[ARM] pxa/vpac270: Add DS1339 RTC support

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c
index fa428ca..0a9647b 100644 (file)
--- a/arch/arm/mach-pxa/vpac270.c
+++ b/arch/arm/mach-pxa/vpac270.c
@@ -36,6 +36,8 @@
 #include <mach/pxa27x-udc.h>
 #include <mach/udc.h>
 
+#include <plat/i2c.h>
+
 #include "generic.h"
 #include "devices.h"
 
@@ -132,6 +134,10 @@ static unsigned long vpac270_pin_config[] __initdata = {
        GPIO95_AC97_nRESET,
        GPIO98_AC97_SYSCLK,
        GPIO113_GPIO,   /* TS IRQ */
+
+       /* I2C */
+       GPIO117_I2C_SCL,
+       GPIO118_I2C_SDA,
 };
 
 /******************************************************************************
@@ -397,6 +403,25 @@ static void __init vpac270_ts_init(void)
 static inline void vpac270_ts_init(void) {}
 #endif
 
+/******************************************************************************
+ * RTC
+ ******************************************************************************/
+#if defined(CONFIG_RTC_DRV_DS1307) || defined(CONFIG_RTC_DRV_DS1307_MODULE)
+static struct i2c_board_info __initdata vpac270_i2c_devs[] = {
+       {
+               I2C_BOARD_INFO("ds1339", 0x68),
+       },
+};
+
+static void __init vpac270_rtc_init(void)
+{
+       pxa_set_i2c_info(NULL);
+       i2c_register_board_info(0, ARRAY_AND_SIZE(vpac270_i2c_devs));
+}
+#else
+static inline void vpac270_rtc_init(void) {}
+#endif
+
 /******************************************************************************
  * Framebuffer
  ******************************************************************************/
@@ -481,6 +506,7 @@ static void __init vpac270_init(void)
        vpac270_udc_init();
        vpac270_eth_init();
        vpac270_ts_init();
+       vpac270_rtc_init();
 }
 
 MACHINE_START(VPAC270, "Voipac PXA270")