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authorGeert Uytterhoeven <geert+renesas@linux-m68k.org>2014-03-11 10:59:11 +0100
committerMark Brown <broonie@linaro.org>2014-03-11 10:44:45 +0000
commite2a0ba547ba31cd7b217cc948d93e4edc78cbcb1 (patch)
tree8b090588d8b398317a3a1c8a6e99ad751f2815a0 /drivers/spi
parentf9ee821ebc5e58ff5da08d625ea4e2d74b221317 (diff)
downloadblackbird-op-linux-e2a0ba547ba31cd7b217cc948d93e4edc78cbcb1.tar.gz
blackbird-op-linux-e2a0ba547ba31cd7b217cc948d93e4edc78cbcb1.zip
spi: sh-msiof: Convert to spi core auto_runtime_pm framework
Signed-off-by: Geert Uytterhoeven <geert+renesas@linux-m68k.org> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-sh-msiof.c25
1 files changed, 1 insertions, 24 deletions
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c
index 3ffb8eed5ac5..b6b013a2f397 100644
--- a/drivers/spi/spi-sh-msiof.c
+++ b/drivers/spi/spi-sh-msiof.c
@@ -449,9 +449,6 @@ static int sh_msiof_prepare_message(struct spi_master *master,
struct sh_msiof_spi_priv *p = spi_master_get_devdata(master);
const struct spi_device *spi = msg->spi;
- pm_runtime_get_sync(&p->pdev->dev);
- clk_enable(p->clk);
-
/* Configure pins before asserting CS */
sh_msiof_spi_set_pin_regs(p, !!(spi->mode & SPI_CPOL),
!!(spi->mode & SPI_CPHA),
@@ -461,16 +458,6 @@ static int sh_msiof_prepare_message(struct spi_master *master,
return 0;
}
-static int sh_msiof_unprepare_message(struct spi_master *master,
- struct spi_message *msg)
-{
- struct sh_msiof_spi_priv *p = spi_master_get_devdata(master);
-
- clk_disable(p->clk);
- pm_runtime_put(&p->pdev->dev);
- return 0;
-}
-
static int sh_msiof_spi_txrx_once(struct sh_msiof_spi_priv *p,
void (*tx_fifo)(struct sh_msiof_spi_priv *,
const void *, int, int),
@@ -743,12 +730,6 @@ static int sh_msiof_spi_probe(struct platform_device *pdev)
goto err1;
}
- ret = clk_prepare(p->clk);
- if (ret < 0) {
- dev_err(&pdev->dev, "unable to prepare clock\n");
- goto err1;
- }
-
p->pdev = pdev;
pm_runtime_enable(&pdev->dev);
@@ -769,8 +750,8 @@ static int sh_msiof_spi_probe(struct platform_device *pdev)
master->num_chipselect = p->info->num_chipselect;
master->setup = sh_msiof_spi_setup;
master->prepare_message = sh_msiof_prepare_message;
- master->unprepare_message = sh_msiof_unprepare_message;
master->bits_per_word_mask = SPI_BPW_RANGE_MASK(8, 32);
+ master->auto_runtime_pm = true;
master->transfer_one = sh_msiof_transfer_one;
ret = devm_spi_register_master(&pdev->dev, master);
@@ -783,7 +764,6 @@ static int sh_msiof_spi_probe(struct platform_device *pdev)
err2:
pm_runtime_disable(&pdev->dev);
- clk_unprepare(p->clk);
err1:
spi_master_put(master);
return ret;
@@ -791,10 +771,7 @@ static int sh_msiof_spi_probe(struct platform_device *pdev)
static int sh_msiof_spi_remove(struct platform_device *pdev)
{
- struct sh_msiof_spi_priv *p = platform_get_drvdata(pdev);
-
pm_runtime_disable(&pdev->dev);
- clk_unprepare(p->clk);
return 0;
}
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