GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/board/st/stm32f429-discovery/Kconfig

@@ -0,0 +1,19 @@
+if TARGET_STM32F429_DISCOVERY
+
+config SYS_BOARD
+	string
+	default "stm32f429-discovery"
+
+config SYS_VENDOR
+	string
+	default "st"
+
+config SYS_SOC
+	string
+	default "stm32f4"
+
+config SYS_CONFIG_NAME
+	string
+	default "stm32f429-discovery"
+
+endif

source/bootloader/u-boot-2020.01/board/st/stm32f429-discovery/MAINTAINERS

@@ -0,0 +1,6 @@
+STM32F429-DISCOVERY BOARD
+M:	Kamil Lulko <kamil.lulko@gmail.com>
+S:	Maintained
+F:	board/st/stm32f429-discovery/
+F:	include/configs/stm32f429-discovery.h
+F:	configs/stm32f429-discovery_defconfig

source/bootloader/u-boot-2020.01/board/st/stm32f429-discovery/Makefile

@@ -0,0 +1,10 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# (C) Copyright 2000-2004
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# (C) Copyright 2015
+# Kamil Lulko, <kamil.lulko@gmail.com>
+
+obj-y	:= stm32f429-discovery.o
+obj-y	+= led.o

source/bootloader/u-boot-2020.01/board/st/stm32f429-discovery/led.c

@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <kamil.lulko@gmail.com>
+ */
+
+#include <common.h>
+#include <status_led.h>
+#include <asm-generic/gpio.h>
+
+void coloured_LED_init(void)
+{
+	gpio_request(CONFIG_RED_LED, "red led");
+	gpio_direction_output(CONFIG_RED_LED, 0);
+	gpio_request(CONFIG_GREEN_LED, "green led");
+	gpio_direction_output(CONFIG_GREEN_LED, 0);
+}
+
+void red_led_off(void)
+{
+	gpio_set_value(CONFIG_RED_LED, 0);
+}
+
+void green_led_off(void)
+{
+	gpio_set_value(CONFIG_GREEN_LED, 0);
+}
+
+void red_led_on(void)
+{
+	gpio_set_value(CONFIG_RED_LED, 1);
+}
+
+void green_led_on(void)
+{
+	gpio_set_value(CONFIG_GREEN_LED, 1);
+}

source/bootloader/u-boot-2020.01/board/st/stm32f429-discovery/stm32f429-discovery.c

@@ -0,0 +1,79 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2011, 2012, 2013
+ * Yuri Tikhonov, Emcraft Systems, yur@emcraft.com
+ * Alexander Potashev, Emcraft Systems, aspotashev@emcraft.com
+ * Vladimir Khusainov, Emcraft Systems, vlad@emcraft.com
+ * Pavel Boldin, Emcraft Systems, paboldin@emcraft.com
+ *
+ * (C) Copyright 2015
+ * Kamil Lulko, <kamil.lulko@gmail.com>
+ */
+
+#include <common.h>
+#include <dm.h>
+
+#include <asm/io.h>
+#include <asm/arch/stm32.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+	int rv;
+	struct udevice *dev;
+
+	rv = uclass_get_device(UCLASS_RAM, 0, &dev);
+	if (rv) {
+		debug("DRAM init failed: %d\n", rv);
+		return rv;
+	}
+
+	if (fdtdec_setup_mem_size_base() != 0)
+		rv = -EINVAL;
+
+	return rv;
+}
+
+int dram_init_banksize(void)
+{
+	fdtdec_setup_memory_banksize();
+
+	return 0;
+}
+
+u32 get_board_rev(void)
+{
+	return 0;
+}
+
+int board_early_init_f(void)
+{
+	return 0;
+}
+
+int board_init(void)
+{
+	gd->bd->bi_boot_params = gd->bd->bi_dram[0].start + 0x100;
+
+	return 0;
+}
+
+#ifdef CONFIG_MISC_INIT_R
+int misc_init_r(void)
+{
+	char serialno[25];
+	uint32_t u_id_low, u_id_mid, u_id_high;
+
+	if (!env_get("serial#")) {
+		u_id_low  = readl(&STM32_U_ID->u_id_low);
+		u_id_mid  = readl(&STM32_U_ID->u_id_mid);
+		u_id_high = readl(&STM32_U_ID->u_id_high);
+		sprintf(serialno, "%08x%08x%08x",
+			u_id_high, u_id_mid, u_id_low);
+		env_set("serial#", serialno);
+	}
+
+	return 0;
+}
+#endif