--- /dev/null
- for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) {
+ // SPDX-License-Identifier: GPL-2.0
+ /*
+ * Based on vendor support provided by AVNET Embedded
+ *
+ * Copyright (C) 2021 AVNET Embedded, MSC Technologies GmbH
+ * Copyright 2021 General Electric Company
+ * Copyright 2021 Collabora Ltd.
+ */
+
+ #include <common.h>
+ #include <cpu_func.h>
+ #include <fsl_esdhc_imx.h>
+ #include <hang.h>
+ #include <i2c.h>
+ #include <image.h>
+ #include <init.h>
+ #include <log.h>
+ #include <mmc.h>
+ #include <spl.h>
+ #include <asm/global_data.h>
+ #include <asm/io.h>
+ #include <asm/arch/clock.h>
+ #include <asm/arch/ddr.h>
+ #include <asm/arch/imx8mp_pins.h>
+ #include <asm/arch/sys_proto.h>
+ #include <asm/mach-imx/boot_mode.h>
+ #include <asm/mach-imx/gpio.h>
+ #include <asm/mach-imx/iomux-v3.h>
+ #include <asm/mach-imx/mxc_i2c.h>
+ #include <dm/uclass.h>
+ #include <dm/device.h>
+ #include <linux/delay.h>
+ #include <power/pmic.h>
+ #include <power/rn5t567_pmic.h>
+
+ DECLARE_GLOBAL_DATA_PTR;
+
+ int spl_board_boot_device(enum boot_device boot_dev_spl)
+ {
+ return BOOT_DEVICE_BOOTROM;
+ }
+
+ void spl_dram_init(void)
+ {
+ ddr_init(&dram_timing);
+ }
+
+ void spl_board_init(void)
+ {
+ /*
+ * Set GIC clock to 500Mhz for OD VDD_SOC. Kernel driver does
+ * not allow to change it. Should set the clock after PMIC
+ * setting done. Default is 400Mhz (system_pll1_800m with div = 2)
+ * set by ROM for ND VDD_SOC
+ */
+ clock_enable(CCGR_GIC, 0);
+ clock_set_target_val(GIC_CLK_ROOT, CLK_ROOT_ON | CLK_ROOT_SOURCE_SEL(5));
+ clock_enable(CCGR_GIC, 1);
+
+ puts("Normal Boot\n");
+ }
+
+ #define USDHC_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_HYS | PAD_CTL_PUE \
+ | PAD_CTL_PE | PAD_CTL_FSEL2)
+ #define USDHC_GPIO_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE1)
+ #define USDHC_CD_PAD_CTRL (PAD_CTL_PE | PAD_CTL_PUE | PAD_CTL_HYS \
+ | PAD_CTL_DSE4)
+
+ static const iomux_v3_cfg_t usdhc2_pads[] = {
+ MX8MP_PAD_SD2_CLK__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_SD2_CMD__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_SD2_DATA0__USDHC2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_SD2_DATA1__USDHC2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_SD2_DATA2__USDHC2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_SD2_DATA3__USDHC2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_SD2_RESET_B__GPIO2_IO19 | MUX_PAD_CTRL(USDHC_GPIO_PAD_CTRL),
+ MX8MP_PAD_SD2_WP__GPIO2_IO20 | MUX_PAD_CTRL(USDHC_GPIO_PAD_CTRL),
+ MX8MP_PAD_SD2_CD_B__GPIO2_IO12 | MUX_PAD_CTRL(USDHC_CD_PAD_CTRL),
+ };
+
+ #define USDHC2_CD_GPIO IMX_GPIO_NR(2, 12)
+ #define USDHC2_RESET_GPIO IMX_GPIO_NR(2, 19)
+
+ static const iomux_v3_cfg_t usdhc3_pads[] = {
