[PATCH linux dev-4.17 5/7] dts: Aspeed: Add devicetree for Aspeed sdhci

Ryan Chen ryanchen.aspeed at gmail.com
Tue Jul 17 17:26:16 AEST 2018


Add devicetree for Aspeed's sdhci

V0->V1
separete patch toe device tree and binding document

Signed-off-by: Ryan Chen <ryanchen.aspeed at gmail.com>
---
 arch/arm/boot/dts/aspeed-ast2500-evb.dts | 14 +++++++++++
 arch/arm/boot/dts/aspeed-g4.dtsi         | 40 ++++++++++++++++++++++++++++++++
 arch/arm/boot/dts/aspeed-g5.dtsi         | 40 ++++++++++++++++++++++++++++++++
 3 files changed, 94 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-ast2500-evb.dts b/arch/arm/boot/dts/aspeed-ast2500-evb.dts
index 5dbb33c..5578ae0 100644
--- a/arch/arm/boot/dts/aspeed-ast2500-evb.dts
+++ b/arch/arm/boot/dts/aspeed-ast2500-evb.dts
@@ -97,6 +97,20 @@
 	};
 };
 
+&sdhci_slot0 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sd1_default>;
+};
+
+&sdhci_slot1 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sd2_default>;
+};
+
 /*
  * Enable port A as device (via the virtual hub) and port B as
  * host by default on the eval board. This can be easily changed
diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index e86fa80..f4a8d7d 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -190,6 +190,13 @@
 				reg = <0x1e720000 0x8000>;	// 32K
 			};
 
+			sdhci: sdhci at 1e740000 {
+				compatible = "simple-bus";
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0 0x1e740000 0x1000>;
+			};
+
 			gpio: gpio at 1e780000 {
 				#gpio-cells = <2>;
 				gpio-controller;
@@ -369,6 +376,39 @@
 	};
 };
 
+&sdhci {
+
+	sdhci_ic: interrupt-controller at 0 {
+		#interrupt-cells = <1>;
+		compatible = "aspeed,aspeed-sdhci-irq";
+		reg = <0x0 0x100>;
+		interrupts = <26>;
+		interrupt-controller;
+		clocks = <&syscon ASPEED_CLK_GATE_SDCLKCLK>;
+	};
+
+	sdhci_slot0: sdhci_slot0 at 100 {
+		compatible = "aspeed,sdhci-ast2400";
+		reg = <0x100 0x100>;
+		interrupts = <0>;
+		interrupt-parent = <&sdhci_ic>;
+		sdhci,auto-cmd12;
+		clocks = <&syscon ASPEED_CLK_SDIO>;
+		status = "disabled";
+	};
+
+	sdhci_slot1: sdhci_slot1 at 200 {
+		compatible = "aspeed,sdhci-ast2400";
+		reg = <0x200 0x100>;
+		interrupts = <1>;
+		interrupt-parent = <&sdhci_ic>;
+		sdhci,auto-cmd12;
+		clocks = <&syscon ASPEED_CLK_SDIO>;
+		status = "disabled";
+	};
+
+};
+
 &i2c {
 	i2c_ic: interrupt-controller at 0 {
 		#interrupt-cells = <1>;
diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index d92f047..effe631 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -256,6 +256,13 @@
 				reg = <0x1e720000 0x9000>;	// 36K
 			};
 
+			sdhci: sdhci at 1e740000 {
+				compatible = "simple-bus";
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0 0x1e740000 0x1000>;
+			};
+
 			gpio: gpio at 1e780000 {
 				#gpio-cells = <2>;
 				gpio-controller;
@@ -446,6 +453,39 @@
 	};
 };
 
+&sdhci {
+
+	sdhci_ic: interrupt-controller at 0 {
+		#interrupt-cells = <1>;
+		compatible = "aspeed,aspeed-sdhci-irq";
+		reg = <0x0 0x100>;
+		interrupts = <26>;
+		interrupt-controller;
+		clocks = <&syscon ASPEED_CLK_GATE_SDCLKCLK>;
+	};
+
+	sdhci_slot0: sdhci_slot0 at 100 {
+		compatible = "aspeed,sdhci-ast2500";
+		reg = <0x100 0x100>;
+		interrupts = <0>;
+		interrupt-parent = <&sdhci_ic>;
+		sdhci,auto-cmd12;
+		clocks = <&syscon ASPEED_CLK_SDIO>;
+		status = "disabled";
+	};
+
+	sdhci_slot1: sdhci_slot1 at 200 {
+		compatible = "aspeed,sdhci-ast2500";
+		reg = <0x200 0x100>;
+		interrupts = <1>;
+		interrupt-parent = <&sdhci_ic>;
+		sdhci,auto-cmd12;
+		clocks = <&syscon ASPEED_CLK_SDIO>;
+		status = "disabled";
+	};
+
+};
+
 &i2c {
 	i2c_ic: interrupt-controller at 0 {
 		#interrupt-cells = <1>;
-- 
2.7.4



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