1 files changed, 69 insertions, 0 deletions
diff --git a/include/linux/sensor/gp2a.h b/include/linux/sensor/gp2a.h
new file mode 100644
index 0000000..4b2b62c
--- /dev/null
+++ b/include/linux/sensor/gp2a.h
@@ -0,0 +1,69 @@
+#ifndef __GP2A_H__
+#define __GP2A_H__
+
+#define I2C_M_WR 0		/* for i2c Write */
+#define I2c_M_RD 1		/* for i2c Read */
+
+#define I2C_DF_NOTIFY			0x01	/* for i2c */
+
+/* Registers */
+#define COMMAND1    0x00
+#define COMMAND2    0x01	/* Read&Write */
+#define COMMAND3    0x02	/* Read&Write */
+#define COMMAND4    0x03	/* Read&Write */
+#define INT_LT_LSB  0x04	/* Read&Write */
+#define INT_LT_MSB  0x05	/* Read&Write */
+#define INT_HT_LSB  0x06	/* Read&Write */
+#define INT_HT_MSB  0x07	/* Read&Write */
+#define PS_LT_LSB   0x08	/* Read&Write */
+#define PS_LT_MSB   0x09	/* Read&Write */
+#define PS_HT_LSB   0x0A	/* Read&Write */
+#define PS_HT_MSB   0x0B	/* Read&Write */
+#define DATA0_LSB   0x0C	/* Read Only */
+#define DATA0_MSB   0x0D	/* Read Only */
+#define DATA1_LSB   0x0E	/* Read Only */
+#define DATA1_MSB   0x0F	/* Read Only */
+#define DATA2_LSB   0x10	/* Read Only */
+#define DATA2_MSB   0x11	/* Read Only */
+
+#define ADC_BUFFER_NUM	6
+
+/* 16 level for premium model*/
+enum {
+	LIGHT_DIM   = 0,
+	LIGHT_LEVEL1   = 1,
+	LIGHT_LEVEL2   = 2,
+	LIGHT_LEVEL3   = 3,
+	LIGHT_LEVEL4   = 4,
+	LIGHT_LEVEL5   = 5,
+	LIGHT_LEVEL6   = 6,
+	LIGHT_LEVEL7   = 7,
+	LIGHT_LEVEL8   = 8,
+	LIGHT_LEVEL9   = 9,
+	LIGHT_LEVEL10   = 10,
+	LIGHT_LEVEL11   = 11,
+	LIGHT_LEVEL12   = 12,
+	LIGHT_LEVEL13   = 13,
+	LIGHT_LEVEL14   = 14,
+	LIGHT_LEVEL15   = 15,
+	LIGHT_LEVEL16   = 16,
+	LIGHT_INIT  = 17,
+};
+
+/* extern variables */
+extern u8 lightsensor_mode; /* 0 = low, 1 = high */
+extern int proximity_enable;
+extern char proximity_sensor_detection;
+
+/* prototype */
+int opt_i2c_read(u8 reg, unsigned char *rbuf, int len);
+int opt_i2c_write(u8 reg, u8 *val);
+int lightsensor_get_adcvalue(void);
+int is_gp2a030a(void);
+
+struct gp2a_platform_data {
+	int (*gp2a_led_on) (bool);
+	int p_out; /* proximity-sensor-output gpio */
+	unsigned long (*gp2a_get_threshold)(void);
+};
+#endif