mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-07-06 03:06:16 +09:00
e7dcf5645f
This header file is now only used by files that access internal environment features. Drop it from various places where it is not needed. Acked-by: Joe Hershberger <joe.hershberger@ni.com> Signed-off-by: Simon Glass <sjg@chromium.org>
135 lines
2.4 KiB
C
135 lines
2.4 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2018 NXP
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*/
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#include <common.h>
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#include <env.h>
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#include <errno.h>
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#include <linux/libfdt.h>
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#include <asm/io.h>
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#include <asm/gpio.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/sci/sci.h>
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#include <asm/arch/imx8-pins.h>
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#include <asm/arch/iomux.h>
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#include <asm/arch/sys_proto.h>
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DECLARE_GLOBAL_DATA_PTR;
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#define UART_PAD_CTRL ((SC_PAD_CONFIG_OUT_IN << PADRING_CONFIG_SHIFT) | \
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(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
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(SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \
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(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
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static iomux_cfg_t uart0_pads[] = {
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SC_P_UART0_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
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SC_P_UART0_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
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};
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static void setup_iomux_uart(void)
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{
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imx8_iomux_setup_multiple_pads(uart0_pads, ARRAY_SIZE(uart0_pads));
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}
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int board_early_init_f(void)
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{
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sc_pm_clock_rate_t rate = SC_80MHZ;
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int ret;
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/* Set UART0 clock root to 80 MHz */
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ret = sc_pm_setup_uart(SC_R_UART_0, rate);
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if (ret)
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return ret;
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setup_iomux_uart();
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sc_pm_set_resource_power_mode(-1, SC_R_GPIO_5, SC_PM_PW_MODE_ON);
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return 0;
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}
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#if IS_ENABLED(CONFIG_DM_GPIO)
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static void board_gpio_init(void)
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{
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/* TODO */
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}
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#else
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static inline void board_gpio_init(void) {}
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#endif
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#if IS_ENABLED(CONFIG_FEC_MXC)
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#include <miiphy.h>
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int board_phy_config(struct phy_device *phydev)
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{
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f);
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8);
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x00);
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x82ee);
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100);
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if (phydev->drv->config)
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phydev->drv->config(phydev);
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return 0;
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}
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#endif
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int checkboard(void)
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{
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puts("Board: iMX8QM MEK\n");
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build_info();
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print_bootinfo();
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return 0;
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}
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int board_init(void)
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{
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/* Power up base board */
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sc_pm_set_resource_power_mode(-1, SC_R_BOARD_R1, SC_PM_PW_MODE_ON);
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board_gpio_init();
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return 0;
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}
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void detail_board_ddr_info(void)
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{
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puts("\nDDR ");
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}
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/*
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* Board specific reset that is system reset.
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*/
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void reset_cpu(ulong addr)
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{
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/* TODO */
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}
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#ifdef CONFIG_OF_BOARD_SETUP
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int ft_board_setup(void *blob, bd_t *bd)
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{
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return 0;
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}
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#endif
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int board_mmc_get_env_dev(int devno)
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{
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return devno;
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}
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int board_late_init(void)
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{
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#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
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env_set("board_name", "MEK");
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env_set("board_rev", "iMX8QM");
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#endif
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return 0;
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}
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