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324 lines
6.6 KiB
Diff
324 lines
6.6 KiB
Diff
From 195869e0239b2c28fc7f289ea94295ca57fb51a8 Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Thu, 21 Jan 2016 17:57:49 +0000
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Subject: [PATCH 160/381] BCM270X_DT: Add Pi3 support
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---
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arch/arm/boot/dts/Makefile | 1 +
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arch/arm/boot/dts/bcm2710-rpi-3-b.dts | 192 ++++++++++++++++++++++++++++++++++
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arch/arm/boot/dts/bcm2710.dtsi | 102 ++++++++++++++++++
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3 files changed, 295 insertions(+)
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create mode 100644 arch/arm/boot/dts/bcm2710-rpi-3-b.dts
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create mode 100644 arch/arm/boot/dts/bcm2710.dtsi
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--- a/arch/arm/boot/dts/Makefile
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+++ b/arch/arm/boot/dts/Makefile
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@@ -5,6 +5,7 @@ dtb-$(CONFIG_ARCH_BCM2708) += bcm2708-rp
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dtb-$(CONFIG_ARCH_BCM2708) += bcm2708-rpi-cm.dtb
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dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rpi-cm.dtb
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dtb-$(CONFIG_ARCH_BCM2709) += bcm2709-rpi-2-b.dtb
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+dtb-$(CONFIG_ARCH_BCM2709) += bcm2710-rpi-3-b.dtb
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# Raspberry Pi
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ifeq ($(CONFIG_ARCH_BCM2708),y)
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--- /dev/null
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+++ b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
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@@ -0,0 +1,192 @@
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+/dts-v1/;
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+
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+#include "bcm2710.dtsi"
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+
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+/ {
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+ compatible = "brcm,bcm2710","brcm,bcm2709";
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+ model = "Raspberry Pi 3 Model B";
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+};
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+
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+&gpio {
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+ sdhost_pins: sdhost_pins {
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+ brcm,pins = <48 49 50 51 52 53>;
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+ brcm,function = <4>; /* alt0 */
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+ };
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+
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+ spi0_pins: spi0_pins {
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+ brcm,pins = <9 10 11>;
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+ brcm,function = <4>; /* alt0 */
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+ };
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+
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+ spi0_cs_pins: spi0_cs_pins {
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+ brcm,pins = <8 7>;
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+ brcm,function = <1>; /* output */
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+ };
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+
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+ i2c0_pins: i2c0 {
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+ brcm,pins = <0 1>;
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+ brcm,function = <4>;
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+ };
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+
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+ i2c1_pins: i2c1 {
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+ brcm,pins = <2 3>;
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+ brcm,function = <4>;
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+ };
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+
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+ i2s_pins: i2s {
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+ brcm,pins = <18 19 20 21>;
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+ brcm,function = <4>; /* alt0 */
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+ };
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+
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+ sdio_pins: sdio_pins {
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+ brcm,pins = <34 35 36 37 38 39>;
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+ brcm,function = <7>; // alt3 = SD1
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+ brcm,pull = <0 2 2 2 2 2>;
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+ };
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+
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+ bt_pins: bt_pins {
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+ brcm,pins = <28 29 30 31 43>;
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+ brcm,function = <6 6 6 6 4>; /* alt2:PCM alt0:GPCLK2 */
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+ brcm,pull = <0 0 0 0 0>;
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+ };
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+
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+ uart0_pins: uart0_pins {
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+ brcm,pins = <32 33>;
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+ brcm,function = <7>; /* alt3=UART0 */
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+ brcm,pull = <0 0>;
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+ };
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+
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+ uart1_pins: uart1_pins {
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+ brcm,pins = <14 15>;
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+ brcm,function = <2>; /* alt5=UART1 */
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+ brcm,pull = <0 0>;
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+ };
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+};
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+
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+&sdhost {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&sdhost_pins>;
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+ bus-width = <4>;
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+ status = "okay";
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+};
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+
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+&mmc {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&sdio_pins>;
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+ non-removable;
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+ bus-width = <4>;
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+ status = "okay";
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+ brcm,overclock-50 = <0>;
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+};
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+
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+&soc {
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+ virtgpio: virtgpio {
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+ compatible = "brcm,bcm2835-virtgpio";
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+ gpio-controller;
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+ #gpio-cells = <2>;
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+ firmware = <&firmware>;
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+ status = "okay";
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+ };
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+};
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+
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+&fb {
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+ status = "okay";
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+};
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+
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+&uart0 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&uart0_pins &bt_pins>;
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+ status = "okay";
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+};
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+
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+&uart1 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&uart1_pins>;
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+ status = "okay";
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+};
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+
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+&spi0 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
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+ cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
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+
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+ spidev@0{
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+ compatible = "spidev";
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+ reg = <0>; /* CE0 */
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ spi-max-frequency = <500000>;
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+ };
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+
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+ spidev@1{
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+ compatible = "spidev";
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+ reg = <1>; /* CE1 */
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ spi-max-frequency = <500000>;
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+ };
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+};
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+
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+&i2c0 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&i2c0_pins>;
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+ clock-frequency = <100000>;
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+};
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+
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+&i2c1 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&i2c1_pins>;
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+ clock-frequency = <100000>;
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+};
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+
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+&i2c2 {
