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| author | Jianqun <jay.xu@rock-chips.com> | 2014-09-13 08:43:13 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-09-13 09:36:54 -0700 |
| commit | 01605ad12875c7b5ed71b486f9badb338f4f8c21 (patch) | |
| tree | d9ae6e0a99517651d1e6c3dbc29577ab51e68790 /sound/soc/rockchip | |
| parent | 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 (diff) | |
| download | blackbird-obmc-linux-01605ad12875c7b5ed71b486f9badb338f4f8c21.tar.gz blackbird-obmc-linux-01605ad12875c7b5ed71b486f9badb338f4f8c21.zip | |
ASoC: rockchip-i2s: enable "hclk" for rockchip I2S controller
As "hclk" is used for rockchip I2S controller, driver must to enable
it in probe.
Tested on RK3288 with max98090.
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/rockchip')
| -rw-r--r-- | sound/soc/rockchip/rockchip_i2s.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/soc/rockchip/rockchip_i2s.c b/sound/soc/rockchip/rockchip_i2s.c index 8d8e4b59049f..dd423c611d96 100644 --- a/sound/soc/rockchip/rockchip_i2s.c +++ b/sound/soc/rockchip/rockchip_i2s.c @@ -419,6 +419,11 @@ static int rockchip_i2s_probe(struct platform_device *pdev) dev_err(&pdev->dev, "Can't retrieve i2s bus clock\n"); return PTR_ERR(i2s->hclk); } + ret = clk_prepare_enable(i2s->hclk); + if (ret) { + dev_err(i2s->dev, "hclock enable failed %d\n", ret); + return ret; + } i2s->mclk = devm_clk_get(&pdev->dev, "i2s_clk"); if (IS_ERR(i2s->mclk)) { |
