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

source/bootloader/u-boot-2020.01/include/configs/at91sam9rlek.h

@@ -0,0 +1,99 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian@popies.net>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * Configuation settings for the AT91SAM9RLEK board.
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#include <asm/hardware.h>
+
+/* ARM asynchronous clock */
+#define CONFIG_SYS_AT91_SLOW_CLOCK	32768		/* slow clock xtal */
+#define CONFIG_SYS_AT91_MAIN_CLOCK	12000000	/* main clock xtal */
+
+#define CONFIG_SKIP_LOWLEVEL_INIT
+
+#define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS	1
+#define CONFIG_INITRD_TAG		1
+
+#define CONFIG_ATMEL_LEGACY
+
+/*
+ * Hardware drivers
+ */
+
+/* LCD */
+#define LCD_BPP				LCD_COLOR8
+#define CONFIG_LCD_LOGO			1
+#undef LCD_TEST_PATTERN
+#define CONFIG_LCD_INFO			1
+#define CONFIG_LCD_INFO_BELOW_LOGO	1
+#define CONFIG_ATMEL_LCD		1
+#define CONFIG_ATMEL_LCD_RGB565		1
+/* Let board_init_f handle the framebuffer allocation */
+#undef CONFIG_FB_ADDR
+
+/* SDRAM */
+#define CONFIG_SYS_SDRAM_BASE		ATMEL_BASE_CS1
+#define CONFIG_SYS_SDRAM_SIZE		0x04000000
+
+#define CONFIG_SYS_INIT_SP_ADDR \
+	(ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
+
+/* NAND flash */
+#ifdef CONFIG_CMD_NAND
+#define CONFIG_SYS_MAX_NAND_DEVICE		1
+#define CONFIG_SYS_NAND_BASE			ATMEL_BASE_CS3
+#define CONFIG_SYS_NAND_DBW_8			1
+/* our ALE is AD21 */
+#define CONFIG_SYS_NAND_MASK_ALE		(1 << 21)
+/* our CLE is AD22 */
+#define CONFIG_SYS_NAND_MASK_CLE		(1 << 22)
+#define CONFIG_SYS_NAND_ENABLE_PIN		AT91_PIN_PB6
+#define CONFIG_SYS_NAND_READY_PIN		AT91_PIN_PD17
+
+#endif
+
+/* Ethernet - not present */
+
+/* USB - not supported */
+
+#define CONFIG_SYS_LOAD_ADDR			0x22000000	/* load address */
+
+#define CONFIG_SYS_MEMTEST_START		CONFIG_SYS_SDRAM_BASE
+#define CONFIG_SYS_MEMTEST_END			0x23e00000
+
+#ifdef CONFIG_SYS_USE_DATAFLASH
+
+/* bootstrap + u-boot + env + linux in dataflash on CS0 */
+#define CONFIG_BOOTCOMMAND	"sf probe 0; " \
+				"sf read 0x22000000 0x84000 0x294000; " \
+				"bootm 0x22000000"
+
+#elif CONFIG_SYS_USE_NANDFLASH
+
+/* bootstrap + u-boot + env + linux in nandflash */
+#define CONFIG_BOOTCOMMAND	"nand read 0x22000000 0x200000 0x600000; "	\
+				"nand read 0x21000000 0x180000 0x80000; "	\
+				"bootz 0x22000000 - 0x21000000"
+
+#else /* CONFIG_SYS_USE_MMC */
+
+/* bootstrap + u-boot + env + linux in mmc */
+#define CONFIG_BOOTCOMMAND	"fatload mmc 0:1 0x21000000 at91sam9rlek.dtb; " \
+				"fatload mmc 0:1 0x22000000 zImage; " \
+				"bootz 0x22000000 - 0x21000000"
+#endif
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_SYS_MALLOC_LEN	ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
+
+#endif