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path: root/drivers/input/keyboard/adp5589-keys.c
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-rw-r--r--drivers/input/keyboard/adp5589-keys.c609
1 files changed, 482 insertions, 127 deletions
diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c
index c7708263051..02b5d53031b 100644
--- a/drivers/input/keyboard/adp5589-keys.c
+++ b/drivers/input/keyboard/adp5589-keys.c
@@ -1,5 +1,5 @@
/*
- * Description: keypad driver for ADP5589
+ * Description: keypad driver for ADP5589, ADP5585
* I2C QWERTY Keypad and IO Expander
* Bugs: Enter bugs at http://blackfin.uclinux.org/
*
@@ -22,35 +22,165 @@
#include <linux/input/adp5589.h>
+/* ADP5589/ADP5585 Common Registers */
+#define ADP5589_5_ID 0x00
+#define ADP5589_5_INT_STATUS 0x01
+#define ADP5589_5_STATUS 0x02
+#define ADP5589_5_FIFO_1 0x03
+#define ADP5589_5_FIFO_2 0x04
+#define ADP5589_5_FIFO_3 0x05
+#define ADP5589_5_FIFO_4 0x06
+#define ADP5589_5_FIFO_5 0x07
+#define ADP5589_5_FIFO_6 0x08
+#define ADP5589_5_FIFO_7 0x09
+#define ADP5589_5_FIFO_8 0x0A
+#define ADP5589_5_FIFO_9 0x0B
+#define ADP5589_5_FIFO_10 0x0C
+#define ADP5589_5_FIFO_11 0x0D
+#define ADP5589_5_FIFO_12 0x0E
+#define ADP5589_5_FIFO_13 0x0F
+#define ADP5589_5_FIFO_14 0x10
+#define ADP5589_5_FIFO_15 0x11
+#define ADP5589_5_FIFO_16 0x12
+#define ADP5589_5_GPI_INT_STAT_A 0x13
+#define ADP5589_5_GPI_INT_STAT_B 0x14
+
+/* ADP5589 Registers */
+#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
+
+/* ADP5585 Registers */
+#define ADP5585_GPI_STATUS_A 0x15
+#define ADP5585_GPI_STATUS_B 0x16
+#define ADP5585_RPULL_CONFIG_A 0x17
+#define ADP5585_RPULL_CONFIG_B 0x18
+#define ADP5585_RPULL_CONFIG_C 0x19
+#define ADP5585_RPULL_CONFIG_D 0x1A
+#define ADP5585_GPI_INT_LEVEL_A 0x1B
+#define ADP5585_GPI_INT_LEVEL_B 0x1C
+#define ADP5585_GPI_EVENT_EN_A 0x1D
+#define ADP5585_GPI_EVENT_EN_B 0x1E
+#define ADP5585_GPI_INTERRUPT_EN_A 0x1F
+#define ADP5585_GPI_INTERRUPT_EN_B 0x20
+#define ADP5585_DEBOUNCE_DIS_A 0x21
+#define ADP5585_DEBOUNCE_DIS_B 0x22
+#define ADP5585_GPO_DATA_OUT_A 0x23
+#define ADP5585_GPO_DATA_OUT_B 0x24
+#define ADP5585_GPO_OUT_MODE_A 0x25
+#define ADP5585_GPO_OUT_MODE_B 0x26
+#define ADP5585_GPIO_DIRECTION_A 0x27
+#define ADP5585_GPIO_DIRECTION_B 0x28
+#define ADP5585_RESET1_EVENT_A 0x29
+#define ADP5585_RESET1_EVENT_B 0x2A
+#define ADP5585_RESET1_EVENT_C 0x2B
+#define ADP5585_RESET2_EVENT_A 0x2C
+#define ADP5585_RESET2_EVENT_B 0x2D
+#define ADP5585_RESET_CFG 0x2E
+#define ADP5585_PWM_OFFT_LOW 0x2F
+#define ADP5585_PWM_OFFT_HIGH 0x30
+#define ADP5585_PWM_ONT_LOW 0x31
+#define ADP5585_PWM_ONT_HIGH 0x32
+#define ADP5585_PWM_CFG 0x33
+#define ADP5585_LOGIC_CFG 0x34
+#define ADP5585_LOGIC_FF_CFG 0x35
+#define ADP5585_LOGIC_INT_EVENT_EN 0x36
+#define ADP5585_POLL_PTIME_CFG 0x37
+#define ADP5585_PIN_CONFIG_A 0x38
+#define ADP5585_PIN_CONFIG_B 0x39
+#define ADP5585_PIN_CONFIG_D 0x3A
+#define ADP5585_GENERAL_CFG 0x3B
+#define ADP5585_INT_EN 0x3C
+
+/* ID Register */
+#define ADP5589_5_DEVICE_ID_MASK 0xF
+#define ADP5589_5_MAN_ID_MASK 0xF
+#define ADP5589_5_MAN_ID_SHIFT 4
+#define ADP5589_5_MAN_ID 0x02
+
/* GENERAL_CFG Register */
#define OSC_EN (1 << 7)
#define CORE_CLK(x) (((x) & 0x3) << 5)
-#define LCK_TRK_LOGIC (1 << 4)
-#define LCK_TRK_GPI (1 << 3)
+#define LCK_TRK_LOGIC (1 << 4) /* ADP5589 only */
+#define LCK_TRK_GPI (1 << 3) /* ADP5589 only */
#define INT_CFG (1 << 1)
#define RST_CFG (1 << 0)
