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authorKuninori Morimoto <morimoto.kuninori@renesas.com>2009-03-03 16:22:00 +0900
committerPaul Mundt <lethal@linux-sh.org>2009-03-03 16:22:00 +0900
commit5ac072e110ff358a9ebc318a1b54f0182b799f72 (patch)
treefaa6de8b7eb18f71461b297d5eb85dcfec1b7ceb /arch/sh/boards/board-urquell.c
parent37042fbd8b3256d2a44b17646fa9de8777d5a34a (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.c128
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,
+};