[PATCH v1 7/8] riscv: dts: starfive: Enable SD-card on JH7100 boards

From: Emil Renner Berthing
Date: Sun Nov 26 2023 - 18:29:14 EST


Add pinctrl and MMC device tree nodes for the SD-card 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 | 47 +++++++++++++++++++
1 file changed, 47 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
index 3af88e6970a3..adcdbbc4f57f 100644
--- a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
@@ -12,6 +12,7 @@

/ {
aliases {
+ mmc0 = &sdio0;
serial0 = &uart3;
};

@@ -108,6 +109,43 @@ GPO_I2C2_PAD_SDA_OEN,
};
};

+ sdio0_pins: sdio0-0 {
+ clk-pins {
+ pinmux = <GPIOMUX(54, GPO_SDIO0_PAD_CCLK_OUT,
+ GPO_ENABLE, GPI_NONE)>;
+ bias-disable;
+ input-disable;
+ input-schmitt-disable;
+ };
+ sdio-pins {
+ pinmux = <GPIOMUX(55, GPO_LOW, GPO_DISABLE,
+ GPI_SDIO0_PAD_CARD_DETECT_N)>,
+ <GPIOMUX(53,
+ GPO_SDIO0_PAD_CCMD_OUT,
+ GPO_SDIO0_PAD_CCMD_OEN,
+ GPI_SDIO0_PAD_CCMD_IN)>,
+ <GPIOMUX(49,
+ GPO_SDIO0_PAD_CDATA_OUT_BIT0,
+ GPO_SDIO0_PAD_CDATA_OEN_BIT0,
+ GPI_SDIO0_PAD_CDATA_IN_BIT0)>,
+ <GPIOMUX(50,
+ GPO_SDIO0_PAD_CDATA_OUT_BIT1,
+ GPO_SDIO0_PAD_CDATA_OEN_BIT1,
+ GPI_SDIO0_PAD_CDATA_IN_BIT1)>,
+ <GPIOMUX(51,
+ GPO_SDIO0_PAD_CDATA_OUT_BIT2,
+ GPO_SDIO0_PAD_CDATA_OEN_BIT2,
+ GPI_SDIO0_PAD_CDATA_IN_BIT2)>,
+ <GPIOMUX(52,
+ GPO_SDIO0_PAD_CDATA_OUT_BIT3,
+ GPO_SDIO0_PAD_CDATA_OEN_BIT3,
+ GPI_SDIO0_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,
@@ -178,6 +216,15 @@ &osc_aud {
clock-frequency = <27000000>;
};

+&sdio0 {
+ broken-cd;
+ bus-width = <4>;
+ cap-sd-highspeed;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdio0_pins>;
+ status = "okay";
+};
+
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&uart3_pins>;
--
2.40.1