diff options
Diffstat (limited to 'arch/sh/boards/mach-r2d/setup.c')
| -rw-r--r-- | arch/sh/boards/mach-r2d/setup.c | 62 |
1 files changed, 56 insertions, 6 deletions
diff --git a/arch/sh/boards/mach-r2d/setup.c b/arch/sh/boards/mach-r2d/setup.c index 2308e8753bc..4b98a5251f8 100644 --- a/arch/sh/boards/mach-r2d/setup.c +++ b/arch/sh/boards/mach-r2d/setup.c @@ -10,6 +10,9 @@ */ #include <linux/init.h> #include <linux/platform_device.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> #include <linux/ata_platform.h> #include <linux/sm501.h> #include <linux/sm501-regs.h> @@ -18,7 +21,7 @@ #include <linux/spi/spi.h> #include <linux/spi/spi_bitbang.h> #include <asm/machvec.h> -#include <asm/rts7751r2d.h> +#include <mach/r2d.h> #include <asm/io.h> #include <asm/io_trapped.h> #include <asm/spi.h> @@ -67,7 +70,7 @@ static struct spi_board_info spi_bus[] = { static void r2d_chip_select(struct sh_spi_info *spi, int cs, int state) { BUG_ON(cs != 0); /* Single Epson RTC-9701JE attached on CS0 */ - ctrl_outw(state == BITBANG_CS_ACTIVE, PA_RTCCE); + __raw_writew(state == BITBANG_CS_ACTIVE, PA_RTCCE); } static struct sh_spi_info spi_info = { @@ -181,6 +184,50 @@ static struct platform_device sm501_device = { .resource = sm501_resources, }; +static struct mtd_partition r2d_partitions[] = { + { + .name = "U-Boot", + .offset = 0x00000000, + .size = 0x00040000, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "Environment", + .offset = MTDPART_OFS_NXTBLK, + .size = 0x00040000, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "Kernel", + .offset = MTDPART_OFS_NXTBLK, + .size = 0x001c0000, + }, { + .name = "Flash_FS", + .offset = MTDPART_OFS_NXTBLK, + .size = MTDPART_SIZ_FULL, + } +}; + +static struct physmap_flash_data flash_data = { + .width = 2, + .nr_parts = ARRAY_SIZE(r2d_partitions), + .parts = r2d_partitions, +}; + +static struct resource flash_resource = { + .start = 0x00000000, + .end = 0x02000000, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device flash_device = { + .name = "physmap-flash", + .id = -1, + .resource = &flash_resource, + .num_resources = 1, + .dev = { + .platform_data = &flash_data, + }, +}; + static struct platform_device *rts7751r2d_devices[] __initdata = { &sm501_device, &heartbeat_device, @@ -203,16 +250,19 @@ static int __init rts7751r2d_devices_setup(void) if (register_trapped_io(&cf_trapped_io) == 0) platform_device_register(&cf_ide_device); + if (mach_is_r2d_plus()) + platform_device_register(&flash_device); + spi_register_board_info(spi_bus, ARRAY_SIZE(spi_bus)); return platform_add_devices(rts7751r2d_devices, ARRAY_SIZE(rts7751r2d_devices)); } -__initcall(rts7751r2d_devices_setup); +device_initcall(rts7751r2d_devices_setup); static void rts7751r2d_power_off(void) { - ctrl_outw(0x0001, PA_POWOFF); + __raw_writew(0x0001, PA_POWOFF); } /* @@ -221,14 +271,14 @@ static void rts7751r2d_power_off(void) static void __init rts7751r2d_setup(char **cmdline_p) { void __iomem *sm501_reg; - u16 ver = ctrl_inw(PA_VERREG); + u16 ver = __raw_readw(PA_VERREG); printk(KERN_INFO "Renesas Technology Sales RTS7751R2D support.\n"); printk(KERN_INFO "FPGA version:%d (revision:%d)\n", (ver >> 4) & 0xf, ver & 0xf); - ctrl_outw(0x0000, PA_OUTPORT); + __raw_writew(0x0000, PA_OUTPORT); pm_power_off = rts7751r2d_power_off; /* sm501 dram configuration: |