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Armadillo 500 add NAND flash device support (resend).

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Since recent mxc_nand driver fixes from linux-mtd this patch
add support for ST NAND02GW3B2CN6 (2k pages flash) placed on the armadillo 500
motherboard.

Signed-off-by: Alberto Panizzo <maramaopercheseimorto@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Alberto Panizzo 2009-06-17 15:06:30 +02:00 committed by Sascha Hauer
parent c3a9c7f53a
commit 0c8bad6a26
1 changed files with 16 additions and 0 deletions
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16
arch/arm/mach-mx3/armadillo5x0.c
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@ -32,6 +32,7 @@
#include <linux/interrupt.h> #include <linux/interrupt.h>
#include <linux/irq.h> #include <linux/irq.h>
#include <linux/mtd/physmap.h> #include <linux/mtd/physmap.h>
#include <linux/io.h>
#include <mach/hardware.h> #include <mach/hardware.h>
#include <asm/mach-types.h> #include <asm/mach-types.h>
@ -47,8 +48,10 @@
#include <mach/mmc.h> #include <mach/mmc.h>
#include <mach/ipu.h> #include <mach/ipu.h>
#include <mach/mx3fb.h> #include <mach/mx3fb.h>
#include <mach/mxc_nand.h>
#include "devices.h" #include "devices.h"
#include "crm_regs.h"
static int armadillo5x0_pins[] = { static int armadillo5x0_pins[] = {
/* UART1 */ /* UART1 */
@ -94,7 +97,14 @@ static int armadillo5x0_pins[] = {
MX31_PIN_FPSHIFT__FPSHIFT, MX31_PIN_FPSHIFT__FPSHIFT,
MX31_PIN_DRDY0__DRDY0, MX31_PIN_DRDY0__DRDY0,
IOMUX_MODE(MX31_PIN_LCS1, IOMUX_CONFIG_GPIO), /*ADV7125_PSAVE*/ IOMUX_MODE(MX31_PIN_LCS1, IOMUX_CONFIG_GPIO), /*ADV7125_PSAVE*/
};
/*
* NAND Flash
*/
static struct mxc_nand_platform_data armadillo5x0_nand_flash_pdata = {
.width = 1,
.hw_ecc = 1,
}; };
/* /*
@ -319,6 +329,12 @@ static void __init armadillo5x0_init(void)
/* Register NOR Flash */ /* Register NOR Flash */
mxc_register_device(&armadillo5x0_nor_flash, mxc_register_device(&armadillo5x0_nor_flash,
&armadillo5x0_nor_flash_pdata); &armadillo5x0_nor_flash_pdata);
/* Register NAND Flash */
mxc_register_device(&mxc_nand_device, &armadillo5x0_nand_flash_pdata);
/* set NAND page size to 2k if not configured via boot mode pins */
__raw_writel(__raw_readl(MXC_CCM_RCSR) | (1 << 30), MXC_CCM_RCSR);
} }
static void __init armadillo5x0_timer_init(void) static void __init armadillo5x0_timer_init(void)