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path: root/drivers/thermal/spear_thermal.c
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Diffstat (limited to 'drivers/thermal/spear_thermal.c')
-rw-r--r--drivers/thermal/spear_thermal.c20
1 files changed, 6 insertions, 14 deletions
diff --git a/drivers/thermal/spear_thermal.c b/drivers/thermal/spear_thermal.c
index 3c5ee560797..ab79ea4701d 100644
--- a/drivers/thermal/spear_thermal.c
+++ b/drivers/thermal/spear_thermal.c
@@ -104,7 +104,7 @@ static int spear_thermal_probe(struct platform_device *pdev)
struct thermal_zone_device *spear_thermal = NULL;
struct spear_thermal_dev *stdev;
struct device_node *np = pdev->dev.of_node;
- struct resource *stres = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ struct resource *res;
int ret = 0, val;
if (!np || !of_property_read_u32(np, "st,thermal-flags", &val)) {
@@ -112,11 +112,6 @@ static int spear_thermal_probe(struct platform_device *pdev)
return -EINVAL;
}
- if (!stres) {
- dev_err(&pdev->dev, "memory resource missing\n");
- return -ENODEV;
- }
-
stdev = devm_kzalloc(&pdev->dev, sizeof(*stdev), GFP_KERNEL);
if (!stdev) {
dev_err(&pdev->dev, "kzalloc fail\n");
@@ -124,12 +119,10 @@ static int spear_thermal_probe(struct platform_device *pdev)
}
/* Enable thermal sensor */
- stdev->thermal_base = devm_ioremap(&pdev->dev, stres->start,
- resource_size(stres));
- if (!stdev->thermal_base) {
- dev_err(&pdev->dev, "ioremap failed\n");
- return -ENOMEM;
- }
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ stdev->thermal_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(stdev->thermal_base))
+ return PTR_ERR(stdev->thermal_base);
stdev->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(stdev->clk)) {
@@ -174,7 +167,6 @@ static int spear_thermal_exit(struct platform_device *pdev)
struct spear_thermal_dev *stdev = spear_thermal->devdata;
thermal_zone_device_unregister(spear_thermal);
- platform_set_drvdata(pdev, NULL);
/* Disable SPEAr Thermal Sensor */
actual_mask = readl_relaxed(stdev->thermal_base);
@@ -198,7 +190,7 @@ static struct platform_driver spear_thermal_driver = {
.name = "spear_thermal",
.owner = THIS_MODULE,
.pm = &spear_thermal_pm_ops,
- .of_match_table = of_match_ptr(spear_thermal_id_table),
+ .of_match_table = spear_thermal_id_table,
},
};