diff --git a/include/linux/input/adp5589.h b/include/linux/input/adp5589.h
index ef792ec..1a05eee 100644
--- a/include/linux/input/adp5589.h
+++ b/include/linux/input/adp5589.h
@@ -1,5 +1,5 @@
 /*
- * Analog Devices ADP5589 I/O Expander and QWERTY Keypad Controller
+ * Analog Devices ADP5589/ADP5585 I/O Expander and QWERTY Keypad Controller
  *
  * Copyright 2010-2011 Analog Devices Inc.
  *
@@ -9,89 +9,9 @@
 #ifndef _ADP5589_H
 #define _ADP5589_H
 
-#define ADP5589_ID			0x00
-#define ADP5589_INT_STATUS		0x01
-#define ADP5589_STATUS			0x02
-#define ADP5589_FIFO_1			0x03
-#define ADP5589_FIFO_2			0x04
-#define ADP5589_FIFO_3			0x05
-#define ADP5589_FIFO_4			0x06
-#define ADP5589_FIFO_5			0x07
-#define ADP5589_FIFO_6			0x08
-#define ADP5589_FIFO_7			0x09
-#define ADP5589_FIFO_8			0x0A
-#define ADP5589_FIFO_9			0x0B
-#define ADP5589_FIFO_10			0x0C
-#define ADP5589_FIFO_11			0x0D
-#define ADP5589_FIFO_12			0x0E
-#define ADP5589_FIFO_13			0x0F
-#define ADP5589_FIFO_14			0x10
-#define ADP5589_FIFO_15			0x11
-#define ADP5589_FIFO_16			0x12
-#define ADP5589_GPI_INT_STAT_A		0x13
-#define ADP5589_GPI_INT_STAT_B		0x14
-#define ADP5589_GPI_INT_STAT_C		0x15
-#define ADP5589_GPI_STATUS_A		0x16
-#define ADP5589_GPI_STATUS_B		0x17
-#define ADP5589_GPI_STATUS_C		0x18
-#define ADP5589_RPULL_CONFIG_A		0x19
-#define ADP5589_RPULL_CONFIG_B		0x1A
-#define ADP5589_RPULL_CONFIG_C		0x1B
-#define ADP5589_RPULL_CONFIG_D		0x1C
-#define ADP5589_RPULL_CONFIG_E		0x1D
-#define ADP5589_GPI_INT_LEVEL_A		0x1E
-#define ADP5589_GPI_INT_LEVEL_B		0x1F
-#define ADP5589_GPI_INT_LEVEL_C		0x20
-#define ADP5589_GPI_EVENT_EN_A		0x21
-#define ADP5589_GPI_EVENT_EN_B		0x22
-#define ADP5589_GPI_EVENT_EN_C		0x23
-#define ADP5589_GPI_INTERRUPT_EN_A	0x24
-#define ADP5589_GPI_INTERRUPT_EN_B	0x25
-#define ADP5589_GPI_INTERRUPT_EN_C	0x26
-#define ADP5589_DEBOUNCE_DIS_A		0x27
-#define ADP5589_DEBOUNCE_DIS_B		0x28
-#define ADP5589_DEBOUNCE_DIS_C		0x29
-#define ADP5589_GPO_DATA_OUT_A		0x2A
-#define ADP5589_GPO_DATA_OUT_B		0x2B
-#define ADP5589_GPO_DATA_OUT_C		0x2C
-#define ADP5589_GPO_OUT_MODE_A		0x2D
-#define ADP5589_GPO_OUT_MODE_B		0x2E
-#define ADP5589_GPO_OUT_MODE_C		0x2F
-#define ADP5589_GPIO_DIRECTION_A	0x30
-#define ADP5589_GPIO_DIRECTION_B	0x31
-#define ADP5589_GPIO_DIRECTION_C	0x32
-#define ADP5589_UNLOCK1			0x33
-#define ADP5589_UNLOCK2			0x34
-#define ADP5589_EXT_LOCK_EVENT		0x35
-#define ADP5589_UNLOCK_TIMERS		0x36
-#define ADP5589_LOCK_CFG		0x37
-#define ADP5589_RESET1_EVENT_A		0x38
-#define ADP5589_RESET1_EVENT_B		0x39
-#define ADP5589_RESET1_EVENT_C		0x3A
-#define ADP5589_RESET2_EVENT_A		0x3B
-#define ADP5589_RESET2_EVENT_B		0x3C
-#define ADP5589_RESET_CFG		0x3D
-#define ADP5589_PWM_OFFT_LOW		0x3E
-#define ADP5589_PWM_OFFT_HIGH		0x3F
-#define ADP5589_PWM_ONT_LOW		0x40
-#define ADP5589_PWM_ONT_HIGH		0x41
-#define ADP5589_PWM_CFG			0x42
-#define ADP5589_CLOCK_DIV_CFG		0x43
-#define ADP5589_LOGIC_1_CFG		0x44
-#define ADP5589_LOGIC_2_CFG		0x45
-#define ADP5589_LOGIC_FF_CFG		0x46
-#define ADP5589_LOGIC_INT_EVENT_EN	0x47
-#define ADP5589_POLL_PTIME_CFG		0x48
-#define ADP5589_PIN_CONFIG_A		0x49
-#define ADP5589_PIN_CONFIG_B		0x4A
-#define ADP5589_PIN_CONFIG_C		0x4B
-#define ADP5589_PIN_CONFIG_D		0x4C
-#define ADP5589_GENERAL_CFG		0x4D
-#define ADP5589_INT_EN			0x4E
-
-#define ADP5589_DEVICE_ID_MASK	0xF
-
-/* Put one of these structures in i2c_board_info platform_data */
+/*
+ * ADP5589 specific GPI and Keymap defines
+ */
 
