This patch adds the NAND support on AM3517 platform and creates the partitions.
Referred to file: arch/arm/mach-omap2/board-omap3beagle.c
Signed-off-by: Hrishikesh Bhandiwad <hrishikes...@ti.com>
---
arch/arm/mach-omap2/board-am3517evm.c | 38 +++++++++++++++++++++++++++++++++
1 files changed, 38 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/board-am3517evm.c
b/arch/arm/mach-omap2/board-am3517evm.c
index 63af417..dceb996 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -24,6 +24,8 @@
#include <linux/i2c/pca953x.h>
#include <linux/can/platform/ti_hecc.h>
#include <linux/davinci_emac.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/nand.h>
#include <mach/hardware.h>
#include <mach/am35xx.h>
@@ -39,6 +41,7 @@
#include "mux.h"
#include "control.h"
+#include "common-board-devices.h"
#define AM35XX_EVM_MDIO_FREQUENCY (1000000)
@@ -460,6 +463,37 @@ static void am3517_evm_hecc_init(struct
ti_hecc_platform_data *pdata)
static struct omap_board_config_kernel am3517_evm_config[] __initdata = {
};
+static struct mtd_partition am3517_nand_partitions[] = {
+ /* All the partition sizes are listed in terms of NAND block size */
+ {
+ .name = "X-Loader",
+ .offset = 0,
+ .size = 4 * NAND_BLOCK_SIZE,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ {
+ .name = "U-Boot",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
+ .size = 15 * NAND_BLOCK_SIZE,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ {
+ .name = "U-Boot Env",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */
+ .size = 1 * NAND_BLOCK_SIZE,
+ },
+ {
+ .name = "Kernel",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
+ .size = 32 * NAND_BLOCK_SIZE,
+ },
+ {
+ .name = "File System",
+ .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
static void __init am3517_evm_init(void)
{
omap_board_config = am3517_evm_config;
@@ -473,6 +507,10 @@ static void __init am3517_evm_init(void)
/* Configure GPIO for EHCI port */
omap_mux_init_gpio(57, OMAP_PIN_OUTPUT);
usbhs_init(&usbhs_bdata);
+ /*NAND*/
+ omap_nand_flash_init(NAND_BUSWIDTH_16, am3517_nand_partitions,
+ ARRAY_SIZE(am3517_nand_partitions));
+
am3517_evm_hecc_init(&am3517_evm_hecc_pdata);
/* DSS */
am3517_evm_display_init();
--
1.6.2.4
This patch has dependency on following patchset :
http://marc.info/?l=linux-omap&m=131247357813228&w=2
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