From 40b1445b1b6afc1ddac6ac31f4533277a0fb75dc Mon Sep 17 00:00:00 2001 From: Shreshtha Kumar Sahu Date: Mon, 25 Jul 2011 17:13:17 -0700 Subject: arch/arm/mach-ux500/board-u5500.c: calibrate ALS input voltage Provide the support for auto calibration of ALS Zone boundaries based on min/max ALS input voltage. Signed-off-by: Shreshtha Kumar Sahu Signed-off-by: Linus Walleij Cc: Richard Purdie Cc: Lee Jones Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/linux/led-lm3530.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'include/linux/led-lm3530.h') diff --git a/include/linux/led-lm3530.h b/include/linux/led-lm3530.h index 58592fa67d24..8eb12357a110 100644 --- a/include/linux/led-lm3530.h +++ b/include/linux/led-lm3530.h @@ -84,6 +84,8 @@ enum lm3530_als_mode { * @brt_ramp_rise: rate of rise of led current * @als1_resistor_sel: internal resistance from ALS1 input to ground * @als2_resistor_sel: internal resistance from ALS2 input to ground + * @als_vmin: als input voltage calibrated for max brightness in mV + * @als_vmax: als input voltage calibrated for min brightness in mV * @brt_val: brightness value (0-255) */ struct lm3530_platform_data { @@ -101,6 +103,9 @@ struct lm3530_platform_data { u8 als1_resistor_sel; u8 als2_resistor_sel; + u32 als_vmin; + u32 als_vmax; + u8 brt_val; }; -- cgit v1.2.3