Merge tag 'bcm2835-dt-next-2018-04-30' into devicetree/next

This pull request brings in Raspberry Pi 3 B+ support and connects
HDMI hotplug, LEDs, and wifi/bluetooth on the Raspberry Pi 3.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt

@@ -34,6 +34,10 @@ Raspberry Pi 3 Model B
 Required root node properties:
 compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
 
+Raspberry Pi 3 Model B+
+Required root node properties:
+compatible = "raspberrypi,3-model-b-plus", "brcm,bcm2837";
+
 Raspberry Pi Compute Module
 Required root node properties:
 compatible = "raspberrypi,compute-module", "brcm,bcm2835";

arch/arm/boot/dts/Makefile

@@ -75,6 +75,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
 	bcm2835-rpi-a-plus.dtb \
 	bcm2836-rpi-2-b.dtb \
 	bcm2837-rpi-3-b.dtb \
+	bcm2837-rpi-3-b-plus.dtb \
 	bcm2835-rpi-zero.dtb \
 	bcm2835-rpi-zero-w.dtb
 dtb-$(CONFIG_ARCH_BCM_5301X) += \

arch/arm/boot/dts/bcm2835-rpi-a-plus.dts

@@ -101,6 +101,12 @@ &hdmi {
 	hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
 };
 
+&pwm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
+	status = "okay";
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_gpio14>;

arch/arm/boot/dts/bcm2835-rpi-a.dts

@@ -96,6 +96,12 @@ &hdmi {
 	hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
 };
 
+&pwm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
+	status = "okay";
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_gpio14>;

arch/arm/boot/dts/bcm2835-rpi-b-plus.dts

@@ -103,6 +103,12 @@ &hdmi {
 	hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
 };
 
+&pwm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
+	status = "okay";
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_gpio14>;

arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts

@@ -96,6 +96,12 @@ &hdmi {
 	hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
 };
 
+&pwm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
+	status = "okay";
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_gpio14>;

arch/arm/boot/dts/bcm2835-rpi-b.dts

@@ -91,6 +91,12 @@ &hdmi {
 	hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
 };
 
+&pwm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
+	status = "okay";
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_gpio14>;

arch/arm/boot/dts/bcm2835-rpi.dtsi

@@ -83,12 +83,6 @@ &sdhost {
 	bus-width = <4>;
 };
 
-&pwm {
-	pinctrl-names = "default";
-	pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
-	status = "okay";
-};
-
 &usb {
 	power-domains = <&power RPI_POWER_DOMAIN_USB>;
 };

arch/arm/boot/dts/bcm2836-rpi-2-b.dts

@@ -41,6 +41,12 @@ &hdmi {
 	hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
 };
 
+&pwm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45>;
+	status = "okay";
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_gpio14>;

arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts

+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+#include "bcm2837.dtsi"
+#include "bcm2835-rpi.dtsi"
+#include "bcm283x-rpi-lan7515.dtsi"
+#include "bcm283x-rpi-usb-host.dtsi"
+
+/ {
+	compatible = "raspberrypi,3-model-b-plus", "brcm,bcm2837";
+	model = "Raspberry Pi 3 Model B+";
+
+	chosen {
+		/* 8250 auxiliary UART instead of pl011 */
+		stdout-path = "serial1:115200n8";
+	};
+
+	memory {
+		reg = <0 0x40000000>;
+	};
+
+	leds {
+		act {
+			gpios = <&gpio 29 GPIO_ACTIVE_HIGH>;
+		};
+
+		pwr {
+			label = "PWR";
+			gpios = <&expgpio 2 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	wifi_pwrseq: wifi-pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		reset-gpios = <&expgpio 1 GPIO_ACTIVE_HIGH>;
+	};
+};
+
+&firmware {
+	expgpio: gpio {
+		compatible = "raspberrypi,firmware-gpio";
+		gpio-controller;
+		#gpio-cells = <2>;
+		gpio-line-names = "BT_ON",
+				  "WL_ON",
+				  "STATUS_LED",
+				  "LAN_RUN",
+				  "",
+				  "CAM_GPIO0",
+				  "CAM_GPIO1",
+				  "";
+		status = "okay";
+	};
+};
+
+&hdmi {
+	hpd-gpios = <&gpio 28 GPIO_ACTIVE_LOW>;
+};
+
+&pwm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio41>;
+	status = "okay";
+};
+
+/* SDHCI is used to control the SDIO for wireless */
+&sdhci {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&emmc_gpio34>;
+	status = "okay";
+	bus-width = <4>;
+	non-removable;
+	mmc-pwrseq = <&wifi_pwrseq>;
+
+	brcmf: wifi@1 {
+		reg = <1>;
+		compatible = "brcm,bcm4329-fmac";
+	};
+};
+
+/* SDHOST is used to drive the SD card */
+&sdhost {
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdhost_gpio48>;
+	status = "okay";
+	bus-width = <4>;
+};
+
+/* uart0 communicates with the BT module */
+&uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart0_ctsrts_gpio30 &uart0_gpio32 &gpclk2_gpio43>;
+	status = "okay";
+
+	bluetooth {
+		compatible = "brcm,bcm43438-bt";
+		max-speed = <2000000>;
+		shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>;
+	};
+};
+
+/* uart1 is mapped to the pin header */
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_gpio14>;
+	status = "okay";
+};

arch/arm/boot/dts/bcm2837-rpi-3-b.dts

@@ -20,9 +20,14 @@ memory {
 
 	leds {
 		act {
-			gpios = <&gpio 47 GPIO_ACTIVE_HIGH>;
+			gpios = <&expgpio 2 GPIO_ACTIVE_HIGH>;
 		};
 	};
+
+	wifi_pwrseq: wifi-pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		reset-gpios = <&expgpio 1 GPIO_ACTIVE_HIGH>;
+	};
 };
 
 &firmware {
@@ -42,6 +47,16 @@ expgpio: gpio {
 	};
 };
 
+&pwm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio41>;
+	status = "okay";
+};
+
+&hdmi {
+	hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>;
+};
+
 /* uart0 communicates with the BT module */
 &uart0 {
 	pinctrl-names = "default";
@@ -51,6 +66,7 @@ &uart0 {
 	bluetooth {
 		compatible = "brcm,bcm43438-bt";
 		max-speed = <2000000>;
+		shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>;
 	};
 };
 
@@ -63,11 +79,19 @@ &uart1 {
 
 /* SDHCI is used to control the SDIO for wireless */
 &sdhci {
+	#address-cells = <1>;
+	#size-cells = <0>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&emmc_gpio34>;
 	status = "okay";
 	bus-width = <4>;
 	non-removable;
+	mmc-pwrseq = <&wifi_pwrseq>;
+
+	brcmf: wifi@1 {
+		reg = <1>;
+		compatible = "brcm,bcm4329-fmac";
+	};
 };
 
 /* SDHOST is used to drive the SD card */

arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi

+// SPDX-License-Identifier: GPL-2.0
+/ {
+	aliases {
+		ethernet0 = &ethernet;
+	};
+};
+
+&usb {
+	usb-port@1 {
+		compatible = "usb424,2514";
+		reg = <1>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		usb-port@1 {
+			compatible = "usb424,2514";
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			ethernet: ethernet@1 {
+				compatible = "usb424,7800";
+				reg = <1>;
+			};
+		};
+	};
+};

arch/arm64/boot/dts/broadcom/Makefile

 # SPDX-License-Identifier: GPL-2.0
-dtb-$(CONFIG_ARCH_BCM2835) += bcm2837-rpi-3-b.dtb
+dtb-$(CONFIG_ARCH_BCM2835) += bcm2837-rpi-3-b.dtb \
+			      bcm2837-rpi-3-b-plus.dtb
 
 subdir-y	+= northstar2
 subdir-y	+= stingray

arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b-plus.dts

+// SPDX-License-Identifier: GPL-2.0
+#include "arm/bcm2837-rpi-3-b-plus.dts"