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authorHans de Goede <hdegoede@redhat.com>2018-03-04 15:36:02 +0100
committerMark Brown <broonie@kernel.org>2018-03-07 14:18:13 +0000
commit8ffaa6a136e6f30e053e78fb9742c7748bef8576 (patch)
tree589461bfff7d11a2757afcbda6ad080f8ac8d753 /sound/soc
parentaed859a2c7ac8c44ba9b3a6f82b5f08da8a0a975 (diff)
ASoC: Intel: bytcr_rt5651: Add quirk micbias OVCD configuration
Add support for setting the micbias OVCD limits device-properties through quirks. And set the limits for this to 2000uA with a scale-factor of 0.75 for the KIANO SlimNote 14.2 device, which is the only device on which jack-detection is currently enabled. Tested-by: Carlo Caione <carlo@endlessm.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc')
-rw-r--r--sound/soc/intel/boards/bytcr_rt5651.c34
1 files changed, 31 insertions, 3 deletions
diff --git a/sound/soc/intel/boards/bytcr_rt5651.c b/sound/soc/intel/boards/bytcr_rt5651.c
index 56f1f076d92c..91b5841af622 100644
--- a/sound/soc/intel/boards/bytcr_rt5651.c
+++ b/sound/soc/intel/boards/bytcr_rt5651.c
@@ -51,14 +51,29 @@ enum {
BYT_RT5651_JD2 = (RT5651_JD2 << 4),
};
+enum {
+ BYT_RT5651_OVCD_TH_600UA = (6 << 8),
+ BYT_RT5651_OVCD_TH_1500UA = (15 << 8),
+ BYT_RT5651_OVCD_TH_2000UA = (20 << 8),
+};
+
+enum {
+ BYT_RT5651_OVCD_SF_0P5 = (RT5651_OVCD_SF_0P5 << 13),
+ BYT_RT5651_OVCD_SF_0P75 = (RT5651_OVCD_SF_0P75 << 13),
+ BYT_RT5651_OVCD_SF_1P0 = (RT5651_OVCD_SF_1P0 << 13),
+ BYT_RT5651_OVCD_SF_1P5 = (RT5651_OVCD_SF_1P5 << 13),
+};
+
#define BYT_RT5651_MAP(quirk) ((quirk) & GENMASK(3, 0))
#define BYT_RT5651_JDSRC(quirk) (((quirk) & GENMASK(7, 4)) >> 4)
+#define BYT_RT5651_OVCD_TH(quirk) (((quirk) & GENMASK(12, 8)) >> 8)
+#define BYT_RT5651_OVCD_SF(quirk) (((quirk) & GENMASK(14, 13)) >> 13)
#define BYT_RT5651_DMIC_EN BIT(16)
#define BYT_RT5651_MCLK_EN BIT(17)
#define BYT_RT5651_MCLK_25MHZ BIT(18)
-/* jack-detect-source + dmic-en + terminating empty entry */
-#define MAX_NO_PROPS 3
+/* jack-detect-source + dmic-en + ovcd-th + -sf + terminating empty entry */
+#define MAX_NO_PROPS 5
struct byt_rt5651_private {
struct clk *mclk;
@@ -78,9 +93,14 @@ static void log_quirks(struct device *dev)
dev_info(dev, "quirk IN2_MAP enabled");
if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN3_MAP)
dev_info(dev, "quirk IN3_MAP enabled");
- if (BYT_RT5651_JDSRC(byt_rt5651_quirk))
+ if (BYT_RT5651_JDSRC(byt_rt5651_quirk)) {
dev_info(dev, "quirk realtek,jack-detect-source %ld\n",
BYT_RT5651_JDSRC(byt_rt5651_quirk));
+ dev_info(dev, "quirk realtek,over-current-threshold-microamp %ld\n",
+ BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100);
+ dev_info(dev, "quirk realtek,over-current-scale-factor %ld\n",
+ BYT_RT5651_OVCD_SF(byt_rt5651_quirk));
+ }
if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN)
dev_info(dev, "quirk DMIC enabled");
if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN)
@@ -304,6 +324,8 @@ static const struct dmi_system_id byt_rt5651_quirk_table[] = {
},
.driver_data = (void *)(BYT_RT5651_MCLK_EN |
BYT_RT5651_JD1_1 |
+ BYT_RT5651_OVCD_TH_2000UA |
+ BYT_RT5651_OVCD_SF_0P75 |
BYT_RT5651_IN1_IN2_MAP),
},
{}
@@ -326,6 +348,12 @@ static int byt_rt5651_add_codec_device_props(const char *i2c_dev_name)
props[cnt++] = PROPERTY_ENTRY_U32("realtek,jack-detect-source",
BYT_RT5651_JDSRC(byt_rt5651_quirk));
+ props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-threshold-microamp",
+ BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100);
+
+ props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-scale-factor",
+ BYT_RT5651_OVCD_SF(byt_rt5651_quirk));
+
if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN)
props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,dmic-en");