/* INT_EN Register */
-#define LOGIC2_IEN (1 << 5)
+#define LOGIC2_IEN (1 << 5) /* ADP5589 only */
#define LOGIC1_IEN (1 << 4)
-#define LOCK_IEN (1 << 3)
+#define LOCK_IEN (1 << 3) /* ADP5589 only */
#define OVRFLOW_IEN (1 << 2)
#define GPI_IEN (1 << 1)
#define EVENT_IEN (1 << 0)
/* Interrupt Status Register */
-#define LOGIC2_INT (1 << 5)
+#define LOGIC2_INT (1 << 5) /* ADP5589 only */
#define LOGIC1_INT (1 << 4)
-#define LOCK_INT (1 << 3)
+#define LOCK_INT (1 << 3) /* ADP5589 only */
#define OVRFLOW_INT (1 << 2)
#define GPI_INT (1 << 1)
#define EVENT_INT (1 << 0)
/* STATUS Register */
-
-#define LOGIC2_STAT (1 << 7)
+#define LOGIC2_STAT (1 << 7) /* ADP5589 only */
#define LOGIC1_STAT (1 << 6)
-#define LOCK_STAT (1 << 5)
+#define LOCK_STAT (1 << 5) /* ADP5589 only */
#define KEC 0xF
/* PIN_CONFIG_D Register */
@@ -61,27 +191,54 @@
#define LOCK_EN (1 << 0)
#define PTIME_MASK 0x3
-#define LTIME_MASK 0x3
+#define LTIME_MASK 0x3 /* ADP5589 only */
/* Key Event Register xy */
#define KEY_EV_PRESSED (1 << 7)
#define KEY_EV_MASK (0x7F)
#define KEYP_MAX_EVENT 16
+#define ADP5589_MAXGPIO 19
+#define ADP5585_MAXGPIO 11 /* 10 on the ADP5585-01, 11 on ADP5585-02 */
-#define MAXGPIO 19
-#define ADP_BANK(offs) ((offs) >> 3)
-#define ADP_BIT(offs) (1u << ((offs) & 0x7))
+enum {
+ ADP5589,
+ ADP5585_01,
+ ADP5585_02
+};
+
+struct adp_constants {
+ u8 maxgpio;
+ u8 keymapsize;
+ u8 gpi_pin_row_base;
+ u8 gpi_pin_row_end;
+ u8 gpi_pin_col_base;
+ u8 gpi_pin_base;
+ u8 gpi_pin_end;
+ u8 gpimapsize_max;
+ u8 max_row_num;
+ u8 max_col_num;
+ u8 row_mask;
+ u8 col_mask;
+ u8 col_shift;
+ u8 c4_extend_cfg;
+ u8 (*bank) (u8 offset);
+ u8 (*bit) (u8 offset);
+ u8 (*reg) (u8 reg);
+};
struct adp5589_kpad {
struct i2c_client *client;
struct input_dev *input;
+ const struct adp_constants *var;
unsigned short keycode[ADP5589_KEYMAPSIZE];
const struct adp5589_gpi_map *gpimap;
unsigned short gpimapsize;
unsigned extend_cfg;
+ bool is_adp5585;
+ bool adp5585_support_row5;
#ifdef CONFIG_GPIOLIB
- unsigned char gpiomap[MAXGPIO];
+ unsigned char gpiomap[ADP5589_MAXGPIO];
bool export_gpio;
struct gpio_chip gc;
struct mutex gpio_lock; /* Protect cached dir, dat_out */
@@ -90,6 +247,129 @@ struct adp5589_kpad {
#endif
};
+/*
+ * ADP5589 / ADP5585 derivative / variant handling
+ */
+
+
+/* ADP5589 */
+
+static unsigned char adp5589_bank(unsigned char offset)
+{
+ return offset >> 3;
+}
+
+static unsigned char adp5589_bit(unsigned char offset)
+{
+ return 1u << (offset & 0x7);
+}
+
+static unsigned char adp5589_reg(unsigned char reg)
+{
+ return reg;
+}
+
+static const struct adp_constants const_adp5589 = {
+ .maxgpio = ADP5589_MAXGPIO,
+ .keymapsize = ADP5589_KEYMAPSIZE,
+ .gpi_pin_row_base = ADP5589_GPI_PIN_ROW_BASE,
+ .gpi_pin_row_end = ADP5589_GPI_PIN_ROW_END,
+ .gpi_pin_col_base = ADP5589_GPI_PIN_COL_BASE,
+ .gpi_pin_base = ADP5589_GPI_PIN_BASE,
+ .gpi_pin_end = ADP5589_GPI_PIN_END,
+ .gpimapsize_max = ADP5589_GPIMAPSIZE_MAX,
+ .c4_extend_cfg = 12,
+ .max_row_num = ADP5589_MAX_ROW_NUM,
+ .max_col_num = ADP5589_MAX_COL_NUM,
+ .row_mask = ADP5589_ROW_MASK,
+ .col_mask = ADP5589_COL_MASK,
+ .col_shift = ADP5589_COL_SHIFT,
+ .bank = adp5589_bank,
+ .bit = adp5589_bit,
+ .reg = adp5589_reg,
+};
+
+/* ADP5585 */
+
+static unsigned char adp5585_bank(unsigned char offset)
+{
+ return offset > ADP5585_MAX_ROW_NUM;
+}
+
+static unsigned char adp5585_bit(unsigned char offset)
+{
+ return (offset > ADP5585_MAX_ROW_NUM) ?
