pinctrl: add abx500 pinctrl driver core

This adds the AB8500 core driver, which will be utilized by
the follow-on drivers for different ABx500 variants.
Sselect the driver from the DBX500_SOC, as this chip is
powering and clocking that SoC.

Cc: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

2 files changed, 14 insertions, 3 deletions

diff --git a/include/linux/mfd/abx500/ab8500-gpio.h b/include/linux/mfd/abx500/ab8500-gpio.h
index 2387c207ea86..e8c8281e194a 100644
--- a/include/linux/mfd/abx500/ab8500-gpio.h
+++ b/include/linux/mfd/abx500/ab8500-gpio.h
@@ -14,10 +14,21 @@
  * registers.
  */
 
-struct ab8500_gpio_platform_data {
+struct abx500_gpio_platform_data {
         int gpio_base;
         u32 irq_base;
-        u8  config_reg[8];
+};
+
+enum abx500_gpio_pull_updown {
+        ABX500_GPIO_PULL_DOWN = 0x0,
+        ABX500_GPIO_PULL_NONE = 0x1,
+        ABX500_GPIO_PULL_UP = 0x3,
+};
+
+enum abx500_gpio_vinsel {
+        ABX500_GPIO_VINSEL_VBAT = 0x0,
+        ABX500_GPIO_VINSEL_VIN_1V8 = 0x1,
+        ABX500_GPIO_VINSEL_VDD_BIF = 0x2,
 };
 
 #endif /* _AB8500_GPIO_H */
diff --git a/include/linux/mfd/abx500/ab8500.h b/include/linux/mfd/abx500/ab8500.h
index e640ea059be2..fc0534483c72 100644
--- a/include/linux/mfd/abx500/ab8500.h
+++ b/include/linux/mfd/abx500/ab8500.h
@@ -385,7 +385,7 @@ struct ab8500_platform_data {
         struct ab8500_regulator_reg_init *regulator_reg_init;
         int num_regulator;
         struct regulator_init_data *regulator;
-        struct ab8500_gpio_platform_data *gpio;
+        struct abx500_gpio_platform_data *gpio;
         struct ab8500_codec_platform_data *codec;
 };