add a add_mem_device function

Add a helper function for boards to register their memory
devices. This makes the board code smaller and also helps
getting rid of map_base and struct memory_platform_data.

And switch all of the memory to it

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

1 files changed, 5 insertions, 15 deletions

diff --git a/arch/arm/boards/pcm043/pcm043.c b/arch/arm/boards/pcm043/pcm043.c
index ab88617d3e..0cfd6751fb 100644
--- a/arch/arm/boards/pcm043/pcm043.c
+++ b/arch/arm/boards/pcm043/pcm043.c
@@ -61,19 +61,6 @@ static struct fec_platform_data fec_info = {
 	.xcv_type = MII100,
 };
 
-static struct memory_platform_data ram_pdata = {
-	.name = "ram0",
-	.flags = IORESOURCE_MEM_WRITEABLE,
-};
-
-static struct device_d sdram0_dev = {
-	.id	  = -1,
-	.name     = "mem",
-	.map_base = IMX_SDRAM_CS0,
-	.size     = 128 * 1024 * 1024,
-	.platform_data = &ram_pdata,
-};
-
 struct imx_nand_platform_data nand_info = {
 	.width	= 1,
 	.hw_ecc	= 1,
@@ -149,6 +136,7 @@ struct gpio_led led0 = {
 
 static int imx35_devices_init(void)
 {
+	struct device_d *sdram_dev;
 	uint32_t reg;
 
 	/* CS0: Nor Flash */
@@ -189,10 +177,12 @@ static int imx35_devices_init(void)
 		}
 	}
 
-	register_device(&sdram0_dev);
+
+	sdram_dev = add_mem_device("ram0", IMX_SDRAM_CS0, 128 * 1024 * 1024,
+				   IORESOURCE_MEM_WRITEABLE);
+	armlinux_add_dram(sdram_dev);
 	imx35_add_fb(&ipu_fb_data);
 
-	armlinux_add_dram(&sdram0_dev);
 	armlinux_set_bootparams((void *)0x80000100);
 	armlinux_set_architecture(MACH_TYPE_PCM043);