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[ARM] 4148/1: AT91: Physically mapped flash on CSB337 and CSB637 boards.
Define the physically mapped flash on the Cogent CSB337 and CSB637 boards. Signed-off-by: Andrew Victor <andrew@sanpeople.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
parent
c177a1e75a
commit
127a7ec69c
4 changed files with 86 additions and 4 deletions
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@ -355,10 +355,12 @@ CONFIG_MTD_CFI_UTIL=y
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# Mapping drivers for chip access
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#
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# CONFIG_MTD_COMPLEX_MAPPINGS is not set
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# CONFIG_MTD_PHYSMAP is not set
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CONFIG_MTD_PHYSMAP=y
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CONFIG_MTD_PHYSMAP_START=0
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CONFIG_MTD_PHYSMAP_LEN=0
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CONFIG_MTD_PHYSMAP_BANKWIDTH=0
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# CONFIG_MTD_ARM_INTEGRATOR is not set
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# CONFIG_MTD_PLATRAM is not set
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CONFIG_MTD_CSB337=y
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#
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# Self-contained MTD device drivers
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@ -355,10 +355,12 @@ CONFIG_MTD_CFI_UTIL=y
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# Mapping drivers for chip access
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#
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# CONFIG_MTD_COMPLEX_MAPPINGS is not set
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# CONFIG_MTD_PHYSMAP is not set
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CONFIG_MTD_PHYSMAP=y
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CONFIG_MTD_PHYSMAP_START=0
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CONFIG_MTD_PHYSMAP_LEN=0
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CONFIG_MTD_PHYSMAP_BANKWIDTH=0
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# CONFIG_MTD_ARM_INTEGRATOR is not set
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# CONFIG_MTD_PLATRAM is not set
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CONFIG_MTD_CSB637=y
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#
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# Self-contained MTD device drivers
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@ -24,6 +24,7 @@
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/spi/spi.h>
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#include <linux/mtd/physmap.h>
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#include <asm/hardware.h>
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#include <asm/setup.h>
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@ -112,6 +113,42 @@ static struct spi_board_info csb337_spi_devices[] = {
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},
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};
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#define CSB_FLASH_BASE AT91_CHIPSELECT_0
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#define CSB_FLASH_SIZE 0x800000
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static struct mtd_partition csb_flash_partitions[] = {
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{
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.name = "uMON flash",
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.offset = 0,
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.size = MTDPART_SIZ_FULL,
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.mask_flags = MTD_WRITEABLE, /* read only */
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}
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};
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static struct physmap_flash_data csb_flash_data = {
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.width = 2,
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.parts = csb_flash_partitions,
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.nr_parts = ARRAY_SIZE(csb_flash_partitions),
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};
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static struct resource csb_flash_resources[] = {
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{
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.start = CSB_FLASH_BASE,
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.end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
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.flags = IORESOURCE_MEM,
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}
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};
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static struct platform_device csb_flash = {
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.name = "physmap-flash",
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.id = 0,
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.dev = {
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.platform_data = &csb_flash_data,
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},
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.resource = csb_flash_resources,
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.num_resources = ARRAY_SIZE(csb_flash_resources),
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};
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static void __init csb337_board_init(void)
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{
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/* Serial */
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@ -131,6 +168,8 @@ static void __init csb337_board_init(void)
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at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices));
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/* MMC */
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at91_add_device_mmc(0, &csb337_mmc_data);
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/* NOR flash */
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platform_device_register(&csb_flash);
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}
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MACHINE_START(CSB337, "Cogent CSB337")
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@ -23,6 +23,7 @@
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#include <linux/mm.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/mtd/physmap.h>
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#include <asm/hardware.h>
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#include <asm/setup.h>
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@ -81,6 +82,42 @@ static struct at91_udc_data __initdata csb637_udc_data = {
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.pullup_pin = AT91_PIN_PB1,
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};
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#define CSB_FLASH_BASE AT91_CHIPSELECT_0
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#define CSB_FLASH_SIZE 0x1000000
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static struct mtd_partition csb_flash_partitions[] = {
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{
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.name = "uMON flash",
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.offset = 0,
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.size = MTDPART_SIZ_FULL,
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.mask_flags = MTD_WRITEABLE, /* read only */
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}
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};
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static struct physmap_flash_data csb_flash_data = {
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.width = 2,
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.parts = csb_flash_partitions,
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.nr_parts = ARRAY_SIZE(csb_flash_partitions),
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};
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static struct resource csb_flash_resources[] = {
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{
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.start = CSB_FLASH_BASE,
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.end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
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.flags = IORESOURCE_MEM,
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}
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};
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static struct platform_device csb_flash = {
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.name = "physmap-flash",
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.id = 0,
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.dev = {
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.platform_data = &csb_flash_data,
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},
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.resource = csb_flash_resources,
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.num_resources = ARRAY_SIZE(csb_flash_resources),
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};
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static void __init csb637_board_init(void)
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{
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/* Serial */
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@ -95,6 +132,8 @@ static void __init csb637_board_init(void)
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at91_add_device_i2c();
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/* SPI */
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at91_add_device_spi(NULL, 0);
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/* NOR flash */
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platform_device_register(&csb_flash);
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}
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MACHINE_START(CSB637, "Cogent CSB637")
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