+ 1u << (offset - ADP5585_COL_SHIFT) : 1u << offset;
+}
+
+static const unsigned char adp5585_reg_lut[] = {
+ [ADP5589_GPI_STATUS_A] = ADP5585_GPI_STATUS_A,
+ [ADP5589_GPI_STATUS_B] = ADP5585_GPI_STATUS_B,
+ [ADP5589_RPULL_CONFIG_A] = ADP5585_RPULL_CONFIG_A,
+ [ADP5589_RPULL_CONFIG_B] = ADP5585_RPULL_CONFIG_B,
+ [ADP5589_RPULL_CONFIG_C] = ADP5585_RPULL_CONFIG_C,
+ [ADP5589_RPULL_CONFIG_D] = ADP5585_RPULL_CONFIG_D,
+ [ADP5589_GPI_INT_LEVEL_A] = ADP5585_GPI_INT_LEVEL_A,
+ [ADP5589_GPI_INT_LEVEL_B] = ADP5585_GPI_INT_LEVEL_B,
+ [ADP5589_GPI_EVENT_EN_A] = ADP5585_GPI_EVENT_EN_A,
+ [ADP5589_GPI_EVENT_EN_B] = ADP5585_GPI_EVENT_EN_B,
+ [ADP5589_GPI_INTERRUPT_EN_A] = ADP5585_GPI_INTERRUPT_EN_A,
+ [ADP5589_GPI_INTERRUPT_EN_B] = ADP5585_GPI_INTERRUPT_EN_B,
+ [ADP5589_DEBOUNCE_DIS_A] = ADP5585_DEBOUNCE_DIS_A,
+ [ADP5589_DEBOUNCE_DIS_B] = ADP5585_DEBOUNCE_DIS_B,
+ [ADP5589_GPO_DATA_OUT_A] = ADP5585_GPO_DATA_OUT_A,
+ [ADP5589_GPO_DATA_OUT_B] = ADP5585_GPO_DATA_OUT_B,
+ [ADP5589_GPO_OUT_MODE_A] = ADP5585_GPO_OUT_MODE_A,
+ [ADP5589_GPO_OUT_MODE_B] = ADP5585_GPO_OUT_MODE_B,
+ [ADP5589_GPIO_DIRECTION_A] = ADP5585_GPIO_DIRECTION_A,
+ [ADP5589_GPIO_DIRECTION_B] = ADP5585_GPIO_DIRECTION_B,
+ [ADP5589_RESET1_EVENT_A] = ADP5585_RESET1_EVENT_A,
+ [ADP5589_RESET1_EVENT_B] = ADP5585_RESET1_EVENT_B,
+ [ADP5589_RESET1_EVENT_C] = ADP5585_RESET1_EVENT_C,
+ [ADP5589_RESET2_EVENT_A] = ADP5585_RESET2_EVENT_A,
+ [ADP5589_RESET2_EVENT_B] = ADP5585_RESET2_EVENT_B,
+ [ADP5589_RESET_CFG] = ADP5585_RESET_CFG,
+ [ADP5589_PWM_OFFT_LOW] = ADP5585_PWM_OFFT_LOW,
+ [ADP5589_PWM_OFFT_HIGH] = ADP5585_PWM_OFFT_HIGH,
+ [ADP5589_PWM_ONT_LOW] = ADP5585_PWM_ONT_LOW,
+ [ADP5589_PWM_ONT_HIGH] = ADP5585_PWM_ONT_HIGH,
+ [ADP5589_PWM_CFG] = ADP5585_PWM_CFG,
+ [ADP5589_LOGIC_1_CFG] = ADP5585_LOGIC_CFG,
+ [ADP5589_LOGIC_FF_CFG] = ADP5585_LOGIC_FF_CFG,
+ [ADP5589_LOGIC_INT_EVENT_EN] = ADP5585_LOGIC_INT_EVENT_EN,
+ [ADP5589_POLL_PTIME_CFG] = ADP5585_POLL_PTIME_CFG,
+ [ADP5589_PIN_CONFIG_A] = ADP5585_PIN_CONFIG_A,
+ [ADP5589_PIN_CONFIG_B] = ADP5585_PIN_CONFIG_B,
+ [ADP5589_PIN_CONFIG_D] = ADP5585_PIN_CONFIG_D,
+ [ADP5589_GENERAL_CFG] = ADP5585_GENERAL_CFG,
+ [ADP5589_INT_EN] = ADP5585_INT_EN,
+};
+
+static unsigned char adp5585_reg(unsigned char reg)
+{
+ return adp5585_reg_lut[reg];
+}
+
+static const struct adp_constants const_adp5585 = {
+ .maxgpio = ADP5585_MAXGPIO,
+ .keymapsize = ADP5585_KEYMAPSIZE,
+ .gpi_pin_row_base = ADP5585_GPI_PIN_ROW_BASE,
+ .gpi_pin_row_end = ADP5585_GPI_PIN_ROW_END,
+ .gpi_pin_col_base = ADP5585_GPI_PIN_COL_BASE,
+ .gpi_pin_base = ADP5585_GPI_PIN_BASE,
+ .gpi_pin_end = ADP5585_GPI_PIN_END,
+ .gpimapsize_max = ADP5585_GPIMAPSIZE_MAX,
+ .c4_extend_cfg = 10,
+ .max_row_num = ADP5585_MAX_ROW_NUM,
+ .max_col_num = ADP5585_MAX_COL_NUM,
+ .row_mask = ADP5585_ROW_MASK,
+ .col_mask = ADP5585_COL_MASK,
+ .col_shift = ADP5585_COL_SHIFT,
+ .bank = adp5585_bank,
+ .bit = adp5585_bit,
+ .reg = adp5585_reg,
+};
+
static int adp5589_read(struct i2c_client *client, u8 reg)
{
int ret = i2c_smbus_read_byte_data(client, reg);
@@ -109,19 +389,20 @@ static int adp5589_write(struct i2c_client *client, u8 reg, u8 val)
static int adp5589_gpio_get_value(struct gpio_chip *chip, unsigned off)
{
struct adp5589_kpad *kpad = container_of(chip, struct adp5589_kpad, gc);
- unsigned int bank = ADP_BANK(kpad->gpiomap[off]);
- unsigned int bit = ADP_BIT(kpad->gpiomap[off]);
+ unsigned int bank = kpad->var->bank(kpad->gpiomap[off]);
+ unsigned int bit = kpad->var->bit(kpad->gpiomap[off]);
- return !!(adp5589_read(kpad->client, ADP5589_GPI_STATUS_A + bank) &
- bit);
+ return !!(adp5589_read(kpad->client,
+ kpad->var->reg(ADP5589_GPI_STATUS_A) + bank) &
