添加内核启动阶段播放声音的驱动

2025-04-11 18:29:20 +08:00
parent 485e855b5e
commit 2daf93c952
11 changed files with 1609 additions and 0 deletions
--- a/lichee/linux-4.9/arch/arm/boot/dts/sun8iw21p1.dtsi
+++ b/lichee/linux-4.9/arch/arm/boot/dts/sun8iw21p1.dtsi
@@ -1170,6 +1170,15 @@
 			gpr_cur_pos = <6>;
 		};

+		codec_has:codec_has@0x02030000 {
+			#sound-dai-cells = <0>;
+			compatible	= "has,has-snd-codec";
+			reg		= <0x0 0x02030000 0x0 0x34C>;
+			clocks		= <&clk_pll_audio>,
+					  <&clk_codec_dac>,
+					  <&clk_codec_adc>;
+			status = "disabled";
+		};
 		/* audio dirver module -> audio codec */
 		codec:codec@0x02030000 {
 			#sound-dai-cells = <0>;