diff options
| -rw-r--r-- | arch/arm/mach-u300/clock.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-u300/core.c | 47 | ||||
| -rw-r--r-- | arch/arm/mach-u300/include/mach/u300-regs.h | 2 |
3 files changed, 45 insertions, 10 deletions
diff --git a/arch/arm/mach-u300/clock.c b/arch/arm/mach-u300/clock.c index 60acf9e708ae..7458fc6df5c6 100644 --- a/arch/arm/mach-u300/clock.c +++ b/arch/arm/mach-u300/clock.c @@ -66,7 +66,7 @@ static DEFINE_SPINLOCK(syscon_resetreg_lock); * AMBA bus * | * +- CPU - * +- NANDIF NAND Flash interface + * +- FSMC NANDIF NAND Flash interface * +- SEMI Shared Memory interface * +- ISP Image Signal Processor (U335 only) * +- CDS (U335 only) @@ -726,7 +726,7 @@ static struct clk cpu_clk = { }; static struct clk nandif_clk = { - .name = "NANDIF", + .name = "FSMC", .parent = &amba_clk, .hw_ctrld = false, .reset = true, @@ -1259,7 +1259,7 @@ static struct clk_lookup lookups[] = { /* Connected directly to the AMBA bus */ DEF_LOOKUP("amba", &amba_clk), DEF_LOOKUP("cpu", &cpu_clk), - DEF_LOOKUP("fsmc", &nandif_clk), + DEF_LOOKUP("fsmc-nand", &nandif_clk), DEF_LOOKUP("semi", &semi_clk), #ifdef CONFIG_MACH_U300_BS335 DEF_LOOKUP("isp", &isp_clk), diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c index ea41c236be0f..aa53ee22438f 100644 --- a/arch/arm/mach-u300/core.c +++ b/arch/arm/mach-u300/core.c @@ -21,7 +21,8 @@ #include <linux/gpio.h> #include <linux/clk.h> #include <linux/err.h> -#include <mach/coh901318.h> +#include <linux/mtd/nand.h> +#include <linux/mtd/fsmc.h> #include <asm/types.h> #include <asm/setup.h> @@ -30,6 +31,7 @@ #include <asm/mach/map.h> #include <asm/mach/irq.h> +#include <mach/coh901318.h> #include <mach/hardware.h> #include <mach/syscon.h> #include <mach/dma_channels.h> @@ -285,6 +287,13 @@ static struct resource rtc_resources[] = { */ static struct resource fsmc_resources[] = { { + .name = "nand_data", + .start = U300_NAND_CS0_PHYS_BASE, + .end = U300_NAND_CS0_PHYS_BASE + SZ_16K - 1, + .flags = IORESOURCE_MEM, + }, + { + .name = "fsmc_regs", .start = U300_NAND_IF_PHYS_BASE, .end = U300_NAND_IF_PHYS_BASE + SZ_4K - 1, .flags = IORESOURCE_MEM, @@ -1429,11 +1438,39 @@ static struct platform_device rtc_device = { .resource = rtc_resources, }; -static struct platform_device fsmc_device = { - .name = "nandif", +static struct mtd_partition u300_partitions[] = { + { + .name = "bootrecords", + .offset = 0, + .size = SZ_128K, + }, + { + .name = "free", + .offset = SZ_128K, + .size = 8064 * SZ_1K, + }, + { + .name = "platform", + .offset = 8192 * SZ_1K, + .size = 253952 * SZ_1K, + }, +}; + +static struct fsmc_nand_platform_data nand_platform_data = { + .partitions = u300_partitions, + .nr_partitions = ARRAY_SIZE(u300_partitions), + .options = NAND_SKIP_BBTSCAN, + .width = FSMC_NAND_BW8, +}; + +static struct platform_device nand_device = { + .name = "fsmc-nand", .id = -1, - .num_resources = ARRAY_SIZE(fsmc_resources), .resource = fsmc_resources, + .num_resources = ARRAY_SIZE(fsmc_resources), + .dev = { + .platform_data = &nand_platform_data, + }, }; static struct platform_device ave_device = { @@ -1465,7 +1502,7 @@ static struct platform_device *platform_devs[] __initdata = { &keypad_device, &rtc_device, &gpio_device, - &fsmc_device, + &nand_device, &wdog_device, &ave_device }; diff --git a/arch/arm/mach-u300/include/mach/u300-regs.h b/arch/arm/mach-u300/include/mach/u300-regs.h index 56721a0cd2af..8b85df4c8d8f 100644 --- a/arch/arm/mach-u300/include/mach/u300-regs.h +++ b/arch/arm/mach-u300/include/mach/u300-regs.h @@ -20,11 +20,9 @@ /* NAND Flash CS0 */ #define U300_NAND_CS0_PHYS_BASE 0x80000000 -#define U300_NAND_CS0_VIRT_BASE 0xff040000 /* NFIF */ #define U300_NAND_IF_PHYS_BASE 0x9f800000 -#define U300_NAND_IF_VIRT_BASE 0xff030000 /* AHB Peripherals */ #define U300_AHB_PER_PHYS_BASE 0xa0000000 |