+ bit);
}
static void adp5589_gpio_set_value(struct gpio_chip *chip,
unsigned off, int val)
{
struct adp5589_kpad *kpad = container_of(chip, struct adp5589_kpad, gc);
- unsigned int bank = ADP_BANK(kpad->gpiomap[off]);
- unsigned int bit = ADP_BIT(kpad->gpiomap[off]);
+ unsigned int bank = kpad->var->bank(kpad->gpiomap[off]);
+ unsigned int bit = kpad->var->bit(kpad->gpiomap[off]);
mutex_lock(&kpad->gpio_lock);
@@ -130,8 +411,8 @@ static void adp5589_gpio_set_value(struct gpio_chip *chip,
else
kpad->dat_out[bank] &= ~bit;
- adp5589_write(kpad->client, ADP5589_GPO_DATA_OUT_A + bank,
- kpad->dat_out[bank]);
+ adp5589_write(kpad->client, kpad->var->reg(ADP5589_GPO_DATA_OUT_A) +
+ bank, kpad->dat_out[bank]);
mutex_unlock(&kpad->gpio_lock);
}
@@ -139,14 +420,15 @@ static void adp5589_gpio_set_value(struct gpio_chip *chip,
static int adp5589_gpio_direction_input(struct gpio_chip *chip, unsigned off)
{
struct adp5589_kpad *kpad = container_of(chip, struct adp5589_kpad, gc);
- unsigned int bank = ADP_BANK(kpad->gpiomap[off]);
- unsigned int bit = ADP_BIT(kpad->gpiomap[off]);
+ unsigned int bank = kpad->var->bank(kpad->gpiomap[off]);
+ unsigned int bit = kpad->var->bit(kpad->gpiomap[off]);
int ret;
mutex_lock(&kpad->gpio_lock);
kpad->dir[bank] &= ~bit;
- ret = adp5589_write(kpad->client, ADP5589_GPIO_DIRECTION_A + bank,
+ ret = adp5589_write(kpad->client,
+ kpad->var->reg(ADP5589_GPIO_DIRECTION_A) + bank,
kpad->dir[bank]);
mutex_unlock(&kpad->gpio_lock);
@@ -158,8 +440,8 @@ static int adp5589_gpio_direction_output(struct gpio_chip *chip,
unsigned off, int val)
{
struct adp5589_kpad *kpad = container_of(chip, struct adp5589_kpad, gc);
- unsigned int bank = ADP_BANK(kpad->gpiomap[off]);
- unsigned int bit = ADP_BIT(kpad->gpiomap[off]);
+ unsigned int bank = kpad->var->bank(kpad->gpiomap[off]);
+ unsigned int bit = kpad->var->bit(kpad->gpiomap[off]);
int ret;
mutex_lock(&kpad->gpio_lock);
@@ -171,9 +453,10 @@ static int adp5589_gpio_direction_output(struct gpio_chip *chip,
else
kpad->dat_out[bank] &= ~bit;
- ret = adp5589_write(kpad->client, ADP5589_GPO_DATA_OUT_A + bank,
- kpad->dat_out[bank]);
- ret |= adp5589_write(kpad->client, ADP5589_GPIO_DIRECTION_A + bank,
+ ret = adp5589_write(kpad->client, kpad->var->reg(ADP5589_GPO_DATA_OUT_A)
+ + bank, kpad->dat_out[bank]);
+ ret |= adp5589_write(kpad->client,
+ kpad->var->reg(ADP5589_GPIO_DIRECTION_A) + bank,
kpad->dir[bank]);
mutex_unlock(&kpad->gpio_lock);
@@ -184,26 +467,29 @@ static int adp5589_gpio_direction_output(struct gpio_chip *chip,
static int __devinit adp5589_build_gpiomap(struct adp5589_kpad *kpad,
const struct adp5589_kpad_platform_data *pdata)
{
- bool pin_used[MAXGPIO];
+ bool pin_used[ADP5589_MAXGPIO];
int n_unused = 0;
int i;
memset(pin_used, false, sizeof(pin_used));
- for (i = 0; i < MAXGPIO; i++)
+ for (i = 0; i < kpad->var->maxgpio; i++)
if (pdata->keypad_en_mask & (1 << i))
pin_used[i] = true;
for (i = 0; i < kpad->gpimapsize; i++)
- pin_used[kpad->gpimap[i].pin - ADP5589_GPI_PIN_BASE] = true;
+ pin_used[kpad->gpimap[i].pin - kpad->var->gpi_pin_base] = true;
if (kpad->extend_cfg & R4_EXTEND_CFG)
pin_used[4] = true;
if (kpad->extend_cfg & C4_EXTEND_CFG)
- pin_used[12] = true;
+ pin_used[kpad->var->c4_extend_cfg] = true;
+
+ if (!kpad->adp5585_support_row5)
+ pin_used[5] = true;
- for (i = 0; i < MAXGPIO; i++)
+ for (i = 0; i < kpad->var->maxgpio; i++)
if (!pin_used[i])
kpad->gpiomap[n_unused++] = i;
@@ -246,11 +532,11 @@ static int __devinit adp5589_gpio_add(struct adp5589_kpad *kpad)
return error;
}
- for (i = 0; i <= ADP_BANK(MAXGPIO); i++) {
- kpad->dat_out[i] = adp5589_read(kpad->client,
