1 files changed, 24 insertions, 32 deletions

diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c
index 88a55f95fe09..14b363a25c02 100644
--- a/drivers/net/ethernet/smsc/smc91x.c
+++ b/drivers/net/ethernet/smsc/smc91x.c
@@ -91,6 +91,11 @@ static const char version[] =
 
 #include "smc91x.h"
 
+#if defined(CONFIG_ASSABET_NEPONSET)
+#include <mach/assabet.h>
+#include <mach/neponset.h>
+#endif
+
 #ifndef SMC_NOWAIT
 # define SMC_NOWAIT		0
 #endif
@@ -2199,27 +2204,17 @@ static int try_toggle_control_gpio(struct device *dev,
 				   int value, unsigned int nsdelay)
 {
 	struct gpio_desc *gpio = *desc;
-	int res;
-
-	gpio = devm_gpiod_get_index(dev, name, index);
-	if (IS_ERR(gpio)) {
-		if (PTR_ERR(gpio) == -ENOENT) {
-			*desc = NULL;
-			return 0;
-		}
+	enum gpiod_flags flags = value ? GPIOD_OUT_LOW : GPIOD_OUT_HIGH;
 
+	gpio = devm_gpiod_get_index_optional(dev, name, index, flags);
+	if (IS_ERR(gpio))
 		return PTR_ERR(gpio);
+
+	if (gpio) {
+		if (nsdelay)
+			usleep_range(nsdelay, 2 * nsdelay);
+		gpiod_set_value_cansleep(gpio, value);
 	}
-	res = gpiod_direction_output(gpio, !value);
-	if (res) {
-		dev_err(dev, "unable to toggle gpio %s: %i\n", name, res);
-		devm_gpiod_put(dev, gpio);
-		gpio = NULL;
-		return res;
-	}
-	if (nsdelay)
-		usleep_range(nsdelay, 2 * nsdelay);
-	gpiod_set_value_cansleep(gpio, value);
 	*desc = gpio;
 
 	return 0;
@@ -2243,10 +2238,9 @@ static int smc_drv_probe(struct platform_device *pdev)
 	const struct of_device_id *match = NULL;
 	struct smc_local *lp;
 	struct net_device *ndev;
-	struct resource *res;
+	struct resource *res, *ires;
 	unsigned int __iomem *addr;
 	unsigned long irq_flags = SMC_IRQ_FLAGS;
-	unsigned long irq_resflags;
 	int ret;
 
 	ndev = alloc_etherdev(sizeof(struct smc_local));
@@ -2338,25 +2332,23 @@ static int smc_drv_probe(struct platform_device *pdev)
 		goto out_free_netdev;
 	}
 
-	ndev->irq = platform_get_irq(pdev, 0);
-	if (ndev->irq <= 0) {
+	ires = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+	if (!ires) {
 		ret = -ENODEV;
 		goto out_release_io;
 	}
-	/*
-	 * If this platform does not specify any special irqflags, or if
-	 * the resource supplies a trigger, override the irqflags with
-	 * the trigger flags from the resource.
-	 */
-	irq_resflags = irqd_get_trigger_type(irq_get_irq_data(ndev->irq));
-	if (irq_flags == -1 || irq_resflags & IRQF_TRIGGER_MASK)
-		irq_flags = irq_resflags & IRQF_TRIGGER_MASK;
+
+	ndev->irq = ires->start;
+
+	if (irq_flags == -1 || ires->flags & IRQF_TRIGGER_MASK)
+		irq_flags = ires->flags & IRQF_TRIGGER_MASK;
 
 	ret = smc_request_attrib(pdev, ndev);
 	if (ret)
 		goto out_release_io;
-#if defined(CONFIG_SA1100_ASSABET)
-	neponset_ncr_set(NCR_ENET_OSC_EN);
+#if defined(CONFIG_ASSABET_NEPONSET)
+	if (machine_is_assabet() && machine_has_neponset())
+		neponset_ncr_set(NCR_ENET_OSC_EN);
 #endif
 	platform_set_drvdata(pdev, ndev);
 	ret = smc_enable_device(pdev);