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authorFabio Estevam <fabio.estevam@freescale.com>2011-09-06 09:05:43 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2011-09-30 22:01:00 +0200
commit419adbfbcba2f818d84eec6ed3f70173a4d67efa (patch)
tree5d978a58eeed506b9c52ebe189a72d4e74dfb7a6 /board/freescale/mx25pdk/mx25pdk.c
parente6d9b9785cde08162afd68ef555dcef7d477e1be (diff)
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MX25: Add initial support for MX25PDK
Add the initial support for MX25PDK booting from SD card via internal boot. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Diffstat (limited to 'board/freescale/mx25pdk/mx25pdk.c')
-rw-r--r--board/freescale/mx25pdk/mx25pdk.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/board/freescale/mx25pdk/mx25pdk.c b/board/freescale/mx25pdk/mx25pdk.c
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--- /dev/null
+++ b/board/freescale/mx25pdk/mx25pdk.c
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+/*
+ * (C) Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * Author: Fabio Estevam <fabio.estevam@freescale.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/imx25-pinmux.h>
+#include <asm/arch/sys_proto.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+ /* dram_init must store complete ramsize in gd->ram_size */
+ gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
+ PHYS_SDRAM_1_SIZE);
+ return 0;
+}
+
+void dram_init_banksize(void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+}
+
+int board_early_init_f(void)
+{
+ mx25_uart1_init_pins();
+
+ return 0;
+}
+
+int board_init(void)
+{
+ gd->bd->bi_arch_number = MACH_TYPE_MX25_3DS;
+ /* address of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ puts("Board: MX25PDK\n");
+
+ return 0;
+}