hdmi和主板喇叭都没有声音
你好, aio_3399j_v1.3_20181030的开发板我们用你们rk3399-firefly-aio.dts 编译出来的内核,hdmi和主板喇叭都有声音,但用你们rk3399-firefly-aio-lvds-HSX101H40C.dts编译出来的内核,hdmi和主板喇叭都没有声音,麻烦帮忙看看什么问题?谢谢节点都是有的
rk3399_firefly_aio_lvds:/proc/asound # cat cards
0 : rockchip_rt5640 - rockchip,rt5640-codec
rockchip,rt5640-codec
1 : rk-hdmi-dp-soun - rk-hdmi-dp-sound
rk-hdmi-dp-sound 好的,能复现,我们看一下,有结果回复您 lisd 发表于 2020-10-16 15:19
好的,能复现,我们看一下,有结果回复您
嗯嗯,麻烦帮忙尽快看看! 主板喇叭都没有声音 你好,问题目前已解决,可以按照以下补丁修改:diff --git a/kernel/arch/arm64/boot/dts/rockchip/rk3399-firefly-aio-lvds-HSX101H40C.dts b/kernel/arch/arm64/boot/dts/rockchip/rk3399-firefly-aio-lvds-HSX101H40C.dts
index 0432d1c..826db87 100644
--- a/kernel/arch/arm64/boot/dts/rockchip/rk3399-firefly-aio-lvds-HSX101H40C.dts
+++ b/kernel/arch/arm64/boot/dts/rockchip/rk3399-firefly-aio-lvds-HSX101H40C.dts
@@ -213,6 +213,19 @@
status = "okay";
};
+&dmc{
+ status = "disabled";
+};
+
+&iram {
+ /delete-node/ sram@ff8d0000;
+};
+
+&dmac_bus{
+ /delete-property/ iram;
+ /delete-property/ rockchip,force-iram;
+};
+
&cdn_dp {
status = "disabled";
extcon = <&fusb0>;
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