Trivial patch removing clock framework and adding
pm_runtime API.
Signed-off-by: Felipe Balbi <[email protected]>
---
arch/arm/plat-omap/counter-32k.c | 48 ++++++++++---------------------------
1 files changed, 13 insertions(+), 35 deletions(-)
diff --git a/arch/arm/plat-omap/counter-32k.c b/arch/arm/plat-omap/counter-32k.c
index f3fcb38..7bfd67a 100644
--- a/arch/arm/plat-omap/counter-32k.c
+++ b/arch/arm/plat-omap/counter-32k.c
@@ -27,7 +27,7 @@
#include <linux/time.h>
#include <linux/clocksource.h>
#include <linux/platform_device.h>
-#include <linux/clk.h>
+#include <linux/pm_runtime.h>
#include <linux/err.h>
struct omap_counter_32k_device {
@@ -37,7 +37,6 @@ struct omap_counter_32k_device {
cycles_t last_cycles;
struct device *dev;
- struct clk *ick;
void __iomem *base;
/*
@@ -117,7 +116,6 @@ static int __init omap_counter_32k_probe(struct
platform_device *pdev)
{
struct omap_counter_32k_device *omap;
struct resource *res;
- struct clk *ick;
int ret;
@@ -130,11 +128,18 @@ static int __init omap_counter_32k_probe(struct
platform_device *pdev)
goto err0;
}
+ pm_runtime_enable(&pdev->dev);
+ ret = pm_runtime_get_sync(&pdev->dev);
+ if (ret) {
+ dev_dbg(&pdev->dev, "unable to enable runtime pm\n");
+ goto err1;
+ }
+
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_dbg(&pdev->dev, "couldn't get resource\n");
ret = -ENODEV;
- goto err1;
+ goto err2;
}
base = ioremap(res->start, resource_size(res));
@@ -144,22 +149,8 @@ static int __init omap_counter_32k_probe(struct
platform_device *pdev)
goto err2;
}
- ick = clk_get(&pdev->dev, "ick");
- if (IS_ERR(ick)) {
- dev_dbg(&pdev->dev, "couldn't get clock\n");
- ret = PTR_ERR(ick);
- goto err3;
- }
-
- ret = clk_enable(ick);
- if (ret) {
- dev_dbg(&pdev->dev, "couldn't enable clock\n");
- goto err4;
- }
-
omap->base = base;
omap->dev = &pdev->dev;
- omap->ick = ick;
omap->cs.name = "counter-32k";
omap->cs.rating = 250;
@@ -174,7 +165,7 @@ static int __init omap_counter_32k_probe(struct
platform_device *pdev)
ret = clocksource_register(&omap->cs);
if (ret) {
dev_dbg(&pdev->dev, "failed to register clocksource\n");
- goto err5;
+ goto err3;
}
/* initialize our offset */
@@ -190,16 +181,12 @@ static int __init omap_counter_32k_probe(struct
platform_device *pdev)
return 0;
-err5:
- clk_disable(ick);
-
-err4:
- clk_put(ick);
-
err3:
iounmap(base);
err2:
+ pm_runtime_put_sync(&pdev->dev);
+
err1:
kfree(omap);
@@ -211,9 +198,8 @@ static int __exit omap_counter_32k_remove(struct
platform_device *pdev)
{
struct omap_counter_32k_device *omap = platform_get_drvdata(pdev);
+ pm_runtime_put_sync(&pdev->dev);
clocksource_unregister(&omap->cs);
- clk_disable(omap->ick);
- clk_put(omap->ick);
iounmap(omap->base);
kfree(omap);
platform_set_drvdata(pdev, NULL);
@@ -221,16 +207,8 @@ static int __exit omap_counter_32k_remove(struct
platform_device *pdev)
return 0;
}
-static void omap_counter_32k_shutdown(struct platform_device *pdev)
-{
- struct omap_counter_32k_device *omap = platform_get_drvdata(pdev);
-
- clk_disable(omap->ick);
-}
-
static struct platform_driver omap_counter_32k_driver = {
.remove = __exit_p(omap_counter_32k_remove),
- .shutdown = omap_counter_32k_shutdown,
.driver = {
.name = "omap-counter-32k",
},
--
1.7.3.1.120.g38a18
--
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