From: Shuming Fan Date: Wed, 16 Oct 2019 11:56:17 +0000 (+0800) Subject: ASoC: dt-bindings: rt1011: add r0 and temperature device property X-Git-Tag: v5.5-rc1~144^2~62^2~142 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=cf775f68a0939f0e5aad5855f63338c4b5e51c59;p=linux.git ASoC: dt-bindings: rt1011: add r0 and temperature device property 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 Link: https://lore.kernel.org/r/20191016115617.23213-1-shumingf@realtek.com Signed-off-by: Mark Brown --- 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>; };