target/linux/bcm27xx/patches-5.4/950-0420-ARM-dts-bcm2711-rpi-4-Enable-GENET-support.patch

   1 From 32847947e1d1e1ac2a73c7ea8ad47cca49aef5d4 Mon Sep 17 00:00:00 2001
   2 From: Stefan Wahren <wahrenst@gmx.net>
   3 Date: Mon, 11 Nov 2019 20:49:26 +0100
   4 Subject: [PATCH] ARM: dts: bcm2711-rpi-4: Enable GENET support
   5
   6 This enables the Gigabit Ethernet support on the Raspberry Pi 4.
   7 The defined PHY mode is equivalent to the default register settings
   8 in the downstream tree.
   9
  10 Signed-off-by: Matthias Brugger <mbrugger@suse.com>
  11 Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
  12 Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
  13 Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
  14 ---
  15  arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 17 +++++++++++++++++
  16  arch/arm/boot/dts/bcm2711.dtsi        | 26 ++++++++++++++++++++++++++
  17  2 files changed, 43 insertions(+)
  18
  19 --- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
  20 +++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
  21 @@ -19,6 +19,10 @@
  22                 reg = <0 0 0>;
  23         };
  24
  25 +       aliases {
  26 +               ethernet0 = &genet;
  27 +       };
  28 +
  29         leds {
  30                 act {
  31                         gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
  32 @@ -97,6 +101,19 @@
  33         status = "okay";
  34  };
  35
  36 +&genet {
  37 +       phy-handle = <&phy1>;
  38 +       phy-mode = "rgmii-rxid";
  39 +       status = "okay";
  40 +};
  41 +
  42 +&genet_mdio {
  43 +       phy1: ethernet-phy@1 {
  44 +               /* No PHY interrupt */
  45 +               reg = <0x1>;
  46 +       };
  47 +};
  48 +
  49  /* uart0 communicates with the BT module */
  50  &uart0 {
  51         pinctrl-names = "default";
  52 --- a/arch/arm/boot/dts/bcm2711.dtsi
  53 +++ b/arch/arm/boot/dts/bcm2711.dtsi
  54 @@ -325,6 +325,32 @@
  55                         cpu-release-addr = <0x0 0x000000f0>;
  56                 };
  57         };
  58 +
  59 +       scb {
  60 +               compatible = "simple-bus";
  61 +               #address-cells = <2>;
  62 +               #size-cells = <1>;
  63 +
  64 +               ranges = <0x0 0x7c000000  0x0 0xfc000000  0x03800000>;
  65 +
  66 +               genet: ethernet@7d580000 {
  67 +                       compatible = "brcm,bcm2711-genet-v5";
  68 +                       reg = <0x0 0x7d580000 0x10000>;
  69 +                       #address-cells = <0x1>;
  70 +                       #size-cells = <0x1>;
  71 +                       interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>,
  72 +                                    <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>;
  73 +                       status = "disabled";
  74 +
  75 +                       genet_mdio: mdio@e14 {
  76 +                               compatible = "brcm,genet-mdio-v5";
  77 +                               reg = <0xe14 0x8>;
  78 +                               reg-names = "mdio";
  79 +                               #address-cells = <0x0>;
  80 +                               #size-cells = <0x1>;
  81 +                       };
  82 +               };
  83 +       };
  84  };
  85
  86  &clk_osc {