HW can provide 1.6V micbias level as well the existing levels already provided in the driver. This patch adds support for 1.6V to the DT binding.
Signed-off-by: Adam Thomson <[email protected]> --- Documentation/devicetree/bindings/sound/da7219.txt | 2 +- include/sound/da7219.h | 3 ++- sound/soc/codecs/da7219.c | 3 +++ 3 files changed, 6 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/sound/da7219.txt b/Documentation/devicetree/bindings/sound/da7219.txt index 062a2a0..cf61681 100644 --- a/Documentation/devicetree/bindings/sound/da7219.txt +++ b/Documentation/devicetree/bindings/sound/da7219.txt @@ -29,7 +29,7 @@ Optional properties: - clock-names : Clock name string for 'clocks' attribute, should be "mclk". - dlg,micbias-lvl : Voltage (mV) for Mic Bias - [<1800>, <2000>, <2200>, <2400>, <2600>] + [<1600>, <1800>, <2000>, <2200>, <2400>, <2600>] - dlg,mic-amp-in-sel : Mic input source type ["diff", "se_p", "se_n"] diff --git a/include/sound/da7219.h b/include/sound/da7219.h index 307198b..02876ac 100644 --- a/include/sound/da7219.h +++ b/include/sound/da7219.h @@ -16,7 +16,8 @@ /* Mic Bias */ enum da7219_micbias_voltage { - DA7219_MICBIAS_1_8V = 1, + DA7219_MICBIAS_1_6V = 0, + DA7219_MICBIAS_1_8V, DA7219_MICBIAS_2_0V, DA7219_MICBIAS_2_2V, DA7219_MICBIAS_2_4V, diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c index 5daeec8..c019fef 100644 --- a/sound/soc/codecs/da7219.c +++ b/sound/soc/codecs/da7219.c @@ -1410,6 +1410,8 @@ static enum da7219_micbias_voltage da7219_of_micbias_lvl(struct snd_soc_codec *codec, u32 val) { switch (val) { + case 1600: + return DA7219_MICBIAS_1_6V; case 1800: return DA7219_MICBIAS_1_8V; case 2000: @@ -1571,6 +1573,7 @@ static void da7219_handle_pdata(struct snd_soc_codec *codec) /* Mic Bias voltages */ switch (pdata->micbias_lvl) { + case DA7219_MICBIAS_1_6V: case DA7219_MICBIAS_1_8V: case DA7219_MICBIAS_2_0V: case DA7219_MICBIAS_2_2V: -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
