target/linux/bcm4908/patches-5.4/130-0001-arm64-dts-broadcom-bcm4908-describe-USB-PHY.patch

   1 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
   2 Date: Mon, 15 Feb 2021 19:46:54 +0100
   3 Subject: [PATCH] arm64: dts: broadcom: bcm4908: describe USB PHY
   4 MIME-Version: 1.0
   5 Content-Type: text/plain; charset=UTF-8
   6 Content-Transfer-Encoding: 8bit
   7
   8 BCM4908 uses slightly modified STB family USB PHY. It handles OHCI/EHCI
   9 and XHCI. It requires powering up using the PMB.
  10
  11 Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
  12 ---
  13  .../bcm4908/bcm4906-netgear-r8000p.dts        | 17 +++++++++++++
  14  .../bcm4908/bcm4908-asus-gt-ac5300.dts        | 17 +++++++++++++
  15  .../boot/dts/broadcom/bcm4908/bcm4908.dtsi    | 25 ++++++++++++++++---
  16  3 files changed, 55 insertions(+), 4 deletions(-)
  17
  18 --- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906-netgear-r8000p.dts
  19 +++ b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906-netgear-r8000p.dts
  20 @@ -26,6 +26,23 @@
  21         };
  22  };
  23
  24 +&usb_phy {
  25 +       brcm,ioc = <1>;
  26 +       status = "okay";
  27 +};
  28 +
  29 +&ehci {
  30 +       status = "okay";
  31 +};
  32 +
  33 +&ohci {
  34 +       status = "okay";
  35 +};
  36 +
  37 +&xhci {
  38 +       status = "okay";
  39 +};
  40 +
  41  &nandcs {
  42         nand-ecc-strength = <4>;
  43         nand-ecc-step-size = <512>;
  44 --- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908-asus-gt-ac5300.dts
  45 +++ b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908-asus-gt-ac5300.dts
  46 @@ -44,6 +44,23 @@
  47         };
  48  };
  49
  50 +&usb_phy {
  51 +       brcm,ioc = <1>;
  52 +       status = "okay";
  53 +};
  54 +
  55 +&ehci {
  56 +       status = "okay";
  57 +};
  58 +
  59 +&ohci {
  60 +       status = "okay";
  61 +};
  62 +
  63 +&xhci {
  64 +       status = "okay";
  65 +};
  66 +
  67  &ports {
  68         port@0 {
  69                 label = "lan2";
  70 --- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
  71 +++ b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
  72 @@ -2,6 +2,8 @@
  73
  74  #include <dt-bindings/interrupt-controller/irq.h>
  75  #include <dt-bindings/interrupt-controller/arm-gic.h>
  76 +#include <dt-bindings/phy/phy.h>
  77 +#include <dt-bindings/soc/bcm-pmb.h>
  78
  79  /dts-v1/;
  80
  81 @@ -110,24 +112,39 @@
  82                 #size-cells = <1>;
  83                 ranges = <0x00 0x00 0x80000000 0x281000>;
  84
  85 -               usb@c300 {
  86 +               usb_phy: usb-phy@c200 {
  87 +                       compatible = "brcm,bcm4908-usb-phy";
  88 +                       reg = <0xc200 0x100>;
  89 +                       reg-names = "crtl";
  90 +                       power-domains = <&pmb BCM_PMB_HOST_USB>;
  91 +                       dr_mode = "host";
  92 +                       brcm,has-xhci;
  93 +                       brcm,has-eohci;
  94 +                       #phy-cells = <1>;
  95 +                       status = "disabled";
  96 +               };
  97 +
  98 +               ehci: usb@c300 {
  99                         compatible = "generic-ehci";
 100                         reg = <0xc300 0x100>;
 101                         interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
 102 +                       phys = <&usb_phy PHY_TYPE_USB2>;
 103                         status = "disabled";
 104                 };
 105
 106 -               usb@c400 {
 107 +               ohci: usb@c400 {
 108                         compatible = "generic-ohci";
 109                         reg = <0xc400 0x100>;
 110                         interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
 111 +                       phys = <&usb_phy PHY_TYPE_USB2>;
 112                         status = "disabled";
 113                 };
 114
 115 -               usb@d000 {
 116 +               xhci: usb@d000 {
 117                         compatible = "generic-xhci";
 118                         reg = <0xd000 0x8c8>;
 119                         interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
 120 +                       phys = <&usb_phy PHY_TYPE_USB3>;
 121                         status = "disabled";
 122                 };
 123
 124 @@ -222,7 +239,7 @@
 125                         #address-cells = <1>;
 126                         #size-cells = <1>;
 127
 128 -                       power-controller@2800c0 {
 129 +                       pmb: power-controller@2800c0 {
 130                                 compatible = "brcm,bcm4908-pmb";
 131                                 reg = <0x2800c0 0x40>;
 132                                 #power-domain-cells = <1>;