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

From: Emil Renner Berthing
Date: Sun Nov 26 2023 - 18:29:22 EST


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@xxxxxxxxxxxxx>
---
.../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