diff options
| -rw-r--r-- | drivers/gpio/gpio-tps65910.c | 20 | ||||
| -rw-r--r-- | include/linux/mfd/tps65910.h | 8 |
2 files changed, 26 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-tps65910.c b/drivers/gpio/gpio-tps65910.c index 91f45b965d1..7eef648a335 100644 --- a/drivers/gpio/gpio-tps65910.c +++ b/drivers/gpio/gpio-tps65910.c @@ -69,6 +69,7 @@ static int tps65910_gpio_input(struct gpio_chip *gc, unsigned offset) void tps65910_gpio_init(struct tps65910 *tps65910, int gpio_base) { int ret; + struct tps65910_board *board_data; if (!gpio_base) return; @@ -80,10 +81,10 @@ void tps65910_gpio_init(struct tps65910 *tps65910, int gpio_base) switch(tps65910_chip_id(tps65910)) { case TPS65910: - tps65910->gpio.ngpio = 6; + tps65910->gpio.ngpio = TPS65910_NUM_GPIO; break; case TPS65911: - tps65910->gpio.ngpio = 9; + tps65910->gpio.ngpio = TPS65911_NUM_GPIO; break; default: return; @@ -95,6 +96,21 @@ void tps65910_gpio_init(struct tps65910 *tps65910, int gpio_base) tps65910->gpio.set = tps65910_gpio_set; tps65910->gpio.get = tps65910_gpio_get; + /* Configure sleep control for gpios */ + board_data = dev_get_platdata(tps65910->dev); + if (board_data) { + int i; + for (i = 0; i < tps65910->gpio.ngpio; ++i) { + if (board_data->en_gpio_sleep[i]) { + ret = tps65910_set_bits(tps65910, + TPS65910_GPIO0 + i, GPIO_SLEEP_MASK); + if (ret < 0) + dev_warn(tps65910->dev, + "GPIO Sleep setting failed\n"); + } + } + } + ret = gpiochip_add(&tps65910->gpio); if (ret) diff --git a/include/linux/mfd/tps65910.h b/include/linux/mfd/tps65910.h index d0cb12eba40..9071902bd22 100644 --- a/include/linux/mfd/tps65910.h +++ b/include/linux/mfd/tps65910.h @@ -657,6 +657,8 @@ /*Register GPIO (0x80) register.RegisterDescription */ +#define GPIO_SLEEP_MASK 0x80 +#define GPIO_SLEEP_SHIFT 7 #define GPIO_DEB_MASK 0x10 #define GPIO_DEB_SHIFT 4 #define GPIO_PUEN_MASK 0x08 @@ -740,6 +742,11 @@ #define TPS65910_GPIO_STS BIT(1) #define TPS65910_GPIO_SET BIT(0) +/* Max number of TPS65910/11 GPIOs */ +#define TPS65910_NUM_GPIO 6 +#define TPS65911_NUM_GPIO 9 +#define TPS6591X_MAX_NUM_GPIO 9 + /* Regulator Index Definitions */ #define TPS65910_REG_VRTC 0 #define TPS65910_REG_VIO 1 @@ -779,6 +786,7 @@ struct tps65910_board { int irq_base; int vmbch_threshold; int vmbch2_threshold; + bool en_gpio_sleep[TPS6591X_MAX_NUM_GPIO]; struct regulator_init_data *tps65910_pmic_init_data[TPS65910_NUM_REGS]; }; |