target/linux/bcm27xx/patches-4.19/950-0701-dts-Add-DTS-for-Pi-2B-rev-1.2-with-BCM2837-3235.patch

   1 From 75967d69ea58555d12a7d9058653a69210d2ba86 Mon Sep 17 00:00:00 2001
   2 From: Phil Elwell <pelwell@users.noreply.github.com>
   3 Date: Wed, 18 Sep 2019 09:02:10 +0100
   4 Subject: [PATCH] dts: Add DTS for Pi 2B rev 1.2 with BCM2837 (#3235)
   5
   6 Signed-off-by: Phil Elwell <phil@raspberrypi.org>
   7 ---
   8  arch/arm/boot/dts/Makefile                    |   1 +
   9  arch/arm/boot/dts/bcm2710-rpi-2-b.dts         | 125 ++++++++++++++++++
  10  arch/arm64/boot/dts/broadcom/Makefile         |   2 +
  11  .../boot/dts/broadcom/bcm2710-rpi-2-b.dts     |   3 +
  12  4 files changed, 131 insertions(+)
  13  create mode 100644 arch/arm/boot/dts/bcm2710-rpi-2-b.dts
  14  create mode 100644 arch/arm64/boot/dts/broadcom/bcm2710-rpi-2-b.dts
  15
  16 --- a/arch/arm/boot/dts/Makefile
  17 +++ b/arch/arm/boot/dts/Makefile
  18 @@ -7,6 +7,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
  19         bcm2708-rpi-zero.dtb \
  20         bcm2708-rpi-zero-w.dtb \
  21         bcm2709-rpi-2-b.dtb \
  22 +       bcm2710-rpi-2-b.dtb \
  23         bcm2710-rpi-3-b.dtb \
  24         bcm2711-rpi-4-b.dtb \
  25         bcm2710-rpi-3-b-plus.dtb \
  26 --- /dev/null
  27 +++ b/arch/arm/boot/dts/bcm2710-rpi-2-b.dts
  28 @@ -0,0 +1,125 @@
  29 +/dts-v1/;
  30 +
  31 +#include "bcm2710.dtsi"
  32 +#include "bcm2709-rpi.dtsi"
  33 +#include "bcm283x-rpi-smsc9514.dtsi"
  34 +#include "bcm283x-rpi-csi1-2lane.dtsi"
  35 +
  36 +/ {
  37 +       compatible = "raspberrypi,2-model-b-rev2", "brcm,bcm2837";
  38 +       model = "Raspberry Pi 2 Model B rev 1.2";
  39 +};
  40 +
  41 +&gpio {
  42 +       spi0_pins: spi0_pins {
  43 +               brcm,pins = <9 10 11>;
  44 +               brcm,function = <4>; /* alt0 */
  45 +       };
  46 +
  47 +       spi0_cs_pins: spi0_cs_pins {
  48 +               brcm,pins = <8 7>;
  49 +               brcm,function = <1>; /* output */
  50 +       };
  51 +
  52 +       i2c0_pins: i2c0 {
  53 +               brcm,pins = <0 1>;
  54 +               brcm,function = <4>;
  55 +       };
  56 +
  57 +       i2c1_pins: i2c1 {
  58 +               brcm,pins = <2 3>;
  59 +               brcm,function = <4>;
  60 +       };
  61 +
  62 +       i2s_pins: i2s {
  63 +               brcm,pins = <18 19 20 21>;
  64 +               brcm,function = <4>; /* alt0 */
  65 +       };
  66 +
  67 +       audio_pins: audio_pins {
  68 +               brcm,pins = <40 45>;
  69 +               brcm,function = <4>;
  70 +       };
  71 +};
  72 +
  73 +&uart0 {
  74 +       status = "okay";
  75 +};
  76 +
  77 +&spi0 {
  78 +       pinctrl-names = "default";
  79 +       pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
  80 +       cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
  81 +
  82 +       spidev0: spidev@0{
  83 +               compatible = "spidev";
  84 +               reg = <0>;      /* CE0 */
  85 +               #address-cells = <1>;
  86 +               #size-cells = <0>;
  87 +               spi-max-frequency = <125000000>;
  88 +       };
  89 +
  90 +       spidev1: spidev@1{
  91 +               compatible = "spidev";
  92 +               reg = <1>;      /* CE1 */
  93 +               #address-cells = <1>;
  94 +               #size-cells = <0>;
  95 +               spi-max-frequency = <125000000>;
  96 +       };
  97 +};
  98 +
  99 +&i2c0 {
 100 +       pinctrl-names = "default";
 101 +       pinctrl-0 = <&i2c0_pins>;
 102 +       clock-frequency = <100000>;
 103 +};
 104 +
 105 +&i2c1 {
 106 +       pinctrl-names = "default";
 107 +       pinctrl-0 = <&i2c1_pins>;
 108 +       clock-frequency = <100000>;
 109 +};
 110 +
 111 +&i2c2 {
 112 +       clock-frequency = <100000>;
 113 +};
 114 +
 115 +&i2s {
 116 +       pinctrl-names = "default";
 117 +       pinctrl-0 = <&i2s_pins>;
 118 +};
 119 +
 120 +&leds {
 121 +       act_led: act {
 122 +               label = "led0";
 123 +               linux,default-trigger = "mmc0";
 124 +               gpios = <&gpio 47 0>;
 125 +       };
 126 +
 127 +       pwr_led: pwr {
 128 +               label = "led1";
 129 +               linux,default-trigger = "input";
 130 +               gpios = <&gpio 35 0>;
 131 +       };
 132 +};
 133 +
 134 +&hdmi {
 135 +       hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
 136 +};
 137 +
 138 +&audio {
 139 +       pinctrl-names = "default";
 140 +       pinctrl-0 = <&audio_pins>;
 141 +};
 142 +
 143 +/ {
 144 +       __overrides__ {
 145 +               act_led_gpio = <&act_led>,"gpios:4";
 146 +               act_led_activelow = <&act_led>,"gpios:8";
 147 +               act_led_trigger = <&act_led>,"linux,default-trigger";
 148 +
 149 +               pwr_led_gpio = <&pwr_led>,"gpios:4";
 150 +               pwr_led_activelow = <&pwr_led>,"gpios:8";
 151 +               pwr_led_trigger = <&pwr_led>,"linux,default-trigger";
 152 +       };
 153 +};
 154 --- a/arch/arm64/boot/dts/broadcom/Makefile
 155 +++ b/arch/arm64/boot/dts/broadcom/Makefile
 156 @@ -1,7 +1,9 @@
 157  # SPDX-License-Identifier: GPL-2.0
 158  dtb-$(CONFIG_ARCH_BCM2835) += bcm2837-rpi-3-b.dtb \
 159                               bcm2837-rpi-3-b-plus.dtb
 160 +dtb-$(CONFIG_ARCH_BCM2709) += bcm2710-rpi-2-b.dtb
 161  dtb-$(CONFIG_ARCH_BCM2709) += bcm2710-rpi-3-b.dtb
 162 +dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-2-b.dtb
 163  dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-3-b.dtb
 164  dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-4-b.dtb
 165  dtb-$(CONFIG_ARCH_BCM2835) += bcm2710-rpi-3-b-plus.dtb
 166 --- /dev/null
 167 +++ b/arch/arm64/boot/dts/broadcom/bcm2710-rpi-2-b.dts
 168 @@ -0,0 +1,3 @@
 169 +#define RPI364
 170 +
 171 +#include "../../../../arm/boot/dts/bcm2710-rpi-2-b.dts"