+ MX8MP_PAD_NAND_WE_B__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_WP_B__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_DATA04__USDHC3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_DATA05__USDHC3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_DATA06__USDHC3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_DATA07__USDHC3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_RE_B__USDHC3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_CE2_B__USDHC3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_CE3_B__USDHC3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_CLE__USDHC3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_READY_B__USDHC3_RESET_B | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX8MP_PAD_NAND_CE1_B__USDHC3_STROBE | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+
+ };
+
+ static struct fsl_esdhc_cfg usdhc_cfg[] = {
+ { USDHC2_BASE_ADDR, 0, 4 },
+ { USDHC3_BASE_ADDR, 0, 8 },
+ };
+
+ int board_mmc_init(struct bd_info *bis)
+ {
+ int i, ret;
+ /*
+ * According to the board_mmc_init() the following map is done:
+ * (U-Boot device node) (Physical Port)
+ * mmc0 (sd) USDHC2
+ * mmc1 (emmc) USDHC3
+ */
++ for (i = 0; i < CFG_SYS_FSL_USDHC_NUM; i++) {
+ switch (i) {
+ case 0:
+ init_clk_usdhc(1);
+ usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
+ imx_iomux_v3_setup_multiple_pads(usdhc2_pads,
+ ARRAY_SIZE(usdhc2_pads));
+ gpio_request(USDHC2_RESET_GPIO, "usdhc2_reset");
+ gpio_direction_output(USDHC2_RESET_GPIO, 0);
+ udelay(500);
+ gpio_direction_output(USDHC2_RESET_GPIO, 1);
+ gpio_request(USDHC2_CD_GPIO, "usdhc2 cd");
+ gpio_direction_input(USDHC2_CD_GPIO);
+ break;
+ case 1:
+ init_clk_usdhc(2);
+ usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
+ imx_iomux_v3_setup_multiple_pads(usdhc3_pads,
+ ARRAY_SIZE(usdhc3_pads));
+ break;
+ default:
+ printf("Warning: you configured more USDHC controllers (%d) than supported by the board\n",
+ i + 1);
+ return -EINVAL;
+ }
+
+ ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+ }
+
+ int board_mmc_getcd(struct mmc *mmc)
+ {
+ struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
+ int ret = 0;
+
+ switch (cfg->esdhc_base) {
+ case USDHC2_BASE_ADDR:
+ ret = !gpio_get_value(USDHC2_CD_GPIO);
+ break;
+ case USDHC3_BASE_ADDR:
+ ret = 1;
+ break;
+ }
+
+ return ret;
+ }
+
+ #define WDOG_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_ODE | PAD_CTL_PUE | PAD_CTL_PE)
+
+ static const iomux_v3_cfg_t wdog_pads[] = {
+ MX8MP_PAD_GPIO1_IO02__WDOG1_WDOG_B | MUX_PAD_CTRL(WDOG_PAD_CTRL),
+ };
+
+ #define UART_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_FSEL1)
+
+ static const iomux_v3_cfg_t ser0_pads[] = {
+ MX8MP_PAD_UART2_RXD__UART2_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
+ MX8MP_PAD_UART2_TXD__UART2_DCE_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(ser0_pads, ARRAY_SIZE(ser0_pads));
+
+ return 0;
+ }
+
+ static const iomux_v3_cfg_t reset_out_pad[] = {
+ MX8MP_PAD_SAI2_MCLK__GPIO4_IO27 | MUX_PAD_CTRL(0x19)
+ };
+
+ #define RESET_OUT_GPIO IMX_GPIO_NR(4, 27)
+
+ static void pulse_reset_out(void)
+ {
+ imx_iomux_v3_setup_multiple_pads(reset_out_pad, ARRAY_SIZE(reset_out_pad));
+
+ gpio_request(RESET_OUT_GPIO, "reset_out_gpio");
+ gpio_direction_output(RESET_OUT_GPIO, 0);
+ udelay(10);
+ gpio_direction_output(RESET_OUT_GPIO, 1);
+ }
+
+ #define I2C_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PE)
+ #define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
