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| author | Alberto Panizzo <maramaopercheseimorto@gmail.com> | 2010-03-23 19:49:35 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-03-25 08:43:03 +0100 |
| commit | a1b67b957ea3b9138ed8239796cb48d8b1bf66b0 (patch) | |
| tree | 8c72347ea0f570bd6486adf745c6f2075cd16331 | |
| parent | 11a332adfeacee2634f73ad21b55aad5cc7fd54a (diff) | |
| download | linux-a1b67b957ea3b9138ed8239796cb48d8b1bf66b0.tar.bz2 | |
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: Alberto Panizzo <maramaopercheseimorto@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
| -rw-r--r-- | arch/arm/mach-mx3/Kconfig | 9 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mach-mx31_3ds.c | 13 |
2 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig index 3872af1cf2c3..9a2911e004a3 100644 --- a/arch/arm/mach-mx3/Kconfig +++ b/arch/arm/mach-mx3/Kconfig @@ -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 diff --git a/arch/arm/mach-mx3/mach-mx31_3ds.c b/arch/arm/mach-mx3/mach-mx31_3ds.c index 4a94c3c49480..bf1f54a31c4f 100644 --- a/arch/arm/mach-mx3/mach-mx31_3ds.c +++ b/arch/arm/mach-mx3/mach-mx31_3ds.c @@ -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); |