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ASoC: rockchip: pdm: using left justified store mode

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Change-Id: I3a787a1c71b6bbbfad632b1f07b1496fd1e5d9fc
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
This commit is contained in:
Sugar Zhang
2018-03-28 11:51:27 +08:00
parent e249d0522e
commit 00e0a18d66
2 changed files with 4 additions and 0 deletions
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1
sound/soc/rockchip/rockchip_pdm.c
View File

@@ -135,6 +135,7 @@ static int rockchip_pdm_hw_params(struct snd_pcm_substream *substream,
regmap_update_bits(pdm->regmap, PDM_HPF_CTRL,
PDM_HPF_LE | PDM_HPF_RE, PDM_HPF_LE | PDM_HPF_RE);
regmap_update_bits(pdm->regmap, PDM_CLK_CTRL, PDM_CLK_EN, PDM_CLK_EN);
regmap_update_bits(pdm->regmap, PDM_CTRL0, PDM_MODE_MSK, PDM_MODE_LJ);
val = 0;
switch (params_format(params)) {

3
sound/soc/rockchip/rockchip_pdm.h
View File

@@ -42,6 +42,9 @@
/* PDM CTRL0 */
#define PDM_PATH_MSK (0xf << 27)
#define PDM_MODE_MSK BIT(31)
#define PDM_MODE_RJ 0
#define PDM_MODE_LJ BIT(31)
#define PDM_PATH3_EN BIT(30)
#define PDM_PATH2_EN BIT(29)
#define PDM_PATH1_EN BIT(28)