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[v3,10/20] GPIO: OMAP: Remove hardcoded offsets in ctxt save/restore

Message ID 1309513634-20971-11-git-send-email-tarun.kanti@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Tarun Kanti DebBarma July 1, 2011, 9:47 a.m. UTC 
It is not required to use hard-coded offsets any more in context save and
restore functions and instead use the generic offsets which have been correctly
initialized during device registration.

Signed-off-by: Tarun Kanti DebBarma <tarun.kanti@ti.com>
Signed-off-by: Charulatha V <charu@ti.com>
---
 arch/arm/mach-omap2/gpio.c             |    2 +
 arch/arm/plat-omap/include/plat/gpio.h |    1 +
 drivers/gpio/gpio-omap.c               |   42 +++++++++++++++----------------
 3 files changed, 23 insertions(+), 22 deletions(-)
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Patch

diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c
index 0c7e403..54c8328 100644
--- a/arch/arm/mach-omap2/gpio.c
+++ b/arch/arm/mach-omap2/gpio.c
@@ -103,6 +103,7 @@  static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
 		pdata->regs->irqstatus = OMAP24XX_GPIO_IRQSTATUS1;
 		pdata->regs->irqstatus2 = OMAP24XX_GPIO_IRQSTATUS2;
 		pdata->regs->irqenable = OMAP24XX_GPIO_IRQENABLE1;
+		pdata->regs->irqenable2 = OMAP24XX_GPIO_IRQENABLE2;
 		pdata->regs->set_irqenable = OMAP24XX_GPIO_SETIRQENABLE1;
 		pdata->regs->clr_irqenable = OMAP24XX_GPIO_CLEARIRQENABLE1;
 		pdata->regs->debounce = OMAP24XX_GPIO_DEBOUNCE_VAL;
@@ -127,6 +128,7 @@  static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
 		pdata->regs->irqstatus = OMAP4_GPIO_IRQSTATUS0;
 		pdata->regs->irqstatus2 = OMAP4_GPIO_IRQSTATUS1;
 		pdata->regs->irqenable = OMAP4_GPIO_IRQSTATUSSET0;
+		pdata->regs->irqenable2 = OMAP4_GPIO_IRQSTATUSSET1;
 		pdata->regs->set_irqenable = OMAP4_GPIO_IRQSTATUSSET0;
 		pdata->regs->clr_irqenable = OMAP4_GPIO_IRQSTATUSCLR0;
 		pdata->regs->debounce = OMAP4_GPIO_DEBOUNCINGTIME;
diff --git a/arch/arm/plat-omap/include/plat/gpio.h b/arch/arm/plat-omap/include/plat/gpio.h
index a843669..1cf13a2 100644
--- a/arch/arm/plat-omap/include/plat/gpio.h
+++ b/arch/arm/plat-omap/include/plat/gpio.h
@@ -184,6 +184,7 @@  struct omap_gpio_reg_offs {
 	u16 irqstatus;
 	u16 irqstatus2;
 	u16 irqenable;
+	u16 irqenable2;
 	u16 set_irqenable;
 	u16 clr_irqenable;
 	u16 debounce;
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index 66c837f..2339c29 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -1349,45 +1349,43 @@  void omap2_gpio_resume_after_idle(void)
 static void omap_gpio_save_context(struct gpio_bank *bank)
 {
 	bank->context.irqenable1 =
-		__raw_readl(bank->base + OMAP24XX_GPIO_IRQENABLE1);
+			__raw_readl(bank->base + bank->regs->irqenable);
 	bank->context.irqenable2 =
-		__raw_readl(bank->base + OMAP24XX_GPIO_IRQENABLE2);
+			__raw_readl(bank->base + bank->regs->irqenable2);
 	bank->context.wake_en =
-		__raw_readl(bank->base + OMAP24XX_GPIO_WAKE_EN);
-	bank->context.ctrl = __raw_readl(bank->base + OMAP24XX_GPIO_CTRL);
-	bank->context.oe = __raw_readl(bank->base + OMAP24XX_GPIO_OE);
+			__raw_readl(bank->base + bank->regs->wkup_status);
+	bank->context.ctrl = __raw_readl(bank->base + bank->regs->ctrl);
+	bank->context.oe = __raw_readl(bank->base + bank->regs->direction);
 	bank->context.leveldetect0 =
-		__raw_readl(bank->base + OMAP24XX_GPIO_LEVELDETECT0);
+			__raw_readl(bank->base + bank->regs->leveldetect0);
 	bank->context.leveldetect1 =
-		__raw_readl(bank->base + OMAP24XX_GPIO_LEVELDETECT1);
+			__raw_readl(bank->base + bank->regs->leveldetect1);
 	bank->context.risingdetect =
-		__raw_readl(bank->base + OMAP24XX_GPIO_RISINGDETECT);
+			__raw_readl(bank->base + bank->regs->risingdetect);
 	bank->context.fallingdetect =
-		__raw_readl(bank->base + OMAP24XX_GPIO_FALLINGDETECT);
-	bank->context.dataout =
-		__raw_readl(bank->base + OMAP24XX_GPIO_DATAOUT);
+			__raw_readl(bank->base + bank->regs->fallingdetect);
+	bank->context.dataout = __raw_readl(bank->base + bank->regs->dataout);
 }
 
 static void omap_gpio_restore_context(struct gpio_bank *bank)
 {
 	__raw_writel(bank->context.irqenable1,
-			bank->base + OMAP24XX_GPIO_IRQENABLE1);
+				bank->base + bank->regs->irqenable);
 	__raw_writel(bank->context.irqenable2,
-			bank->base + OMAP24XX_GPIO_IRQENABLE2);
+				bank->base + bank->regs->irqenable2);
 	__raw_writel(bank->context.wake_en,
-			bank->base + OMAP24XX_GPIO_WAKE_EN);
-	__raw_writel(bank->context.ctrl, bank->base + OMAP24XX_GPIO_CTRL);
-	__raw_writel(bank->context.oe, bank->base + OMAP24XX_GPIO_OE);
+				bank->base + bank->regs->wkup_status);
+	__raw_writel(bank->context.ctrl, bank->base + bank->regs->ctrl);
+	__raw_writel(bank->context.oe, bank->base + bank->regs->direction);
 	__raw_writel(bank->context.leveldetect0,
-			bank->base + OMAP24XX_GPIO_LEVELDETECT0);
+				bank->base + bank->regs->leveldetect0);
 	__raw_writel(bank->context.leveldetect1,
-			bank->base + OMAP24XX_GPIO_LEVELDETECT1);
+				bank->base + bank->regs->leveldetect1);
 	__raw_writel(bank->context.risingdetect,
-			bank->base + OMAP24XX_GPIO_RISINGDETECT);
+				bank->base + bank->regs->risingdetect);
 	__raw_writel(bank->context.fallingdetect,
-			bank->base + OMAP24XX_GPIO_FALLINGDETECT);
-	__raw_writel(bank->context.dataout,
-			bank->base + OMAP24XX_GPIO_DATAOUT);
+				bank->base + bank->regs->fallingdetect);
+	__raw_writel(bank->context.dataout, bank->base + bank->regs->dataout);
 }
 #endif