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authorPaul Mundt <lethal@linux-sh.org>2008-10-28 18:40:19 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-10-28 18:40:19 +0900
commitb4d36a254f30e266fb47aec502978f615b8f7ca4 (patch)
tree7594bfb663c4179656bde994850eca9b75f6acdb /arch
parent5ca8c4852fcbbc8a8497c4ee8b2a0a7466f3524c (diff)
sh: Add on-chip RTC support for SH7722.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/sh/include/cpu-sh4/cpu/rtc.h2
-rw-r--r--arch/sh/kernel/cpu/sh4a/setup-sh7722.c34
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,
};