i2c: tegra: Add clk_prepare/clk_unprepare
Use clk_prepare/clk_unprepare as required by the generic clk framework.
Cc: w.sang@pengutronix.de
Cc: linux-i2c@vger.kernel.org
Signed-off-by: Prashant Gaikwad <pgaikwad@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 8b2e555..3da7ee3 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -341,7 +341,7 @@
u32 val;
int err = 0;
- clk_enable(i2c_dev->clk);
+ clk_prepare_enable(i2c_dev->clk);
tegra_periph_reset_assert(i2c_dev->clk);
udelay(2);
@@ -372,7 +372,7 @@
if (tegra_i2c_flush_fifos(i2c_dev))
err = -ETIMEDOUT;
- clk_disable(i2c_dev->clk);
+ clk_disable_unprepare(i2c_dev->clk);
if (i2c_dev->irq_disabled) {
i2c_dev->irq_disabled = 0;
@@ -546,14 +546,14 @@
if (i2c_dev->is_suspended)
return -EBUSY;
- clk_enable(i2c_dev->clk);
+ clk_prepare_enable(i2c_dev->clk);
for (i = 0; i < num; i++) {
int stop = (i == (num - 1)) ? 1 : 0;
ret = tegra_i2c_xfer_msg(i2c_dev, &msgs[i], stop);
if (ret)
break;
}
- clk_disable(i2c_dev->clk);
+ clk_disable_unprepare(i2c_dev->clk);
return ret ?: i;
}
@@ -666,7 +666,7 @@
goto err_free;
}
- clk_enable(i2c_dev->i2c_clk);
+ clk_prepare_enable(i2c_dev->i2c_clk);
i2c_set_adapdata(&i2c_dev->adapter, i2c_dev);
i2c_dev->adapter.owner = THIS_MODULE;