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authorJon Hunter <jonathanh@nvidia.com>2016-08-16 12:14:10 +0200
committerMarc Zyngier <marc.zyngier@arm.com>2016-09-12 20:46:28 +0200
commit39a342b25252f34d1dbe758b2b99bd055ff3b885 (patch)
tree42660e6aa9c553b8a41961f91822fef02a009b14 /drivers/irqchip
parentirqchip/gic-v3: Reset BPR during initialization (diff)
downloadlinux-39a342b25252f34d1dbe758b2b99bd055ff3b885.tar.xz
linux-39a342b25252f34d1dbe758b2b99bd055ff3b885.zip
irqchip/gic-pm: Update driver to use of_pm_clk_add_clk
Commit 498b5fdd40dd ("PM / clk: Add support for adding a specific clock from device-tree") add a new helper function for adding a clock from device-tree to a device. Update the GIC-PM driver to use this new function to simplify the driver. Signed-off-by: Jon Hunter <jonathanh@nvidia.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'drivers/irqchip')
-rw-r--r--drivers/irqchip/irq-gic-pm.c23
1 files changed, 5 insertions, 18 deletions
diff --git a/drivers/irqchip/irq-gic-pm.c b/drivers/irqchip/irq-gic-pm.c
index 4cbffba3ff13..ecafd295c31c 100644
--- a/drivers/irqchip/irq-gic-pm.c
+++ b/drivers/irqchip/irq-gic-pm.c
@@ -64,7 +64,6 @@ static int gic_runtime_suspend(struct device *dev)
static int gic_get_clocks(struct device *dev, const struct gic_clk_data *data)
{
- struct clk *clk;
unsigned int i;
int ret;
@@ -76,28 +75,16 @@ static int gic_get_clocks(struct device *dev, const struct gic_clk_data *data)
return ret;
for (i = 0; i < data->num_clocks; i++) {
- clk = of_clk_get_by_name(dev->of_node, data->clocks[i]);
- if (IS_ERR(clk)) {
- dev_err(dev, "failed to get clock %s\n",
- data->clocks[i]);
- ret = PTR_ERR(clk);
- goto error;
- }
-
- ret = pm_clk_add_clk(dev, clk);
+ ret = of_pm_clk_add_clk(dev, data->clocks[i]);
if (ret) {
- dev_err(dev, "failed to add clock at index %d\n", i);
- clk_put(clk);
- goto error;
+ dev_err(dev, "failed to add clock %s\n",
+ data->clocks[i]);
+ pm_clk_destroy(dev);
+ return ret;
}
}
return 0;
-
-error:
- pm_clk_destroy(dev);
-
- return ret;
}
static int gic_probe(struct platform_device *pdev)