aboutsummaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
authorPaul Mundt <lethal@linux-sh.org>2007-08-08 15:22:04 +0900
committerPaul Mundt <lethal@linux-sh.org>2007-09-21 11:57:48 +0900
commit94807a33dc4aaf522d3eab62db225361e5a97b2a (patch)
treefbfe908829b6a6067c200beae7cb1fed26040000 /arch
parent8d797cd191397b2a92b190228f07c7715c1c832a (diff)
sh: Initial support for SH-X3 prototype board.
This adds initial support for the SH-X3 prototype board. Only simple logic for the IRQ controller and the heartbeat driver for now. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/sh/Kconfig4
-rw-r--r--arch/sh/Makefile1
-rw-r--r--arch/sh/boards/renesas/x3proto/Makefile1
-rw-r--r--arch/sh/boards/renesas/x3proto/setup.c54
4 files changed, 60 insertions, 0 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 617765d5c9a..24c33610615 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -391,6 +391,10 @@ config SH_LBOX_RE2
help
Select L-BOX RE2 if configuring for the NTT COMWARE L-BOX RE2.
+config SH_X3PROTO
+ bool "SH-X3 Prototype board"
+ depends on CPU_SUBTYPE_SHX3
+
endmenu
source "arch/sh/boards/renesas/hs7751rvoip/Kconfig"
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index 97ac58682d0..37cf636fba5 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -118,6 +118,7 @@ machdir-$(CONFIG_SH_7751_SYSTEMH) += renesas/systemh
machdir-$(CONFIG_SH_EDOSK7705) += renesas/edosk7705
machdir-$(CONFIG_SH_HIGHLANDER) += renesas/r7780rp
machdir-$(CONFIG_SH_7710VOIPGW) += renesas/sh7710voipgw
+machdir-$(CONFIG_SH_X3PROTO) += renesas/x3proto
machdir-$(CONFIG_SH_SH4202_MICRODEV) += superh/microdev
machdir-$(CONFIG_SH_LANDISK) += landisk
machdir-$(CONFIG_SH_TITAN) += titan
diff --git a/arch/sh/boards/renesas/x3proto/Makefile b/arch/sh/boards/renesas/x3proto/Makefile
new file mode 100644
index 00000000000..2b9dba45893
--- /dev/null
+++ b/arch/sh/boards/renesas/x3proto/Makefile
@@ -0,0 +1 @@
+obj-y += setup.o
diff --git a/arch/sh/boards/renesas/x3proto/setup.c b/arch/sh/boards/renesas/x3proto/setup.c
new file mode 100644
index 00000000000..5dfa0f31cd2
--- /dev/null
+++ b/arch/sh/boards/renesas/x3proto/setup.c
@@ -0,0 +1,54 @@
+/*
+ * arch/sh/boards/renesas/x3proto/setup.c
+ *
+ * Renesas SH-X3 Prototype Board Support.
+ *
+ * Copyright (C) 2007 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/platform_device.h>
+#include <linux/kernel.h>
+#include <linux/io.h>
+
+static struct resource heartbeat_resources[] = {
+ [0] = {
+ .start = 0xb8140020,
+ .end = 0xb8140020 + 8 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device heartbeat_device = {
+ .name = "heartbeat",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(heartbeat_resources),
+ .resource = heartbeat_resources,
+};
+
+static struct platform_device *x3proto_devices[] __initdata = {
+ &heartbeat_device,
+};
+
+static int __init x3proto_devices_setup(void)
+{
+ return platform_add_devices(x3proto_devices,
+ ARRAY_SIZE(x3proto_devices));
+}
+device_initcall(x3proto_devices_setup);
+
+static void __init x3proto_init_irq(void)
+{
+ plat_irq_setup_pins(IRQ_MODE_IRL3210);
+
+ /* Set ICR0.LVLMODE */
+ ctrl_outl(ctrl_inl(0xfe410000) | (1 << 21), 0xfe410000);
+}
+
+static struct sh_machine_vector mv_x3proto __initmv = {
+ .mv_name = "x3proto",
+ .mv_init_irq = x3proto_init_irq,
+};