leds: Add mc13783 LED support

This add basic led support for Freescale MC13783 PMIC.

Signed-off-by: Philippe Rétornaz <philippe.retornaz@epfl.ch>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>

1 files changed, 66 insertions, 0 deletions

diff --git a/include/linux/mfd/mc13783.h b/include/linux/mfd/mc13783.h
index 8895d9d8879c..4a894f688549 100644
--- a/include/linux/mfd/mc13783.h
+++ b/include/linux/mfd/mc13783.h
@@ -64,6 +64,70 @@ static inline int mc13783_ackirq(struct mc13783 *mc13783, int irq)
                                         MC13783_ADC0_TSMOD1 | \
                                         MC13783_ADC0_TSMOD2)
 
+struct mc13783_led_platform_data {
+#define MC13783_LED_MD          0
+#define MC13783_LED_AD          1
+#define MC13783_LED_KP          2
+#define MC13783_LED_R1          3
+#define MC13783_LED_G1          4
+#define MC13783_LED_B1          5
+#define MC13783_LED_R2          6
+#define MC13783_LED_G2          7
+#define MC13783_LED_B2          8
+#define MC13783_LED_R3          9
+#define MC13783_LED_G3          10
+#define MC13783_LED_B3          11
+#define MC13783_LED_MAX MC13783_LED_B3
+        int id;
+        const char *name;
+        const char *default_trigger;
+
+/* Three or two bits current selection depending on the led */
+        char max_current;
+};
+
+struct mc13783_leds_platform_data {
+        int num_leds;
+        struct mc13783_led_platform_data *led;
+
+#define MC13783_LED_TRIODE_MD   (1 << 0)
+#define MC13783_LED_TRIODE_AD   (1 << 1)
+#define MC13783_LED_TRIODE_KP   (1 << 2)
+#define MC13783_LED_BOOST_EN    (1 << 3)
+#define MC13783_LED_TC1HALF     (1 << 4)
+#define MC13783_LED_SLEWLIMTC   (1 << 5)
+#define MC13783_LED_SLEWLIMBL   (1 << 6)
+#define MC13783_LED_TRIODE_TC1  (1 << 7)
+#define MC13783_LED_TRIODE_TC2  (1 << 8)
+#define MC13783_LED_TRIODE_TC3  (1 << 9)
+        int flags;
+
+#define MC13783_LED_AB_DISABLED         0
+#define MC13783_LED_AB_MD1              1
+#define MC13783_LED_AB_MD12             2
+#define MC13783_LED_AB_MD123            3
+#define MC13783_LED_AB_MD1234           4
+#define MC13783_LED_AB_MD1234_AD1       5
+#define MC13783_LED_AB_MD1234_AD12      6
+#define MC13783_LED_AB_MD1_AD           7
+        char abmode;
+
+#define MC13783_LED_ABREF_200MV 0
+#define MC13783_LED_ABREF_400MV 1
+#define MC13783_LED_ABREF_600MV 2
+#define MC13783_LED_ABREF_800MV 3
+        char abref;
+
+#define MC13783_LED_PERIOD_10MS         0
+#define MC13783_LED_PERIOD_100MS        1
+#define MC13783_LED_PERIOD_500MS        2
+#define MC13783_LED_PERIOD_2S           3
+        char bl_period;
+        char tc1_period;
+        char tc2_period;
+        char tc3_period;
+};
+
 /* to be cleaned up */
 struct regulator_init_data;
 
@@ -80,12 +144,14 @@ struct mc13783_regulator_platform_data {
 struct mc13783_platform_data {
         int num_regulators;
         struct mc13783_regulator_init_data *regulators;
+        struct mc13783_leds_platform_data *leds;
 
 #define MC13783_USE_TOUCHSCREEN (1 << 0)
 #define MC13783_USE_CODEC       (1 << 1)
 #define MC13783_USE_ADC         (1 << 2)
 #define MC13783_USE_RTC         (1 << 3)
 #define MC13783_USE_REGULATOR   (1 << 4)
+#define MC13783_USE_LED         (1 << 5)
         unsigned int flags;
 };