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

2026-09-06 03:52:57 +08:00
commit b1928b41c0
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+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Configuration for Pumpkin board
+ *
+ * Copyright (C) 2019 BayLibre, SAS
+ * Author: Fabien Parent <fparent@baylibre.com
+ */
+
+#ifndef __PUMPKIN_H
+#define __PUMPKIN_H
+
+#include <linux/sizes.h>
+
+#define CONFIG_SYS_LOAD_ADDR		CONFIG_SYS_TEXT_BASE
+#define CONFIG_SYS_MALLOC_LEN		SZ_4M
+
+#define CONFIG_CPU_ARMV8
+#define COUNTER_FREQUENCY		13000000
+
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE	-4
+#define CONFIG_SYS_NS16550_MEM32
+#define CONFIG_SYS_NS16550_COM1		0x11005000
+#define CONFIG_SYS_NS16550_CLK		26000000
+
+#define CONFIG_SYS_UBOOT_START		CONFIG_SYS_TEXT_BASE
+#define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_TEXT_BASE + SZ_2M - \
+						 GENERATED_GBL_DATA_SIZE)
+
+#define CONFIG_SYS_BOOTM_LEN		SZ_64M
+
+/* Environment settings */
+#include <config_distro_bootcmd.h>
+
+#define MMCBOOT \
+	"mmcdev=0\0" \
+	"kernel_partition=2\0" \
+	"rootfs_partition=3\0" \
+	"mmc_discover_partition=" \
+		"part start mmc ${mmcdev} ${kernel_partition} kernel_part_addr;" \
+		"part size mmc ${mmcdev} ${kernel_partition} kernel_part_size;\0" \
+	"mmcboot=" \
+		"mmc dev ${mmcdev};" \
+		"run mmc_discover_partition;" \
+		"mmc read ${kerneladdr} ${kernel_part_addr} ${kernel_part_size};" \
+		"setenv bootargs ${bootargs} root=/dev/mmcblk${mmcdev}p${rootfs_partition} rootwait; " \
+		"bootm ${kerneladdr}; \0"
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"kerneladdr=0x4A000000\0" \
+	MMCBOOT \
+	"bootcmd=run mmcboot;\0"
+
+#endif