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* [alsa-devel] [PATCH] ASoC: dt-bindings: rt1011: add r0 and temperature device property
@ 2019-10-16 11:56 shumingf
  2019-10-16 12:54 ` Mark Brown
  2019-10-16 12:58 ` [alsa-devel] Applied "ASoC: dt-bindings: rt1011: add r0 and temperature device property" to the asoc tree Mark Brown
  0 siblings, 2 replies; 4+ messages in thread
From: shumingf @ 2019-10-16 11:56 UTC (permalink / raw)
  To: broonie, lgirdwood
  Cc: oder_chiou, jack.yu, alsa-devel, lars, cychiang, derek.fang,
	Shuming Fan, flove

From: Shuming Fan <shumingf@realtek.com>

Typically, the r0 (calibration data) and temperature were measured in the factory.
This information is written into the non-volatile area
where keeps data whether factory reset or OS update.

Signed-off-by: Shuming Fan <shumingf@realtek.com>
---
 Documentation/devicetree/bindings/sound/rt1011.txt | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/rt1011.txt b/Documentation/devicetree/bindings/sound/rt1011.txt
index 35a23e60d679..02d53b9aa247 100644
--- a/Documentation/devicetree/bindings/sound/rt1011.txt
+++ b/Documentation/devicetree/bindings/sound/rt1011.txt
@@ -20,6 +20,14 @@ Required properties:
         |     1     |    1     |   0x3b     |
         -------------------------------------
 
+Optional properties:
+
+- realtek,temperature_calib
+  u32. The temperature was measured while doing the calibration. Units: Celsius degree
+
+- realtek,r0_calib
+  u32. This is r0 calibration data which was measured in factory mode.
+
 Pins on the device (for linking into audio routes) for RT1011:
 
   * SPO
@@ -29,4 +37,6 @@ Example:
 rt1011: codec@38 {
 	compatible = "realtek,rt1011";
 	reg = <0x38>;
+	realtek,temperature_calib = <25>;
+	realtek,r0_calib = <0x224050>;
 };
-- 
2.23.0

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2019-10-16 11:56 [alsa-devel] [PATCH] ASoC: dt-bindings: rt1011: add r0 and temperature device property shumingf
2019-10-16 12:54 ` Mark Brown
2019-10-16 12:57   ` Mark Brown
2019-10-16 12:58 ` [alsa-devel] Applied "ASoC: dt-bindings: rt1011: add r0 and temperature device property" to the asoc tree Mark Brown

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