linux-kernel - [PATCH v1 8/8] riscv: dts: starfive: Enable SDIO wifi on JH7100 boards

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Message-Id: <20231126232746.264302-9-emil.renner.berthing@canonical.com>
Date:   Mon, 27 Nov 2023 00:27:46 +0100
From:   Emil Renner Berthing <emil.renner.berthing@...onical.com>
To:     linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Emil Renner Berthing <kernel@...il.dk>,
        Conor Dooley <conor@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
Subject: [PATCH v1 8/8] riscv: dts: starfive: Enable SDIO wifi on JH7100 boards

Add pinctrl and MMC controller nodes for the Broadcom wifi controller
on the BeagleV Starlight and StarFive VisionFive V1 boards.

Signed-off-by: Emil Renner Berthing <emil.renner.berthing@...onical.com>
---
 .../boot/dts/starfive/jh7100-common.dtsi      | 60 +++++++++++++++++++
 1 file changed, 60 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
index adcdbbc4f57f..42fb61c36068 100644
--- a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
@@ -13,6 +13,7 @@
 / {
 	aliases {
 		mmc0 = &sdio0;
+		mmc1 = &sdio1;
 		serial0 = &uart3;
 	};
 
@@ -64,6 +65,11 @@ soc {
 			     <0x00 0xfa000000 0x10 0x7a000000 0x00 0x01000000>,
 			     <0x00 0xfb000000 0x00 0xfb000000 0x07 0x85000000>;
 	};
+
+	wifi_pwrseq: wifi-pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		reset-gpios = <&gpio 37 GPIO_ACTIVE_LOW>;
+	};
 };
 
 &gpio {
@@ -146,6 +152,41 @@ GPO_SDIO0_PAD_CDATA_OEN_BIT3,
 		};
 	};
 
+	sdio1_pins: sdio1-0 {
+		clk-pins {
+			pinmux = <GPIOMUX(33, GPO_SDIO1_PAD_CCLK_OUT,
+				  GPO_ENABLE, GPI_NONE)>;
+			bias-disable;
+			input-disable;
+			input-schmitt-disable;
+		};
+		sdio-pins {
+			pinmux = <GPIOMUX(29,
+				  GPO_SDIO1_PAD_CCMD_OUT,
+				  GPO_SDIO1_PAD_CCMD_OEN,
+				  GPI_SDIO1_PAD_CCMD_IN)>,
+				 <GPIOMUX(36,
+				  GPO_SDIO1_PAD_CDATA_OUT_BIT0,
+				  GPO_SDIO1_PAD_CDATA_OEN_BIT0,
+				  GPI_SDIO1_PAD_CDATA_IN_BIT0)>,
+				 <GPIOMUX(30,
+				  GPO_SDIO1_PAD_CDATA_OUT_BIT1,
+				  GPO_SDIO1_PAD_CDATA_OEN_BIT1,
+				  GPI_SDIO1_PAD_CDATA_IN_BIT1)>,
+				 <GPIOMUX(34,
+				  GPO_SDIO1_PAD_CDATA_OUT_BIT2,
+				  GPO_SDIO1_PAD_CDATA_OEN_BIT2,
+				  GPI_SDIO1_PAD_CDATA_IN_BIT2)>,
+				 <GPIOMUX(31,
+				  GPO_SDIO1_PAD_CDATA_OUT_BIT3,
+				  GPO_SDIO1_PAD_CDATA_OEN_BIT3,
+				  GPI_SDIO1_PAD_CDATA_IN_BIT3)>;
+			bias-pull-up;
+			input-enable;
+			input-schmitt-enable;
+		};
+	};
+
 	uart3_pins: uart3-0 {
 		rx-pins {
 			pinmux = <GPIOMUX(13, GPO_LOW, GPO_DISABLE,
@@ -225,6 +266,25 @@ &sdio0 {
 	status = "okay";
 };
 
+&sdio1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	bus-width = <4>;
+	cap-sd-highspeed;
+	cap-sdio-irq;
+	cap-power-off-card;
+	mmc-pwrseq = <&wifi_pwrseq>;
+	non-removable;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdio1_pins>;
+	status = "okay";
+
+	wifi@1 {
+		compatible = "brcm,bcm4329-fmac";
+		reg = <1>;
+	};
+};
+
 &uart3 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart3_pins>;
-- 
2.40.1