diff options
author | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-04-02 00:08:05 -0500 |
---|---|---|
committer | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-04-02 00:08:05 -0500 |
commit | 95d465fd750897ab32462a6702fbfe1b122cbbc0 (patch) | |
tree | 65c38b2f11c51bb6932e44dd6c92f15b0091abfe /arch/arm/common/locomo.c | |
parent | 642fde17dceceb56c7ba2762733ac688666ae657 (diff) | |
parent | 683aa4012f53b2ada0f430487e05d37b0d94e90a (diff) |
Manual merge with Linus.
Conflicts:
arch/powerpc/kernel/setup-common.c
drivers/input/keyboard/hil_kbd.c
drivers/input/mouse/hil_ptr.c
Diffstat (limited to 'arch/arm/common/locomo.c')
-rw-r--r-- | arch/arm/common/locomo.c | 72 |
1 files changed, 46 insertions, 26 deletions
diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c index 159ad7ed7a4..a7dc1370695 100644 --- a/arch/arm/common/locomo.c +++ b/arch/arm/common/locomo.c @@ -60,7 +60,7 @@ struct locomo { unsigned long phys; unsigned int irq; spinlock_t lock; - void *base; + void __iomem *base; }; struct locomo_dev_info { @@ -162,7 +162,7 @@ static void locomo_handler(unsigned int irq, struct irqdesc *desc, { int req, i; struct irqdesc *d; - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); /* Acknowledge the parent IRQ */ desc->chip->ack(irq); @@ -189,7 +189,7 @@ static void locomo_ack_irq(unsigned int irq) static void locomo_mask_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_ICR); r &= ~(0x0010 << (irq - LOCOMO_IRQ_START)); @@ -198,7 +198,7 @@ static void locomo_mask_irq(unsigned int irq) static void locomo_unmask_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_ICR); r |= (0x0010 << (irq - LOCOMO_IRQ_START)); @@ -215,7 +215,7 @@ static void locomo_key_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) { struct irqdesc *d; - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); if (locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC) & 0x0001) { d = irq_desc + LOCOMO_IRQ_KEY_START; @@ -225,7 +225,7 @@ static void locomo_key_handler(unsigned int irq, struct irqdesc *desc, static void locomo_key_ack_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC); r &= ~(0x0100 << (irq - LOCOMO_IRQ_KEY_START)); @@ -234,7 +234,7 @@ static void locomo_key_ack_irq(unsigned int irq) static void locomo_key_mask_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC); r &= ~(0x0010 << (irq - LOCOMO_IRQ_KEY_START)); @@ -243,7 +243,7 @@ static void locomo_key_mask_irq(unsigned int irq) static void locomo_key_unmask_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC); r |= (0x0010 << (irq - LOCOMO_IRQ_KEY_START)); @@ -261,7 +261,7 @@ static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc, { int req, i; struct irqdesc *d; - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); req = locomo_readl(mapbase + LOCOMO_GIR) & locomo_readl(mapbase + LOCOMO_GPD) & @@ -280,7 +280,7 @@ static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc, static void locomo_gpio_ack_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_GWE); r |= (0x0001 << (irq - LOCOMO_IRQ_GPIO_START)); @@ -297,7 +297,7 @@ static void locomo_gpio_ack_irq(unsigned int irq) static void locomo_gpio_mask_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_GIE); r &= ~(0x0001 << (irq - LOCOMO_IRQ_GPIO_START)); @@ -306,7 +306,7 @@ static void locomo_gpio_mask_irq(unsigned int irq) static void locomo_gpio_unmask_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_GIE); r |= (0x0001 << (irq - LOCOMO_IRQ_GPIO_START)); @@ -323,7 +323,7 @@ static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) { struct irqdesc *d; - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); if (locomo_readl(mapbase + LOCOMO_LTINT) & 0x0001) { d = irq_desc + LOCOMO_IRQ_LT_START; @@ -333,7 +333,7 @@ static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc, static void locomo_lt_ack_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_LTINT); r &= ~(0x0100 << (irq - LOCOMO_IRQ_LT_START)); @@ -342,7 +342,7 @@ static void locomo_lt_ack_irq(unsigned int irq) static void locomo_lt_mask_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_LTINT); r &= ~(0x0010 << (irq - LOCOMO_IRQ_LT_START)); @@ -351,7 +351,7 @@ static void locomo_lt_mask_irq(unsigned int irq) static void locomo_lt_unmask_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_LTINT); r |= (0x0010 << (irq - LOCOMO_IRQ_LT_START)); @@ -369,7 +369,7 @@ static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc, { int req, i; struct irqdesc *d; - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); req = locomo_readl(mapbase + LOCOMO_SPIIR) & 0x000F; if (req) { @@ -386,7 +386,7 @@ static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc, static void locomo_spi_ack_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_SPIWE); r |= (0x0001 << (irq - LOCOMO_IRQ_SPI_START)); @@ -403,7 +403,7 @@ static void locomo_spi_ack_irq(unsigned int irq) static void locomo_spi_mask_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_SPIIE); r &= ~(0x0001 << (irq - LOCOMO_IRQ_SPI_START)); @@ -412,7 +412,7 @@ static void locomo_spi_mask_irq(unsigned int irq) static void locomo_spi_unmask_irq(unsigned int irq) { - void *mapbase = get_irq_chipdata(irq); + void __iomem *mapbase = get_irq_chipdata(irq); unsigned int r; r = locomo_readl(mapbase + LOCOMO_SPIIE); r |= (0x0001 << (irq - LOCOMO_IRQ_SPI_START)); @@ -428,7 +428,7 @@ static struct irqchip locomo_spi_chip = { static void locomo_setup_irq(struct locomo *lchip) { int irq; - void *irqbase = lchip->base; + void __iomem *irqbase = lchip->base; /* * Install handler for IRQ_LOCOMO_HW. @@ -501,12 +501,11 @@ locomo_init_one_child(struct locomo *lchip, struct locomo_dev_info *info) struct locomo_dev *dev; int ret; - dev = kmalloc(sizeof(struct locomo_dev), GFP_KERNEL); + dev = kzalloc(sizeof(struct locomo_dev), GFP_KERNEL); if (!dev) { ret = -ENOMEM; goto out; } - memset(dev, 0, sizeof(struct locomo_dev)); strncpy(dev->dev.bus_id,info->name,sizeof(dev->dev.bus_id)); /* @@ -629,6 +628,22 @@ 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. @@ -648,12 +663,10 @@ __locomo_probe(struct device *me, struct resource *mem, int irq) unsigned long r; int i, ret = -ENODEV; - lchip = kmalloc(sizeof(struct locomo), GFP_KERNEL); + lchip = kzalloc(sizeof(struct locomo), GFP_KERNEL); if (!lchip) return -ENOMEM; - memset(lchip, 0, sizeof(struct locomo)); - spin_lock_init(&lchip->lock); lchip->dev = me; @@ -688,6 +701,11 @@ __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 */ @@ -767,6 +785,8 @@ static int locomo_probe(struct platform_device *dev) if (!mem) return -EINVAL; irq = platform_get_irq(dev, 0); + if (irq < 0) + return -ENXIO; return __locomo_probe(&dev->dev, mem, irq); } |