From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Sat, 12 Oct 2013 07:15:31 +0000 (+0800)
Subject: spi: fsl-dspi: add missing clk_disable_unprepare() in dspi_remove()
X-Git-Tag: firefly_0821_release~176^2~5010^2~19^2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=05209f457069e595ce0262a9032cbade05398571;p=firefly-linux-kernel-4.4.55.git

spi: fsl-dspi: add missing clk_disable_unprepare() in dspi_remove()

clock source is prepared and enabled by clk_prepare_enable()
in probe function, but no disable or unprepare in remove.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Mark Brown <broonie@linaro.org>
---

diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index dc3d4eb0531c..3c26fb297cf1 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -536,6 +536,7 @@ static int dspi_remove(struct platform_device *pdev)
 
 	/* Disconnect from the SPI framework */
 	spi_bitbang_stop(&dspi->bitbang);
+	clk_disable_unprepare(dspi->clk);
 	spi_master_put(dspi->bitbang.master);
 
 	return 0;