target/linux/bcm53xx/patches-5.15/030-v5.15-0006-ARM-dts-NSP-Add-common-bindings-for-MX64-MX65.patch

   1 From f111016a8293b968f05450fec83020c94d0f88c2 Mon Sep 17 00:00:00 2001
   2 From: Matthew Hagan <mnhagan88@gmail.com>
   3 Date: Fri, 6 Aug 2021 21:44:32 +0100
   4 Subject: [PATCH] ARM: dts: NSP: Add common bindings for MX64/MX65
   5
   6 These bindings are required for all Meraki MX64/MX65 devices. These
   7 common bindings include memory (2GB), PWM LEDs, AMAC, I2C (AT24), NAND
   8 partitions, EHCI, OHCI and pinctrl.
   9
  10 Signed-off-by: Matthew Hagan <mnhagan88@gmail.com>
  11 Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
  12 ---
  13  .../dts/bcm958625-meraki-mx6x-common.dtsi     | 129 ++++++++++++++++++
  14  1 file changed, 129 insertions(+)
  15  create mode 100644 arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi
  16
  17 --- /dev/null
  18 +++ b/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi
  19 @@ -0,0 +1,129 @@
  20 +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
  21 +/*
  22 + * Common Bindings for Cisco Meraki MX64 (Kingpin) and MX65 (Alamo) devices.
  23 + *
  24 + * Copyright (C) 2020-2021 Matthew Hagan <mnhagan88@gmail.com>
  25 + */
  26 +
  27 +#include "bcm-nsp.dtsi"
  28 +#include <dt-bindings/gpio/gpio.h>
  29 +#include <dt-bindings/input/input.h>
  30 +#include <dt-bindings/leds/common.h>
  31 +
  32 +/ {
  33 +       pwm-leds {
  34 +               compatible = "pwm-leds";
  35 +
  36 +               led-1 {
  37 +                       function = LED_FUNCTION_INDICATOR;
  38 +                       color = <LED_COLOR_ID_RED>;
  39 +                       pwms = <&pwm 1 50000>;
  40 +                       max-brightness = <255>;
  41 +               };
  42 +
  43 +               led-2 {
  44 +                       function = LED_FUNCTION_INDICATOR;
  45 +                       color = <LED_COLOR_ID_GREEN>;
  46 +                       pwms = <&pwm 2 50000>;
  47 +                       max-brightness = <255>;
  48 +               };
  49 +
  50 +               led-3 {
  51 +                       function = LED_FUNCTION_INDICATOR;
  52 +                       color = <LED_COLOR_ID_BLUE>;
  53 +                       pwms = <&pwm 3 50000>;
  54 +                       max-brightness = <255>;
  55 +               };
  56 +       };
  57 +};
  58 +
  59 +&amac2 {
  60 +       status = "okay";
  61 +};
  62 +
  63 +&ehci0 {
  64 +       status = "okay";
  65 +};
  66 +
  67 +&i2c0 {
  68 +       status = "okay";
  69 +
  70 +       at24@50 {
  71 +               compatible = "atmel,24c64";
  72 +               reg = <0x50>;
  73 +               pagesize = <32>;
  74 +               read-only;
  75 +       };
  76 +};
  77 +
  78 +&nand_controller {
  79 +       nand@0 {
  80 +               compatible = "brcm,nandcs";
  81 +               reg = <0>;
  82 +               nand-on-flash-bbt;
  83 +
  84 +               #address-cells = <1>;
  85 +               #size-cells = <1>;
  86 +
  87 +               nand-ecc-strength = <24>;
  88 +               nand-ecc-step-size = <1024>;
  89 +
  90 +               brcm,nand-oob-sector-size = <27>;
  91 +
  92 +               partition@0 {
  93 +                       label = "u-boot";
  94 +                       reg = <0x0 0x80000>;
  95 +                       read-only;
  96 +               };
  97 +
  98 +               partition@80000 {
  99 +                       label = "shmoo";
 100 +                       reg = <0x80000 0x80000>;
 101 +                       read-only;
 102 +               };
 103 +
 104 +               partition@100000 {
 105 +                       label = "bootkernel1";
 106 +                       reg = <0x100000 0x300000>;
 107 +               };
 108 +
 109 +               partition@400000 {
 110 +                       label = "nvram";
 111 +                       reg = <0x400000 0x100000>;
 112 +               };
 113 +
 114 +               partition@500000 {
 115 +                       label = "bootkernel2";
 116 +                       reg = <0x500000 0x300000>;
 117 +               };
 118 +
 119 +               partition@800000 {
 120 +                       label = "ubi";
 121 +                       reg = <0x800000 0x3f700000>;
 122 +               };
 123 +       };
 124 +};
 125 +
 126 +&ohci0 {
 127 +       status = "okay";
 128 +};
 129 +
 130 +&pinctrl {
 131 +       pinctrl-names = "default";
 132 +       pinctrl-0 = <&pwm_leds>;
 133 +
 134 +       pwm_leds: pwm_leds {
 135 +               function = "pwm";
 136 +               groups = "pwm1_grp", "pwm2_grp", "pwm3_grp";
 137 +       };
 138 +};
 139 +
 140 +&pwm {
 141 +       status = "okay";
 142 +       #pwm-cells = <2>;
 143 +};
 144 +
 145 +&uart0 {
 146 +       clock-frequency = <62500000>;
 147 +       status = "okay";
 148 +};