linux-kernel - [PATCH v5 8/8] riscv: sophgo: dts: add mmc controllers for SG2042 SoC

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Message-Id: <5110a64d513390c01daf3b4a6a6fc5560baf77a8.1721377374.git.unicorn_wang@outlook.com>
Date: Fri, 19 Jul 2024 16:47:22 +0800
From: Chen Wang <unicornxw@...il.com>
To: adrian.hunter@...el.com,
	aou@...s.berkeley.edu,
	conor+dt@...nel.org,
	guoren@...nel.org,
	inochiama@...look.com,
	jszhang@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	palmer@...belt.com,
	paul.walmsley@...ive.com,
	robh@...nel.org,
	ulf.hansson@...aro.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-mmc@...r.kernel.org,
	linux-riscv@...ts.infradead.org,
	chao.wei@...hgo.com,
	haijiao.liu@...hgo.com,
	xiaoguang.xing@...hgo.com,
	tingzhu.wang@...hgo.com
Cc: Chen Wang <unicorn_wang@...look.com>
Subject: [PATCH v5 8/8] riscv: sophgo: dts: add mmc controllers for SG2042 SoC

From: Chen Wang <unicorn_wang@...look.com>

SG2042 has two MMC controller, one for emmc, another for sd-card.

Signed-off-by: Chen Wang <unicorn_wang@...look.com>
---
 .../boot/dts/sophgo/sg2042-milkv-pioneer.dts  | 17 +++++++++++
 arch/riscv/boot/dts/sophgo/sg2042.dtsi        | 28 +++++++++++++++++++
 2 files changed, 45 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts b/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
index 49b4b9c2c101..164db23586e0 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
+++ b/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
@@ -14,6 +14,23 @@ chosen {
 	};
 };
 
+&emmc {
+	bus-width = <4>;
+	no-sdio;
+	no-sd;
+	non-removable;
+	wp-inverted;
+	status = "okay";
+};
+
+&sd {
+	bus-width = <4>;
+	no-sdio;
+	no-mmc;
+	wp-inverted;
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
index 81fda312f988..e3194f147d13 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
@@ -346,5 +346,33 @@ uart0: serial@...0000000 {
 			resets = <&rstgen RST_UART0>;
 			status = "disabled";
 		};
+
+		emmc: mmc@...002a000 {
+			compatible = "sophgo,sg2042-dwcmshc";
+			reg = <0x70 0x4002a000 0x0 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <134 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clkgen GATE_CLK_EMMC_100M>,
+				 <&clkgen GATE_CLK_AXI_EMMC>,
+				 <&clkgen GATE_CLK_100K_EMMC>;
+			clock-names = "core",
+				      "bus",
+				      "timer";
+			status = "disabled";
+		};
+
+		sd: mmc@...002b000 {
+			compatible = "sophgo,sg2042-dwcmshc";
+			reg = <0x70 0x4002b000 0x0 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <136 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clkgen GATE_CLK_SD_100M>,
+				 <&clkgen GATE_CLK_AXI_SD>,
+				 <&clkgen GATE_CLK_100K_SD>;
+			clock-names = "core",
+				      "bus",
+				      "timer";
+			status = "disabled";
+		};
 	};
 };
-- 
2.34.1