 #define ADP5589_KEYMAPSIZE	88
 
@@ -127,6 +47,35 @@
 
 #define ADP5589_GPIMAPSIZE_MAX (ADP5589_GPI_PIN_END - ADP5589_GPI_PIN_BASE + 1)
 
+/*
+ * ADP5585 specific GPI and Keymap defines
+ */
+
+#define ADP5585_KEYMAPSIZE	30
+
+#define ADP5585_GPI_PIN_ROW0 37
+#define ADP5585_GPI_PIN_ROW1 38
+#define ADP5585_GPI_PIN_ROW2 39
+#define ADP5585_GPI_PIN_ROW3 40
+#define ADP5585_GPI_PIN_ROW4 41
+#define ADP5585_GPI_PIN_ROW5 42
+#define ADP5585_GPI_PIN_COL0 43
+#define ADP5585_GPI_PIN_COL1 44
+#define ADP5585_GPI_PIN_COL2 45
+#define ADP5585_GPI_PIN_COL3 46
+#define ADP5585_GPI_PIN_COL4 47
+#define GPI_LOGIC 48
+
+#define ADP5585_GPI_PIN_ROW_BASE ADP5585_GPI_PIN_ROW0
+#define ADP5585_GPI_PIN_ROW_END ADP5585_GPI_PIN_ROW5
+#define ADP5585_GPI_PIN_COL_BASE ADP5585_GPI_PIN_COL0
+#define ADP5585_GPI_PIN_COL_END ADP5585_GPI_PIN_COL4
+
+#define ADP5585_GPI_PIN_BASE ADP5585_GPI_PIN_ROW_BASE
+#define ADP5585_GPI_PIN_END ADP5585_GPI_PIN_COL_END
+
+#define ADP5585_GPIMAPSIZE_MAX (ADP5585_GPI_PIN_END - ADP5585_GPI_PIN_BASE + 1)
+
 struct adp5589_gpi_map {
 	unsigned short pin;
 	unsigned short sw_evt;
@@ -159,7 +108,7 @@
 #define RESET2_POL_HIGH			(1 << 7)
 #define RESET2_POL_LOW			(0 << 7)
 
-/* Mask Bits:
+/* ADP5589 Mask Bits:
  * C C C C C C C C C C C | R R R R R R R R
  * 1 9 8 7 6 5 4 3 2 1 0 | 7 6 5 4 3 2 1 0
  * 0
@@ -168,18 +117,44 @@
  * 8 7 6 5 4 3 2 1 0 9 8 | 7 6 5 4 3 2 1 0
  */
 
-#define ADP_ROW(x)			(1 << (x))
-#define ADP_COL(x)			(1 << (x + 8))
+#define ADP_ROW(x)	(1 << (x))
+#define ADP_COL(x)	(1 << (x + 8))
+#define ADP5589_ROW_MASK		0xFF
+#define ADP5589_COL_MASK		0xFF
+#define ADP5589_COL_SHIFT		8
+#define ADP5589_MAX_ROW_NUM		7
+#define ADP5589_MAX_COL_NUM		10
+
+/* ADP5585 Mask Bits:
+ * C C C C C | R R R R R R
+ * 4 3 2 1 0 | 5 4 3 2 1 0
+ *
+ * ---- BIT -- -----------
+ * 1 0 0 0 0 | 0 0 0 0 0 0
+ * 0 9 8 7 6 | 5 4 3 2 1 0
+ */
+
+#define ADP5585_ROW_MASK		0x3F
+#define ADP5585_COL_MASK		0x1F
+#define ADP5585_ROW_SHIFT		0
+#define ADP5585_COL_SHIFT		6
+#define ADP5585_MAX_ROW_NUM		5
+#define ADP5585_MAX_COL_NUM		4
+
+#define ADP5585_ROW(x)	(1 << ((x) & ADP5585_ROW_MASK))
+#define ADP5585_COL(x)	(1 << (((x) & ADP5585_COL_MASK) + ADP5585_COL_SHIFT))
+
+/* Put one of these structures in i2c_board_info platform_data */
 
 struct adp5589_kpad_platform_data {
 	unsigned keypad_en_mask;	/* Keypad (Rows/Columns) enable mask */
 	const unsigned short *keymap;	/* Pointer to keymap */
 	unsigned short keymapsize;	/* Keymap size */
 	bool repeat;			/* Enable key repeat */
-	bool en_keylock;		/* Enable key lock feature */
-	unsigned char unlock_key1;	/* Unlock Key 1 */
-	unsigned char unlock_key2;	/* Unlock Key 2 */
-	unsigned char unlock_timer;	/* Time in seconds [0..7] between the two unlock keys 0=disable */
+	bool en_keylock;		/* Enable key lock feature (ADP5589 only)*/
+	unsigned char unlock_key1;	/* Unlock Key 1 (ADP5589 only) */
+	unsigned char unlock_key2;	/* Unlock Key 2 (ADP5589 only) */
+	unsigned char unlock_timer;	/* Time in seconds [0..7] between the two unlock keys 0=disable (ADP5589 only) */
 	unsigned char scan_cycle_time;	/* Time between consecutive scan cycles */
 	unsigned char reset_cfg;	/* Reset config */
 	unsigned short reset1_key_1;	/* Reset Key 1 */