drivers/pwm: don't check resource with devm_ioremap_resource

devm_ioremap_resource does sanity checks on the given resource. No need to
duplicate this in the driver.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Acked-by: Stephen Warren <swarren@nvidia.com>

diff --git a/drivers/pwm/pwm-imx.c b/drivers/pwm/pwm-imx.c
index ec28798..c938bae 100644 (file)
--- a/drivers/pwm/pwm-imx.c
+++ b/drivers/pwm/pwm-imx.c
@@ -265,11 +265,6 @@ static int imx_pwm_probe(struct platform_device *pdev)
        imx->chip.npwm = 1;
 
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (r == NULL) {
-               dev_err(&pdev->dev, "no memory resource defined\n");
-               return -ENODEV;
-       }
-
        imx->mmio_base = devm_ioremap_resource(&pdev->dev, r);
        if (IS_ERR(imx->mmio_base))
                return PTR_ERR(imx->mmio_base);

diff --git a/drivers/pwm/pwm-puv3.c b/drivers/pwm/pwm-puv3.c
index d1eb499..ed6007b 100644 (file)
--- a/drivers/pwm/pwm-puv3.c
+++ b/drivers/pwm/pwm-puv3.c
@@ -117,11 +117,6 @@ static int pwm_probe(struct platform_device *pdev)
                return PTR_ERR(puv3->clk);
 
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (r == NULL) {
-               dev_err(&pdev->dev, "no memory resource defined\n");
-               return -ENODEV;
-       }
-
        puv3->base = devm_ioremap_resource(&pdev->dev, r);
        if (IS_ERR(puv3->base))
                return PTR_ERR(puv3->base);

diff --git a/drivers/pwm/pwm-pxa.c b/drivers/pwm/pwm-pxa.c
index dee6ab5..dc97175 100644 (file)
--- a/drivers/pwm/pwm-pxa.c
+++ b/drivers/pwm/pwm-pxa.c
@@ -147,11 +147,6 @@ static int pwm_probe(struct platform_device *pdev)
        pwm->chip.npwm = (id->driver_data & HAS_SECONDARY_PWM) ? 2 : 1;
 
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (r == NULL) {
-               dev_err(&pdev->dev, "no memory resource defined\n");
-               return -ENODEV;
-       }
-
        pwm->mmio_base = devm_ioremap_resource(&pdev->dev, r);
        if (IS_ERR(pwm->mmio_base))
                return PTR_ERR(pwm->mmio_base);

diff --git a/drivers/pwm/pwm-tegra.c b/drivers/pwm/pwm-tegra.c
index 3d75f4a..a540293 100644 (file)
--- a/drivers/pwm/pwm-tegra.c
+++ b/drivers/pwm/pwm-tegra.c
@@ -181,11 +181,6 @@ static int tegra_pwm_probe(struct platform_device *pdev)
        pwm->dev = &pdev->dev;
 
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!r) {
-               dev_err(&pdev->dev, "no memory resources defined\n");
-               return -ENODEV;
-       }
-
        pwm->mmio_base = devm_ioremap_resource(&pdev->dev, r);
        if (IS_ERR(pwm->mmio_base))
                return PTR_ERR(pwm->mmio_base);

diff --git a/drivers/pwm/pwm-tiecap.c b/drivers/pwm/pwm-tiecap.c
index 0d65fb2..72ca42d 100644 (file)
--- a/drivers/pwm/pwm-tiecap.c
+++ b/drivers/pwm/pwm-tiecap.c
@@ -240,11 +240,6 @@ static int ecap_pwm_probe(struct platform_device *pdev)
        pc->chip.npwm = 1;
 
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!r) {
-               dev_err(&pdev->dev, "no memory resource defined\n");
-               return -ENODEV;
-       }
-
        pc->mmio_base = devm_ioremap_resource(&pdev->dev, r);
        if (IS_ERR(pc->mmio_base))
                return PTR_ERR(pc->mmio_base);

diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c
index 6a21759..48a485c 100644 (file)
--- a/drivers/pwm/pwm-tiehrpwm.c
+++ b/drivers/pwm/pwm-tiehrpwm.c
@@ -471,11 +471,6 @@ static int ehrpwm_pwm_probe(struct platform_device *pdev)
        pc->chip.npwm = NUM_PWM_CHANNEL;
 
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!r) {
-               dev_err(&pdev->dev, "no memory resource defined\n");
-               return -ENODEV;
-       }
-
        pc->mmio_base = devm_ioremap_resource(&pdev->dev, r);
        if (IS_ERR(pc->mmio_base))
                return PTR_ERR(pc->mmio_base);

diff --git a/drivers/pwm/pwm-tipwmss.c b/drivers/pwm/pwm-tipwmss.c
index c9c3d3a..3b119bc 100644 (file)
--- a/drivers/pwm/pwm-tipwmss.c
+++ b/drivers/pwm/pwm-tipwmss.c
@@ -70,11 +70,6 @@ static int pwmss_probe(struct platform_device *pdev)
        mutex_init(&info->pwmss_lock);
 
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!r) {
-               dev_err(&pdev->dev, "no memory resource defined\n");
-               return -ENODEV;
-       }
-
        info->mmio_base = devm_ioremap_resource(&pdev->dev, r);
        if (IS_ERR(info->mmio_base))
                return PTR_ERR(info->mmio_base);

diff --git a/drivers/pwm/pwm-vt8500.c b/drivers/pwm/pwm-vt8500.c
index 69effd1..323125a 100644 (file)
--- a/drivers/pwm/pwm-vt8500.c
+++ b/drivers/pwm/pwm-vt8500.c
@@ -230,11 +230,6 @@ static int vt8500_pwm_probe(struct platform_device *pdev)
        }
 
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (r == NULL) {
-               dev_err(&pdev->dev, "no memory resource defined\n");
-               return -ENODEV;
-       }
-
        chip->base = devm_ioremap_resource(&pdev->dev, r);
        if (IS_ERR(chip->base))
                return PTR_ERR(chip->base);