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path: root/drivers/spi/spi-s3c64xx.c
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Diffstat (limited to 'drivers/spi/spi-s3c64xx.c')
-rw-r--r--drivers/spi/spi-s3c64xx.c39
1 files changed, 5 insertions, 34 deletions
diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index e30562f96a4c..d5ec32bda158 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -1244,46 +1244,28 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
}
/* Setup clocks */
- sdd->clk = devm_clk_get(&pdev->dev, "spi");
+ sdd->clk = devm_clk_get_enabled(&pdev->dev, "spi");
if (IS_ERR(sdd->clk)) {
dev_err(&pdev->dev, "Unable to acquire clock 'spi'\n");
ret = PTR_ERR(sdd->clk);
goto err_deref_master;
}
- ret = clk_prepare_enable(sdd->clk);
- if (ret) {
- dev_err(&pdev->dev, "Couldn't enable clock 'spi'\n");
- goto err_deref_master;
- }
-
sprintf(clk_name, "spi_busclk%d", sci->src_clk_nr);
- sdd->src_clk = devm_clk_get(&pdev->dev, clk_name);
+ sdd->src_clk = devm_clk_get_enabled(&pdev->dev, clk_name);
if (IS_ERR(sdd->src_clk)) {
dev_err(&pdev->dev,
"Unable to acquire clock '%s'\n", clk_name);
ret = PTR_ERR(sdd->src_clk);
- goto err_disable_clk;
- }
-
- ret = clk_prepare_enable(sdd->src_clk);
- if (ret) {
- dev_err(&pdev->dev, "Couldn't enable clock '%s'\n", clk_name);
- goto err_disable_clk;
+ goto err_deref_master;
}
if (sdd->port_conf->clk_ioclk) {
- sdd->ioclk = devm_clk_get(&pdev->dev, "spi_ioclk");
+ sdd->ioclk = devm_clk_get_enabled(&pdev->dev, "spi_ioclk");
if (IS_ERR(sdd->ioclk)) {
dev_err(&pdev->dev, "Unable to acquire 'ioclk'\n");
ret = PTR_ERR(sdd->ioclk);
- goto err_disable_src_clk;
- }
-
- ret = clk_prepare_enable(sdd->ioclk);
- if (ret) {
- dev_err(&pdev->dev, "Couldn't enable clock 'ioclk'\n");
- goto err_disable_src_clk;
+ goto err_deref_master;
}
}
@@ -1332,11 +1314,6 @@ err_pm_put:
pm_runtime_disable(&pdev->dev);
pm_runtime_set_suspended(&pdev->dev);
- clk_disable_unprepare(sdd->ioclk);
-err_disable_src_clk:
- clk_disable_unprepare(sdd->src_clk);
-err_disable_clk:
- clk_disable_unprepare(sdd->clk);
err_deref_master:
spi_master_put(master);
@@ -1357,12 +1334,6 @@ static void s3c64xx_spi_remove(struct platform_device *pdev)
dma_release_channel(sdd->tx_dma.ch);
}
- clk_disable_unprepare(sdd->ioclk);
-
- clk_disable_unprepare(sdd->src_clk);
-
- clk_disable_unprepare(sdd->clk);
-
pm_runtime_put_noidle(&pdev->dev);
pm_runtime_disable(&pdev->dev);
pm_runtime_set_suspended(&pdev->dev);