sh: Add on-chip RTC support for SH7722.

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

2 files changed, 33 insertions, 3 deletions

diff --git a/arch/sh/include/cpu-sh4/cpu/rtc.h b/arch/sh/include/cpu-sh4/cpu/rtc.h
index 25b1e6adfe8c..95e6fb76c24d 100644
--- a/arch/sh/include/cpu-sh4/cpu/rtc.h
+++ b/arch/sh/include/cpu-sh4/cpu/rtc.h
@@ -1,7 +1,7 @@
 #ifndef __ASM_SH_CPU_SH4_RTC_H
 #define __ASM_SH_CPU_SH4_RTC_H
 
-#ifdef CONFIG_CPU_SUBTYPE_SH7723
+#if defined(CONFIG_CPU_SUBTYPE_SH7722) || defined(CONFIG_CPU_SUBTYPE_SH7723)
 #define rtc_reg_size            sizeof(u16)
 #else
 #define rtc_reg_size            sizeof(u32)
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
index de1ede92176e..ef77ee1d9f53 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
@@ -1,7 +1,7 @@
 /*
  * SH7722 Setup
  *
- *  Copyright (C) 2006 - 2007  Paul Mundt
+ *  Copyright (C) 2006 - 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
@@ -16,6 +16,36 @@
 #include <asm/clock.h>
 #include <asm/mmzone.h>
 
+static struct resource rtc_resources[] = {
+        [0] = {
+                .start  = 0xa465fec0,
+                .end    = 0xa465fec0 + 0x58 - 1,
+                .flags  = IORESOURCE_IO,
+        },
+        [1] = {
+                /* Period IRQ */
+                .start  = 45,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                /* Carry IRQ */
+                .start  = 46,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [3] = {
+                /* Alarm IRQ */
+                .start  = 44,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device rtc_device = {
+        .name           = "sh-rtc",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(rtc_resources),
+        .resource       = rtc_resources,
+};
+
 static struct resource usbf_resources[] = {
         [0] = {
                 .name   = "m66592_udc",
@@ -150,6 +180,7 @@ static struct platform_device sci_device = {
 };
 
 static struct platform_device *sh7722_devices[] __initdata = {
+        &rtc_device,
         &usbf_device,
         &iic_device,
         &sci_device,
@@ -202,7 +233,6 @@ enum {
         IRDA, JPU, LCDC,
 
         /* interrupt groups */
-
         SIM, RTC, DMAC0123, VIOVOU, USB, DMAC45, FLCTL, I2C, SDHI,
 };