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fc54b9bf15
(stable-branch of Openmoko) git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13613 3c298f89-4303-0410-b956-a3cf2f4a3e73
51 lines
1.9 KiB
Diff
51 lines
1.9 KiB
Diff
From 50ea11a2a5397c72427a153a1327c6c433754df8 Mon Sep 17 00:00:00 2001
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From: Sean McNeil <sean@mcneil.com>
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Date: Wed, 2 Jul 2008 22:38:54 +0100
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Subject: [PATCH] The following is a minor cleanup of backlight resume:
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---
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drivers/i2c/chips/pcf50633.c | 13 ++++---------
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1 files changed, 4 insertions(+), 9 deletions(-)
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diff --git a/drivers/i2c/chips/pcf50633.c b/drivers/i2c/chips/pcf50633.c
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index 2f9b9e1..aabf412 100644
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--- a/drivers/i2c/chips/pcf50633.c
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+++ b/drivers/i2c/chips/pcf50633.c
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@@ -2239,8 +2239,8 @@ static int pcf50633_suspend(struct device *dev, pm_message_t state)
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void pcf50633_backlight_resume(struct pcf50633_data *pcf)
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{
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/* we force the backlight on in fact */
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- __reg_write(pcf, PCF50633_REG_LEDOUT, 0x3f);
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- __reg_write(pcf, PCF50633_REG_LEDENA, 0x21);
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+ __reg_write(pcf, PCF50633_REG_LEDOUT, pcf->standby_regs.ledout);
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+ __reg_write(pcf, PCF50633_REG_LEDENA, pcf->standby_regs.ledena | 0x01);
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__reg_write(pcf, PCF50633_REG_LEDDIM, pcf->standby_regs.leddim);
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}
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EXPORT_SYMBOL_GPL(pcf50633_backlight_resume);
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@@ -2254,8 +2254,6 @@ static int pcf50633_resume(struct device *dev)
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mutex_lock(&pcf->lock);
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- __reg_write(pcf, PCF50633_REG_LEDENA, 0x01);
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-
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/* Resume all saved registers that don't "survive" standby state */
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__reg_write(pcf, PCF50633_REG_INT1M, pcf->standby_regs.int1m);
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__reg_write(pcf, PCF50633_REG_INT2M, pcf->standby_regs.int2m);
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@@ -2274,11 +2272,8 @@ static int pcf50633_resume(struct device *dev)
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__reg_write(pcf, PCF50633_REG_MEMLDOENA, pcf->standby_regs.memldoena);
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/* platform can choose to defer backlight bringup */
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- if (!pcf->pdata->defer_resume_backlight) {
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- __reg_write(pcf, PCF50633_REG_LEDOUT, pcf->standby_regs.ledout);
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- __reg_write(pcf, PCF50633_REG_LEDENA, pcf->standby_regs.ledena);
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- __reg_write(pcf, PCF50633_REG_LEDDIM, pcf->standby_regs.leddim);
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- }
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+ if (!pcf->pdata->defer_resume_backlight)
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+ pcf50633_backlight_resume(pcf);
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/* FIXME: one big read? */
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for (i = 0; i < 7; i++) {
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--
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1.5.6.5
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