ASoC: dt-bindings: rt1011: add r0 and temperature device property (cf775f68) · Commits · 戴 / test

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> Link: https://lore.kernel.org/r/20191016115617.23213-1-shumingf@realtek.com Signed-off-by:

Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/sound/rt1011.txt

+10 −0

Original line number	Diff line number	Diff line
		@@ -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>;
		};

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