- ADP5589_GPO_DATA_OUT_A + i);
- kpad->dir[i] = adp5589_read(kpad->client,
- ADP5589_GPIO_DIRECTION_A + i);
+ for (i = 0; i <= kpad->var->bank(kpad->var->maxgpio); i++) {
+ kpad->dat_out[i] = adp5589_read(kpad->client, kpad->var->reg(
+ ADP5589_GPO_DATA_OUT_A) + i);
+ kpad->dir[i] = adp5589_read(kpad->client, kpad->var->reg(
+ ADP5589_GPIO_DIRECTION_A) + i);
}
if (gpio_data->setup) {
@@ -317,11 +603,11 @@ static void adp5589_report_events(struct adp5589_kpad *kpad, int ev_cnt)
int i;
for (i = 0; i < ev_cnt; i++) {
- int key = adp5589_read(kpad->client, ADP5589_FIFO_1 + i);
+ int key = adp5589_read(kpad->client, ADP5589_5_FIFO_1 + i);
int key_val = key & KEY_EV_MASK;
- if (key_val >= ADP5589_GPI_PIN_BASE &&
- key_val <= ADP5589_GPI_PIN_END) {
+ if (key_val >= kpad->var->gpi_pin_base &&
+ key_val <= kpad->var->gpi_pin_end) {
adp5589_report_switches(kpad, key, key_val);
} else {
input_report_key(kpad->input,
@@ -337,29 +623,30 @@ static irqreturn_t adp5589_irq(int irq, void *handle)
struct i2c_client *client = kpad->client;
int status, ev_cnt;
- status = adp5589_read(client, ADP5589_INT_STATUS);
+ status = adp5589_read(client, ADP5589_5_INT_STATUS);
if (status & OVRFLOW_INT) /* Unlikely and should never happen */
dev_err(&client->dev, "Event Overflow Error\n");
if (status & EVENT_INT) {
- ev_cnt = adp5589_read(client, ADP5589_STATUS) & KEC;
+ ev_cnt = adp5589_read(client, ADP5589_5_STATUS) & KEC;
if (ev_cnt) {
adp5589_report_events(kpad, ev_cnt);
input_sync(kpad->input);
}
}
- adp5589_write(client, ADP5589_INT_STATUS, status); /* Status is W1C */
+ adp5589_write(client, ADP5589_5_INT_STATUS, status); /* Status is W1C */
return IRQ_HANDLED;
}
-static int __devinit adp5589_get_evcode(struct adp5589_kpad *kpad, unsigned short key)
+static int __devinit adp5589_get_evcode(struct adp5589_kpad *kpad,
+ unsigned short key)
{
int i;
- for (i = 0; i < ADP5589_KEYMAPSIZE; i++)
+ for (i = 0; i < kpad->var->keymapsize; i++)
if (key == kpad->keycode[i])
return (i + 1) | KEY_EV_PRESSED;
@@ -372,19 +659,23 @@ static int __devinit adp5589_setup(struct adp5589_kpad *kpad)
{
struct i2c_client *client = kpad->client;
const struct adp5589_kpad_platform_data *pdata =
- client->dev.platform_data;
- int i, ret;
+ client->dev.platform_data;
+ u8 (*reg) (u8) = kpad->var->reg;
unsigned char evt_mode1 = 0, evt_mode2 = 0, evt_mode3 = 0;
unsigned char pull_mask = 0;
+ int i, ret;
+
+ ret = adp5589_write(client, reg(ADP5589_PIN_CONFIG_A),
+ pdata->keypad_en_mask & kpad->var->row_mask);
+ ret |= adp5589_write(client, reg(ADP5589_PIN_CONFIG_B),
+ (pdata->keypad_en_mask >> kpad->var->col_shift) &
+ kpad->var->col_mask);
- ret = adp5589_write(client, ADP5589_PIN_CONFIG_A,
- pdata->keypad_en_mask & 0xFF);
- ret |= adp5589_write(client, ADP5589_PIN_CONFIG_B,
- (pdata->keypad_en_mask >> 8) & 0xFF);
- ret |= adp5589_write(client, ADP5589_PIN_CONFIG_C,
- (pdata->keypad_en_mask >> 16) & 0xFF);
+ if (!kpad->is_adp5585)
+ ret |= adp5589_write(client, ADP5589_PIN_CONFIG_C,
+ (pdata->keypad_en_mask >> 16) & 0xFF);
- if (pdata->en_keylock) {
+ if (!kpad->is_adp5585 && pdata->en_keylock) {
ret |= adp5589_write(client, ADP5589_UNLOCK1,
pdata->unlock_key1);
ret |= adp5589_write(client, ADP5589_UNLOCK2,
@@ -395,96 +686,130 @@ static int __devinit adp5589_setup(struct adp5589_kpad *kpad)
}
for (i = 0; i < KEYP_MAX_EVENT; i++)
- ret |= adp5589_read(client, ADP5589_FIFO_1 + i);
+ ret |= adp5589_read(client, ADP5589_5_FIFO_1 + i);
for (i = 0; i < pdata->gpimapsize; i++) {
unsigned short pin = pdata->gpimap[i].pin;
- if (pin <= ADP5589_GPI_PIN_ROW_END) {
- evt_mode1 |= (1 << (pin - ADP5589_GPI_PIN_ROW_BASE));
