[PATCH 12/14] ARM: omap2: use clkdev_add_alias()

Russell King
2015-04-03T17:13:24Z

When creating aliases of existing clkdev clocks, use clkdev_add_alias()
isntead of open coding the lookup and clk_lookup creation.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
arch/arm/mach-omap2/omap_device.c | 24 +++++++++---------------
1 file changed, 9 insertions(+), 15 deletions(-)

diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c
index be9541e18650..521c32e7778e 100644
--- a/arch/arm/mach-omap2/omap_device.c
+++ b/arch/arm/mach-omap2/omap_device.c
@@ -47,7 +47,7 @@ static void _add_clkdev(struct omap_device *od, const char *clk_alias,
const char *clk_name)
{
struct clk *r;
- struct clk_lookup *l;
+ int rc;

if (!clk_alias || !clk_name)
return;
@@ -62,21 +62,15 @@ static void _add_clkdev(struct omap_device *od, const char *clk_alias,
return;
}

- r = clk_get(NULL, clk_name);
- if (IS_ERR(r)) {
- dev_err(&od->pdev->dev,
- "clk_get for %s failed\n", clk_name);
- return;
+ rc = clk_add_alias(clk_alias, dev_name(&od->pdev->dev), clk_name, NULL);
+ if (rc) {
+ if (rc == -ENODEV || rc == -ENOMEM)
+ dev_err(&od->pdev->dev,
+ "clkdev_alloc for %s failed\n", clk_alias);
+ else
+ dev_err(&od->pdev->dev,
+ "clk_get for %s failed\n", clk_name);
}
-
- l = clkdev_alloc(r, clk_alias, dev_name(&od->pdev->dev));
- if (!l) {
- dev_err(&od->pdev->dev,
- "clkdev_alloc for %s failed\n", clk_alias);
- return;
- }
-
- clkdev_add(l);
}

/**
--
1.8.3.1