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authorKim, Milo <Milo.Kim@ti.com>2012-03-24 02:02:12 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-24 03:58:35 +0400
commit8544d0e3f6cd2d12af6d68992b15a6b3f5d35c2e (patch)
treeae3e76f1dd68ab058d50a3176cce259dbb9b84f7 /drivers
parentbb982009d3850759d3f4a4c853f9c456c48b6c2d (diff)
downloadlinux-8544d0e3f6cd2d12af6d68992b15a6b3f5d35c2e.tar.xz
leds-lm3530: remove LM3530_ALS_ZONE_REG code
LM3530_ALS_ZONE_REG is read-only register. Writing this register is not necessary. Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Richard Purdie <rpurdie@rpsys.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/leds/leds-lm3530.c27
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/leds/leds-lm3530.c b/drivers/leds/leds-lm3530.c
index a889311eead1..d70c87901661 100644
--- a/drivers/leds/leds-lm3530.c
+++ b/drivers/leds/leds-lm3530.c
@@ -26,7 +26,6 @@
#define LM3530_GEN_CONFIG 0x10
#define LM3530_ALS_CONFIG 0x20
#define LM3530_BRT_RAMP_RATE 0x30
-#define LM3530_ALS_ZONE_REG 0x40
#define LM3530_ALS_IMP_SELECT 0x41
#define LM3530_BRT_CTRL_REG 0xA0
#define LM3530_ALS_ZB0_REG 0x60
@@ -38,7 +37,7 @@
#define LM3530_ALS_Z2T_REG 0x72
#define LM3530_ALS_Z3T_REG 0x73
#define LM3530_ALS_Z4T_REG 0x74
-#define LM3530_REG_MAX 15
+#define LM3530_REG_MAX 14
/* General Control Register */
#define LM3530_EN_I2C_SHIFT (0)
@@ -118,7 +117,6 @@ static const u8 lm3530_reg[LM3530_REG_MAX] = {
LM3530_GEN_CONFIG,
LM3530_ALS_CONFIG,
LM3530_BRT_RAMP_RATE,
- LM3530_ALS_ZONE_REG,
LM3530_ALS_IMP_SELECT,
LM3530_BRT_CTRL_REG,
LM3530_ALS_ZB0_REG,
@@ -217,18 +215,17 @@ static int lm3530_init_registers(struct lm3530_data *drvdata)
reg_val[0] = gen_config; /* LM3530_GEN_CONFIG */
reg_val[1] = als_config; /* LM3530_ALS_CONFIG */
reg_val[2] = brt_ramp; /* LM3530_BRT_RAMP_RATE */
- reg_val[3] = 0x00; /* LM3530_ALS_ZONE_REG */
- reg_val[4] = als_imp_sel; /* LM3530_ALS_IMP_SELECT */
- reg_val[5] = brightness; /* LM3530_BRT_CTRL_REG */
- reg_val[6] = zones[0]; /* LM3530_ALS_ZB0_REG */
- reg_val[7] = zones[1]; /* LM3530_ALS_ZB1_REG */
- reg_val[8] = zones[2]; /* LM3530_ALS_ZB2_REG */
- reg_val[9] = zones[3]; /* LM3530_ALS_ZB3_REG */
- reg_val[10] = LM3530_DEF_ZT_0; /* LM3530_ALS_Z0T_REG */
- reg_val[11] = LM3530_DEF_ZT_1; /* LM3530_ALS_Z1T_REG */
- reg_val[12] = LM3530_DEF_ZT_2; /* LM3530_ALS_Z2T_REG */
- reg_val[13] = LM3530_DEF_ZT_3; /* LM3530_ALS_Z3T_REG */
- reg_val[14] = LM3530_DEF_ZT_4; /* LM3530_ALS_Z4T_REG */
+ reg_val[3] = als_imp_sel; /* LM3530_ALS_IMP_SELECT */
+ reg_val[4] = brightness; /* LM3530_BRT_CTRL_REG */
+ reg_val[5] = zones[0]; /* LM3530_ALS_ZB0_REG */
+ reg_val[6] = zones[1]; /* LM3530_ALS_ZB1_REG */
+ reg_val[7] = zones[2]; /* LM3530_ALS_ZB2_REG */
+ reg_val[8] = zones[3]; /* LM3530_ALS_ZB3_REG */
+ reg_val[9] = LM3530_DEF_ZT_0; /* LM3530_ALS_Z0T_REG */
+ reg_val[10] = LM3530_DEF_ZT_1; /* LM3530_ALS_Z1T_REG */
+ reg_val[11] = LM3530_DEF_ZT_2; /* LM3530_ALS_Z2T_REG */
+ reg_val[12] = LM3530_DEF_ZT_3; /* LM3530_ALS_Z3T_REG */
+ reg_val[13] = LM3530_DEF_ZT_4; /* LM3530_ALS_Z4T_REG */
if (!drvdata->enable) {
ret = regulator_enable(drvdata->regulator);