omap: move detection of NAND CS to common-board-devices

and reduce amount of copy/paste

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
CC: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 2 insertions, 43 deletions

diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c
index 0a9b3299427a..d770802900b2 100644
--- a/arch/arm/mach-omap2/board-omap3touchbook.c
+++ b/arch/arm/mach-omap2/board-omap3touchbook.c
@@ -96,15 +96,6 @@ static struct mtd_partition omap3touchbook_nand_partitions[] = {
 	},
 };
 
-static struct omap_nand_platform_data omap3touchbook_nand_data = {
-	.options	= NAND_BUSWIDTH_16,
-	.parts		= omap3touchbook_nand_partitions,
-	.nr_parts	= ARRAY_SIZE(omap3touchbook_nand_partitions),
-	.dma_channel	= -1,		/* disable DMA in OMAP NAND driver */
-	.nand_setup	= NULL,
-	.dev_ready	= NULL,
-};
-
 #include "sdram-micron-mt46h32m32lf-6.h"
 
 static struct omap2_hsmmc_info mmc[] = {
@@ -396,39 +387,6 @@ static struct platform_device *omap3_touchbook_devices[] __initdata = {
 	&keys_gpio,
 };
 
-static void __init omap3touchbook_flash_init(void)
-{
-	u8 cs = 0;
-	u8 nandcs = GPMC_CS_NUM + 1;
-
-	/* find out the chip-select on which NAND exists */
-	while (cs < GPMC_CS_NUM) {
-		u32 ret = 0;
-		ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
-
-		if ((ret & 0xC00) == 0x800) {
-			printk(KERN_INFO "Found NAND on CS%d\n", cs);
-			if (nandcs > GPMC_CS_NUM)
-				nandcs = cs;
-		}
-		cs++;
-	}
-
-	if (nandcs > GPMC_CS_NUM) {
-		printk(KERN_INFO "NAND: Unable to find configuration "
-				 "in GPMC\n ");
-		return;
-	}
-
-	if (nandcs < GPMC_CS_NUM) {
-		omap3touchbook_nand_data.cs = nandcs;
-
-		printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
-		if (gpmc_nand_init(&omap3touchbook_nand_data) < 0)
-			printk(KERN_ERR "Unable to register NAND device\n");
-	}
-}
-
 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 
 	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
@@ -491,7 +449,8 @@ static void __init omap3_touchbook_init(void)
 	omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata);
 	usb_musb_init(&musb_board_data);
 	usbhs_init(&usbhs_bdata);
-	omap3touchbook_flash_init();
+	omap_nand_flash_init(NAND_BUSWIDTH_16, omap3touchbook_nand_partitions,
+			     ARRAY_SIZE(omap3touchbook_nand_partitions));
 
 	/* Ensure SDRC pins are mux'd for self-refresh */
 	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);