+#include <linux/led-lm3530.h>
+
+/*
+ * GPIO
+ */
+
+static pin_cfg_t u5500_pins[] = {
+ /* I2C */
+ GPIO218_I2C2_SCL | PIN_INPUT_PULLUP,
+ GPIO219_I2C2_SDA | PIN_INPUT_PULLUP,
+
+ /* DISPLAY_ENABLE */
+ GPIO226_GPIO | PIN_OUTPUT_LOW,
+
+ /* Backlight Enbale */
+ GPIO224_GPIO | PIN_OUTPUT_HIGH,
+};
+/*
+ * I2C
+ */
+
+#define U5500_I2C_CONTROLLER(id, _slsu, _tft, _rft, clk, _sm) \
+static struct nmk_i2c_controller u5500_i2c##id##_data = { \
+ /* \
+ * slave data setup time, which is \
+ * 250 ns,100ns,10ns which is 14,6,2 \
+ * respectively for a 48 Mhz \
+ * i2c clock \
+ */ \
+ .slsu = _slsu, \
+ /* Tx FIFO threshold */ \
+ .tft = _tft, \
+ /* Rx FIFO threshold */ \
+ .rft = _rft, \
+ /* std. mode operation */ \
+ .clk_freq = clk, \
+ .sm = _sm, \
+}
+/*
+ * The board uses TODO <3> i2c controllers, initialize all of
+ * them with slave data setup time of 250 ns,
+ * Tx & Rx FIFO threshold values as 1 and standard
+ * mode of operation
+ */
+
+U5500_I2C_CONTROLLER(2, 0xe, 1, 1, 400000, I2C_FREQ_MODE_FAST);
+
+static struct lm3530_platform_data u5500_als_platform_data = {
+ .mode = LM3530_BL_MODE_MANUAL,
+ .als_input_mode = LM3530_INPUT_ALS1,
+ .max_current = LM3530_FS_CURR_26mA,
+ .pwm_pol_hi = true,
+ .als_avrg_time = LM3530_ALS_AVRG_TIME_512ms,
+ .brt_ramp_law = 1, /* Linear */
+ .brt_ramp_fall = LM3530_RAMP_TIME_8s,
+ .brt_ramp_rise = LM3530_RAMP_TIME_8s,
+ .als1_resistor_sel = LM3530_ALS_IMPD_13_53kOhm,
+ .als2_resistor_sel = LM3530_ALS_IMPD_Z,
+ .als_vmin = 730, /* mV */
+ .als_vmax = 1020, /* mV */
+ .brt_val = 0x7F, /* Max brightness */
+};