+ if (pin <= kpad->var->gpi_pin_row_end) {
+ evt_mode1 |= (1 << (pin - kpad->var->gpi_pin_row_base));
} else {
evt_mode2 |=
- ((1 << (pin - ADP5589_GPI_PIN_COL_BASE)) & 0xFF);
- evt_mode3 |=
- ((1 << (pin - ADP5589_GPI_PIN_COL_BASE)) >> 8);
+ ((1 << (pin - kpad->var->gpi_pin_col_base)) & 0xFF);
+ if (!kpad->is_adp5585)
+ evt_mode3 |= ((1 << (pin -
+ kpad->var->gpi_pin_col_base)) >> 8);
}
}
if (pdata->gpimapsize) {
- ret |= adp5589_write(client, ADP5589_GPI_EVENT_EN_A, evt_mode1);
- ret |= adp5589_write(client, ADP5589_GPI_EVENT_EN_B, evt_mode2);
- ret |= adp5589_write(client, ADP5589_GPI_EVENT_EN_C, evt_mode3);
+ ret |= adp5589_write(client, reg(ADP5589_GPI_EVENT_EN_A),
+ evt_mode1);
+ ret |= adp5589_write(client, reg(ADP5589_GPI_EVENT_EN_B),
+ evt_mode2);
+ if (!kpad->is_adp5585)
+ ret |= adp5589_write(client,
+ reg(ADP5589_GPI_EVENT_EN_C),
+ evt_mode3);
}
if (pdata->pull_dis_mask & pdata->pullup_en_100k &
- pdata->pullup_en_300k & pdata->pulldown_en_300k)
+ pdata->pullup_en_300k & pdata->pulldown_en_300k)
dev_warn(&client->dev, "Conflicting pull resistor config\n");
- for (i = 0; i < MAXGPIO; i++) {
- unsigned val = 0;
+ for (i = 0; i <= kpad->var->max_row_num; i++) {
+ unsigned val = 0, bit = (1 << i);
+ if (pdata->pullup_en_300k & bit)
+ val = 0;
+ else if (pdata->pulldown_en_300k & bit)
+ val = 1;
+ else if (pdata->pullup_en_100k & bit)
+ val = 2;
+ else if (pdata->pull_dis_mask & bit)
+ val = 3;
+
+ pull_mask |= val << (2 * (i & 0x3));
+
+ if (i == 3 || i == kpad->var->max_row_num) {
+ ret |= adp5589_write(client, reg(ADP5585_RPULL_CONFIG_A)
+ + (i >> 2), pull_mask);
+ pull_mask = 0;
+ }
+ }
- if (pdata->pullup_en_300k & (1 << i))
+ for (i = 0; i <= kpad->var->max_col_num; i++) {
+ unsigned val = 0, bit = 1 << (i + kpad->var->col_shift);
+ if (pdata->pullup_en_300k & bit)
val = 0;
- else if (pdata->pulldown_en_300k & (1 << i))
+ else if (pdata->pulldown_en_300k & bit)
val = 1;
- else if (pdata->pullup_en_100k & (1 << i))
+ else if (pdata->pullup_en_100k & bit)
val = 2;
- else if (pdata->pull_dis_mask & (1 << i))
+ else if (pdata->pull_dis_mask & bit)
val = 3;
pull_mask |= val << (2 * (i & 0x3));
- if ((i & 0x3) == 0x3 || i == MAXGPIO - 1) {
+ if (i == 3 || i == kpad->var->max_col_num) {
ret |= adp5589_write(client,
- ADP5589_RPULL_CONFIG_A + (i >> 2),
- pull_mask);
+ reg(ADP5585_RPULL_CONFIG_C) +
+ (i >> 2), pull_mask);
pull_mask = 0;
}
}
if (pdata->reset1_key_1 && pdata->reset1_key_2 && pdata->reset1_key_3) {
- ret |= adp5589_write(client, ADP5589_RESET1_EVENT_A,
+ ret |= adp5589_write(client, reg(ADP5589_RESET1_EVENT_A),
adp5589_get_evcode(kpad,
pdata->reset1_key_1));
- ret |= adp5589_write(client, ADP5589_RESET1_EVENT_B,
+ ret |= adp5589_write(client, reg(ADP5589_RESET1_EVENT_B),
adp5589_get_evcode(kpad,
pdata->reset1_key_2));
- ret |= adp5589_write(client, ADP5589_RESET1_EVENT_C,
+ ret |= adp5589_write(client, reg(ADP5589_RESET1_EVENT_C),
adp5589_get_evcode(kpad,
pdata->reset1_key_3));
kpad->extend_cfg |= R4_EXTEND_CFG;
}
if (pdata->reset2_key_1 && pdata->reset2_key_2) {
- ret |= adp5589_write(client, ADP5589_RESET2_EVENT_A,
+ ret |= adp5589_write(client, reg(ADP5589_RESET2_EVENT_A),
adp5589_get_evcode(kpad,
pdata->reset2_key_1));
- ret |= adp5589_write(client, ADP5589_RESET2_EVENT_B,
+ ret |= adp5589_write(client, reg(ADP5589_RESET2_EVENT_B),
adp5589_get_evcode(kpad,
pdata->reset2_key_2));
kpad->extend_cfg |= C4_EXTEND_CFG;
}
if (kpad->extend_cfg) {
- ret |= adp5589_write(client, ADP5589_RESET_CFG,
+ ret |= adp5589_write(client, reg(ADP5589_RESET_CFG),
pdata->reset_cfg);
- ret |= adp5589_write(client, ADP5589_PIN_CONFIG_D,
+ ret |= adp5589_write(client, reg(ADP5589_PIN_CONFIG_D),
