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| author | Adrian Bunk <bunk@r063144.stusta.swh.mhn.de> | 2006-03-20 18:30:36 +0100 |
|---|---|---|
| committer | Adrian Bunk <bunk@r063144.stusta.swh.mhn.de> | 2006-03-20 18:30:36 +0100 |
| commit | 0f76ee451484d02c7405d92e7bceb39b415abb01 (patch) | |
| tree | 9722f84281f786ba48971dde057f5171a49969e4 /arch/arm/common/locomo.c | |
| parent | 01d206a7c1167639f6ca6dac22140fbdca017558 (diff) | |
| parent | 7705a8792b0fc82fd7d4dd923724606bbfd9fb20 (diff) | |
| download | op-kernel-dev-0f76ee451484d02c7405d92e7bceb39b415abb01.zip op-kernel-dev-0f76ee451484d02c7405d92e7bceb39b415abb01.tar.gz | |
Merge with git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/arm/common/locomo.c')
| -rw-r--r-- | arch/arm/common/locomo.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c index 159ad7e..d31b1cb 100644 --- a/arch/arm/common/locomo.c +++ b/arch/arm/common/locomo.c @@ -629,6 +629,22 @@ static int locomo_resume(struct platform_device *dev) } #endif + +#define LCM_ALC_EN 0x8000 + +void frontlight_set(struct locomo *lchip, int duty, int vr, int bpwf) +{ + unsigned long flags; + + spin_lock_irqsave(&lchip->lock, flags); + locomo_writel(bpwf, lchip->base + LOCOMO_FRONTLIGHT + LOCOMO_ALS); + udelay(100); + locomo_writel(duty, lchip->base + LOCOMO_FRONTLIGHT + LOCOMO_ALD); + locomo_writel(bpwf | LCM_ALC_EN, lchip->base + LOCOMO_FRONTLIGHT + LOCOMO_ALS); + spin_unlock_irqrestore(&lchip->lock, flags); +} + + /** * locomo_probe - probe for a single LoCoMo chip. * @phys_addr: physical address of device. @@ -688,6 +704,11 @@ __locomo_probe(struct device *me, struct resource *mem, int irq) /* FrontLight */ locomo_writel(0, lchip->base + LOCOMO_FRONTLIGHT + LOCOMO_ALS); locomo_writel(0, lchip->base + LOCOMO_FRONTLIGHT + LOCOMO_ALD); + + /* Same constants can be used for collie and poodle + (depending on CONFIG options in original sharp code)? */ + frontlight_set(lchip, 163, 0, 148); + /* Longtime timer */ locomo_writel(0, lchip->base + LOCOMO_LTINT); /* SPI */ |
