From mboxrd@z Thu Jan 1 00:00:00 1970 From: guodong.xu@linaro.org (Guodong Xu) Date: Thu, 15 Jun 2017 11:04:09 +0800 Subject: [PATCH v4 12/20] arm64: dts: hi3660: add spi device nodes In-Reply-To: <20170615030417.14059-1-guodong.xu@linaro.org> References: <20170615030417.14059-1-guodong.xu@linaro.org> Message-ID: <20170615030417.14059-13-guodong.xu@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Wang Xiaoyin 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 Signed-off-by: Guodong Xu --- arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts | 12 +++++++++ arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 30 +++++++++++++++++++++++ 2 files changed, 42 insertions(+) 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 at ffd68000 { + compatible = "arm,pl022", "arm,primecell"; + reg = <0x0 0xffd68000 0x0 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + interrupts = ; + 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 at ff3b3000 { + compatible = "arm,pl022", "arm,primecell"; + reg = <0x0 0xff3b3000 0x0 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + interrupts = ; + 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"; + }; }; }; -- 2.10.2