ASoC: twl6040: Read the TRIM values from the chip

Update the reg_cache with values from chip regarding to TRIM.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c
index 91b9818..7226ae7 100644 (file)
--- a/sound/soc/codecs/twl6040.c
+++ b/sound/soc/codecs/twl6040.c
@@ -278,9 +278,16 @@ static void twl6040_init_chip(struct snd_soc_codec *codec)
        struct twl6040 *twl6040 = codec->control_data;
        u8 val;
 
+       /* Update reg_cache: ASICREV, and TRIM values */
        val = twl6040_get_revid(twl6040);
        twl6040_write_reg_cache(codec, TWL6040_REG_ASICREV, val);
 
+       twl6040_read_reg_volatile(codec, TWL6040_REG_TRIM1);
+       twl6040_read_reg_volatile(codec, TWL6040_REG_TRIM2);
+       twl6040_read_reg_volatile(codec, TWL6040_REG_TRIM3);
+       twl6040_read_reg_volatile(codec, TWL6040_REG_HSOTRIM);
+       twl6040_read_reg_volatile(codec, TWL6040_REG_HFOTRIM);
+
        /* Change chip defaults */
        /* No imput selected for microphone amplifiers */
        twl6040_write_reg_cache(codec, TWL6040_REG_MICLCTL, 0x18);