imx3: Add rtc platform device support

This patch adds support for build-in RTC device found on
Freescale imx31 and imx35 SoCs.

Signed-off-by: Vladimir Zapolskiy <vzapolskiy@gmail.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c
index f8911154a9fa8cac1badb0ab45c6265675d93a92..1ffed283d6cdbde50a73ab7dd3ef741ac31bb766 100644 (file)
--- a/arch/arm/mach-mx3/devices.c
+++ b/arch/arm/mach-mx3/devices.c
@@ -588,6 +588,25 @@ struct platform_device imx_wdt_device0 = {
        .resource       = imx_wdt_resources,
 };
 
+static struct resource imx_rtc_resources[] = {
+       {
+               .start  = MX31_RTC_BASE_ADDR,
+               .end    = MX31_RTC_BASE_ADDR + 0x3fff,
+               .flags  = IORESOURCE_MEM,
+       },
+       {
+               .start  = MX31_INT_RTC,
+               .flags  = IORESOURCE_IRQ,
+       },
+};
+
+struct platform_device imx_rtc_device0 = {
+       .name           = "mxc_rtc",
+       .id             = -1,
+       .num_resources  = ARRAY_SIZE(imx_rtc_resources),
+       .resource       = imx_rtc_resources,
+};
+
 static int __init mx3_devices_init(void)
 {
        if (cpu_is_mx31()) {

diff --git a/arch/arm/mach-mx3/devices.h b/arch/arm/mach-mx3/devices.h
index 4f77eb501274c0fcf5406252d158641de3efd159..b1687ad72052eded27b94112d8682d17fe7a801a 100644 (file)
--- a/arch/arm/mach-mx3/devices.h
+++ b/arch/arm/mach-mx3/devices.h
@@ -27,3 +27,4 @@ extern struct platform_device imx_ssi_device0;
 extern struct platform_device imx_ssi_device1;
 extern struct platform_device imx_ssi_device1;
 extern struct platform_device imx_wdt_device0;
+extern struct platform_device imx_rtc_device0;