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Diffstat (limited to 'arch/arm/mach-omap2/gpio.c')
-rw-r--r--arch/arm/mach-omap2/gpio.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c
index 9529842ae054..2765cdc3152d 100644
--- a/arch/arm/mach-omap2/gpio.c
+++ b/arch/arm/mach-omap2/gpio.c
@@ -61,13 +61,45 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
pdata->dbck_flag = dev_attr->dbck_flag;
pdata->virtual_irq_start = IH_GPIO_BASE + 32 * (id - 1);
+ pdata->regs = kzalloc(sizeof(struct omap_gpio_reg_offs), GFP_KERNEL);
+ if (!pdata) {
+ pr_err("gpio%d: Memory allocation failed\n", id);
+ return -ENOMEM;
+ }
+
switch (oh->class->rev) {
case 0:
case 1:
pdata->bank_type = METHOD_GPIO_24XX;
+ pdata->regs->revision = OMAP24XX_GPIO_REVISION;
+ pdata->regs->direction = OMAP24XX_GPIO_OE;
+ pdata->regs->datain = OMAP24XX_GPIO_DATAIN;
+ pdata->regs->dataout = OMAP24XX_GPIO_DATAOUT;
+ pdata->regs->set_dataout = OMAP24XX_GPIO_SETDATAOUT;
+ pdata->regs->clr_dataout = OMAP24XX_GPIO_CLEARDATAOUT;
+ pdata->regs->irqstatus = OMAP24XX_GPIO_IRQSTATUS1;
+ pdata->regs->irqstatus2 = OMAP24XX_GPIO_IRQSTATUS2;
+ 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;
+ pdata->regs->revision = OMAP4_GPIO_REVISION;
+ pdata->regs->direction = OMAP4_GPIO_OE;
+ pdata->regs->datain = OMAP4_GPIO_DATAIN;
+ pdata->regs->dataout = OMAP4_GPIO_DATAOUT;
+ pdata->regs->set_dataout = OMAP4_GPIO_SETDATAOUT;
+ pdata->regs->clr_dataout = OMAP4_GPIO_CLEARDATAOUT;
+ pdata->regs->irqstatus = OMAP4_GPIO_IRQSTATUS0;
+ pdata->regs->irqstatus2 = OMAP4_GPIO_IRQSTATUS1;
+ 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");
@@ -87,6 +119,8 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
return PTR_ERR(od);
}
+ omap_device_disable_idle_on_suspend(od);
+
gpio_bank_count++;
return 0;
}