Gitweb: http://git.kernel.org/linus/1858ced3f990777defda93ad10ffa81c28ddc2e2
Commit: 1858ced3f990777defda93ad10ffa81c28ddc2e2
Parent: b3992b665379c8de6f47cd0b0e5b3004d26b05be
Author: Mike Rapoport <mike@compulab.co.il>
AuthorDate: Thu Jun 4 10:44:52 2009 +0300
Committer: Eric Miao <eric.y.miao@gmail.com>
CommitDate: Fri Jun 5 10:50:26 2009 +0800
[ARM] pxa/cm-x300: add rtc-v3020 device registration
Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
---
arch/arm/mach-pxa/cm-x300.c | 38 ++++++++++++++++++++++++++++++++++++++
1 files changed, 38 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
index 5295304..cd39fa2 100644
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -21,6 +21,7 @@
#include <linux/gpio.h>
#include <linux/dm9000.h>
#include <linux/leds.h>
+#include <linux/rtc-v3020.h>
#include <linux/i2c.h>
#include <linux/i2c/pca953x.h>
@@ -46,6 +47,11 @@
#define CM_X300_MMC2_IRQ IRQ_GPIO(GPIO82_MMC2_IRQ)
+#define GPIO95_RTC_CS (95)
+#define GPIO96_RTC_WR (96)
+#define GPIO97_RTC_RD (97)
+#define GPIO98_RTC_IO (98)
+
static mfp_cfg_t cm_x300_mfp_cfg[] __initdata = {
/* LCD */
GPIO54_LCD_LDD_0,
@@ -135,6 +141,12 @@ static mfp_cfg_t cm_x300_mfp_cfg[] __initdata = {
GPIO85_GPIO, /* MMC WP */
GPIO99_GPIO, /* Ethernet IRQ */
+ /* RTC GPIOs */
+ GPIO95_GPIO, /* RTC CS */
+ GPIO96_GPIO, /* RTC WR */
+ GPIO97_GPIO, /* RTC RD */
+ GPIO98_GPIO, /* RTC IO */
+
/* Standard I2C */
GPIO21_I2C_SCL,
GPIO22_I2C_SDA,
@@ -442,6 +454,31 @@ static void __init cm_x300_init_i2c(void)
static inline void cm_x300_init_i2c(void) {}
#endif
+#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
+struct v3020_platform_data cm_x300_v3020_pdata = {
+ .use_gpio = 1,
+ .gpio_cs = GPIO95_RTC_CS,
+ .gpio_wr = GPIO96_RTC_WR,
+ .gpio_rd = GPIO97_RTC_RD,
+ .gpio_io = GPIO98_RTC_IO,
+};
+
+static struct platform_device cm_x300_rtc_device = {
+ .name = "v3020",
+ .id = -1,
+ .dev = {
+ .platform_data = &cm_x300_v3020_pdata,
+ }
+};
+
+static void __init cm_x300_init_rtc(void)
+{
+ platform_device_register(&cm_x300_rtc_device);
+}
+#else
+static inline void cm_x300_init_rtc(void) {}
+#endif
+
static void __init cm_x300_init(void)
{
/* board-processor specific GPIO initialization */
@@ -454,6 +491,7 @@ static void __init cm_x300_init(void)
cm_x300_init_nand();
cm_x300_init_leds();
cm_x300_init_i2c();
+ cm_x300_init_rtc();
}
MACHINE_START(CM_X300, "CM-X300 module")
--
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