@@ -29,6 +29,12 @@
FIELD_PREP(ADAU7118_LRCLK_BCLK_POL_MASK, x)
#define ADAU7118_SPT_SLOT_MASK GENMASK(7, 4)
#define ADAU7118_SPT_SLOT(x) FIELD_PREP(ADAU7118_SPT_SLOT_MASK, x)
+#define ADAU7118_DS_PDM_CLK0_MASK GENMASK(1, 0)
+#define ADAU7118_DS_PDM_CLK0(x) FIELD_PREP(ADAU7118_DS_PDM_CLK0_MASK, x)
+#define ADAU7118_DS_PDM_CLK1_MASK GENMASK(3, 2)
+#define ADAU7118_DS_PDM_CLK1(x) FIELD_PREP(ADAU7118_DS_PDM_CLK1_MASK, x)
+#define ADAU7118_DS_SDATA_MASK GENMASK(5, 4)
+#define ADAU7118_DS_SDATA(x) FIELD_PREP(ADAU7118_DS_SDATA_MASK, x)
#define ADAU7118_FULL_SOFT_R_MASK BIT(1)
#define ADAU7118_FULL_SOFT_R(x) FIELD_PREP(ADAU7118_FULL_SOFT_R_MASK, x)
@@ -489,7 +495,7 @@ static int adau7118_regulator_setup(struct adau7118_data *st)
static int adau7118_parset_dt(const struct adau7118_data *st)
{
int ret;
- u32 dec_ratio = 0;
+ u32 val32 = 0;
/* 4 inputs */
u32 clk_map[4], regval;
@@ -497,9 +503,9 @@ static int adau7118_parset_dt(const struct adau7118_data *st)
return 0;
ret = device_property_read_u32(st->dev, "adi,decimation-ratio",
- &dec_ratio);
+ &val32);
if (!ret) {
- switch (dec_ratio) {
+ switch (val32) {
case 64:
regval = ADAU7118_DEC_RATIO(0);
break;
@@ -510,7 +516,7 @@ static int adau7118_parset_dt(const struct adau7118_data *st)
regval = ADAU7118_DEC_RATIO(2);
break;
default:
- dev_err(st->dev, "Invalid dec ratio: %u", dec_ratio);
+ dev_err(st->dev, "Invalid dec ratio: %u", val32);
return -EINVAL;
}
@@ -537,6 +543,54 @@ static int adau7118_parset_dt(const struct adau7118_data *st)
return ret;
}
+ ret = device_property_read_u32(st->dev, "adi,pdm-clk0-ds",
+ &val32);
+ if (!ret) {
+ if (val32 > 3) {
+ dev_err(st->dev, "Invalid pdm-clk0-ds: %u", val32);
+ return -EINVAL;
+ }
+
+ ret = regmap_update_bits(st->map,
+ ADAU7118_REG_DRIVE_STRENGTH,
+ ADAU7118_DS_PDM_CLK0_MASK,
+ ADAU7118_DS_PDM_CLK0(val32));
+ if (ret)
+ return ret;
+ }
+
+ ret = device_property_read_u32(st->dev, "adi,pdm-clk1-ds",
+ &val32);
+ if (!ret) {
+ if (val32 > 3) {
+ dev_err(st->dev, "Invalid pdm-clk1-ds: %u", val32);
+ return -EINVAL;
+ }
+
+ ret = regmap_update_bits(st->map,
+ ADAU7118_REG_DRIVE_STRENGTH,
+ ADAU7118_DS_PDM_CLK1_MASK,
+ ADAU7118_DS_PDM_CLK1(val32));
+ if (ret)
+ return ret;
+ }
+
+ ret = device_property_read_u32(st->dev, "adi,sdata-ds",
+ &val32);
+ if (!ret) {
+ if (val32 > 3) {
+ dev_err(st->dev, "Invalid sdata-ds: %u", val32);
+ return -EINVAL;
+ }
+
+ ret = regmap_update_bits(st->map,
+ ADAU7118_REG_DRIVE_STRENGTH,
+ ADAU7118_DS_SDATA_MASK,
+ ADAU7118_DS_SDATA(val32));
+ if (ret)
+ return ret;
+ }
+
return 0;
}
This allows users to change SDATA and both PDM clocks pins drive strength during device probing according to their need. Signed-off-by: Dylan Laduranty <dylan.laduranty@mesotic.com> --- Changes since v2: Fixes commit description length sound/soc/codecs/adau7118.c | 62 ++++++++++++++++++++++++++++++++++--- 1 file changed, 58 insertions(+), 4 deletions(-)