[PATCH v1] ASoC: cs35l41: Update DSP1RX5/6 Sources for DSP config

From: Stefan Binding
Date: Thu Apr 11 2024 - 10:27:45 EST


Currently, all ASoC systems are set to use VPMON for DSP1RX5_SRC,
however, this is required only for internal boost systems.
External boost systems require VBSTMON instead of VPMON to be the
input to DSP1RX5_SRC.
Shared Boost Active acts like Internal boost (requires VPMON).
Shared Boost Passive acts like External boost (requires VBSTMON)
All systems require DSP1RX6_SRC to be set to VBSTMON.

Signed-off-by: Stefan Binding <sbinding@xxxxxxxxxxxxxxxxxxxxx>
---
sound/soc/codecs/cs35l41.c | 26 ++++++++++++++++++++------
1 file changed, 20 insertions(+), 6 deletions(-)

diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c
index dfb4ce53491b..f8e57a2fc3e3 100644
--- a/sound/soc/codecs/cs35l41.c
+++ b/sound/soc/codecs/cs35l41.c
@@ -1094,6 +1094,7 @@ static int cs35l41_handle_pdata(struct device *dev, struct cs35l41_hw_cfg *hw_cf
static int cs35l41_dsp_init(struct cs35l41_private *cs35l41)
{
struct wm_adsp *dsp;
+ uint32_t dsp1rx5_src;
int ret;

dsp = &cs35l41->dsp;
@@ -1113,16 +1114,29 @@ static int cs35l41_dsp_init(struct cs35l41_private *cs35l41)
return ret;
}

- ret = regmap_write(cs35l41->regmap, CS35L41_DSP1_RX5_SRC,
- CS35L41_INPUT_SRC_VPMON);
+ switch (cs35l41->hw_cfg.bst_type) {
+ case CS35L41_INT_BOOST:
+ case CS35L41_SHD_BOOST_ACTV:
+ dsp1rx5_src = CS35L41_INPUT_SRC_VPMON;
+ break;
+ case CS35L41_EXT_BOOST:
+ case CS35L41_SHD_BOOST_PASS:
+ dsp1rx5_src = CS35L41_INPUT_SRC_VBSTMON;
+ break;
+ default:
+ dev_err(cs35l41->dev, "wm_halo_init failed - Invalid Boost Type: %d\n",
+ cs35l41->hw_cfg.bst_type);
+ goto err_dsp;
+ }
+
+ ret = regmap_write(cs35l41->regmap, CS35L41_DSP1_RX5_SRC, dsp1rx5_src);
if (ret < 0) {
- dev_err(cs35l41->dev, "Write INPUT_SRC_VPMON failed: %d\n", ret);
+ dev_err(cs35l41->dev, "Write DSP1RX5_SRC: %d failed: %d\n", dsp1rx5_src, ret);
goto err_dsp;
}
- ret = regmap_write(cs35l41->regmap, CS35L41_DSP1_RX6_SRC,
- CS35L41_INPUT_SRC_CLASSH);
+ ret = regmap_write(cs35l41->regmap, CS35L41_DSP1_RX6_SRC, CS35L41_INPUT_SRC_VBSTMON);
if (ret < 0) {
- dev_err(cs35l41->dev, "Write INPUT_SRC_CLASSH failed: %d\n", ret);
+ dev_err(cs35l41->dev, "Write CS35L41_INPUT_SRC_VBSTMON failed: %d\n", ret);
goto err_dsp;
}
ret = regmap_write(cs35l41->regmap, CS35L41_DSP1_RX7_SRC,
--
2.34.1