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authorBiju Das <biju.das.jz@bp.renesas.com>2024-08-26 10:08:00 +0100
committerGeert Uytterhoeven <geert+renesas@glider.be>2024-08-29 10:38:56 +0200
commit7fe722ee4c5a2f6d718db18e5f654dd28394f097 (patch)
treed77eb53223de7783b505122b8c05c1ccf53540bd
parentarm64: dts: renesas: rzg2l-smarc: Enable HDMI audio (diff)
downloadwireguard-linux-7fe722ee4c5a2f6d718db18e5f654dd28394f097.tar.xz
wireguard-linux-7fe722ee4c5a2f6d718db18e5f654dd28394f097.zip
arm64: dts: renesas: rzg2lc-smarc: Enable HDMI audio
Enable HDMI audio on the RZ/G2LC SMARC EVK. Set SW 1.5 on the SoM module to the OFF position to turn on HDMI audio. Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Link: https://lore.kernel.org/20240826090803.56176-3-biju.das.jz@bp.renesas.com Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
-rw-r--r--arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts3
-rw-r--r--arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi33
2 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts b/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts
index 0b90367b6d1e..ee5bf2c58051 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts
@@ -47,6 +47,9 @@
#error "Cannot set as both PMOD_MTU3 and SW_RSPI_CAN are mutually exclusive"
#endif
+/* Please set SW_I2S0_I2S1. Default value is 0 */
+#define SW_I2S0_I2S1 0
+
#include "r9a07g044c2.dtsi"
#include "rzg2lc-smarc-som.dtsi"
#include "rzg2lc-smarc.dtsi"
diff --git a/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi
index f21508640b6e..377849cbb462 100644
--- a/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi
@@ -33,6 +33,16 @@
};
};
};
+
+#if (SW_I2S0_I2S1)
+ /delete-node/ sound;
+
+ sound_card {
+ compatible = "audio-graph-card";
+ label = "HDMI-Audio";
+ dais = <&i2s2_port>;
+ };
+#endif
};
#if (SW_SCIF_CAN || SW_RSPI_CAN)
@@ -48,9 +58,11 @@
};
#endif
+#if (!SW_I2S0_I2S1)
&cpu_dai {
sound-dai = <&ssi0>;
};
+#endif
&dsi {
status = "okay";
@@ -104,6 +116,15 @@
remote-endpoint = <&hdmi_con_out>;
};
};
+
+#if (SW_I2S0_I2S1)
+ port@2 {
+ reg = <2>;
+ codec_endpoint: endpoint {
+ remote-endpoint = <&i2s2_cpu_endpoint>;
+ };
+ };
+#endif
};
};
};
@@ -177,6 +198,18 @@
pinctrl-names = "default";
status = "okay";
+
+#if (SW_I2S0_I2S1)
+ i2s2_port: port {
+ i2s2_cpu_endpoint: endpoint {
+ remote-endpoint = <&codec_endpoint>;
+ dai-format = "i2s";
+
+ bitclock-master = <&i2s2_cpu_endpoint>;
+ frame-master = <&i2s2_cpu_endpoint>;
+ };
+ };
+#endif
};
#if (SW_RSPI_CAN)