1 files changed, 141 insertions, 0 deletions
diff --git a/board/advantech/imx8qm_rom7720_a1/imx8qm_rom7720_a1.c b/board/advantech/imx8qm_rom7720_a1/imx8qm_rom7720_a1.c
new file mode 100644
index 0000000000..2f97d5ce96
--- /dev/null
+++ b/board/advantech/imx8qm_rom7720_a1/imx8qm_rom7720_a1.c
@@ -0,0 +1,141 @@
+// SPDX-License-Identifier:	GPL-2.0+
+/*
+ * Copyright 2017-2018 NXP
+ * Copyright (C) 2019 Oliver Graute <oliver.graute@kococonnector.com>
+ */
+
+#include <common.h>
+#include <errno.h>
+#include <linux/libfdt.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/sci/sci.h>
+#include <asm/arch/imx8-pins.h>
+#include <asm/arch/iomux.h>
+#include <asm/arch/sys_proto.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define UART_PAD_CTRL	((SC_PAD_CONFIG_OUT_IN << PADRING_CONFIG_SHIFT) | \
+			 (SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+			 (SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \
+			 (SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+
+static iomux_cfg_t uart0_pads[] = {
+	SC_P_UART0_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
+	SC_P_UART0_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+static void setup_iomux_uart(void)
+{
+	imx8_iomux_setup_multiple_pads(uart0_pads, ARRAY_SIZE(uart0_pads));
+}
+
+int board_early_init_f(void)
+{
+	sc_pm_clock_rate_t rate = SC_80MHZ;
+	int ret;
+
+	/* Set UART0 clock root to 80 MHz */
+	ret = sc_pm_setup_uart(SC_R_UART_0, rate);
+	if (ret)
+		return ret;
+
+	setup_iomux_uart();
+
+	/* This is needed to because Kernel do not Power Up DC_0 */
+	sc_pm_set_resource_power_mode(-1, SC_R_DC_0, SC_PM_PW_MODE_ON);
+	sc_pm_set_resource_power_mode(-1, SC_R_GPIO_5, SC_PM_PW_MODE_ON);
+
+	return 0;
+}
+
+#if IS_ENABLED(CONFIG_FEC_MXC)
+#include <miiphy.h>
+
+int board_phy_config(struct phy_device *phydev)
+{
+#ifdef CONFIG_FEC_ENABLE_MAX7322
+	u8 value;
+
+	/* This is needed to drive the pads to 1.8V instead of 1.5V */
+	i2c_set_bus_num(CONFIG_MAX7322_I2C_BUS);
+
+	if (!i2c_probe(CONFIG_MAX7322_I2C_ADDR)) {
+		/* Write 0x1 to enable O0 output, this device has no addr */
+		/* hence addr length is 0 */
+		value = 0x1;
+		if (dm_i2c_write(CONFIG_MAX7322_I2C_ADDR, 0, 0, &value, 1))
+			printf("MAX7322 write failed\n");
+	} else {
+		printf("MAX7322 Not found\n");
+	}
+	mdelay(1);
+#endif
+
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f);
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8);
+
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x00);
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x82ee);
+	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 checkboard(void)
+{
+	puts("Board: ROM-7720-A1 4GB\n");
+
+	build_info();
+	print_bootinfo();
+
+	return 0;
+}
+
+int board_init(void)
+{
+	/* Power up base board */
+	sc_pm_set_resource_power_mode(-1, SC_R_BOARD_R1, SC_PM_PW_MODE_ON);
+
+	return 0;
+}
+
+void detail_board_ddr_info(void)
+{
+	puts("\nDDR    ");
+}
+
+/*
+ * Board specific reset that is system reset.
+ */
+void reset_cpu(ulong addr)
+{
+	/* TODO */
+}
+
+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", "ROM-7720-A1");
+	env_set("board_rev", "iMX8QM");
+#endif
+
+	env_set("sec_boot", "no");
+#ifdef CONFIG_AHAB_BOOT
+	env_set("sec_boot", "yes");
+#endif
+
+	return 0;
+}