1 // SPDX-License-Identifier: GPL-2.0+
13 #include <asm/mach-imx/iomux-v3.h>
14 #include <asm-generic/gpio.h>
15 #include <fsl_esdhc_imx.h>
17 #include <asm/arch/imx8mq_pins.h>
18 #include <asm/arch/sys_proto.h>
19 #include <asm/mach-imx/gpio.h>
20 #include <asm/mach-imx/mxc_i2c.h>
21 #include <asm/arch/clock.h>
23 #include <power/pmic.h>
24 #include <power/pfuze100_pmic.h>
25 #include "../common/pfuze.h"
27 DECLARE_GLOBAL_DATA_PTR;
29 #define UART_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_FSEL1)
31 #define WDOG_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_HYS | PAD_CTL_PUE)
33 static iomux_v3_cfg_t const wdog_pads[] = {
34 IMX8MQ_PAD_GPIO1_IO02__WDOG1_WDOG_B | MUX_PAD_CTRL(WDOG_PAD_CTRL),
37 static iomux_v3_cfg_t const uart_pads[] = {
38 IMX8MQ_PAD_UART1_RXD__UART1_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
39 IMX8MQ_PAD_UART1_TXD__UART1_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
42 int board_early_init_f(void)
44 struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
46 imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
49 imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
56 /* rom_pointer[1] contains the size of TEE occupies */
58 gd->ram_size = PHYS_SDRAM_SIZE - rom_pointer[1];
60 gd->ram_size = PHYS_SDRAM_SIZE;
66 #define FEC_RST_PAD IMX_GPIO_NR(1, 9)
67 static iomux_v3_cfg_t const fec1_rst_pads[] = {
68 IMX8MQ_PAD_GPIO1_IO09__GPIO1_IO9 | MUX_PAD_CTRL(NO_PAD_CTRL),
71 static void setup_iomux_fec(void)
73 imx_iomux_v3_setup_multiple_pads(fec1_rst_pads,
74 ARRAY_SIZE(fec1_rst_pads));
76 gpio_request(IMX_GPIO_NR(1, 9), "fec1_rst");
77 gpio_direction_output(IMX_GPIO_NR(1, 9), 0);
79 gpio_direction_output(IMX_GPIO_NR(1, 9), 1);
82 static int setup_fec(void)
84 struct iomuxc_gpr_base_regs *gpr =
85 (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
89 /* Use 125M anatop REF_CLK1 for ENET1, not from external */
90 clrsetbits_le32(&gpr->gpr[1], BIT(13) | BIT(17), 0);
91 return set_clk_enet(ENET_125MHZ);
94 int board_phy_config(struct phy_device *phydev)
96 /* enable rgmii rxc skew and phy mode select to RGMII copper */
97 phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f);
98 phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8);
100 phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
101 phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100);
103 if (phydev->drv->config)
104 phydev->drv->config(phydev);
111 #ifdef CONFIG_FEC_MXC
118 int board_mmc_get_env_dev(int devno)
123 int board_late_init(void)
125 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
126 env_set("board_name", "EVK");
127 env_set("board_rev", "iMX8MQ");