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275 lines
5.9 KiB
Diff
275 lines
5.9 KiB
Diff
From 09bd29626a880f4bbcd4d3b3ebbdbaf170e0b27c Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Fri, 21 Jul 2017 11:33:25 +0100
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Subject: [PATCH 250/454] BCM270X_DT: Add Pi 3+ dts files
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Signed-off-by: Phil Elwell <phil@raspberrypi.org>
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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-plus.dts | 183 +++++++++++++++++++++
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arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi | 36 ++++
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arch/arm/boot/dts/overlays/README | 8 +
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4 files changed, 228 insertions(+)
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create mode 100644 arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts
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create mode 100644 arch/arm/boot/dts/bcm283x-rpi-lan7515.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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@@ -8,6 +8,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
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bcm2708-rpi-0-w.dtb \
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bcm2709-rpi-2-b.dtb \
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bcm2710-rpi-3-b.dtb \
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+ bcm2710-rpi-3-b-plus.dtb \
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bcm2710-rpi-cm3.dtb
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dtb-$(CONFIG_ARCH_ALPINE) += \
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--- /dev/null
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+++ b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts
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@@ -0,0 +1,183 @@
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+/dts-v1/;
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+
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+#include "bcm2710.dtsi"
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+#include "bcm283x-rpi-lan7515.dtsi"
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+
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+/ {
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+ compatible = "raspberrypi,3-model-b-plus", "brcm,bcm2837";
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+ model = "Raspberry Pi 3 Model B+";
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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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+ aliases {
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+ serial0 = &uart1;
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+ serial1 = &uart0;
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+ };
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+};
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+
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+&gpio {
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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 = <43>;
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+ brcm,function = <4>; /* alt0:GPCLK2 */
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+ brcm,pull = <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 2>;
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+ };
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+
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+ uart1_pins: uart1_pins {
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+ brcm,pins;
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+ brcm,function;
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+ brcm,pull;
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+ };
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+
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+ audio_pins: audio_pins {
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+ brcm,pins = <40 41>;
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+ brcm,function = <4>;
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+ };
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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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+ expgpio: expgpio {
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+ compatible = "brcm,bcm2835-expgpio";
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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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+&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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+ spidev0: 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 = <125000000>;
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+ };
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+
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+ spidev1: 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 = <125000000>;
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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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+ pinctrl-names = "default";
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+ pinctrl-0 = <&i2s_pins>;
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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 = <&gpio 29 0>;
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+ };
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+
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+ pwr_led: pwr {
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+ label = "led1";
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+ linux,default-trigger = "default-on";
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+ gpios = <&expgpio 2 GPIO_ACTIVE_LOW>;
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+ };
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+};
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+
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+&hdmi {
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+ hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>;
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+};
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+
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+&audio {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&audio_pins>;
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+};
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+
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+/ {
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+ __overrides__ {
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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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+ pwr_led_gpio = <&pwr_led>,"gpios:4";
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+ pwr_led_activelow = <&pwr_led>,"gpios:8";
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+ pwr_led_trigger = <&pwr_led>,"linux,default-trigger";
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+ };
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+};
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--- /dev/null
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+++ b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi
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@@ -0,0 +1,36 @@
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+/ {
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+ aliases {
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+ ethernet0 = ðernet;
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+ };
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+};
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+
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+&usb {
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+ usb1@1 {
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+ compatible = "usb424,2514";
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+ reg = <1>;
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+
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+ usb1_1@1 {
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+ compatible = "usb424,2514";
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+ reg = <1>;
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+
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+ ethernet: usbether@1 {
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+ compatible = "usb424,7800";
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+ reg = <1>;
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+ microchip,eee-enabled;
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+ microchip,tx-lpi-timer = <600>; /* non-aggressive*/
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+ };
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+ };
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+ };
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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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+ eee = <ðernet>,"microchip,eee-enabled?";
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+ tx_lpi_timer = <ðernet>,"microchip,tx-lpi-timer:0";
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+ };
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+};
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -89,6 +89,10 @@ Params:
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audio Set to "on" to enable the onboard ALSA audio
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interface (default "off")
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+ eee Enable Energy Efficient Ethernet support for
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+ compatible devices (default "on"). See also
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+ "tx_lpi_timer".
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+
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i2c_arm Set to "on" to enable the ARM's i2c interface
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(default "off")
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@@ -125,6 +129,10 @@ Params:
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sd_debug Enable debug output from SD driver (default off)
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+ tx_lpi_timer Set the delay in microseconds between going idle
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+ and entering the low power state (default 600).
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+ Requires EEE to be enabled - see "eee".
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+
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uart0 Set to "off" to disable uart0 (default "on")
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uart1 Set to "on" or "off" to enable or disable uart1
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