kpad->extend_cfg);
}
- for (i = 0; i <= ADP_BANK(MAXGPIO); i++)
- ret |= adp5589_write(client, ADP5589_DEBOUNCE_DIS_A + i,
- pdata->debounce_dis_mask >> (i * 8));
+ ret |= adp5589_write(client, reg(ADP5589_DEBOUNCE_DIS_A),
+ pdata->debounce_dis_mask & kpad->var->row_mask);
- ret |= adp5589_write(client, ADP5589_POLL_PTIME_CFG,
+ ret |= adp5589_write(client, reg(ADP5589_DEBOUNCE_DIS_B),
+ (pdata->debounce_dis_mask >> kpad->var->col_shift)
+ & kpad->var->col_mask);
+
+ if (!kpad->is_adp5585)
+ ret |= adp5589_write(client, reg(ADP5589_DEBOUNCE_DIS_C),
+ (pdata->debounce_dis_mask >> 16) & 0xFF);
+
+ ret |= adp5589_write(client, reg(ADP5589_POLL_PTIME_CFG),
pdata->scan_cycle_time & PTIME_MASK);
- ret |= adp5589_write(client, ADP5589_INT_STATUS, LOGIC2_INT |
- LOGIC1_INT | OVRFLOW_INT | LOCK_INT |
+ ret |= adp5589_write(client, ADP5589_5_INT_STATUS,
+ (kpad->is_adp5585 ? 0 : LOGIC2_INT) |
+ LOGIC1_INT | OVRFLOW_INT |
+ (kpad->is_adp5585 ? 0 : LOCK_INT) |
GPI_INT | EVENT_INT); /* Status is W1C */
- ret |= adp5589_write(client, ADP5589_GENERAL_CFG,
+ ret |= adp5589_write(client, reg(ADP5589_GENERAL_CFG),
INT_CFG | OSC_EN | CORE_CLK(3));
- ret |= adp5589_write(client, ADP5589_INT_EN,
+ ret |= adp5589_write(client, reg(ADP5589_INT_EN),
OVRFLOW_IEN | GPI_IEN | EVENT_IEN);
if (ret < 0) {
@@ -497,30 +822,33 @@ static int __devinit adp5589_setup(struct adp5589_kpad *kpad)
static void __devinit adp5589_report_switch_state(struct adp5589_kpad *kpad)
{
- int gpi_stat1 = adp5589_read(kpad->client, ADP5589_GPI_STATUS_A);
- int gpi_stat2 = adp5589_read(kpad->client, ADP5589_GPI_STATUS_B);
- int gpi_stat3 = adp5589_read(kpad->client, ADP5589_GPI_STATUS_C);
int gpi_stat_tmp, pin_loc;
int i;
+ int gpi_stat1 = adp5589_read(kpad->client,
+ kpad->var->reg(ADP5589_GPI_STATUS_A));
+ int gpi_stat2 = adp5589_read(kpad->client,
+ kpad->var->reg(ADP5589_GPI_STATUS_B));
+ int gpi_stat3 = !kpad->is_adp5585 ?
+ adp5589_read(kpad->client, ADP5589_GPI_STATUS_C) : 0;
for (i = 0; i < kpad->gpimapsize; i++) {
unsigned short pin = kpad->gpimap[i].pin;
- if (pin <= ADP5589_GPI_PIN_ROW_END) {
+ if (pin <= kpad->var->gpi_pin_row_end) {
gpi_stat_tmp = gpi_stat1;
- pin_loc = pin - ADP5589_GPI_PIN_ROW_BASE;
- } else if ((pin - ADP5589_GPI_PIN_COL_BASE) < 8) {
+ pin_loc = pin - kpad->var->gpi_pin_row_base;
+ } else if ((pin - kpad->var->gpi_pin_col_base) < 8) {
gpi_stat_tmp = gpi_stat2;
- pin_loc = pin - ADP5589_GPI_PIN_COL_BASE;
+ pin_loc = pin - kpad->var->gpi_pin_col_base;
} else {
gpi_stat_tmp = gpi_stat3;
- pin_loc = pin - ADP5589_GPI_PIN_COL_BASE - 8;
+ pin_loc = pin - kpad->var->gpi_pin_col_base - 8;
}
if (gpi_stat_tmp < 0) {
dev_err(&kpad->client->dev,
- "Can't read GPIO_DAT_STAT switch"
- " %d default to OFF\n", pin);
+ "Can't read GPIO_DAT_STAT switch %d, default to OFF\n",
+ pin);
gpi_stat_tmp = 0;
}
@@ -536,7 +864,8 @@ static int __devinit adp5589_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct adp5589_kpad *kpad;
- const struct adp5589_kpad_platform_data *pdata;
+ const struct adp5589_kpad_platform_data *pdata =
+ client->dev.platform_data;
struct input_dev *input;
unsigned int revid;
int ret, i;
@@ -548,56 +877,79 @@ static int __devinit adp5589_probe(struct i2c_client *client,
return -EIO;
}
- pdata = client->dev.platform_data;
if (!pdata) {
dev_err(&client->dev, "no platform data?\n");
return -EINVAL;
}
- if (!((pdata->keypad_en_mask & 0xFF) &&
- (pdata->keypad_en_mask >> 8)) || !pdata->keymap) {
+ kpad = kzalloc(sizeof(*kpad), GFP_KERNEL);
+ if (!kpad)
+ return -ENOMEM;
+
+ switch (id->driver_data) {
+ case ADP5585_02:
+ kpad->adp5585_support_row5 = true;
+ case ADP5585_01:
