redonkable/remarkable-linux
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spi/s3c64xx: Use bus clocks created using clkdev

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This patch modifies the driver to stop depending on the
clock names being passed from platform and switch over
to lookup clocks generic names using clkdev

Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Padmavathi Venna 2011-11-02 20:04:19 +09:00 committed by Kukjin Kim
parent 4346b6d9c6
commit a24d850b9b
1 changed files with 5 additions and 9 deletions
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14
drivers/spi/spi-s3c64xx.c
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@ -971,6 +971,7 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
struct s3c64xx_spi_info *sci;
struct spi_master *master;
int ret;
char clk_name[16];
if (pdev->id < 0) {
dev_err(&pdev->dev,
@ -984,11 +985,6 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
}
sci = pdev->dev.platform_data;
if (!sci->src_clk_name) {
dev_err(&pdev->dev,
"Board init must call s3c64xx_spi_set_info()\n");
return -EINVAL;
}
/* Check for availability of necessary resource */
@ -1073,17 +1069,17 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
goto err4;
}
sdd->src_clk = clk_get(&pdev->dev, sci->src_clk_name);
sprintf(clk_name, "spi_busclk%d", sci->src_clk_nr);
sdd->src_clk = clk_get(&pdev->dev, clk_name);
if (IS_ERR(sdd->src_clk)) {
dev_err(&pdev->dev,
"Unable to acquire clock '%s'\n", sci->src_clk_name);
"Unable to acquire clock '%s'\n", clk_name);
ret = PTR_ERR(sdd->src_clk);
goto err5;
}
if (clk_enable(sdd->src_clk)) {
dev_err(&pdev->dev, "Couldn't enable clock '%s'\n",
sci->src_clk_name);
dev_err(&pdev->dev, "Couldn't enable clock '%s'\n", clk_name);
ret = -EBUSY;
goto err6;
}