sh: Consolidate rsk7203/7201 in to a new mach-rsk.

RSK+ platforms have quite a few characteristics in common, so roll them
together in to a shiny new RSK mach-type.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

4 files changed, 229 insertions, 0 deletions

diff --git a/arch/sh/boards/mach-rsk/Kconfig b/arch/sh/boards/mach-rsk/Kconfig
new file mode 100644
index 000000000000..bff095dffc02
--- /dev/null
+++ b/arch/sh/boards/mach-rsk/Kconfig
@@ -0,0 +1,18 @@
+if SH_RSK
+
+choice
+        prompt "RSK+ options"
+        default SH_RSK7203
+
+config SH_RSK7201
+        bool "RSK7201"
+        depends on CPU_SUBTYPE_SH7201
+
+config SH_RSK7203
+        bool "RSK7203"
+        select GENERIC_GPIO
+        depends on CPU_SUBTYPE_SH7203
+
+endchoice
+
+endif
diff --git a/arch/sh/boards/mach-rsk/Makefile b/arch/sh/boards/mach-rsk/Makefile
new file mode 100644
index 000000000000..498da75ce38b
--- /dev/null
+++ b/arch/sh/boards/mach-rsk/Makefile
@@ -0,0 +1,2 @@
+obj-y                           := setup.o
+obj-$(CONFIG_SH_RSK7203)        += devices-rsk7203.o
diff --git a/arch/sh/boards/mach-rsk/devices-rsk7203.c b/arch/sh/boards/mach-rsk/devices-rsk7203.c
new file mode 100644
index 000000000000..73f743b9be8d
--- /dev/null
+++ b/arch/sh/boards/mach-rsk/devices-rsk7203.c
@@ -0,0 +1,103 @@
+/*
+ * Renesas Technology Europe RSK+ 7203 Support.
+ *
+ * Copyright (C) 2008 Paul Mundt
+ *
+ * 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/types.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/map.h>
+#include <linux/smc911x.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
+#include <asm/machvec.h>
+#include <asm/io.h>
+#include <cpu/sh7203.h>
+
+static struct smc911x_platdata smc911x_info = {
+        .flags          = SMC911X_USE_16BIT,
+        .irq_flags      = IRQF_TRIGGER_LOW,
+};
+
+static struct resource smc911x_resources[] = {
+        [0] = {
+                .start          = 0x24000000,
+                .end            = 0x24000000 + 0x100,
+                .flags          = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start          = 64,
+                .end            = 64,
+                .flags          = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device smc911x_device = {
+        .name           = "smc911x",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(smc911x_resources),
+        .resource       = smc911x_resources,
+        .dev            = {
+                .platform_data = &smc911x_info,
+        },
+};
+
+static struct gpio_led rsk7203_gpio_leds[] = {
+        {
+                .name                   = "green",
+                .gpio                   = GPIO_PE10,
+                .active_low             = 1,
+        }, {
+                .name                   = "orange",
+                .default_trigger        = "nand-disk",
+                .gpio                   = GPIO_PE12,
+                .active_low             = 1,
+        }, {
+                .name                   = "red:timer",
+                .default_trigger        = "timer",
+                .gpio                   = GPIO_PC14,
+                .active_low             = 1,
+        }, {
+                .name                   = "red:heartbeat",
+                .default_trigger        = "heartbeat",
+                .gpio                   = GPIO_PE11,
+                .active_low             = 1,
+        },
+};
+
+static struct gpio_led_platform_data rsk7203_gpio_leds_info = {
+        .leds           = rsk7203_gpio_leds,
+        .num_leds       = ARRAY_SIZE(rsk7203_gpio_leds),
+};
+
+static struct platform_device led_device = {
+        .name           = "leds-gpio",
+        .id             = -1,
+        .dev            = {
+                .platform_data  = &rsk7203_gpio_leds_info,
+        },
+};
+
+static struct platform_device *rsk7203_devices[] __initdata = {
+        &smc911x_device,
+        &led_device,
+};
+
+static int __init rsk7203_devices_setup(void)
+{
+        /* Select pins for SCIF0 */
+        gpio_request(GPIO_FN_TXD0, NULL);
+        gpio_request(GPIO_FN_RXD0, NULL);
+
+        return platform_add_devices(rsk7203_devices,
+                                    ARRAY_SIZE(rsk7203_devices));
+}
+device_initcall(rsk7203_devices_setup);
diff --git a/arch/sh/boards/mach-rsk/setup.c b/arch/sh/boards/mach-rsk/setup.c
new file mode 100644
index 000000000000..af64d030a5c7
--- /dev/null
+++ b/arch/sh/boards/mach-rsk/setup.c
@@ -0,0 +1,106 @@
+/*
+ * Renesas Technology Europe RSK+ Support.
+ *
+ * Copyright (C) 2008 Paul Mundt
+ * Copyright (C) 2008 Peter Griffin <pgriffin@mpc-data.co.uk>
+ *
+ * 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/types.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/map.h>
+#include <asm/machvec.h>
+#include <asm/io.h>
+
+static const char *probes[] = { "cmdlinepart", NULL };
+
+static struct mtd_partition *parsed_partitions;
+
+static struct mtd_partition rsk_partitions[] = {
+        {
+                .name           = "Bootloader",
+                .offset         = 0x00000000,
+                .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,
+};
+
+static struct resource flash_resource = {
+        .start          = 0x20000000,
+        .end            = 0x20400000,
+        .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 mtd_info *flash_mtd;
+
+static struct map_info rsk_flash_map = {
+        .name           = "RSK+ Flash",
+        .size           = 0x400000,
+        .bankwidth      = 2,
+};
+
+static void __init set_mtd_partitions(void)
+{
+        int nr_parts = 0;
+
+        simple_map_init(&rsk_flash_map);
+        flash_mtd = do_map_probe("cfi_probe", &rsk_flash_map);
+        nr_parts = parse_mtd_partitions(flash_mtd, probes,
+                                        &parsed_partitions, 0);
+        /* If there is no partition table, used the hard coded table */
+        if (nr_parts <= 0) {
+                flash_data.parts = rsk_partitions;
+                flash_data.nr_parts = ARRAY_SIZE(rsk_partitions);
+        } else {
+                flash_data.nr_parts = nr_parts;
+                flash_data.parts = parsed_partitions;
+        }
+}
+
+static struct platform_device *rsk_devices[] __initdata = {
+        &flash_device,
+};
+
+static int __init rsk_devices_setup(void)
+{
+        set_mtd_partitions();
+        return platform_add_devices(rsk_devices,
+                                    ARRAY_SIZE(rsk_devices));
+}
+device_initcall(rsk_devices_setup);
+
+/*
+ * The Machine Vector
+ */
+static struct sh_machine_vector mv_rsk __initmv = {
+        .mv_name        = "RSK+",
+};