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path: root/0002-bcm2837-spidev.patch
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diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
index 3d5f4ada9a2f..fec39e42fd3e 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
@@ -108,3 +108,37 @@
 	pinctrl-0 = <&uart1_gpio14>;
 	status = "okay";
 };
+
+&gpio {
+        spi0_pins: spi0_pins {
+                brcm,pins = <9 10 11>;
+                brcm,function = <4>; /* alt0 */
+        };
+
+        spi0_cs_pins: spi0_cs_pins {
+                brcm,pins = <8 7>;
+                brcm,function = <1>; /* output */
+        };
+};
+
+&spi {
+        pinctrl-names = "default";
+        pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
+        cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
+
+        spidev0: spidev@0{
+                compatible = "spidev";
+                reg = <0>;      /* CE0 */
+                #address-cells = <1>;
+                #size-cells = <0>;
+                spi-max-frequency = <125000000>;
+        };
+
+        spidev1: spidev@1{
+                compatible = "spidev";
+                reg = <1>;      /* CE1 */
+                #address-cells = <1>;
+                #size-cells = <0>;
+                spi-max-frequency = <125000000>;
+        };
+};
diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
index 67c01b62b588..6c2e7ec3b6b4 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
@@ -104,3 +104,37 @@
 	status = "okay";
 	bus-width = <4>;
 };
+
+&gpio {
+	spi0_pins: spi0_pins {
+		brcm,pins = <9 10 11>;
+		brcm,function = <4>; /* alt0 */
+	};
+
+	spi0_cs_pins: spi0_cs_pins {
+		brcm,pins = <8 7>;
+		brcm,function = <1>; /* output */
+	};
+};
+
+&spi {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
+	cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
+
+	spidev0: spidev@0{
+		compatible = "spidev";
+		reg = <0>;	/* CE0 */
+		#address-cells = <1>;
+		#size-cells = <0>;
+		spi-max-frequency = <125000000>;
+	};
+
+	spidev1: spidev@1{
+		compatible = "spidev";
+		reg = <1>;	/* CE1 */
+		#address-cells = <1>;
+		#size-cells = <0>;
+		spi-max-frequency = <125000000>;
+	};
+};