diff options
author | Kuninori Morimoto <morimoto.kuninori@renesas.com> | 2009-03-03 16:22:00 +0900 |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2009-03-03 16:22:00 +0900 |
commit | 5ac072e110ff358a9ebc318a1b54f0182b799f72 (patch) | |
tree | faa6de8b7eb18f71461b297d5eb85dcfec1b7ceb /arch/sh/boards/board-urquell.c | |
parent | 37042fbd8b3256d2a44b17646fa9de8777d5a34a (diff) |
sh: Urquell board support.
This adds preliminary support for the SH7786-based Urquell board.
Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/boards/board-urquell.c')
-rw-r--r-- | arch/sh/boards/board-urquell.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/arch/sh/boards/board-urquell.c b/arch/sh/boards/board-urquell.c new file mode 100644 index 00000000000..d5caeabf46e --- /dev/null +++ b/arch/sh/boards/board-urquell.c @@ -0,0 +1,128 @@ +/* + * Renesas Technology Corp. SH7786 Urquell Support. + * + * Copyright (C) 2008 Kuninori Morimoto <morimoto.kuninori@renesas.com> + * Copyright (C) 2008 Yoshihiro Shimoda + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/fb.h> +#include <linux/mtd/physmap.h> +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/irq.h> +#include <mach/urquell.h> +#include <cpu/sh7786.h> +#include <asm/heartbeat.h> +#include <asm/sizes.h> + +static struct resource heartbeat_resources[] = { + [0] = { + .start = BOARDREG(SLEDR), + .end = BOARDREG(SLEDR), + .flags = IORESOURCE_MEM, + }, +}; + +static struct heartbeat_data heartbeat_data = { + .regsize = 16, +}; + +static struct platform_device heartbeat_device = { + .name = "heartbeat", + .id = -1, + .dev = { + .platform_data = &heartbeat_data, + }, + .num_resources = ARRAY_SIZE(heartbeat_resources), + .resource = heartbeat_resources, +}; + +static struct mtd_partition nor_flash_partitions[] = { + { + .name = "loader", + .offset = 0x00000000, + .size = SZ_512K, + .mask_flags = MTD_WRITEABLE, /* Read-only */ + }, + { + .name = "bootenv", + .offset = MTDPART_OFS_APPEND, + .size = SZ_512K, + .mask_flags = MTD_WRITEABLE, /* Read-only */ + }, + { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = SZ_4M, + }, + { + .name = "data", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data nor_flash_data = { + .width = 2, + .parts = nor_flash_partitions, + .nr_parts = ARRAY_SIZE(nor_flash_partitions), +}; + +static struct resource nor_flash_resources[] = { + [0] = { + .start = NOR_FLASH_ADDR, + .end = NOR_FLASH_ADDR + NOR_FLASH_SIZE - 1, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device nor_flash_device = { + .name = "physmap-flash", + .dev = { + .platform_data = &nor_flash_data, + }, + .num_resources = ARRAY_SIZE(nor_flash_resources), + .resource = nor_flash_resources, +}; + +static struct platform_device *urquell_devices[] __initdata = { + &heartbeat_device, + &nor_flash_device, +}; + +static int __init urquell_devices_setup(void) +{ + /* USB */ + gpio_request(GPIO_FN_USB_OVC0, NULL); + gpio_request(GPIO_FN_USB_PENC0, NULL); + + return platform_add_devices(urquell_devices, + ARRAY_SIZE(urquell_devices)); +} +device_initcall(urquell_devices_setup); + +static void urquell_power_off(void) +{ + __raw_writew(0xa5a5, UBOARDREG(SRSTR)); +} + +/* Initialize the board */ +static void __init urquell_setup(char **cmdline_p) +{ + printk(KERN_INFO "Renesas Technology Corp. Urquell support.\n"); + + pm_power_off = urquell_power_off; +} + +/* + * The Machine Vector + */ +static struct sh_machine_vector mv_urquell __initmv = { + .mv_name = "Urquell", + .mv_setup = urquell_setup, +}; |