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authorSteve Kipisz <s-kipisz2@ti.com>2013-07-18 15:13:03 -0400
committerTom Rini <trini@ti.com>2013-07-30 09:21:41 -0400
commitcd8845d7a49687e9e7f727c9d821accf22854dd3 (patch)
treea45912edaf22760b46f43ca03f8f7e10a81af7b7 /board/ti/am335x/board.c
parent392bba4ad0049832f50eb368a04992f9719744b0 (diff)
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am335x_evm: Add support for the NOR module on the memory cape
This patch adds support for the NOR module that attaches to the memory cape for a Beaglebone board. This does not add booting support; only support so that you can boot from SD/MMC and see the NOR module so that it can be programmed. Signed-off-by: Steve Kipisz <s-kipisz2@ti.com> [trini: Clean up config changes slightly] Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'board/ti/am335x/board.c')
-rw-r--r--board/ti/am335x/board.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c
index 00802b6..b12341d 100644
--- a/board/ti/am335x/board.c
+++ b/board/ti/am335x/board.c
@@ -19,6 +19,7 @@
#include <asm/arch/gpio.h>
#include <asm/arch/mmc_host_def.h>
#include <asm/arch/sys_proto.h>
+#include <asm/arch/mem.h>
#include <asm/io.h>
#include <asm/emif.h>
#include <asm/gpio.h>
@@ -339,10 +340,22 @@ void s_init(void)
*/
int board_init(void)
{
+#ifdef CONFIG_NOR
+ const u32 gpmc_nor[GPMC_MAX_REG] = { STNOR_GPMC_CONFIG1,
+ STNOR_GPMC_CONFIG2, STNOR_GPMC_CONFIG3, STNOR_GPMC_CONFIG4,
+ STNOR_GPMC_CONFIG5, STNOR_GPMC_CONFIG6, STNOR_GPMC_CONFIG7 };
+#endif
+
gd->bd->bi_boot_params = PHYS_DRAM_1 + 0x100;
gpmc_init();
+#ifdef CONFIG_NOR
+ /* Reconfigure CS0 for NOR instead of NAND. */
+ enable_gpmc_cs_config(gpmc_nor, &gpmc_cfg->cs[0],
+ CONFIG_SYS_FLASH_BASE, GPMC_SIZE_16M);
+#endif
+
return 0;
}