+ struct i2c_pads_info i2c_dev_pads = {
+ .scl = {
+ .i2c_mode = MX8MP_PAD_SAI5_RXFS__I2C6_SCL | PC,
+ .gpio_mode = MX8MP_PAD_SAI5_RXFS__GPIO3_IO19 | PC,
+ .gp = IMX_GPIO_NR(3, 19),
+ },
+ .sda = {
+ .i2c_mode = MX8MP_PAD_SAI5_RXC__I2C6_SDA | PC,
+ .gpio_mode = MX8MP_PAD_SAI5_RXC__GPIO3_IO20 | PC,
+ .gp = IMX_GPIO_NR(3, 20),
+ },
+ };
+
+ int power_init_board(void)
+ {
+ struct udevice *dev;
+ int ret;
+
+ ret = uclass_get_device_by_seq(UCLASS_PMIC, 0, &dev);
+ if (ret) {
+ printf("Error: Failed to get PMIC\n");
+ return ret;
+ }
+
+ /* set VCC_DRAM (buck2) to 1.1V */
+ pmic_reg_write(dev, RN5T567_DC2DAC, 0x28);
+
+ /* set VCC_ARM (buck2) to 0.95V */
+ pmic_reg_write(dev, RN5T567_DC3DAC, 0x1C);
+
+ return 0;
+ }
+
+ int board_fit_config_name_match(const char *name)
+ {
+ return 0;
+ }
+
+ void board_init_f(ulong dummy)
+ {
+ int ret;
+
+ arch_cpu_init();
+
+ init_uart_clk(1);
+
+ board_early_init_f();
+
+ pulse_reset_out();
+
+ timer_init();
+
+ ret = spl_early_init();
+ if (ret) {
+ printf("Error: failed to initialize SPL!\n");
+ hang();
+ }
+
+ preloader_console_init();
+
+ enable_tzc380();
+
+ power_init_board();
+
+ spl_dram_init();
+ }
--- /dev/null
+ CONFIG_ARM=y
+ CONFIG_ARCH_IMX8M=y
+ CONFIG_TEXT_BASE=0x40200000
+ CONFIG_SYS_MALLOC_LEN=0x2000000
+ CONFIG_SPL_GPIO=y
+ CONFIG_SPL_LIBCOMMON_SUPPORT=y
+ CONFIG_SPL_LIBGENERIC_SUPPORT=y
+ CONFIG_ENV_SIZE=0x1000
+ CONFIG_DM_GPIO=y
+ CONFIG_DEFAULT_DEVICE_TREE="imx8mp-msc-sm2s"
+ CONFIG_SPL_TEXT_BASE=0x920000
+ CONFIG_TARGET_MSC_SM2S_IMX8MP=y
+ CONFIG_SYS_PROMPT="u-boot=> "
+ CONFIG_SPL_MMC=y
+ CONFIG_SPL_SERIAL=y
+ CONFIG_SPL_DRIVERS_MISC=y
+ CONFIG_SPL=y
+ CONFIG_SPL_IMX_ROMAPI_LOADADDR=0x48000000
+ CONFIG_SYS_LOAD_ADDR=0x40480000
+ CONFIG_DISTRO_DEFAULTS=y
+ CONFIG_SYS_BOOT_GET_CMDLINE=y
+ CONFIG_SYS_BARGSIZE=2048
++CONFIG_SYS_MONITOR_LEN=524288
+ CONFIG_FIT=y
+ CONFIG_FIT_EXTERNAL_OFFSET=0x3000
+ CONFIG_SPL_LOAD_FIT=y
+ # CONFIG_USE_SPL_FIT_GENERATOR is not set
+ CONFIG_OF_SYSTEM_SETUP=y
+ CONFIG_DEFAULT_FDT_FILE="imx8mp-msc-sm2s.dtb"
+ CONFIG_SPL_MAX_SIZE=0x26000
+ CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
+ CONFIG_SPL_BSS_START_ADDR=0x0098FC00
+ CONFIG_SPL_BSS_MAX_SIZE=0x400
+ CONFIG_SPL_BOARD_INIT=y
+ CONFIG_SPL_BOOTROM_SUPPORT=y
+ CONFIG_SPL_SYS_MALLOC_SIMPLE=y
+ # CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
+ CONFIG_SPL_STACK=0x960000
+ CONFIG_SYS_SPL_MALLOC=y
+ CONFIG_HAS_CUSTOM_SPL_MALLOC_START=y
+ CONFIG_CUSTOM_SYS_SPL_MALLOC_ADDR=0x42200000
+ CONFIG_SYS_SPL_MALLOC_SIZE=0x80000
+ CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR=y
+ CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x300
+ CONFIG_SPL_I2C=y
+ CONFIG_SPL_POWER=y
+ CONFIG_SPL_WATCHDOG=y
+ CONFIG_SYS_MAXARGS=64
+ CONFIG_SYS_CBSIZE=2048
+ CONFIG_SYS_PBSIZE=2074
+ CONFIG_SYS_BOOTM_LEN=0x2000000
+ # CONFIG_CMD_EXPORTENV is not set
+ # CONFIG_CMD_IMPORTENV is not set
+ # CONFIG_CMD_CRC32 is not set
+ CONFIG_CMD_CLK=y
+ CONFIG_CMD_FUSE=y
+ CONFIG_CMD_GPIO=y
+ CONFIG_CMD_I2C=y
+ CONFIG_CMD_MMC=y
+ CONFIG_CMD_CACHE=y
+ CONFIG_CMD_REGULATOR=y
