spi/s3c64xx: Differentiate ip and rate clock

The instance of SPI clock for controller and that used for generating
signals ought to be independently handled.

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

diff --git a/drivers/spi/spi_s3c64xx.c b/drivers/spi/spi_s3c64xx.c
index ad93d5d8539c32fc3e3c98e1eb5bbad922400da7..6d03d8f2de6d5c4f2426e5e45b45b7ad27b429ed 100644 (file)
--- a/drivers/spi/spi_s3c64xx.c
+++ b/drivers/spi/spi_s3c64xx.c
@@ -1000,10 +1000,7 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
                goto err4;
        }
 
-       if (sci->src_clk_nr == S3C64XX_SPI_SRCCLK_PCLK)
-               sci->src_clk = sdd->clk;
-       else
-               sci->src_clk = clk_get(&pdev->dev, sci->src_clk_name);
+       sci->src_clk = clk_get(&pdev->dev, sci->src_clk_name);
        if (IS_ERR(sci->src_clk)) {
                dev_err(&pdev->dev,
                        "Unable to acquire clock '%s'\n", sci->src_clk_name);
@@ -1011,7 +1008,7 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
                goto err5;
        }
 
-       if (sci->src_clk != sdd->clk && clk_enable(sci->src_clk)) {
+       if (clk_enable(sci->src_clk)) {
                dev_err(&pdev->dev, "Couldn't enable clock '%s'\n",
                                                        sci->src_clk_name);
                ret = -EBUSY;
@@ -1053,11 +1050,9 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
 err8:
        destroy_workqueue(sdd->workqueue);
 err7:
-       if (sci->src_clk != sdd->clk)
-               clk_disable(sci->src_clk);
+       clk_disable(sci->src_clk);
 err6:
-       if (sci->src_clk != sdd->clk)
-               clk_put(sci->src_clk);
+       clk_put(sci->src_clk);
 err5:
        clk_disable(sdd->clk);
 err4:
@@ -1093,11 +1088,8 @@ static int s3c64xx_spi_remove(struct platform_device *pdev)
 
        destroy_workqueue(sdd->workqueue);
 
-       if (sci->src_clk != sdd->clk)
-               clk_disable(sci->src_clk);
-
-       if (sci->src_clk != sdd->clk)
-               clk_put(sci->src_clk);
+       clk_disable(sci->src_clk);
+       clk_put(sci->src_clk);
 
        clk_disable(sdd->clk);
        clk_put(sdd->clk);
@@ -1130,9 +1122,7 @@ static int s3c64xx_spi_suspend(struct platform_device *pdev, pm_message_t state)
                msleep(10);
 
        /* Disable the clock */
-       if (sci->src_clk != sdd->clk)
-               clk_disable(sci->src_clk);
-
+       clk_disable(sci->src_clk);
        clk_disable(sdd->clk);
 
        sdd->cur_speed = 0; /* Output Clock is stopped */
@@ -1150,9 +1140,7 @@ static int s3c64xx_spi_resume(struct platform_device *pdev)
        sci->cfg_gpio(pdev);
 
        /* Enable the clock */
-       if (sci->src_clk != sdd->clk)
-               clk_enable(sci->src_clk);
-
+       clk_enable(sci->src_clk);
        clk_enable(sdd->clk);
 
        s3c64xx_spi_hwinit(sdd, pdev->id);