diff options
Diffstat (limited to 'drivers/soc/tegra/fuse/fuse-tegra30.c')
| -rw-r--r-- | drivers/soc/tegra/fuse/fuse-tegra30.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/soc/tegra/fuse/fuse-tegra30.c b/drivers/soc/tegra/fuse/fuse-tegra30.c index c1aa7815bd6e..dd03565a39a4 100644 --- a/drivers/soc/tegra/fuse/fuse-tegra30.c +++ b/drivers/soc/tegra/fuse/fuse-tegra30.c @@ -12,6 +12,7 @@ #include <linux/of_device.h> #include <linux/of_address.h> #include <linux/platform_device.h> +#include <linux/pm_runtime.h> #include <linux/random.h> #include <soc/tegra/fuse.h> @@ -52,15 +53,13 @@ static u32 tegra30_fuse_read(struct tegra_fuse *fuse, unsigned int offset) u32 value; int err; - err = clk_prepare_enable(fuse->clk); - if (err < 0) { - dev_err(fuse->dev, "failed to enable FUSE clock: %d\n", err); + err = pm_runtime_resume_and_get(fuse->dev); + if (err) return 0; - } value = readl_relaxed(fuse->base + FUSE_BEGIN + offset); - clk_disable_unprepare(fuse->clk); + pm_runtime_put(fuse->dev); return value; } |