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https://github.com/AsahiLinux/u-boot
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Add i.MX8QM ROM 7720a1 board support Boot log as below: U-Boot 2019.10-rc3-00004-gd073e0242f (Sep 20 2019 - 08:24:13 +0200) CPU: NXP i.MX8QM RevB A53 at 1200 MHz Model: Advantech iMX8QM Qseven series Board: ROM-7720-A1 4GB Build: SCFW 65afe5f6 Boot: SD2 DRAM: 4 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1, FSL_SDHC: 2 Loading Environment from MMC... OK In: serial@5a060000 Out: serial@5a060000 Err: serial@5a060000 Net: eth0: ethernet@5b040000Could not get PHY for FEC1: addr 1 , eth-1: ethernet@5b050000 Hit any key to stop autoboot: 0 Signed-off-by: Oliver Graute <oliver.graute@kococonnector.com> Cc: Stefano Babic <sbabic@denx.de> Cc: Fabio Estevam <festevam@gmail.com> Cc: Peng Fan <peng.fan@nxp.com> Cc: Simon Glass <sjg@chromium.org> Cc: Ye Li <ye.li@nxp.com> Cc: uboot-imx <uboot-imx@nxp.com>
220 lines
6.3 KiB
C
220 lines
6.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2017-2018 NXP
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*/
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#include <common.h>
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#include <dm.h>
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#include <spl.h>
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#include <fsl_esdhc.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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DECLARE_GLOBAL_DATA_PTR;
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#define ESDHC_PAD_CTRL ((SC_PAD_CONFIG_NORMAL << 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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#define ESDHC_CLK_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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#define ENET_INPUT_PAD_CTRL ((SC_PAD_CONFIG_OD_IN << PADRING_CONFIG_SHIFT) | \
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(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
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(SC_PAD_28FDSOI_DSE_18V_10MA << PADRING_DSE_SHIFT) | \
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(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
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#define ENET_NORMAL_PAD_CTRL ((SC_PAD_CONFIG_NORMAL << PADRING_CONFIG_SHIFT) | \
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(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
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(SC_PAD_28FDSOI_DSE_18V_10MA << PADRING_DSE_SHIFT) | \
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(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
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#define FSPI_PAD_CTRL ((SC_PAD_CONFIG_NORMAL << 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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#define GPIO_PAD_CTRL ((SC_PAD_CONFIG_NORMAL << 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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#define I2C_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_LOW << PADRING_DSE_SHIFT) | \
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(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
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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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#ifdef CONFIG_FSL_ESDHC
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#define USDHC1_CD_GPIO IMX_GPIO_NR(5, 22)
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#define USDHC2_CD_GPIO IMX_GPIO_NR(4, 12)
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static struct fsl_esdhc_cfg usdhc_cfg[CONFIG_SYS_FSL_USDHC_NUM] = {
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{USDHC1_BASE_ADDR, 0, 8},
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{USDHC2_BASE_ADDR, 0, 4},
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{USDHC3_BASE_ADDR, 0, 4},
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};
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static iomux_cfg_t emmc0[] = {
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SC_P_EMMC0_CLK | MUX_PAD_CTRL(ESDHC_CLK_PAD_CTRL),
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SC_P_EMMC0_CMD | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_EMMC0_DATA0 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_EMMC0_DATA1 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_EMMC0_DATA2 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_EMMC0_DATA3 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_EMMC0_DATA4 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_EMMC0_DATA5 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_EMMC0_DATA6 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_EMMC0_DATA7 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_EMMC0_RESET_B | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_EMMC0_STROBE | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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};
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static iomux_cfg_t usdhc2_sd[] = {
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SC_P_USDHC2_CLK | MUX_PAD_CTRL(ESDHC_CLK_PAD_CTRL),
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SC_P_USDHC2_CMD | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_USDHC2_DATA0 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_USDHC2_DATA1 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_USDHC2_DATA2 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_USDHC2_DATA3 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_USDHC2_RESET_B | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_USDHC2_WP | MUX_MODE_ALT(3) | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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SC_P_USDHC2_CD_B | MUX_MODE_ALT(3) | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
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};
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int board_mmc_init(bd_t *bis)
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{
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int i, ret;
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/*
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* According to the board_mmc_init() the following map is done:
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* (U-Boot device node) (Physical Port)
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* mmc0 USDHC1
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* mmc1 USDHC2
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* mmc2 USDHC3
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*/
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for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) {
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switch (i) {
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case 0:
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ret = sc_pm_set_resource_power_mode(-1, SC_R_SDHC_0, SC_PM_PW_MODE_ON);
