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path: root/arch/arm/plat-mxc/pwm.c
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Diffstat (limited to 'arch/arm/plat-mxc/pwm.c')
-rw-r--r--arch/arm/plat-mxc/pwm.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm/plat-mxc/pwm.c b/arch/arm/plat-mxc/pwm.c
index 7a61ef8f471..42d74ea5908 100644
--- a/arch/arm/plat-mxc/pwm.c
+++ b/arch/arm/plat-mxc/pwm.c
@@ -57,7 +57,7 @@ int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns)
if (pwm == NULL || period_ns == 0 || duty_ns > period_ns)
return -EINVAL;
- if (cpu_is_mx27() || cpu_is_mx3() || cpu_is_mx25() || cpu_is_mx51()) {
+ if (!(cpu_is_mx1() || cpu_is_mx21())) {
unsigned long long c;
unsigned long period_cycles, duty_cycles, prescale;
u32 cr;
@@ -214,14 +214,14 @@ static int __devinit mxc_pwm_probe(struct platform_device *pdev)
goto err_free_clk;
}
- r = request_mem_region(r->start, r->end - r->start + 1, pdev->name);
+ r = request_mem_region(r->start, resource_size(r), pdev->name);
if (r == NULL) {
dev_err(&pdev->dev, "failed to request memory resource\n");
ret = -EBUSY;
goto err_free_clk;
}
- pwm->mmio_base = ioremap(r->start, r->end - r->start + 1);
+ pwm->mmio_base = ioremap(r->start, resource_size(r));
if (pwm->mmio_base == NULL) {
dev_err(&pdev->dev, "failed to ioremap() registers\n");
ret = -ENODEV;
@@ -236,7 +236,7 @@ static int __devinit mxc_pwm_probe(struct platform_device *pdev)
return 0;
err_free_mem:
- release_mem_region(r->start, r->end - r->start + 1);
+ release_mem_region(r->start, resource_size(r));
err_free_clk:
clk_put(pwm->clk);
err_free:
@@ -260,7 +260,7 @@ static int __devexit mxc_pwm_remove(struct platform_device *pdev)
iounmap(pwm->mmio_base);
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(r->start, r->end - r->start + 1);
+ release_mem_region(r->start, resource_size(r));
clk_put(pwm->clk);