diff options
| author | Shreshtha Kumar Sahu <shreshthakumar.sahu@stericsson.com> | 2011-06-01 15:50:22 +0530 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@stericsson.com> | 2011-09-19 15:15:45 +0200 |
| commit | 7a31e6b55b6001df0752dc08a197eca39b00b7cd (patch) | |
| tree | 4b52d26770f3e5efa331cfad939507adb3fa5104 /arch/arm/mach-ux500/board-u5500.c | |
| parent | 6aaff4d85d42147f23a8a763abcc597149791556 (diff) | |
u5500: leds: lm3530: calibrate ALS input voltage
This patch provides the support for auto
calibration of ALS Zone boundaries based
on min/max ALS input voltage.
ST-Ericsson Linux next: (Tested and reviewed 2011-06-09, ER336280)
ST-Ericsson ID: 343609
ST-Ericsson FOSS-OUT ID: Trivial
Change-Id: I64f7dc5c72381fd5574b26d571ac4cfda7d86484
Signed-off-by: Shreshtha Kumar Sahu <shreshthakumar.sahu@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/24332
Reviewed-by: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
Diffstat (limited to 'arch/arm/mach-ux500/board-u5500.c')
| -rw-r--r-- | arch/arm/mach-ux500/board-u5500.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/arm/mach-ux500/board-u5500.c b/arch/arm/mach-ux500/board-u5500.c index ffad7352de2..b0bb58f5b17 100644 --- a/arch/arm/mach-ux500/board-u5500.c +++ b/arch/arm/mach-ux500/board-u5500.c @@ -88,10 +88,12 @@ static struct lm3530_platform_data u5500_als_platform_data = { .pwm_pol_hi = true, .als_avrg_time = LM3530_ALS_AVRG_TIME_512ms, .brt_ramp_law = 1, /* Linear */ - .brt_ramp_fall = LM3530_RAMP_TIME_1ms, - .brt_ramp_rise = LM3530_RAMP_TIME_1ms, - .als1_resistor_sel = LM3530_ALS_IMPD_2_27kOhm, - .als2_resistor_sel = LM3530_ALS_IMPD_2_27kOhm, + .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 */ }; |