From: ChiYuan Huang <cy_huang@xxxxxxxxxxx>
Use device id reg to be compatible with rt9120 and rt9120s.
Signed-off-by: ChiYuan Huang <cy_huang@xxxxxxxxxxx>
---
sound/soc/codecs/rt9120.c | 33 +++++++++++++++++++++++++++++----
1 file changed, 29 insertions(+), 4 deletions(-)
diff --git a/sound/soc/codecs/rt9120.c b/sound/soc/codecs/rt9120.c
index d007d00..6974705 100644
--- a/sound/soc/codecs/rt9120.c
+++ b/sound/soc/codecs/rt9120.c
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
#include <linux/bits.h>
+#include <linux/bitfield.h>
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
#include <linux/i2c.h>
@@ -23,6 +24,7 @@
#define RT9120_REG_ERRRPT 0x10
#define RT9120_REG_MSVOL 0x20
#define RT9120_REG_SWRESET 0x40
+#define RT9120_REG_INTERCFG 0x63
#define RT9120_REG_INTERNAL0 0x65
#define RT9120_REG_INTERNAL1 0x69
#define RT9120_REG_UVPOPT 0x6C
@@ -49,7 +51,8 @@
#define RT9120_DVDD_UVSEL_MASK GENMASK(5, 4)
#define RT9120_AUTOSYNC_MASK BIT(6)
-#define RT9120_VENDOR_ID 0x4200
+#define RT9120_VENDOR_ID 0x42
+#define RT9120S_VENDOR_ID 0x43
#define RT9120_RESET_WAITMS 20
#define RT9120_CHIPON_WAITMS 20
#define RT9120_AMPON_WAITMS 50
@@ -63,9 +66,16 @@
SNDRV_PCM_FMTBIT_S24_LE |\
SNDRV_PCM_FMTBIT_S32_LE)
+enum {
+ CHIP_IDX_RT9120 = 0,
+ CHIP_IDX_RT9120S,
+ CHIP_IDX_MAX
+};
+
struct rt9120_data {
struct device *dev;
struct regmap *regmap;
+ int chip_idx;
};
/* 11bit [min,max,step] = [-103.9375dB, 24dB, 0.0625dB] */
@@ -151,7 +161,12 @@ static int rt9120_codec_probe(struct snd_soc_component *comp)
snd_soc_component_init_regmap(comp, data->regmap);
/* Internal setting */
- snd_soc_component_write(comp, RT9120_REG_INTERNAL0, 0x04);
+ if (data->chip_idx == CHIP_IDX_RT9120S) {
+ snd_soc_component_write(comp, RT9120_REG_INTERCFG, 0xde);
+ snd_soc_component_write(comp, RT9120_REG_INTERNAL0, 0x66);
+ } else
+ snd_soc_component_write(comp, RT9120_REG_INTERNAL0, 0x04);
+
return 0;
}
@@ -291,6 +306,7 @@ static const struct regmap_range rt9120_rd_yes_ranges[] = {
regmap_reg_range(0x20, 0x27),
regmap_reg_range(0x30, 0x38),
regmap_reg_range(0x3A, 0x40),
+ regmap_reg_range(0x63, 0x63),
regmap_reg_range(0x65, 0x65),
regmap_reg_range(0x69, 0x69),
regmap_reg_range(0x6C, 0x6C),
@@ -310,6 +326,7 @@ static const struct regmap_range rt9120_wr_yes_ranges[] = {
regmap_reg_range(0x30, 0x38),
regmap_reg_range(0x3A, 0x3D),
regmap_reg_range(0x40, 0x40),
+ regmap_reg_range(0x63, 0x63),
regmap_reg_range(0x65, 0x65),
regmap_reg_range(0x69, 0x69),
regmap_reg_range(0x6C, 0x6C),
@@ -402,8 +419,16 @@ static int rt9120_check_vendor_info(struct rt9120_data *data)
if (ret)
return ret;
- if ((devid & RT9120_VID_MASK) != RT9120_VENDOR_ID) {
- dev_err(data->dev, "DEVID not correct [0x%04x]\n", devid);
+ devid = FIELD_GET(RT9120_VID_MASK, devid);
+ switch (devid) {
+ case RT9120_VENDOR_ID:
+ data->chip_idx = CHIP_IDX_RT9120;
+ break;
+ case RT9120S_VENDOR_ID:
+ data->chip_idx = CHIP_IDX_RT9120S;
+ break;
+ default:
+ dev_err(data->dev, "DEVID not correct [0x%0x]\n", devid);
return -ENODEV;
}
--
2.7.4
