>From 80e74ada510bace7208d59c0f912f9b1077efb45 Mon Sep 17 00:00:00 2001
From: C A Subramaniam <subramaniam.ca@xxxxxx>
Date: Wed, 2 Sep 2009 17:58:57 +0530
Subject: [PATCH 2/10] omap mailbox: OMAP4 - Add resources and mailbox register base address
for OMAP4 mailbox
This patch adds resource information of mailbox driver for
OMAP4 mailbox module. Register base address also added
Signed-off-by: C A Subramaniam <subramaniam.ca@xxxxxx>
Signed-off-by: Ramesh Gupta G <grgupta@xxxxxx>
---
arch/arm/mach-omap2/devices.c | 20 +++++++++++++++++++-
arch/arm/plat-omap/include/mach/omap44xx.h | 2 ++
2 files changed, 21 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 894cc35..711ed6a 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -136,8 +136,11 @@ static inline void omap_init_camera(void)
#if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
+#ifdef CONFIG_ARCH_OMAP4
+#define MBOX_REG_SIZE 0x130
+#else
#define MBOX_REG_SIZE 0x120
-
+#endif
static struct resource omap2_mbox_resources[] = {
{
.start = OMAP24XX_MAILBOX_BASE,
@@ -166,6 +169,18 @@ static struct resource omap3_mbox_resources[] = {
},
};
+static struct resource omap4_mbox_resources[] = {
+ {
+ .start = OMAP44xx_MAILBOX_BASE,
+ .end = OMAP44xx_MAILBOX_BASE + MBOX_REG_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_44XX_MAIL_U0_MPU,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
static struct platform_device mbox_device = {
.name = "omap2-mailbox",
.id = -1,
@@ -179,6 +194,9 @@ static inline void omap_init_mbox(void)
} else if (cpu_is_omap3430()) {
mbox_device.num_resources = ARRAY_SIZE(omap3_mbox_resources);
mbox_device.resource = omap3_mbox_resources;
+ } else if (cpu_is_omap44xx()) {
+ mbox_device.num_resources = ARRAY_SIZE(omap4_mbox_resources);
+ mbox_device.resource = omap4_mbox_resources;
} else {
pr_err("%s: platform not supported\n", __func__);
return;
diff --git a/arch/arm/plat-omap/include/mach/omap44xx.h b/arch/arm/plat-omap/include/mach/omap44xx.h
index 52f2f85..6a545d3 100644
--- a/arch/arm/plat-omap/include/mach/omap44xx.h
+++ b/arch/arm/plat-omap/include/mach/omap44xx.h
@@ -44,5 +44,7 @@
#define OMAP44XX_WKUPGEN_BASE 0x48281000
#define OMAP44XX_VA_WKUPGEN_BASE IO_ADDRESS(OMAP44XX_WKUPGEN_BASE)
+#define OMAP44xx_MAILBOX_BASE (L4_44XX_BASE + 0xF4000)
+
#endif /* __ASM_ARCH_OMAP44XX_H */
--
1.5.3.2
--
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