1 // SPDX-License-Identifier: GPL-2.0+
14 #include <asm/mach-imx/iomux-v3.h>
15 #include <asm-generic/gpio.h>
16 #include <fsl_esdhc_imx.h>
18 #include <asm/arch/imx8mq_pins.h>
19 #include <asm/arch/sys_proto.h>
20 #include <asm/mach-imx/gpio.h>
21 #include <asm/arch/clock.h>
24 DECLARE_GLOBAL_DATA_PTR;
26 #define UART_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_FSEL1)
28 #define WDOG_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_HYS | PAD_CTL_PUE)
30 static iomux_v3_cfg_t const wdog_pads[] = {
31 IMX8MQ_PAD_GPIO1_IO02__WDOG1_WDOG_B | MUX_PAD_CTRL(WDOG_PAD_CTRL),
34 static iomux_v3_cfg_t const uart_pads[] = {
35 IMX8MQ_PAD_UART1_RXD__UART1_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
36 IMX8MQ_PAD_UART1_TXD__UART1_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
39 int board_early_init_f(void)
41 struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
43 imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
46 imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
53 /* rom_pointer[1] contains the size of TEE occupies */
55 gd->ram_size = PHYS_SDRAM_SIZE - rom_pointer[1];
57 gd->ram_size = PHYS_SDRAM_SIZE;
63 static int setup_fec(void)
65 struct iomuxc_gpr_base_regs *gpr =
66 (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
68 /* Use 125M anatop REF_CLK1 for ENET1, not from external */
69 clrsetbits_le32(&gpr->gpr[1], BIT(13) | BIT(17), 0);
70 return set_clk_enet(ENET_125MHZ);
73 int board_phy_config(struct phy_device *phydev)
75 /* enable rgmii rxc skew and phy mode select to RGMII copper */
76 phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f);
77 phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8);
79 phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
80 phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100);
82 if (phydev->drv->config)
83 phydev->drv->config(phydev);
97 int board_mmc_get_env_dev(int devno)