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Commit a1b67b95 authored by Alberto Panizzo's avatar Alberto Panizzo Committed by Sascha Hauer
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MXC: mach-mx31_3ds: Add support for on board NAND Flash. 



Since the using of Bad Block Table is not constantly a good behave
I had made it configurable.

Signed-off-by: default avatarAlberto Panizzo <maramaopercheseimorto@gmail.com>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 11a332ad

arch/arm/mach-mx3/Kconfig

+9 −0
Original line number Diff line number Diff line
@@ -62,6 +62,15 @@ config MACH_MX31_3DS 
	  Include support for MX31PDK (3DS) platform. This includes specific

	  configurations for the board and its peripherals.



config MACH_MX31_3DS_MXC_NAND_USE_BBT

	bool "Make the MXC NAND driver use the in flash Bad Block Table"

	depends on MACH_MX31_3DS

	depends on MTD_NAND_MXC

	help

	  Enable this if you want that the MXC NAND driver uses the in flash

	  Bad Block Table to know what blocks are bad instead of scanning the

	  entire flash looking for bad block markers.



config MACH_MX31MOBOARD

	bool "Support mx31moboard platforms (EPFL Mobots group)"

	select ARCH_MX31

arch/arm/mach-mx3/mach-mx31_3ds.c

+13 −0
Original line number Diff line number Diff line
@@ -34,6 +34,7 @@ 
#include <mach/board-mx31_3ds.h>

#include <mach/imx-uart.h>

#include <mach/iomux-mx3.h>

#include <mach/mxc_nand.h>

#include "devices.h"



/*!
@@ -53,6 +54,17 @@ static int mx31_3ds_pins[] = { 
	IOMUX_MODE(MX31_PIN_GPIO1_1, IOMUX_CONFIG_GPIO),

};



/*

 * NAND Flash

 */

static struct mxc_nand_platform_data imx31_3ds_nand_flash_pdata = {

	.width		= 1,

	.hw_ecc		= 1,

#ifdef MACH_MX31_3DS_MXC_NAND_USE_BBT

	.flash_bbt	= 1,

#endif

};



static struct imxuart_platform_data uart_pdata = {

	.flags = IMXUART_HAVE_RTSCTS,

};
@@ -236,6 +248,7 @@ static void __init mxc_board_init(void) 
				      "mx31_3ds");



	mxc_register_device(&mxc_uart_device0, &uart_pdata);

	mxc_register_device(&mxc_nand_device, &imx31_3ds_nand_flash_pdata);



	if (!mx31_3ds_init_expio())

		platform_device_register(&smsc911x_device);