+ CONFIG_CMD_EXT4_WRITE=y
+ CONFIG_OF_CONTROL=y
+ CONFIG_OF_SPL_REMOVE_PROPS="interrupt-parent interrupts"
+ CONFIG_SPL_OF_CONTROL=y
+ CONFIG_ENV_OVERWRITE=y
+ CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+ CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+ CONFIG_USE_ETHPRIME=y
+ CONFIG_ETHPRIME="eth1"
+ CONFIG_SPL_DM=y
+ CONFIG_SPL_CLK_COMPOSITE_CCF=y
+ CONFIG_CLK_COMPOSITE_CCF=y
+ CONFIG_SPL_CLK_IMX8MP=y
+ CONFIG_CLK_IMX8MP=y
+ CONFIG_MXC_GPIO=y
+ CONFIG_DM_I2C=y
+ CONFIG_LED=y
+ CONFIG_LED_GPIO=y
+ CONFIG_SUPPORT_EMMC_BOOT=y
+ CONFIG_MMC_IO_VOLTAGE=y
+ CONFIG_MMC_UHS_SUPPORT=y
+ CONFIG_MMC_HS400_ES_SUPPORT=y
+ CONFIG_MMC_HS400_SUPPORT=y
+ CONFIG_FSL_USDHC=y
+ CONFIG_PHY_TI=y
+ CONFIG_DM_ETH=y
+ CONFIG_DM_ETH_PHY=y
+ CONFIG_PHY_GIGE=y
+ CONFIG_DWC_ETH_QOS=y
+ CONFIG_DWC_ETH_QOS_IMX=y
+ CONFIG_FEC_MXC=y
+ CONFIG_MII=y
+ CONFIG_PINCTRL=y
+ CONFIG_SPL_PINCTRL=y
+ CONFIG_PINCTRL_IMX8M=y
+ CONFIG_DM_PMIC=y
+ CONFIG_PMIC_RN5T567=y
+ CONFIG_SPL_PMIC_RN5T567=y
+ CONFIG_DM_REGULATOR=y
+ CONFIG_DM_REGULATOR_FIXED=y
+ CONFIG_DM_REGULATOR_GPIO=y
+ CONFIG_MXC_UART=y
+ CONFIG_SYSRESET=y
+ CONFIG_SPL_SYSRESET=y
+ CONFIG_SYSRESET_PSCI=y
--- /dev/null
-#define CONFIG_SYS_MONITOR_LEN (512 * 1024)
+ /* SPDX-License-Identifier: GPL-2.0 */
+ /*
+ * Based on vendor support provided by AVNET Embedded
+ *
+ * Copyright (C) 2021 AVNET Embedded, MSC Technologies GmbH
+ * Copyright 2021 General Electric Company
+ * Copyright 2021 Collabora Ltd.
+ */
+
+ #ifndef __MSC_SM2S_IMX8MP_H
+ #define __MSC_SM2S_IMX8MP_H
+
+ #include <linux/sizes.h>
+ #include <linux/stringify.h>
+ #include <asm/arch/imx-regs.h>
+
-#define CONFIG_SYS_FSL_USDHC_NUM 2
-#define CONFIG_SYS_FSL_ESDHC_ADDR 0
+ #define CONFIG_SYS_UBOOT_BASE (QSPI0_AMBA_BASE + CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR * 512)
+
+ #if defined(CONFIG_CMD_NET)
+ #define CONFIG_FEC_MXC_PHYADDR 1
+ #define PHY_ANEG_TIMEOUT 20000
+ #endif
+
+ #ifndef CONFIG_SPL_BUILD
+ #define BOOT_TARGET_DEVICES(func) \
+ func(MMC, mmc, 1) \
+ func(MMC, mmc, 2)
+
+ #include <config_distro_bootcmd.h>
+ #endif
+
+ /* Initial environment variables */
+ #define CONFIG_EXTRA_ENV_SETTINGS \
+ BOOTENV \
+ "scriptaddr=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
+ "kernel_addr_r=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
+ "image=Image\0" \
+ "console=ttymxc1,115200\0" \
+ "fdt_addr_r=0x43000000\0" \
+ "boot_fdt=try\0" \
+ "fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0" \
+ "initrd_addr=0x43800000\0" \
+ "bootm_size=0x10000000\0" \
+ "mmcpart=1\0" \
+ "mmcroot=/dev/mmcblk1p2 rootwait rw\0" \
+
+ /* Link Definitions */
+
+ #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
+ #define CONFIG_SYS_INIT_RAM_SIZE 0x80000
+
+ #define CONFIG_SYS_SDRAM_BASE 0x40000000
+ #define PHYS_SDRAM 0x40000000
+ #define PHYS_SDRAM_SIZE 0x80000000 /* 2GB DDR */
+ #define PHYS_SDRAM_2 0xc0000000
+ #define PHYS_SDRAM_2_SIZE 0x0
+
+ #define CONFIG_MXC_UART_BASE UART2_BASE_ADDR
+
++#define CFG_SYS_FSL_USDHC_NUM 2
++#define CFG_SYS_FSL_ESDHC_ADDR 0
+
+ #endif
projects / platform / kernel / u-boot.git / commitdiff