diff options
| author | Leilk Liu <leilk.liu@mediatek.com> | 2015-08-19 05:37:57 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-08-19 19:24:18 +0200 |
| commit | c5e5cd28d7c5a18d6da6575957dd0c5243ac3e7b (patch) | |
| tree | 56597a042a4602cad7b78a6295ddaef1a87f7730 | |
| parent | spi: Mediatek: fixup cpu_to_le32 incorrect usage (diff) | |
| download | linux-c5e5cd28d7c5a18d6da6575957dd0c5243ac3e7b.tar.xz linux-c5e5cd28d7c5a18d6da6575957dd0c5243ac3e7b.zip | |
spi: mediatek: remove redundant clock in prepare_hardware/unprepare_hardware
clock in prepare_hardware/unprepare_hardware is redundant
with pm_runtime, so remove them.
Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to '')
| -rw-r--r-- | drivers/spi/spi-mt65xx.c | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c index 62baaad244af..546d70cc1e21 100644 --- a/drivers/spi/spi-mt65xx.c +++ b/drivers/spi/spi-mt65xx.c @@ -186,13 +186,6 @@ static int mtk_spi_prepare_hardware(struct spi_master *master) struct spi_transfer *trans; struct mtk_spi *mdata = spi_master_get_devdata(master); struct spi_message *msg = master->cur_msg; - int ret; - - ret = clk_prepare_enable(mdata->spi_clk); - if (ret < 0) { - dev_err(&master->dev, "failed to enable clock (%d)\n", ret); - return ret; - } trans = list_first_entry(&msg->transfers, struct spi_transfer, transfer_list); @@ -201,15 +194,6 @@ static int mtk_spi_prepare_hardware(struct spi_master *master) mtk_spi_reset(mdata); } - return ret; -} - -static int mtk_spi_unprepare_hardware(struct spi_master *master) -{ - struct mtk_spi *mdata = spi_master_get_devdata(master); - - clk_disable_unprepare(mdata->spi_clk); - return 0; } @@ -541,7 +525,6 @@ static int mtk_spi_probe(struct platform_device *pdev) master->set_cs = mtk_spi_set_cs; master->prepare_transfer_hardware = mtk_spi_prepare_hardware; - master->unprepare_transfer_hardware = mtk_spi_unprepare_hardware; master->prepare_message = mtk_spi_prepare_message; master->transfer_one = mtk_spi_transfer_one; master->can_dma = mtk_spi_can_dma; |