[PATCH v2 1/6] arm: dts: mt2701: Add spi device node

Erin Lo
2017-01-13T08:42:53Z

From: Leilk Liu <leilk.liu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>

Add spi device node for MT2701.

Signed-off-by: Leilk Liu <leilk.liu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
Signed-off-by: Erin Lo <erin.lo-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
---
arch/arm/boot/dts/mt2701-evb.dts | 50 ++++++++++++++++++++++++++++++++++++++++
arch/arm/boot/dts/mt2701.dtsi | 39 +++++++++++++++++++++++++++++++
2 files changed, 89 insertions(+)

diff --git a/arch/arm/boot/dts/mt2701-evb.dts b/arch/arm/boot/dts/mt2701-evb.dts
index 082ca88..879f1eb 100644
--- a/arch/arm/boot/dts/mt2701-evb.dts
+++ b/arch/arm/boot/dts/mt2701-evb.dts
@@ -24,6 +24,56 @@
};
};

+&pio {
+ spi_pins_a: spi0@0 {
+ pins_spi {
+ pinmux = <MT2701_PIN_53_SPI0_CSN__FUNC_SPI0_CS>,
+ <MT2701_PIN_54_SPI0_CK__FUNC_SPI0_CK>,
+ <MT2701_PIN_55_SPI0_MI__FUNC_SPI0_MI>,
+ <MT2701_PIN_56_SPI0_MO__FUNC_SPI0_MO>;
+ bias-disable;
+ };
+ };
+
+ spi_pins_b: spi1@0 {
+ pins_spi {
+ pinmux = <MT2701_PIN_7_SPI1_CSN__FUNC_SPI1_CS>,
+ <MT2701_PIN_8_SPI1_MI__FUNC_SPI1_MI>,
+ <MT2701_PIN_9_SPI1_MO__FUNC_SPI1_MO>,
+ <MT2701_PIN_199_SPI1_CLK__FUNC_SPI1_CK>;
+ bias-disable;
+ };
+ };
+
+ spi_pins_c: spi2@0 {
+ pins_spi {
+ pinmux = <MT2701_PIN_101_SPI2_CSN__FUNC_SPI2_CS>,
+ <MT2701_PIN_102_SPI2_MI__FUNC_SPI2_MI>,
+ <MT2701_PIN_103_SPI2_MO__FUNC_SPI2_MO>,
+ <MT2701_PIN_104_SPI2_CLK__FUNC_SPI2_CK>;
+ bias-disable;
+ };
+ };
+};
+
+&spi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi_pins_a>;
+ status = "disabled";
+};
+
+&spi1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi_pins_b>;
+ status = "disabled";
+};
+
+&spi2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi_pins_c>;
+ status = "disabled";
+};
+
&uart0 {
status = "okay";
};
diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
index bdf8954..eb4c6fd 100644
--- a/arch/arm/boot/dts/mt2701.dtsi
+++ b/arch/arm/boot/dts/mt2701.dtsi
@@ -227,6 +227,45 @@
status = "disabled";
};

+ spi0: spi@1100a000 {
+ compatible = "mediatek,mt2701-spi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0 0x1100a000 0 0x100>;
+ interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&topckgen CLK_TOP_SYSPLL3_D2>,
+ <&topckgen CLK_TOP_SPI0_SEL>,
+ <&pericfg CLK_PERI_SPI0>;
+ clock-names = "parent-clk", "sel-clk", "spi-clk";
+ status = "disabled";
+ };
+
+ spi1: spi@11016000 {
+ compatible = "mediatek,mt2701-spi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0 0x11016000 0 0x100>;
+ interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&topckgen CLK_TOP_SYSPLL3_D2>,
+ <&topckgen CLK_TOP_SPI1_SEL>,
+ <&pericfg CLK_PERI_SPI1>;
+ clock-names = "parent-clk", "sel-clk", "spi-clk";
+ status = "disabled";
+ };
+
+ spi2: spi@11017000 {
+ compatible = "mediatek,mt2701-spi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0 0x11017000 0 0x1000>;
+ interrupts = <GIC_SPI 142 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&topckgen CLK_TOP_SYSPLL3_D2>,
+ <&topckgen CLK_TOP_SPI2_SEL>,
+ <&pericfg CLK_PERI_SPI2>;
+ clock-names = "parent-clk", "sel-clk", "spi-clk";
+ status = "disabled";
+ };
+
mmsys: syscon@14000000 {
compatible = "mediatek,mt2701-mmsys", "syscon";
reg = <0 0x14000000 0 0x1000>;
--
1.9.1