From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 02/10] omap: mailbox: Add resources and mailbox register base address for OMAP4 mailbox
Date: Wed, 18 Nov 2009 11:20:17 -0800 [thread overview]
Message-ID: <20091118192017.31148.23244.stgit@localhost> (raw)
In-Reply-To: <20091118191852.31148.93980.stgit@localhost>
From: C A Subramaniam <subramaniam.ca@ti.com>
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@ti.com>
Signed-off-by: Ramesh Gupta G <grgupta@ti.com>
Acked-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---
arch/arm/mach-omap2/devices.c | 36 +++++++++++++++++++++-------
arch/arm/plat-omap/include/plat/omap44xx.h | 2 ++
2 files changed, 29 insertions(+), 9 deletions(-)
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 8b6cd8c..733d3dc 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -136,9 +136,10 @@ static inline void omap_init_camera(void)
#if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
-#define MBOX_REG_SIZE 0x120
+#define MBOX_REG_SIZE 0x120
-static struct resource omap2_mbox_resources[] = {
+#ifdef CONFIG_ARCH_OMAP2
+static struct resource omap_mbox_resources[] = {
{
.start = OMAP24XX_MAILBOX_BASE,
.end = OMAP24XX_MAILBOX_BASE + MBOX_REG_SIZE - 1,
@@ -153,8 +154,10 @@ static struct resource omap2_mbox_resources[] = {
.flags = IORESOURCE_IRQ,
},
};
+#endif
-static struct resource omap3_mbox_resources[] = {
+#ifdef CONFIG_ARCH_OMAP3
+static struct resource omap_mbox_resources[] = {
{
.start = OMAP34XX_MAILBOX_BASE,
.end = OMAP34XX_MAILBOX_BASE + MBOX_REG_SIZE - 1,
@@ -165,6 +168,24 @@ static struct resource omap3_mbox_resources[] = {
.flags = IORESOURCE_IRQ,
},
};
+#endif
+
+#ifdef CONFIG_ARCH_OMAP4
+
+#define OMAP4_MBOX_REG_SIZE 0x130
+static struct resource omap_mbox_resources[] = {
+ {
+ .start = OMAP44XX_MAILBOX_BASE,
+ .end = OMAP44XX_MAILBOX_BASE +
+ OMAP4_MBOX_REG_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_44XX_MAIL_U0_MPU,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+#endif
static struct platform_device mbox_device = {
.name = "omap2-mailbox",
@@ -173,12 +194,9 @@ static struct platform_device mbox_device = {
static inline void omap_init_mbox(void)
{
- if (cpu_is_omap2420()) {
- mbox_device.num_resources = ARRAY_SIZE(omap2_mbox_resources);
- mbox_device.resource = omap2_mbox_resources;
- } else if (cpu_is_omap3430()) {
- mbox_device.num_resources = ARRAY_SIZE(omap3_mbox_resources);
- mbox_device.resource = omap3_mbox_resources;
+ if (cpu_is_omap2420() || cpu_is_omap3430() || cpu_is_omap44xx()) {
+ mbox_device.num_resources = ARRAY_SIZE(omap_mbox_resources);
+ mbox_device.resource = omap_mbox_resources;
} else {
pr_err("%s: platform not supported\n", __func__);
return;
diff --git a/arch/arm/plat-omap/include/plat/omap44xx.h b/arch/arm/plat-omap/include/plat/omap44xx.h
index 3361897..e52902a 100644
--- a/arch/arm/plat-omap/include/plat/omap44xx.h
+++ b/arch/arm/plat-omap/include/plat/omap44xx.h
@@ -40,5 +40,7 @@
#define OMAP44XX_LOCAL_TWD_BASE 0x48240600
#define OMAP44XX_WKUPGEN_BASE 0x48281000
+#define OMAP44XX_MAILBOX_BASE (L4_44XX_BASE + 0xF4000)
+
#endif /* __ASM_ARCH_OMAP44XX_H */
next prev parent reply other threads:[~2009-11-18 19:20 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-18 19:19 [PATCH 00/10] Omap mailbox updates for omap4 for 2.6.33 Tony Lindgren
2009-11-18 19:20 ` [PATCH 01/10] omap: mailbox: Add build specific changes to support omap mailbox Tony Lindgren
2009-11-18 19:20 ` Tony Lindgren [this message]
2009-11-18 19:20 ` [PATCH 03/10] omap: mailbox: remove sequence bit checking Tony Lindgren
2009-11-18 19:20 ` [PATCH 04/10] omap: mailbox: remove class interface Tony Lindgren
2009-11-18 19:20 ` [PATCH 05/10] omap: mailbox: remove disable_/enable_mbox_irq in isr Tony Lindgren
2009-11-18 19:21 ` [PATCH 06/10] omap: mailbox: remove unnecessary arg for omap_mbox_msg_send Tony Lindgren
2009-11-18 19:21 ` [PATCH 07/10] omap: mailbox: Expose omap_mbox_enable()/disable_irq() Tony Lindgren
2009-11-18 19:21 ` [PATCH 08/10] omap: mailbox: Adds code changes to support OMAP4 mailbox Tony Lindgren
2009-11-18 19:21 ` [PATCH 09/10] omap: mailbox: OMAP4 Mailbox Patch to change the IRQ flag from IRQF_DISABLED to IRQF_SHARED Tony Lindgren
2009-11-18 19:21 ` [PATCH 10/10] omap: mailbox: OMAP4 Mailbox-driver Patch to support tasklet implementation Tony Lindgren
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