7);*/

	unsigned short val;

	/* To enable AR8035 ouput a 125MHz clk from CLK_25M */
/*	phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7);
	phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016);
	phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007);

	val = phy_read(phydev, MDIO_DEVAD_NONE, 0xe);
	val &= 0xffe7;
	val |= 0x18;
	phy_write(phydev, MDIO_DEVAD_NONE, 0xe, val);
*/
	/* introduce tx clock delay */
	phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x5);
	val = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e);
	val |= 0x0100;
	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, val);

	if (phydev->drv->config)
		phydev->drv->config(phydev);
	return 0;
}
#endif

int board_early_init_f(void)
{
	setup_iomux_uart();

#ifdef CONFIG_SYS_I2C_MXC
	setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1);
	setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2);
	setup_i2c(3, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info4);
#endif

	return 0;
}

#define BT_RST_GPIO		IMX_GPIO_NR(6, 16)
#define WIFI_RST_GPIO	IMX_GPIO_NR(6, 17)

int board_init(void)
{
	/* address of boot parameters */
	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;

#ifdef CONFIG_FEC_MXC
	setup_fec();
#endif

	//pico-imx7 custom initialize
	imx_iomux_v3_setup_multiple_pads(bcm4339_pads, ARRAY_SIZE(bcm4339_pads));
	imx_iomux_v3_setup_multiple_pads(ccm_clko_pads, ARRAY_SIZE(ccm_clko_pads));

	gpio_direction_output(BT_RST_GPIO, 1);
	udelay(500);
	gpio_direction_output(WIFI_RST_GPIO, 1);
	udelay(500);
	clock_set_src(IPP_DO_CLKO2,OSC_32K_CLK);
	udelay(500);
	clock_set_src(IPP_DO_CLKO1,OSC_24M_CLK);

	return 0;
}

#ifdef CONFIG_CMD_BMODE
static const struct boot_mode board_boot_modes[] = {
	/* 4 bit bus width */
	{"sd1", MAKE_CFGVAL(0x10, 0x10, 0x00, 0x00)},
	{"emmc", MAKE_CFGVAL(0x10, 0x2a, 0x00, 0x00)},
	/* TODO: Nand */
	/*{"qspi", MAKE_CFGVAL(0x00, 0x40, 0x00, 0x00)},*/
	{NULL,   0},
};
#endif

#ifdef CONFIG_POWER
#define I2C_PMIC	3
int power_init_board(void)
{
	struct pmic *p;
	int ret;
	unsigned int reg, rev_id;

	ret = power_pfuze3000_init(I2C_PMIC);
	if (ret)
		return ret;

	p = pmic_get("PFUZE3000");
	ret = pmic_probe(p);
	if (ret)
		return ret;

	pmic_reg_read(p, PFUZE3000_DEVICEID, &reg);
	pmic_reg_read(p, PFUZE3000_REVID, &rev_id);
	printf("PMIC: PFUZE300 DEV_ID=0x%x REV_ID=0x%x\n", reg, rev_id);

	/* disable Low Power Mode during standby mode */
	pmic_reg_read(p, PFUZE3000_LDOGCTL, &reg);
	reg |= 0x1;
	pmic_reg_write(p, PFUZE3000_LDOGCTL, reg);

	/* SW1A/1B mode set to APS/APS */
	reg = 0x8;
	pmic_reg_write(p, PFUZE3000_SW1AMODE, reg);
	pmic_reg_write(p, PFUZE3000_SW1BMODE, reg);

	/* SW1A/1B standby voltage set to 1.025V */
	reg = 0xd;
	pmic_reg_write(p, PFUZE3000_SW1ASTBY, reg);
	pmic_reg_write(p, PFUZE3000_SW1BSTBY, reg);

	/* decrease SW1B normal voltage to 0.975V */
	pmic_reg_read(p, PFUZE3000_SW1BVOLT, &reg);
	reg &= ~0x1f;
	reg |= PFUZE3000_SW1AB_SETP(9750);
	pmic_reg_write(p, PFUZE3000_SW1BVOLT, reg);

	return 0;
}
#endif

int board_late_init(void)
{
#ifdef CONFIG_CMD_BMODE
	add_board_boot_modes(board_boot_modes);
#endif

#ifdef CONFIG_ENV_IS_IN_MMC
	board_late_mmc_init();
#endif

	imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));

	set_wdog_reset((struct wdog_regs *)WDOG1_BASE_ADDR);

	return 0;
}

u32 get_board_rev(void)
{
	return get_cpu_rev();
}

int checkboard(void)
{
	char *mode;
	if (IS_ENABLED(CONFIG_ARMV7_BOOT_SEC_DEFAULT))
		mode = "secure";
	else
		mode = "non-secure";

	printf("Board: i.MX7D PICOSOM in %s mode\n", mode);

	return 0;
}

#ifdef CONFIG_USB_EHCI_MX7
iomux_v3_cfg_t const usb_otg1_pads[] = {
	MX7D_PAD_UART3_TX_DATA__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL),
};

int board_ehci_hcd_init(int port)
{
	switch (port) {
	case 0:
		imx_iomux_v3_setup_multiple_pads(usb_otg1_pads,
						 ARRAY_SIZE(usb_otg1_pads));
		break;

	default:
		printf("MXC USB port %d not yet supported\n", port);
		return 1;
	}
	return 0;
}
#endif

#ifdef CONFIG_FSL_FASTBOOT
#ifdef CONFIG_ANDROID_RECOVERY
int is_recovery_key_pressing(void)
{
	/* No key defined for this board */
	return 0;
}
#endif /*CONFIG_ANDROID_RECOVERY*/
#endif /*CONFIG_FSL_FASTBOOT*/