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authorAlexander Shiyan <shc_work@mail.ru>2013-05-13 21:07:26 +0400
committerOlof Johansson <olof@lixom.net>2013-06-11 15:47:21 -0700
commit3f0bcaa5e91d0752ccaf2d8d6aa1514dae5e8264 (patch)
tree7a7c21b2c047200922338d992831b8bca93f6578 /arch/arm/mach-clps711x
parentba18ec214e4a8a45a164bbb4b2a8af401dd5b408 (diff)
ARM: clps711x: autcpu12: Add support for NOR flash
Signed-off-by: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/mach-clps711x')
-rw-r--r--arch/arm/mach-clps711x/board-autcpu12.c39
-rw-r--r--arch/arm/mach-clps711x/include/mach/autcpu12.h5
2 files changed, 37 insertions, 7 deletions
diff --git a/arch/arm/mach-clps711x/board-autcpu12.c b/arch/arm/mach-clps711x/board-autcpu12.c
index 78b528aa3ba7..3e22d0b1a9c5 100644
--- a/arch/arm/mach-clps711x/board-autcpu12.c
+++ b/arch/arm/mach-clps711x/board-autcpu12.c
@@ -26,6 +26,7 @@
#include <linux/gpio.h>
#include <linux/ioport.h>
#include <linux/interrupt.h>
+#include <linux/mtd/physmap.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/nand-gpio.h>
#include <linux/platform_device.h>
@@ -45,12 +46,17 @@
#include "common.h"
#include "devices.h"
-#define AUTCPU12_CS8900_BASE (CS2_PHYS_BASE + 0x300)
-#define AUTCPU12_CS8900_IRQ (IRQ_EINT3)
+/* NOR flash */
+#define AUTCPU12_FLASH_BASE (CS0_PHYS_BASE)
+/* SmartMedia flash */
#define AUTCPU12_SMC_BASE (CS1_PHYS_BASE + 0x06000000)
#define AUTCPU12_SMC_SEL_BASE (AUTCPU12_SMC_BASE + 0x10)
+/* Ethernet */
+#define AUTCPU12_CS8900_BASE (CS2_PHYS_BASE + 0x300)
+#define AUTCPU12_CS8900_IRQ (IRQ_EINT3)
+
/* NAND flash */
#define AUTCPU12_MMGPIO_BASE (CLPS711X_NR_GPIO)
#define AUTCPU12_SMC_NCE (AUTCPU12_MMGPIO_BASE + 0) /* Bit 0 */
@@ -160,9 +166,38 @@ static const struct gpio autcpu12_gpios[] __initconst = {
{ AUTCPU12_DPOT_UD, GPIOF_OUT_INIT_LOW, "DPOT UD" },
};
+static struct mtd_partition autcpu12_flash_partitions[] = {
+ {
+ .name = "NOR.0",
+ .offset = 0,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct physmap_flash_data autcpu12_flash_pdata = {
+ .width = 4,
+ .parts = autcpu12_flash_partitions,
+ .nr_parts = ARRAY_SIZE(autcpu12_flash_partitions),
+};
+
+static struct resource autcpu12_flash_resources[] __initdata = {
+ DEFINE_RES_MEM(AUTCPU12_FLASH_BASE, SZ_8M),
+};
+
+static struct platform_device autcpu12_flash_pdev __initdata = {
+ .name = "physmap-flash",
+ .id = 0,
+ .resource = autcpu12_flash_resources,
+ .num_resources = ARRAY_SIZE(autcpu12_flash_resources),
+ .dev = {
+ .platform_data = &autcpu12_flash_pdata,
+ },
+};
+
static void __init autcpu12_init(void)
{
clps711x_devices_init();
+ platform_device_register(&autcpu12_flash_pdev);
platform_device_register_simple("video-clps711x", 0, NULL, 0);
platform_device_register_simple("cs89x0", 0, autcpu12_cs8900_resource,
ARRAY_SIZE(autcpu12_cs8900_resource));
diff --git a/arch/arm/mach-clps711x/include/mach/autcpu12.h b/arch/arm/mach-clps711x/include/mach/autcpu12.h
index b95d60a79b30..0db6f1869f01 100644
--- a/arch/arm/mach-clps711x/include/mach/autcpu12.h
+++ b/arch/arm/mach-clps711x/include/mach/autcpu12.h
@@ -20,11 +20,6 @@
#ifndef __ASM_ARCH_AUTCPU12_H
#define __ASM_ARCH_AUTCPU12_H
-/*
- * The flash bank is wired to chip select 0
- */
-#define AUTCPU12_PHYS_FLASH CS0_PHYS_BASE /* physical */
-
/* offset for device specific information structure */
#define AUTCPU12_LCDINFO_OFFS (0x00010000)