+ kpad->is_adp5585 = true;
+ kpad->var = &const_adp5585;
+ break;
+ case ADP5589:
+ kpad->var = &const_adp5589;
+ break;
+ }
+
+ if (!((pdata->keypad_en_mask & kpad->var->row_mask) &&
+ (pdata->keypad_en_mask >> kpad->var->col_shift)) ||
+ !pdata->keymap) {
dev_err(&client->dev, "no rows, cols or keymap from pdata\n");
- return -EINVAL;
+ error = -EINVAL;
+ goto err_free_mem;
}
- if (pdata->keymapsize != ADP5589_KEYMAPSIZE) {
+ if (pdata->keymapsize != kpad->var->keymapsize) {
dev_err(&client->dev, "invalid keymapsize\n");
- return -EINVAL;
+ error = -EINVAL;
+ goto err_free_mem;
}
if (!pdata->gpimap && pdata->gpimapsize) {
dev_err(&client->dev, "invalid gpimap from pdata\n");
- return -EINVAL;
+ error = -EINVAL;
+ goto err_free_mem;
}
- if (pdata->gpimapsize > ADP5589_GPIMAPSIZE_MAX) {
+ if (pdata->gpimapsize > kpad->var->gpimapsize_max) {
dev_err(&client->dev, "invalid gpimapsize\n");
- return -EINVAL;
+ error = -EINVAL;
+ goto err_free_mem;
}
for (i = 0; i < pdata->gpimapsize; i++) {
unsigned short pin = pdata->gpimap[i].pin;
- if (pin < ADP5589_GPI_PIN_BASE || pin > ADP5589_GPI_PIN_END) {
+ if (pin < kpad->var->gpi_pin_base ||
+ pin > kpad->var->gpi_pin_end) {
dev_err(&client->dev, "invalid gpi pin data\n");
- return -EINVAL;
+ error = -EINVAL;
+ goto err_free_mem;
}
- if ((1 << (pin - ADP5589_GPI_PIN_ROW_BASE)) &
+ if ((1 << (pin - kpad->var->gpi_pin_row_base)) &
pdata->keypad_en_mask) {
dev_err(&client->dev, "invalid gpi row/col data\n");
- return -EINVAL;
+ error = -EINVAL;
+ goto err_free_mem;
}
}
if (!client->irq) {
dev_err(&client->dev, "no IRQ?\n");
- return -EINVAL;
+ error = -EINVAL;
+ goto err_free_mem;
}
- kpad = kzalloc(sizeof(*kpad), GFP_KERNEL);
input = input_allocate_device();
- if (!kpad || !input) {
+ if (!input) {
error = -ENOMEM;
goto err_free_mem;
}
@@ -605,13 +957,13 @@ static int __devinit adp5589_probe(struct i2c_client *client,
kpad->client = client;
kpad->input = input;
- ret = adp5589_read(client, ADP5589_ID);
+ ret = adp5589_read(client, ADP5589_5_ID);
if (ret < 0) {
error = ret;
- goto err_free_mem;
+ goto err_free_input;
}
- revid = (u8) ret & ADP5589_DEVICE_ID_MASK;
+ revid = (u8) ret & ADP5589_5_DEVICE_ID_MASK;
input->name = client->name;
input->phys = "adp5589-keys/input0";
@@ -652,7 +1004,7 @@ static int __devinit adp5589_probe(struct i2c_client *client,
error = input_register_device(input);
if (error) {
dev_err(&client->dev, "unable to register input device\n");
- goto err_free_mem;
+ goto err_free_input;
}
error = request_threaded_irq(client->irq, NULL, adp5589_irq,
@@ -685,8 +1037,9 @@ err_free_irq:
err_unreg_dev:
input_unregister_device(input);
input = NULL;
-err_free_mem:
+err_free_input:
input_free_device(input);
+err_free_mem:
kfree(kpad);
return error;
@@ -696,7 +1049,7 @@ static int __devexit adp5589_remove(struct i2c_client *client)
{
struct adp5589_kpad *kpad = i2c_get_clientdata(client);
- adp5589_write(client, ADP5589_GENERAL_CFG, 0);
+ adp5589_write(client, kpad->var->reg(ADP5589_GENERAL_CFG), 0);
free_irq(client->irq, kpad);
input_unregister_device(kpad->input);
adp5589_gpio_remove(kpad);
@@ -736,7 +1089,9 @@ static int adp5589_resume(struct device *dev)
static SIMPLE_DEV_PM_OPS(adp5589_dev_pm_ops, adp5589_suspend, adp5589_resume);
static const struct i2c_device_id adp5589_id[] = {
- {"adp5589-keys", 0},
+ {"adp5589-keys", ADP5589},
+ {"adp5585-keys", ADP5585_01},
+ {"adp5585-02-keys", ADP5585_02}, /* Adds ROW5 to ADP5585 */
{}
};
@@ -767,4 +1122,4 @@ module_exit(adp5589_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
-MODULE_DESCRIPTION("ADP5589 Keypad driver");
+MODULE_DESCRIPTION("ADP5589/ADP5585 Keypad driver");