[PATCH v4 23/24] arm64: dts: renesas: rzg3s-smarc: Enable SSI3

[Claudiu <claudiu.beznea@xxxxxxxxx>]

From: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>

Enable SSI3.

Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
---

Changes in v4:
- collected tags
- dropped status for audio_clk2

Changes in v3:
- none

Changes in v2:
- none

 arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi | 25 ++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi
index 899d88467d79..1944468a2961 100644
--- a/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi
@@ -64,6 +64,10 @@ vccq_sdhi1: regulator-vccq-sdhi1 {
 	};
 };
 
+&audio_clk2 {
+	clock-frequency = <12288000>;
+};
+
 &i2c0 {
 	status = "okay";
 
@@ -105,6 +109,11 @@ power-monitor@44 {
 };
 
 &pinctrl {
+	audio_clock_pins: audio-clock {
+		pins = "AUDIO_CLK1", "AUDIO_CLK2";
+		input-enable;
+	};
+
 	key-1-gpio-hog {
 		gpio-hog;
 		gpios = <RZG2L_GPIO(18, 0) GPIO_ACTIVE_LOW>;
@@ -162,6 +171,13 @@ cd {
 			pinmux = <RZG2L_PORT_PINMUX(0, 2, 1)>; /* SD1_CD */
 		};
 	};
+
+	ssi3_pins: ssi3 {
+		pinmux = <RZG2L_PORT_PINMUX(18, 2, 8)>, /* BCK */
+			 <RZG2L_PORT_PINMUX(18, 3, 8)>, /* RCK */
+			 <RZG2L_PORT_PINMUX(18, 4, 8)>, /* TXD */
+			 <RZG2L_PORT_PINMUX(18, 5, 8)>; /* RXD */
+	};
 };
 
 &scif0 {
@@ -182,3 +198,12 @@ &sdhi1 {
 	max-frequency = <125000000>;
 	status = "okay";
 };
+
+&ssi3 {
+	clocks = <&cpg CPG_MOD R9A08G045_SSI3_PCLK2>,
+		 <&cpg CPG_MOD R9A08G045_SSI3_PCLK_SFR>,
+		 <&versa3 2>, <&audio_clk2>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&ssi3_pins>, <&audio_clock_pins>;
+	status = "okay";
+};
-- 
2.39.2