pwm: tegra: Rename mmio_base to regs

The former is much longer to type and is ambiguous because the value
stored in the field is not the (physical) base address of the memory-
mapped I/O registers, but the virtual address of those registers as
mapped through the MMU.

Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

diff --git a/drivers/pwm/pwm-tegra.c b/drivers/pwm/pwm-tegra.c
index ec5b79f..3cbb32d 100644 (file)
--- a/drivers/pwm/pwm-tegra.c
+++ b/drivers/pwm/pwm-tegra.c
@@ -42,7 +42,7 @@ struct tegra_pwm_chip {
 
        struct clk *clk;
 
-       void __iomem *mmio_base;
+       void __iomem *regs;
 };
 
 static inline struct tegra_pwm_chip *to_tegra_pwm_chip(struct pwm_chip *chip)
@@ -52,13 +52,13 @@ static inline struct tegra_pwm_chip *to_tegra_pwm_chip(struct pwm_chip *chip)
 
 static inline u32 pwm_readl(struct tegra_pwm_chip *chip, unsigned int num)
 {
-       return readl(chip->mmio_base + (num << 4));
+       return readl(chip->regs + (num << 4));
 }
 
 static inline void pwm_writel(struct tegra_pwm_chip *chip, unsigned int num,
                             unsigned long val)
 {
-       writel(val, chip->mmio_base + (num << 4));
+       writel(val, chip->regs + (num << 4));
 }
 
 static int tegra_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
@@ -177,9 +177,9 @@ static int tegra_pwm_probe(struct platform_device *pdev)
        pwm->dev = &pdev->dev;
 
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       pwm->mmio_base = devm_ioremap_resource(&pdev->dev, r);
-       if (IS_ERR(pwm->mmio_base))
-               return PTR_ERR(pwm->mmio_base);
+       pwm->regs = devm_ioremap_resource(&pdev->dev, r);
+       if (IS_ERR(pwm->regs))
+               return PTR_ERR(pwm->regs);
 
        platform_set_drvdata(pdev, pwm);