[PATCH] ASoC: cs35l41: Steam Deck Shared boost properties quirk

From: Lucas Tanure
Date: Wed Mar 01 2023 - 05:31:26 EST


Add support for Steam Deck bios old properties. If a Steam deck didn't
upgrade the BIOS, the driver should be able to handle the previous
properties for shared boost types.

Signed-off-by: Lucas Tanure <lucas.tanure@xxxxxxxxxxxxx>
---
sound/soc/codecs/cs35l41.c | 14 +++++++++++---
1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c
index c223d83e02cf..d5f9eee88cba 100644
--- a/sound/soc/codecs/cs35l41.c
+++ b/sound/soc/codecs/cs35l41.c
@@ -1037,9 +1037,17 @@ static int cs35l41_handle_pdata(struct device *dev, struct cs35l41_hw_cfg *hw_cf
unsigned int val;
int ret;

- ret = device_property_read_u32(dev, "cirrus,boost-type", &val);
- if (ret >= 0)
- hw_cfg->bst_type = val;
+ if (device_property_read_bool(dev, "cirrus,shared-boost-active")){
+ hw_cfg->bst_type = CS35L41_SHD_BOOST_ACTV;
+ }
+ else if (device_property_read_bool(dev, "cirrus,shared-boost-passive")) {
+ hw_cfg->bst_type = CS35L41_SHD_BOOST_PASS;
+ }
+ else {
+ ret = device_property_read_u32(dev, "cirrus,boost-type", &val);
+ if (ret >= 0)
+ hw_cfg->bst_type = val;
+ }

ret = device_property_read_u32(dev, "cirrus,boost-peak-milliamp", &val);
if (ret >= 0)
--
2.39.2