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Commit ee64a377 authored by Jassi Brar's avatar Jassi Brar Committed by Grant Likely
Browse files

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: default avatarJassi Brar <jassi.brar@samsung.com>
Signed-off-by: default avatarGrant Likely <grant.likely@secretlab.ca>
parent ad7de729

drivers/spi/spi_s3c64xx.c

+8 −20
Original line number Diff line number Diff line
@@ -1000,9 +1000,6 @@ 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);

	if (IS_ERR(sci->src_clk)) {

		dev_err(&pdev->dev,
@@ -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;
@@ -1053,10 +1050,8 @@ 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);

err6:

	if (sci->src_clk != sdd->clk)

	clk_put(sci->src_clk);

err5:

	clk_disable(sdd->clk);
@@ -1093,10 +1088,7 @@ 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(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(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(sdd->clk);



	s3c64xx_spi_hwinit(sdd, pdev->id);