watchdog: at91sam9_wdt: Rename priv to wdt

"wdt" is a better name for watchdog rather than generic "priv".

Signed-off-by: Zixun LI <admin@hifiphile.com>
Reviewed-by: Stefan Roese <sr@denx.de>

diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c
index dab7b6a9b8ca09e6113109391560434ffe1f7cb6..5ca3e5a5fdefb3101c97754f10b65c0acd69a522 100644 (file)
--- a/drivers/watchdog/at91sam9_wdt.c
+++ b/drivers/watchdog/at91sam9_wdt.c
@@ -38,7 +38,7 @@ DECLARE_GLOBAL_DATA_PTR;
  */
 static int at91_wdt_start(struct udevice *dev, u64 timeout_ms, ulong flags)
 {
-       struct at91_wdt_priv *priv = dev_get_priv(dev);
+       struct at91_wdt_priv *wdt = dev_get_priv(dev);
        u64 timeout;
        u32 ticks;
 
@@ -49,7 +49,7 @@ static int at91_wdt_start(struct udevice *dev, u64 timeout_ms, ulong flags)
        ticks = WDT_SEC2TICKS(timeout);
 
        /* Check if disabled */
-       if (readl(priv->regs + AT91_WDT_MR) & AT91_WDT_MR_WDDIS) {
+       if (readl(wdt->regs + AT91_WDT_MR) & AT91_WDT_MR_WDDIS) {
                printf("sorry, watchdog is disabled\n");
                return -1;
        }
@@ -60,31 +60,31 @@ static int at91_wdt_start(struct udevice *dev, u64 timeout_ms, ulong flags)
         * Since WDV is a 12-bit counter, the maximum period is
         * 4096 / 256 = 16 seconds.
         */
-       priv->mr = AT91_WDT_MR_WDRSTEN  /* causes watchdog reset */
+       wdt->mr = AT91_WDT_MR_WDRSTEN   /* causes watchdog reset */
                | AT91_WDT_MR_WDDBGHLT          /* disabled in debug mode */
                | AT91_WDT_MR_WDD(0xfff)        /* restart at any time */
                | AT91_WDT_MR_WDV(ticks);       /* timer value */
-       writel(priv->mr, priv->regs + AT91_WDT_MR);
+       writel(wdt->mr, wdt->regs + AT91_WDT_MR);
 
        return 0;
 }
 
 static int at91_wdt_stop(struct udevice *dev)
 {
-       struct at91_wdt_priv *priv = dev_get_priv(dev);
+       struct at91_wdt_priv *wdt = dev_get_priv(dev);
 
        /* Disable Watchdog Timer */
-       priv->mr |= AT91_WDT_MR_WDDIS;
-       writel(priv->mr, priv->regs + AT91_WDT_MR);
+       wdt->mr |= AT91_WDT_MR_WDDIS;
+       writel(wdt->mr, wdt->regs + AT91_WDT_MR);
 
        return 0;
 }
 
 static int at91_wdt_reset(struct udevice *dev)
 {
-       struct at91_wdt_priv *priv = dev_get_priv(dev);
+       struct at91_wdt_priv *wdt = dev_get_priv(dev);
 
-       writel(AT91_WDT_CR_WDRSTT | AT91_WDT_CR_KEY, priv->regs + AT91_WDT_CR);
+       writel(AT91_WDT_CR_WDRSTT | AT91_WDT_CR_KEY, wdt->regs + AT91_WDT_CR);
 
        return 0;
 }
@@ -102,10 +102,10 @@ static const struct udevice_id at91_wdt_ids[] = {
 
 static int at91_wdt_probe(struct udevice *dev)
 {
-       struct at91_wdt_priv *priv = dev_get_priv(dev);
+       struct at91_wdt_priv *wdt = dev_get_priv(dev);
 
-       priv->regs = dev_remap_addr(dev);
-       if (!priv->regs)
+       wdt->regs = dev_remap_addr(dev);
+       if (!wdt->regs)
                return -EINVAL;
 
        debug("%s: Probing wdt%u\n", __func__, dev_seq(dev));