From 4f647d9215b969bbea270d30f51240acfcdfaed1 Mon Sep 17 00:00:00 2001
From: SW Multimedia <sw.multimedia@starfivetech.com>
Date: Fri, 10 Sep 2021 21:08:28 +0800
Subject: [PATCH] starfive(multimedia): Add pwmdac pinctl and keep 0,2,3,45
 gpio for i2s to dts

---
 .../riscv/dts/jh7100-beaglev-starlight-a1.dts |  2 +-
 arch/riscv/dts/jh7100-beaglev-starlight.dts   | 29 +++++++++++++++----
 2 files changed, 25 insertions(+), 6 deletions(-)

diff --git a/arch/riscv/dts/jh7100-beaglev-starlight-a1.dts b/arch/riscv/dts/jh7100-beaglev-starlight-a1.dts
index 65c0250095..9d7d250a1c 100644
--- a/arch/riscv/dts/jh7100-beaglev-starlight-a1.dts
+++ b/arch/riscv/dts/jh7100-beaglev-starlight-a1.dts
@@ -21,5 +21,5 @@
 
 &gpio {
 	/* don't reset gpio mux for serial console and reset gpio */
-	starfive,keep-gpiomux = <13 14 63>;
+	starfive,keep-gpiomux = <13 14 63 0 2 3 45>;
 };
diff --git a/arch/riscv/dts/jh7100-beaglev-starlight.dts b/arch/riscv/dts/jh7100-beaglev-starlight.dts
index e17a5e4fee..bc1ba46d0b 100644
--- a/arch/riscv/dts/jh7100-beaglev-starlight.dts
+++ b/arch/riscv/dts/jh7100-beaglev-starlight.dts
@@ -94,7 +94,7 @@
 
 &gpio {
 	/* don't reset gpio mux for serial console on uart3 */
-	starfive,keep-gpiomux = <13 14>;
+	starfive,keep-gpiomux = <13 14 0 2 3 45>;
 
 	gmac_pins: gmac-0 {
 		gtxclk-pins {
@@ -218,11 +218,11 @@
 				 <GPIOMUX(5,
 				  GPO_PWM_PAD_OUT_BIT1,
 				  GPO_PWM_PAD_OE_N_BIT1,
-				  GPI_NONE)>,
-				 <GPIOMUX(45,
-				  GPO_PWM_PAD_OUT_BIT2,
-				  GPO_PWM_PAD_OE_N_BIT2,
 				  GPI_NONE)>;
+				//  <GPIOMUX(45,
+				//   GPO_PWM_PAD_OUT_BIT2,
+				//   GPO_PWM_PAD_OE_N_BIT2,
+				//   GPI_NONE)>;
 			bias-disable;
 			drive-strength = <35>;
 			input-disable;
@@ -473,6 +473,19 @@
 		};
 	};
 
+	pwmdac_pins: pwmdac_0 {
+		pwmdac_pins {
+			pinmux = <GPIOMUX(23, GPO_PWMDAC_LEFT_OUT,
+				  GPO_ENABLE, GPI_NONE)>,
+				  <GPIOMUX(24, GPO_PWMDAC_RIGHT_OUT,
+				  GPO_ENABLE, GPI_NONE)>;
+			bias-disable;
+			drive-strength = <35>;
+			input-disable;
+			input-schmitt-disable;
+			slew-rate = <0>;
+		};
+	};
 };
 
 &i2c0 {
@@ -987,6 +1000,12 @@
 	status = "okay";
 };
 
+&pwmdac {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwmdac_pins>;
+	status = "okay";
+};
+
 /* #include "codecs/sf_pdm.dtsi" */
 /* #include "codecs/sf_spdif.dtsi" */
 /* #include "codecs/sf_ac108.dtsi" */