arm64: dts: hi3660: add spi device nodes

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>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>

diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
index 9ecf6c676f119a5481b3ca812767cdb3c1c7300e..ca448f0d155f1fcd2325eaeed7d874358fd86f59 100644 (file)
--- 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 3b2a3a7e3facf7cf2b2dc02cdb312fa01cda294e..a6b91f1cadcd1c046725cea4e9ceb7cac4685e20 100644 (file)
--- 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";
+               };
        };
 };