gpio/omap: use level/edge detect reg offsets

[~andy/linux] / arch / arm / mach-omap2 / gpio.c

diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c
index 8cbfbc2918ce3b88168dadd29cdc90d0e530ffe7..ae5043eaba82eae7e87c1d21c1e2539a11c4ba75 100644 (file)
--- a/arch/arm/mach-omap2/gpio.c
+++ b/arch/arm/mach-omap2/gpio.c
@@ -23,6 +23,9 @@
 
 #include <plat/omap_hwmod.h>
 #include <plat/omap_device.h>
+#include <plat/omap-pm.h>
+
+#include "powerdomain.h"
 
 static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
 {
@@ -31,6 +34,7 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
        struct omap_gpio_dev_attr *dev_attr;
        char *name = "omap_gpio";
        int id;
+       struct powerdomain *pwrdm;
 
        /*
         * extract the device id from name field available in the
@@ -52,7 +56,7 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
        pdata->bank_width = dev_attr->bank_width;
        pdata->dbck_flag = dev_attr->dbck_flag;
        pdata->virtual_irq_start = IH_GPIO_BASE + 32 * (id - 1);
-
+       pdata->get_context_loss_count = omap_pm_get_dev_context_loss_count;
        pdata->regs = kzalloc(sizeof(struct omap_gpio_reg_offs), GFP_KERNEL);
        if (!pdata) {
                pr_err("gpio%d: Memory allocation failed\n", id);
@@ -61,6 +65,14 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
 
        switch (oh->class->rev) {
        case 0:
+               if (id == 1)
+                       /* non-wakeup GPIO pins for OMAP2 Bank1 */
+                       pdata->non_wakeup_gpios = 0xe203ffc0;
+               else if (id == 2)
+                       /* non-wakeup GPIO pins for OMAP2 Bank2 */
+                       pdata->non_wakeup_gpios = 0x08700040;
+               /* fall through */
+
        case 1:
                pdata->bank_type = METHOD_GPIO_24XX;
                pdata->regs->revision = OMAP24XX_GPIO_REVISION;
@@ -76,6 +88,12 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
                pdata->regs->clr_irqenable = OMAP24XX_GPIO_CLEARIRQENABLE1;
                pdata->regs->debounce = OMAP24XX_GPIO_DEBOUNCE_VAL;
                pdata->regs->debounce_en = OMAP24XX_GPIO_DEBOUNCE_EN;
+               pdata->regs->ctrl = OMAP24XX_GPIO_CTRL;
+               pdata->regs->wkup_en = OMAP24XX_GPIO_WAKE_EN;
+               pdata->regs->leveldetect0 = OMAP24XX_GPIO_LEVELDETECT0;
+               pdata->regs->leveldetect1 = OMAP24XX_GPIO_LEVELDETECT1;
+               pdata->regs->risingdetect = OMAP24XX_GPIO_RISINGDETECT;
+               pdata->regs->fallingdetect = OMAP24XX_GPIO_FALLINGDETECT;
                break;
        case 2:
                pdata->bank_type = METHOD_GPIO_44XX;
@@ -92,6 +110,12 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
                pdata->regs->clr_irqenable = OMAP4_GPIO_IRQSTATUSCLR0;
                pdata->regs->debounce = OMAP4_GPIO_DEBOUNCINGTIME;
                pdata->regs->debounce_en = OMAP4_GPIO_DEBOUNCENABLE;
+               pdata->regs->ctrl = OMAP4_GPIO_CTRL;
+               pdata->regs->wkup_en = OMAP4_GPIO_IRQWAKEN0;
+               pdata->regs->leveldetect0 = OMAP4_GPIO_LEVELDETECT0;
+               pdata->regs->leveldetect1 = OMAP4_GPIO_LEVELDETECT1;
+               pdata->regs->risingdetect = OMAP4_GPIO_RISINGDETECT;
+               pdata->regs->fallingdetect = OMAP4_GPIO_FALLINGDETECT;
                break;
        default:
                WARN(1, "Invalid gpio bank_type\n");
@@ -99,6 +123,9 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
                return -EINVAL;
        }
 
+       pwrdm = omap_hwmod_get_pwrdm(oh);
+       pdata->loses_context = pwrdm_can_ever_lose_context(pwrdm);
+
        pdev = omap_device_build(name, id - 1, oh, pdata,
                                sizeof(*pdata), NULL, 0, false);
        kfree(pdata);
@@ -111,7 +138,6 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
 
        omap_device_disable_idle_on_suspend(pdev);
 
-       gpio_bank_count++;
        return 0;
 }