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[v3,12/21] arm64: dts: hi3660: add spi device nodes

Message ID 20170614082338.15673-13-guodong.xu@linaro.org (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Guodong Xu June 14, 2017, 8:23 a.m. UTC 
From: Wang Xiaoyin <hw.wangxiaoyin@hisilicon.com>

Add spi2 and spi3 device nodes for hi3660, and enable them for hikey960.

On HiKey960:
 - SPI2 is wired out through low speed expansion connector.
 - SPI3 is wired out through high speed expansion connector.

Signed-off-by: Wang Xiaoyin <hw.wangxiaoyin@hisilicon.com>
Signed-off-by: Guodong Xu <guodong.xu@linaro.org>
---
 arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts | 12 +++++++++
 arch/arm64/boot/dts/hisilicon/hi3660.dtsi         | 30 +++++++++++++++++++++++
 2 files changed, 42 insertions(+)
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Patch

diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
index 9ecf6c6..ca448f0 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
@@ -142,3 +142,15 @@ 
 	label = "LS-UART1";
 	status = "okay";
 };
+
+&spi2 {
+	/* On Low speed expansion */
+	label = "LS-SPI0";
+	status = "okay";
+};
+
+&spi3 {
+	/* On High speed expansion */
+	label = "HS-SPI1";
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
index 3b2a3a7..a6b91f1 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
@@ -713,5 +713,35 @@ 
 			clocks = <&sctrl HI3660_PCLK_AO_GPIO6>;
 			clock-names = "apb_pclk";
 		};
+
+		spi2: spi@ffd68000 {
+			compatible = "arm,pl022", "arm,primecell";
+			reg = <0x0 0xffd68000 0x0 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&crg_ctrl HI3660_CLK_GATE_SPI2>;
+			clock-names = "apb_pclk";
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi2_pmx_func>;
+			num-cs = <1>;
+			cs-gpios = <&gpio27 2 0>;
+			status = "disabled";
+		};
+
+		spi3: spi@ff3b3000 {
+			compatible = "arm,pl022", "arm,primecell";
+			reg = <0x0 0xff3b3000 0x0 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <GIC_SPI 312 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&crg_ctrl HI3660_CLK_GATE_SPI3>;
+			clock-names = "apb_pclk";
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi3_pmx_func>;
+			num-cs = <1>;
+			cs-gpios = <&gpio18 5 0>;
+			status = "disabled";
+		};
 	};
 };