diff options
author | 2023-10-10 14:33:42 +0000 | |
---|---|---|
committer | 2023-10-10 14:33:42 +0000 | |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/board/freescale/imx8mq_evk/imx8mq_evk.c | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/board/freescale/imx8mq_evk/imx8mq_evk.c')
-rw-r--r-- | roms/u-boot/board/freescale/imx8mq_evk/imx8mq_evk.c | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/imx8mq_evk/imx8mq_evk.c b/roms/u-boot/board/freescale/imx8mq_evk/imx8mq_evk.c new file mode 100644 index 000000000..93da67d77 --- /dev/null +++ b/roms/u-boot/board/freescale/imx8mq_evk/imx8mq_evk.c @@ -0,0 +1,105 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2018 NXP + */ + +#include <common.h> +#include <env.h> +#include <init.h> +#include <malloc.h> +#include <errno.h> +#include <asm/global_data.h> +#include <asm/io.h> +#include <miiphy.h> +#include <netdev.h> +#include <asm/mach-imx/iomux-v3.h> +#include <asm-generic/gpio.h> +#include <fsl_esdhc_imx.h> +#include <mmc.h> +#include <asm/arch/imx8mq_pins.h> +#include <asm/arch/sys_proto.h> +#include <asm/mach-imx/gpio.h> +#include <asm/mach-imx/mxc_i2c.h> +#include <asm/arch/clock.h> +#include <spl.h> +#include <linux/bitops.h> +#include <power/pmic.h> +#include <power/pfuze100_pmic.h> +#include "../common/pfuze.h" + +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_FSEL1) + +#define WDOG_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_HYS | PAD_CTL_PUE) + +static iomux_v3_cfg_t const wdog_pads[] = { + IMX8MQ_PAD_GPIO1_IO02__WDOG1_WDOG_B | MUX_PAD_CTRL(WDOG_PAD_CTRL), +}; + +static iomux_v3_cfg_t const uart_pads[] = { + IMX8MQ_PAD_UART1_RXD__UART1_RX | MUX_PAD_CTRL(UART_PAD_CTRL), + IMX8MQ_PAD_UART1_TXD__UART1_TX | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +int board_early_init_f(void) +{ + struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR; + + imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads)); + set_wdog_reset(wdog); + + imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads)); + + return 0; +} + +#ifdef CONFIG_FEC_MXC +static int setup_fec(void) +{ + struct iomuxc_gpr_base_regs *gpr = + (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR; + + /* Use 125M anatop REF_CLK1 for ENET1, not from external */ + clrsetbits_le32(&gpr->gpr[1], BIT(13) | BIT(17), 0); + return set_clk_enet(ENET_125MHZ); +} + +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, 0x1d, 0x1f); + phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8); + + phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05); + phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100); + + if (phydev->drv->config) + phydev->drv->config(phydev); + return 0; +} +#endif + +int board_init(void) +{ +#ifdef CONFIG_FEC_MXC + setup_fec(); +#endif + + return 0; +} + +int board_mmc_get_env_dev(int devno) +{ + return devno; +} + +int board_late_init(void) +{ +#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG + env_set("board_name", "EVK"); + env_set("board_rev", "iMX8MQ"); +#endif + + return 0; +} |