[PATCH v3 3/3] riscv: dts: starfive: Add mmc node

William Qiu
2023-02-03T08:21:36Z

This adds the mmc node for the StarFive JH7110 SoC.
Set mmco node to emmc and set mmc1 node to sd.

Signed-off-by: William Qiu <william.qiu@starfivetech.com>
---
.../jh7110-starfive-visionfive-2.dtsi | 23 ++++++++++++
arch/riscv/boot/dts/starfive/jh7110.dtsi | 37 +++++++++++++++++++
2 files changed, 60 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
index c60280b89c73..e1a0248e907f 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
@@ -42,6 +42,29 @@ &rtc_osc {
clock-frequency = <32768>;
};

+&mmc0 {
+ max-frequency = <100000000>;
+ bus-width = <8>;
+ cap-mmc-highspeed;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ non-removable;
+ cap-mmc-hw-reset;
+ post-power-on-delay-ms = <200>;
+ status = "okay";
+};
+
+&mmc1 {
+ max-frequency = <100000000>;
+ bus-width = <4>;
+ no-sdio;
+ no-mmc;
+ broken-cd;
+ cap-sd-highspeed;
+ post-power-on-delay-ms = <200>;
+ status = "okay";
+};
+
&gmac0_rmii_refin {
clock-frequency = <50000000>;
};
diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index 64d260ea1f29..ae1a664e7af5 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -370,6 +370,11 @@ syscrg: clock-controller@13020000 {
#reset-cells = <1>;
};

+ sysreg: syscon@13030000 {
+ compatible = "starfive,sysreg", "syscon";
+ reg = <0x0 0x13030000 0x0 0x1000>;
+ };
+
gpio: gpio@13040000 {
compatible = "starfive,jh7110-sys-pinctrl";
reg = <0x0 0x13040000 0x0 0x10000>;
@@ -407,5 +412,37 @@ gpioa: gpio@17020000 {
gpio-controller;
#gpio-cells = <2>;
};
+
+ mmc0: mmc@16010000 {
+ compatible = "starfive,jh7110-mmc";
+ reg = <0x0 0x16010000 0x0 0x10000>;
+ clocks = <&syscrg JH7110_SYSCLK_SDIO0_AHB>,
+ <&syscrg JH7110_SYSCLK_SDIO0_SDCARD>;
+ clock-names = "biu","ciu";
+ resets = <&syscrg JH7110_SYSRST_SDIO0_AHB>;
+ reset-names = "reset";
+ interrupts = <74>;
+ fifo-depth = <32>;
+ fifo-watermark-aligned;
+ data-addr = <0>;
+ starfive,sysreg = <&sysreg 0x14 0x1a 0x7c000000>;
+ status = "disabled";
+ };
+
+ mmc1: mmc@16020000 {
+ compatible = "starfive,jh7110-mmc";
+ reg = <0x0 0x16020000 0x0 0x10000>;
+ clocks = <&syscrg JH7110_SYSCLK_SDIO1_AHB>,
+ <&syscrg JH7110_SYSCLK_SDIO1_SDCARD>;
+ clock-names = "biu","ciu";
+ resets = <&syscrg JH7110_SYSRST_SDIO1_AHB>;
+ reset-names = "reset";
+ interrupts = <75>;
+ fifo-depth = <32>;
+ fifo-watermark-aligned;
+ data-addr = <0>;
+ starfive,sysreg = <&sysreg 0x9c 0x1 0x3e>;
+ status = "disabled";
+ };
};
};
--
2.34.1