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if (ret != SC_ERR_NONE)
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return ret;
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imx8_iomux_setup_multiple_pads(emmc0, ARRAY_SIZE(emmc0));
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init_clk_usdhc(0);
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usdhc_cfg[i].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
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break;
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case 1:
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ret = sc_pm_set_resource_power_mode(-1, SC_R_SDHC_2, SC_PM_PW_MODE_ON);
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if (ret != SC_ERR_NONE)
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return ret;
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ret = sc_pm_set_resource_power_mode(-1, SC_R_GPIO_4, SC_PM_PW_MODE_ON);
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if (ret != SC_ERR_NONE)
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return ret;
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imx8_iomux_setup_multiple_pads(usdhc2_sd, ARRAY_SIZE(usdhc2_sd));
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init_clk_usdhc(2);
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usdhc_cfg[i].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
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gpio_request(USDHC2_CD_GPIO, "sd2_cd");
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gpio_direction_input(USDHC2_CD_GPIO);
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break;
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default:
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printf("Warning: you configured more USDHC controllers"
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"(%d) than supported by the board\n", i + 1);
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return 0;
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}
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ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
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if (ret) {
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printf("Warning: failed to initialize mmc dev %d\n", i);
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return ret;
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}
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}
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return 0;
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}
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int board_mmc_getcd(struct mmc *mmc)
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{
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struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
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int ret = 0;
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switch (cfg->esdhc_base) {
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case USDHC1_BASE_ADDR:
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ret = 1;
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break;
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case USDHC2_BASE_ADDR:
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ret = !gpio_get_value(USDHC1_CD_GPIO);
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break;
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case USDHC3_BASE_ADDR:
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ret = !gpio_get_value(USDHC2_CD_GPIO);
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break;
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}
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return ret;
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}
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#endif /* CONFIG_FSL_ESDHC */
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void spl_board_init(void)
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{
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#if defined(CONFIG_SPL_SPI_SUPPORT)
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if (sc_rm_is_resource_owned(-1, SC_R_FSPI_0)) {
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if (sc_pm_set_resource_power_mode(-1, SC_R_FSPI_0, SC_PM_PW_MODE_ON)) {
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puts("Warning: failed to initialize FSPI0\n");
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}
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}
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#endif
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puts("Normal Boot\n");
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}
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void spl_board_prepare_for_boot(void)
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{
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#if defined(CONFIG_SPL_SPI_SUPPORT)
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if (sc_rm_is_resource_owned(-1, SC_R_FSPI_0)) {
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if (sc_pm_set_resource_power_mode(-1, SC_R_FSPI_0, SC_PM_PW_MODE_OFF)) {
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puts("Warning: failed to turn off FSPI0\n");
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}
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}
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#endif
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}
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#ifdef CONFIG_SPL_LOAD_FIT
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int board_fit_config_name_match(const char *name)
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{
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/* Just empty function now - can't decide what to choose */
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debug("%s: %s\n", __func__, name);
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return 0;
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}
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#endif
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void board_init_f(ulong dummy)
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{
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/* Clear global data */
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memset((void *)gd, 0, sizeof(gd_t));
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arch_cpu_init();
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board_early_init_f();
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timer_init();
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preloader_console_init();
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/* Clear the BSS. */
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memset(__bss_start, 0, __bss_end - __bss_start);
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board_init_r(NULL, 0);
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}
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