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

source/bootloader/u-boot-2020.01/board/sysam/stmark2/stmark2.c

@@ -0,0 +1,46 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Board-specific init.
+ *
+ * (C) Copyright 2017 Angelo Dureghello <angelo@sysam.it>
+ */
+
+#include <common.h>
+#include <spi.h>
+#include <asm/io.h>
+#include <asm/immap.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int checkboard(void)
+{
+	/*
+	 * need to to:
+	 * Check serial flash size. if 2mb evb, else 8mb demo
+	 */
+	puts("Board: ");
+	puts("Sysam stmark2\n");
+	return 0;
+}
+
+int dram_init(void)
+{
+	u32 dramsize;
+
+	/*
+	 * Serial Boot: The dram is already initialized in start.S
+	 * only require to return DRAM size
+	 */
+	dramsize = CONFIG_SYS_SDRAM_SIZE * 0x100000;
+
+	gd->ram_size = dramsize;
+
+	return 0;
+}
+
+int testdram(void)
+{
+	return 0;
+}