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Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/busses/i2c-tegra.c64
1 files changed, 23 insertions, 41 deletions
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 3be101824e80..c91307b9e13d 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -655,21 +655,17 @@ static int __maybe_unused tegra_i2c_runtime_resume(struct device *dev)
if (ret)
return ret;
- if (!i2c_dev->hw->has_single_clk_source) {
- ret = clk_enable(i2c_dev->fast_clk);
- if (ret < 0) {
- dev_err(i2c_dev->dev,
- "Enabling fast clk failed, err %d\n", ret);
- return ret;
- }
+ ret = clk_enable(i2c_dev->fast_clk);
+ if (ret < 0) {
+ dev_err(i2c_dev->dev,
+ "Enabling fast clk failed, err %d\n", ret);
+ return ret;
}
- if (i2c_dev->slow_clk) {
- ret = clk_enable(i2c_dev->slow_clk);
- if (ret < 0) {
- dev_err(dev, "failed to enable slow clock: %d\n", ret);
- return ret;
- }
+ ret = clk_enable(i2c_dev->slow_clk);
+ if (ret < 0) {
+ dev_err(dev, "failed to enable slow clock: %d\n", ret);
+ return ret;
}
ret = clk_enable(i2c_dev->div_clk);
@@ -688,12 +684,8 @@ static int __maybe_unused tegra_i2c_runtime_suspend(struct device *dev)
struct tegra_i2c_dev *i2c_dev = dev_get_drvdata(dev);
clk_disable(i2c_dev->div_clk);
-
- if (i2c_dev->slow_clk)
- clk_disable(i2c_dev->slow_clk);
-
- if (!i2c_dev->hw->has_single_clk_source)
- clk_disable(i2c_dev->fast_clk);
+ clk_disable(i2c_dev->slow_clk);
+ clk_disable(i2c_dev->fast_clk);
return pinctrl_pm_select_idle_state(i2c_dev->dev);
}
@@ -1716,20 +1708,16 @@ static int tegra_i2c_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, i2c_dev);
- if (!i2c_dev->hw->has_single_clk_source) {
- ret = clk_prepare(i2c_dev->fast_clk);
- if (ret < 0) {
- dev_err(i2c_dev->dev, "Clock prepare failed %d\n", ret);
- return ret;
- }
+ ret = clk_prepare(i2c_dev->fast_clk);
+ if (ret < 0) {
+ dev_err(i2c_dev->dev, "Clock prepare failed %d\n", ret);
+ return ret;
}
- if (i2c_dev->slow_clk) {
- ret = clk_prepare(i2c_dev->slow_clk);
- if (ret < 0) {
- dev_err(dev, "failed to prepare slow clock: %d\n", ret);
- goto unprepare_fast_clk;
- }
+ ret = clk_prepare(i2c_dev->slow_clk);
+ if (ret < 0) {
+ dev_err(dev, "failed to prepare slow clock: %d\n", ret);
+ goto unprepare_fast_clk;
}
if (i2c_dev->bus_clk_rate > I2C_MAX_FAST_MODE_FREQ &&
@@ -1843,12 +1831,10 @@ unprepare_div_clk:
clk_unprepare(i2c_dev->div_clk);
unprepare_slow_clk:
- if (i2c_dev->is_vi)
- clk_unprepare(i2c_dev->slow_clk);
+ clk_unprepare(i2c_dev->slow_clk);
unprepare_fast_clk:
- if (!i2c_dev->hw->has_single_clk_source)
- clk_unprepare(i2c_dev->fast_clk);
+ clk_unprepare(i2c_dev->fast_clk);
return ret;
}
@@ -1867,12 +1853,8 @@ static int tegra_i2c_remove(struct platform_device *pdev)
tegra_i2c_runtime_suspend(&pdev->dev);
clk_unprepare(i2c_dev->div_clk);
-
- if (i2c_dev->slow_clk)
- clk_unprepare(i2c_dev->slow_clk);
-
- if (!i2c_dev->hw->has_single_clk_source)
- clk_unprepare(i2c_dev->fast_clk);
+ clk_unprepare(i2c_dev->slow_clk);
+ clk_unprepare(i2c_dev->fast_clk);
tegra_i2c_release_dma(i2c_dev);
return 0;