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

2026-09-06 03:52:57 +08:00
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+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Configuration for MediaTek MT8518 SoC
+ *
+ * Copyright (C) 2019 MediaTek Inc.
+ * Author: Mingming Lee <mingming.lee@mediatek.com>
+ */
+
+#ifndef __MT8518_H
+#define __MT8518_H
+
+#include <linux/sizes.h>
+
+/* Machine ID */
+#define CONFIG_SYS_NONCACHED_MEMORY		SZ_1M
+
+#define CONFIG_CPU_ARMV8
+
+#define COUNTER_FREQUENCY			13000000
+
+/* DRAM definition */
+#define CONFIG_SYS_SDRAM_BASE			0x40000000
+#define CONFIG_SYS_SDRAM_SIZE			0x20000000
+
+#define CONFIG_SYS_LOAD_ADDR			0x41000000
+#define CONFIG_LOADADDR				CONFIG_SYS_LOAD_ADDR
+
+#define CONFIG_SYS_MALLOC_LEN			SZ_32M
+#define CONFIG_SYS_BOOTM_LEN			SZ_64M
+
+/* Uboot definition */
+#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)
+
+/* ENV Setting */
+#if defined(CONFIG_MMC_MTK)
+#define CONFIG_SYS_MMC_ENV_DEV			0
+#define CONFIG_ENV_OVERWRITE
+
+/* MMC offset in block unit,and block size is 0x200 */
+#define ENV_BOOT_READ_IMAGE \
+	"boot_rd_img=mmc dev 0" \
+	";mmc read ${loadaddr} 0x27400 0x4000" \
+	";iminfo ${loadaddr}\0"
+#endif
+
+/* Console configuration */
+#define ENV_DEVICE_SETTINGS \
+	"stdin=serial\0" \
+	"stdout=serial\0" \
+	"stderr=serial\0"
+
+#define ENV_BOOT_CMD \
+	"mtk_boot=run boot_rd_img;bootm;\0"
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"fdt_high=0x6c000000\0" \
+	ENV_DEVICE_SETTINGS \
+	ENV_BOOT_READ_IMAGE \
+	ENV_BOOT_CMD \
+	"bootcmd=run mtk_boot;\0" \
+
+#endif