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authorMirza Krak <mirza.krak@hostmobility.com>2015-06-12 18:55:22 +0200
committerMark Brown <broonie@kernel.org>2015-06-12 18:28:13 +0100
commit432a17d77a77009736f4dce84d3386398665fd29 (patch)
treeac3bc88a564eeb510f6a5601659c11d830b94d5d /drivers/spi
parentc042af95a26207704ffa71098223c7fcb9e95a9d (diff)
spi: fsl-dspi: Use pinctrl PM helpers
Add support for "sleep" state of pinctrl. Signed-off-by: Mirza Krak <mirza.krak@hostmobility.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-fsl-dspi.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index 451a837e5613..86bcdd68c1fe 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -24,6 +24,7 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
+#include <linux/pinctrl/consumer.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
@@ -613,6 +614,8 @@ static int dspi_suspend(struct device *dev)
spi_master_suspend(master);
clk_disable_unprepare(dspi->clk);
+ pinctrl_pm_select_sleep_state(dev);
+
return 0;
}
@@ -621,6 +624,8 @@ static int dspi_resume(struct device *dev)
struct spi_master *master = dev_get_drvdata(dev);
struct fsl_dspi *dspi = spi_master_get_devdata(master);
+ pinctrl_pm_select_default_state(dev);
+
clk_prepare_enable(dspi->clk);
spi_master_resume(master);