diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/configs/csb337_defconfig | 6 | ||||
| -rw-r--r-- | arch/arm/configs/csb637_defconfig | 6 | ||||
| -rw-r--r-- | arch/arm/mach-at91/board-csb337.c | 39 | ||||
| -rw-r--r-- | arch/arm/mach-at91/board-csb637.c | 39 |
4 files changed, 86 insertions, 4 deletions
diff --git a/arch/arm/configs/csb337_defconfig b/arch/arm/configs/csb337_defconfig index 2cadd51506bb..8e55f55333be 100644 --- a/arch/arm/configs/csb337_defconfig +++ b/arch/arm/configs/csb337_defconfig @@ -355,10 +355,12 @@ CONFIG_MTD_CFI_UTIL=y # Mapping drivers for chip access # # CONFIG_MTD_COMPLEX_MAPPINGS is not set -# CONFIG_MTD_PHYSMAP is not set +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_START=0 +CONFIG_MTD_PHYSMAP_LEN=0 +CONFIG_MTD_PHYSMAP_BANKWIDTH=0 # CONFIG_MTD_ARM_INTEGRATOR is not set # CONFIG_MTD_PLATRAM is not set -CONFIG_MTD_CSB337=y # # Self-contained MTD device drivers diff --git a/arch/arm/configs/csb637_defconfig b/arch/arm/configs/csb637_defconfig index 94908c1df4cf..669f035896f9 100644 --- a/arch/arm/configs/csb637_defconfig +++ b/arch/arm/configs/csb637_defconfig @@ -355,10 +355,12 @@ CONFIG_MTD_CFI_UTIL=y # Mapping drivers for chip access # # CONFIG_MTD_COMPLEX_MAPPINGS is not set -# CONFIG_MTD_PHYSMAP is not set +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_START=0 +CONFIG_MTD_PHYSMAP_LEN=0 +CONFIG_MTD_PHYSMAP_BANKWIDTH=0 # CONFIG_MTD_ARM_INTEGRATOR is not set # CONFIG_MTD_PLATRAM is not set -CONFIG_MTD_CSB637=y # # Self-contained MTD device drivers diff --git a/arch/arm/mach-at91/board-csb337.c b/arch/arm/mach-at91/board-csb337.c index 871c6609d6ec..e18a41e61f0c 100644 --- a/arch/arm/mach-at91/board-csb337.c +++ b/arch/arm/mach-at91/board-csb337.c @@ -24,6 +24,7 @@ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/spi/spi.h> +#include <linux/mtd/physmap.h> #include <asm/hardware.h> #include <asm/setup.h> @@ -112,6 +113,42 @@ static struct spi_board_info csb337_spi_devices[] = { }, }; +#define CSB_FLASH_BASE AT91_CHIPSELECT_0 +#define CSB_FLASH_SIZE 0x800000 + +static struct mtd_partition csb_flash_partitions[] = { + { + .name = "uMON flash", + .offset = 0, + .size = MTDPART_SIZ_FULL, + .mask_flags = MTD_WRITEABLE, /* read only */ + } +}; + +static struct physmap_flash_data csb_flash_data = { + .width = 2, + .parts = csb_flash_partitions, + .nr_parts = ARRAY_SIZE(csb_flash_partitions), +}; + +static struct resource csb_flash_resources[] = { + { + .start = CSB_FLASH_BASE, + .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device csb_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &csb_flash_data, + }, + .resource = csb_flash_resources, + .num_resources = ARRAY_SIZE(csb_flash_resources), +}; + static void __init csb337_board_init(void) { /* Serial */ @@ -131,6 +168,8 @@ static void __init csb337_board_init(void) at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices)); /* MMC */ at91_add_device_mmc(0, &csb337_mmc_data); + /* NOR flash */ + platform_device_register(&csb_flash); } MACHINE_START(CSB337, "Cogent CSB337") diff --git a/arch/arm/mach-at91/board-csb637.c b/arch/arm/mach-at91/board-csb637.c index 774609479c74..77f04b935b3a 100644 --- a/arch/arm/mach-at91/board-csb637.c +++ b/arch/arm/mach-at91/board-csb637.c @@ -23,6 +23,7 @@ #include <linux/mm.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/mtd/physmap.h> #include <asm/hardware.h> #include <asm/setup.h> @@ -81,6 +82,42 @@ static struct at91_udc_data __initdata csb637_udc_data = { .pullup_pin = AT91_PIN_PB1, }; +#define CSB_FLASH_BASE AT91_CHIPSELECT_0 +#define CSB_FLASH_SIZE 0x1000000 + +static struct mtd_partition csb_flash_partitions[] = { + { + .name = "uMON flash", + .offset = 0, + .size = MTDPART_SIZ_FULL, + .mask_flags = MTD_WRITEABLE, /* read only */ + } +}; + +static struct physmap_flash_data csb_flash_data = { + .width = 2, + .parts = csb_flash_partitions, + .nr_parts = ARRAY_SIZE(csb_flash_partitions), +}; + +static struct resource csb_flash_resources[] = { + { + .start = CSB_FLASH_BASE, + .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device csb_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &csb_flash_data, + }, + .resource = csb_flash_resources, + .num_resources = ARRAY_SIZE(csb_flash_resources), +}; + static void __init csb637_board_init(void) { /* Serial */ @@ -95,6 +132,8 @@ static void __init csb637_board_init(void) at91_add_device_i2c(); /* SPI */ at91_add_device_spi(NULL, 0); + /* NOR flash */ + platform_device_register(&csb_flash); } MACHINE_START(CSB637, "Cogent CSB637") |
