From: Marek Vasut <marek.vasut@gmail.com>
Date: Fri, 17 Jul 2009 17:46:58 +0000 (+0200)
Subject: [ARM] pxa/palm: Add NOR flash support for PalmLD
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d7c307cfe76ae0c0493fbdac417ef6e30221f61b;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

[ARM] pxa/palm: Add NOR flash support for PalmLD

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
---

diff --git a/arch/arm/mach-pxa/palmld.c b/arch/arm/mach-pxa/palmld.c
index 08c599b49d8..b3ae8b958ad 100644
--- a/arch/arm/mach-pxa/palmld.c
+++ b/arch/arm/mach-pxa/palmld.c
@@ -25,6 +25,9 @@
 #include <linux/wm97xx_batt.h>
 #include <linux/power_supply.h>
 #include <linux/sysdev.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -140,6 +143,42 @@ static unsigned long palmld_pin_config[] __initdata = {
 	GPIO13_GPIO,	/* earphone detect */
 };
 
+/******************************************************************************
+ * NOR Flash
+ ******************************************************************************/
+static struct mtd_partition palmld_partitions[] = {
+	{
+		.name		= "Flash",
+		.offset		= 0x00000000,
+		.size		= MTDPART_SIZ_FULL,
+		.mask_flags	= 0
+	}
+};
+
+static struct physmap_flash_data palmld_flash_data[] = {
+	{
+		.width		= 2,			/* bankwidth in bytes */
+		.parts		= palmld_partitions,
+		.nr_parts	= ARRAY_SIZE(palmld_partitions)
+	}
+};
+
+static struct resource palmld_flash_resource = {
+	.start	= PXA_CS0_PHYS,
+	.end	= PXA_CS0_PHYS + SZ_4M - 1,
+	.flags	= IORESOURCE_MEM,
+};
+
+static struct platform_device palmld_flash = {
+	.name		= "physmap-flash",
+	.id		= 0,
+	.resource	= &palmld_flash_resource,
+	.num_resources	= 1,
+	.dev 		= {
+		.platform_data = palmld_flash_data,
+	},
+};
+
 /******************************************************************************
  * SD/MMC card controller
  ******************************************************************************/
@@ -489,6 +528,7 @@ static struct platform_device *devices[] __initdata = {
 	&power_supply,
 	&palmld_asoc,
 	&palmld_hdd,
+	&palmld_flash,
 };
 
 static struct map_desc palmld_io_desc[] __initdata = {