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+ clock-frequency = <100000>;
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+};
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+
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+&i2s {
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+ #sound-dai-cells = <0>;
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&i2s_pins>;
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+};
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+
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+&random {
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+ status = "okay";
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+};
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+
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+&leds {
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+ act_led: act {
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+ label = "led0";
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+ linux,default-trigger = "mmc0";
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+ gpios = <&virtgpio 0 0>;
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+ };
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+};
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+
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+/ {
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+ chosen {
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+ bootargs = "8250.nr_uarts=1";
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+ };
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+};
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+
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+/ {
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+ __overrides__ {
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+ uart0 = <&uart0>,"status";
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+ uart0_clkrate = <&clk_uart0>,"clock-frequency:0";
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+ i2s = <&i2s>,"status";
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+ spi = <&spi0>,"status";
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+ i2c0 = <&i2c0>,"status";
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+ i2c1 = <&i2c1>,"status";
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+ i2c2_iknowwhatimdoing = <&i2c2>,"status";
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+ i2c0_baudrate = <&i2c0>,"clock-frequency:0";
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+ i2c1_baudrate = <&i2c1>,"clock-frequency:0";
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+ i2c2_baudrate = <&i2c2>,"clock-frequency:0";
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+ core_freq = <&clk_core>,"clock-frequency:0";
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+
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+ act_led_gpio = <&act_led>,"gpios:4";
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+ act_led_activelow = <&act_led>,"gpios:8";
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+ act_led_trigger = <&act_led>,"linux,default-trigger";
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+
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+ audio = <&audio>,"status";
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+ watchdog = <&watchdog>,"status";
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+ random = <&random>,"status";
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+ };
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+};
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--- /dev/null
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+++ b/arch/arm/boot/dts/bcm2710.dtsi
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@@ -0,0 +1,102 @@
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+#include "bcm2708_common.dtsi"
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+
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+/ {
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+ compatible = "brcm,bcm2710","brcm,bcm2709";
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+ model = "BCM2710";
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+
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+ chosen {
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+ /* No padding required - the boot loader can do that. */
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+ bootargs = "";
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+ };
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+
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+ soc {
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+ ranges = <0x7e000000 0x3f000000 0x01000000>,
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+ <0x40000000 0x40000000 0x00040000>;
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+
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+ local_intc: local_intc {
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+ compatible = "brcm,bcm2836-l1-intc";
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+ reg = <0x40000000 0x100>;
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+ interrupt-controller;
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+ #interrupt-cells = <1>;
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+ interrupt-parent = <&local_intc>;
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+ };
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+
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+ arm-pmu {
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+ compatible = "arm,cortex-a7-pmu";
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+ interrupt-parent = <&local_intc>;
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+ interrupts = <9>;
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+ };
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+
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+ gpiomem {
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+ compatible = "brcm,bcm2835-gpiomem";
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+ reg = <0x7e200000 0x1000>;
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+ status = "okay";
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+ };
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+
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+ timer {
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+ compatible = "arm,armv7-timer";
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+ clock-frequency = <19200000>;
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+ interrupt-parent = <&local_intc>;
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+ interrupts = <0>, // PHYS_SECURE_PPI
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+ <1>, // PHYS_NONSECURE_PPI
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+ <3>, // VIRT_PPI
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+ <2>; // HYP_PPI
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+ always-on;
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+ };
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+
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+ syscon@40000000 {
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+ compatible = "brcm,bcm2836-arm-local", "syscon";
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+ reg = <0x40000000 0x100>;
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+ };
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+ };
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+
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+ cpus: cpus {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+
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+ v7_cpu0: cpu@0 {
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+ device_type = "cpu";
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+ compatible = "arm,cortex-a7";
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+ reg = <0x000>;
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+ clock-frequency = <800000000>;
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+ };
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+
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+ v7_cpu1: cpu@1 {
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+ device_type = "cpu";
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+ compatible = "arm,cortex-a7";
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+ reg = <0x001>;
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+ clock-frequency = <800000000>;
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+ };
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+
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+ v7_cpu2: cpu@2 {
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+ device_type = "cpu";
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+ compatible = "arm,cortex-a7";
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+ reg = <0x002>;
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+ clock-frequency = <800000000>;
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+ };
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+
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+ v7_cpu3: cpu@3 {
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+ device_type = "cpu";
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+ compatible = "arm,cortex-a7";
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+ reg = <0x003>;
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+ clock-frequency = <800000000>;
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+ };
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+ };
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+
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+ __overrides__ {
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+ arm_freq = <&v7_cpu0>, "clock-frequency:0",
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+ <&v7_cpu1>, "clock-frequency:0",
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+ <&v7_cpu2>, "clock-frequency:0",
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+ <&v7_cpu3>, "clock-frequency:0";
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+ };
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+};
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+
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+&watchdog {
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+ status = "okay";
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+};
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+
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+&intc {
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+ compatible = "brcm,bcm2836-armctrl-ic";
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+ interrupt-parent = <&local_intc>;
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+ interrupts = <8>;
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+};
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