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gpio/omap: debounce remove SoC specific registers, use pdata 

Use register offsets passed in from pdata for accessing debounce registers.

Signed-off-by: Kevin Hilman <khilman@ti.com>
This commit is contained in:
Kevin Hilman 2011-04-22 12:02:05 -07:00
parent f64ad1a0e2
commit 9942da0e4b
3 changed files with 9 additions and 12 deletions
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4
arch/arm/mach-omap2/gpio.c
View File

@ -81,6 +81,8 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
pdata->regs->irqenable = OMAP24XX_GPIO_IRQENABLE1;
pdata->regs->set_irqenable = OMAP24XX_GPIO_SETIRQENABLE1;
pdata->regs->clr_irqenable = OMAP24XX_GPIO_CLEARIRQENABLE1;
pdata->regs->debounce = OMAP24XX_GPIO_DEBOUNCE_VAL;
pdata->regs->debounce_en = OMAP24XX_GPIO_DEBOUNCE_EN;
break;
case 2:
pdata->bank_type = METHOD_GPIO_44XX;
@ -94,6 +96,8 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
pdata->regs->irqenable = OMAP4_GPIO_IRQSTATUSSET0;
pdata->regs->set_irqenable = OMAP4_GPIO_IRQSTATUSSET0;
pdata->regs->clr_irqenable = OMAP4_GPIO_IRQSTATUSCLR0;
pdata->regs->debounce = OMAP4_GPIO_DEBOUNCINGTIME;
pdata->regs->debounce_en = OMAP4_GPIO_DEBOUNCENABLE;
break;
default:
WARN(1, "Invalid gpio bank_type\n");

2
arch/arm/plat-omap/include/plat/gpio.h
View File

@ -185,6 +185,8 @@ struct omap_gpio_reg_offs {
u16 irqenable;
u16 set_irqenable;
u16 clr_irqenable;
u16 debounce;
u16 debounce_en;
bool irqenable_inv;
};

15
drivers/gpio/gpio-omap.c
View File

@ -168,7 +168,7 @@ do { \
static void _set_gpio_debounce(struct gpio_bank *bank, unsigned gpio,
unsigned debounce)
{
void __iomem *reg = bank->base;
void __iomem *reg;
u32 val;
u32 l;
@ -184,19 +184,10 @@ static void _set_gpio_debounce(struct gpio_bank *bank, unsigned gpio,
l = GPIO_BIT(bank, gpio);
if (bank->method == METHOD_GPIO_44XX)
reg += OMAP4_GPIO_DEBOUNCINGTIME;
else
reg += OMAP24XX_GPIO_DEBOUNCE_VAL;
reg = bank->base + bank->regs->debounce;
__raw_writel(debounce, reg);
reg = bank->base;
if (bank->method == METHOD_GPIO_44XX)
reg += OMAP4_GPIO_DEBOUNCENABLE;
else
reg += OMAP24XX_GPIO_DEBOUNCE_EN;
reg = bank->base + bank->regs->debounce_en;
val = __raw_readl(reg);
if (debounce) {