[ARM] pxa/imote2: add board config for SHT15 humidity sensor

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Eric Miao <eric.miao@marvell.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/imote2.c b/arch/arm/mach-pxa/imote2.c
index 3ef98d43d303..f022247f9ed7 100644
--- a/arch/arm/mach-pxa/imote2.c
+++ b/arch/arm/mach-pxa/imote2.c
@@ -22,6 +22,7 @@
 #include <linux/spi/spi.h>
 #include <linux/i2c.h>
 #include <linux/mfd/da903x.h>
+#include <linux/sht15.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -102,6 +103,10 @@ static unsigned long imote2_pin_config[] __initdata = {
         GPIO96_GPIO,    /* accelerometer interrupt */
         GPIO99_GPIO,    /* ADC interrupt */
 
+        /* SHT15 */
+        GPIO100_GPIO,
+        GPIO98_GPIO,
+
         /* Connector pins specified as gpios */
         GPIO94_GPIO, /* large basic connector pin 14 */
         GPIO10_GPIO, /* large basic connector pin 23 */
@@ -112,6 +117,26 @@ static unsigned long imote2_pin_config[] __initdata = {
         GPIO105_GPIO, /* blue led */
 };
 
+static struct sht15_platform_data platform_data_sht15 = {
+        .gpio_data =  100,
+        .gpio_sck  =  98,
+};
+
+static struct platform_device sht15 = {
+        .name = "sht15",
+        .id = -1,
+        .dev = {
+                .platform_data = &platform_data_sht15,
+        },
+};
+
+static struct regulator_consumer_supply imote2_sensor_3_con[] = {
+        {
+                .dev = &sht15.dev,
+                .supply = "vcc",
+        },
+};
+
 static struct gpio_led imote2_led_pins[] = {
         {
                 .name       =  "imote2:red",
@@ -257,6 +282,8 @@ static struct regulator_init_data imote2_ldo_init_data[] = {
                         .min_uV = 2800000,
                         .max_uV = 3000000,
                 },
+                .num_consumer_supplies = ARRAY_SIZE(imote2_sensor_3_con),
+                .consumer_supplies = imote2_sensor_3_con,
         },
         [vcc_pxa_pll] = { /* 1.17V - 1.43V, default 1.3V*/
                 .constraints = {
@@ -508,6 +535,7 @@ static struct pxa2xx_udc_mach_info imote2_udc_info __initdata = {
 static struct platform_device *imote2_devices[] = {
         &imote2_flash_device,
         &imote2_leds,
+        &sht15,
 };
 
 static struct i2c_pxa_platform_data i2c_pwr_pdata = {