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authorAdam Thomson <Adam.Thomson.Opensource@diasemi.com>2015-12-22 18:27:56 +0000
committerMark Brown <broonie@kernel.org>2015-12-23 00:12:00 +0000
commit501f72e9c5205b9d70d5d61e9b186ae7ba873f73 (patch)
tree3bb6fcc6e74fe4ce938bd8b8e5a7ee1cb474671f
parent0aed64c1766d354c819a13a57d8673adaf2266eb (diff)
downloadsound-unstable-501f72e9c5205b9d70d5d61e9b186ae7ba873f73.tar.gz
ASoC: da7219: Remove support for 32KHz PLL mode
PLL mode based on 32KHz master clock not supported in AB silicon so remove support from the driver. Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--sound/soc/codecs/da7219.c10
-rw-r--r--sound/soc/codecs/da7219.h2
2 files changed, 2 insertions, 10 deletions
diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c
index 371768092e17a2..c6d3b32bb4aeab 100644
--- a/sound/soc/codecs/da7219.c
+++ b/sound/soc/codecs/da7219.c
@@ -1074,11 +1074,8 @@ static int da7219_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
u32 freq_ref;
u64 frac_div;
- /* Verify 32KHz, 2MHz - 54MHz MCLK provided, and set input divider */
- if (da7219->mclk_rate == 32768) {
- indiv_bits = DA7219_PLL_INDIV_2_5_MHZ;
- indiv = DA7219_PLL_INDIV_2_5_MHZ_VAL;
- } else if (da7219->mclk_rate < 2000000) {
+ /* Verify 2MHz - 54MHz MCLK provided, and set input divider */
+ if (da7219->mclk_rate < 2000000) {
dev_err(codec->dev, "PLL input clock %d below valid range\n",
da7219->mclk_rate);
return -EINVAL;
@@ -1119,9 +1116,6 @@ static int da7219_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
case DA7219_SYSCLK_PLL_SRM:
pll_ctrl |= DA7219_PLL_MODE_SRM;
break;
- case DA7219_SYSCLK_PLL_32KHZ:
- pll_ctrl |= DA7219_PLL_MODE_32KHZ;
- break;
default:
dev_err(codec->dev, "Invalid PLL config\n");
return -EINVAL;
diff --git a/sound/soc/codecs/da7219.h b/sound/soc/codecs/da7219.h
index 2b3f4471a17fec..5a787e73808419 100644
--- a/sound/soc/codecs/da7219.h
+++ b/sound/soc/codecs/da7219.h
@@ -206,7 +206,6 @@
#define DA7219_PLL_MODE_BYPASS (0x0 << 6)
#define DA7219_PLL_MODE_NORMAL (0x1 << 6)
#define DA7219_PLL_MODE_SRM (0x2 << 6)
-#define DA7219_PLL_MODE_32KHZ (0x3 << 6)
/* DA7219_PLL_FRAC_TOP = 0x22 */
#define DA7219_PLL_FBDIV_FRAC_TOP_SHIFT 0
@@ -780,7 +779,6 @@ enum da7219_sys_clk {
DA7219_SYSCLK_MCLK = 0,
DA7219_SYSCLK_PLL,
DA7219_SYSCLK_PLL_SRM,
- DA7219_SYSCLK_PLL_32KHZ
};
/* Regulators */