colibri-pxa3xx: add i2c support

Signed-off-by pieter <[email protected]>

---
 arch/arm/mach-pxa/colibri-pxa300.c |   17 +++++++++++++++++
 arch/arm/mach-pxa/colibri-pxa320.c |   17 +++++++++++++++++
 2 files changed, 34 insertions(+), 0 deletions(-)

arch/arm/mach-pxa/colibri-pxa300.c +17 -0

index 381857d..27f403d 100644
@@ -27,6 +27,7 @@
 #include <mach/ohci.h>
 #include <mach/pxafb.h>
 #include <mach/audio.h>
+#include <plat/i2c.h>
 
 #include "generic.h"
 #include "devices.h"

@@ -197,6 +198,21 @@ static void __init colibri_pxa300_init_uart(void)
 	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_uart_pin_config));
 }
 
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+static mfp_cfg_t colibri_pxa300_i2c_pin_config[] __initdata = {
+	GPIO21_I2C_SCL,
+	GPIO22_I2C_SDA,
+};
+
+static void __init colibri_pxa300_init_i2c(void)
+{
+	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_i2c_pin_config));
+	pxa_set_i2c_info(NULL);
+}
+#else
+static inline void colibri_pxa300_init_i2c(void) {}
+#endif
+
 void __init colibri_pxa300_init(void)
 {
 	pxa_set_ffuart_info(NULL);

@@ -212,6 +228,7 @@ void __init colibri_pxa300_init(void)
 	colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa300_mmc_pin_config),
 				mfp_to_gpio(MFP_PIN_GPIO13));
 	colibri_pxa300_init_uart();
+	colibri_pxa300_init_i2c();
 }
 
 MACHINE_START(COLIBRI300, "Toradex Colibri PXA300")

arch/arm/mach-pxa/colibri-pxa320.c +16 -0

index ae835fa..0755087 100644
@@ -28,6 +28,7 @@
 #include <mach/pxafb.h>
 #include <mach/ohci.h>
 #include <mach/audio.h>
+#include <plat/i2c.h>
 
 #include "generic.h"
 #include "devices.h"

@@ -197,6 +198,21 @@ static void __init colibri_pxa320_init_uart(void)
 	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_uart_pin_config));
 }
 
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+static mfp_cfg_t colibri_pxa320_i2c_pin_config[] __initdata = {
+	GPIO32_I2C_SCL,
+	GPIO33_I2C_SDA,
+};
+
+static void __init colibri_pxa320_init_i2c(void)
+{
+	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_i2c_pin_config));
+	pxa_set_i2c_info(NULL);
+}
+#else
+static inline void colibri_pxa320_init_i2c(void) {}
+#endif
+
 void __init colibri_pxa320_init(void)
 {
 	pxa_set_ffuart_info(NULL);