ARM: dts: meson-axg: add USB nodes for S400

Add the correcly architectured USB Glue node for Meson AXG and the
S400 board in -u-boot.dtsi until support in upstream Linux then
backported.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>

diff --git a/arch/arm/dts/meson-axg-s400-u-boot.dtsi b/arch/arm/dts/meson-axg-s400-u-boot.dtsi
index c46eb3f38dc6657cc9e33d534b38366fda04ba34..2c4b06f1407582f8e587a2bcca9352560125ed06 100644 (file)
--- a/arch/arm/dts/meson-axg-s400-u-boot.dtsi
+++ b/arch/arm/dts/meson-axg-s400-u-boot.dtsi
@@ -3,6 +3,8 @@
  * Copyright (c) 2017 Amlogic, Inc. All rights reserved.
  */
 
+#include "meson-axg-u-boot.dtsi"
+
 /* wifi module */
 &sd_emmc_b {
        status = "disabled";
@@ -12,3 +14,13 @@
 &sd_emmc_c {
        status = "okay";
 };
+
+&usb {
+       status = "okay";
+       dr_mode = "otg";
+       vbus-supply = <&usb_pwr>;
+};
+
+&usb2_phy1 {
+       phy-supply = <&vcc_5v>;
+};

diff --git a/arch/arm/dts/meson-axg-u-boot.dtsi b/arch/arm/dts/meson-axg-u-boot.dtsi
new file mode 100644 (file)
index 0000000..cb1c71e
--- /dev/null
+++ b/arch/arm/dts/meson-axg-u-boot.dtsi
@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 BayLibre, SAS.
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ */
+
+/ {
+       soc {
+               usb: usb@ffe09080 {
+                       compatible = "amlogic,meson-gxl-usb-ctrl";
+                       reg = <0x0 0xffe09080 0x0 0x20>;
+                       interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
+                       #address-cells = <2>;
+                       #size-cells = <2>;
+                       ranges;
+
+                       clocks = <&clkc CLKID_USB>, <&clkc CLKID_USB1_DDR_BRIDGE>;
+                       clock-names = "usb_ctrl", "ddr";
+                       resets = <&reset RESET_USB_OTG>;
+
+                       dr_mode = "otg";
+
+                       phys = <&usb2_phy1>;
+                       phy-names = "usb2-phy1";
+
+                       dwc2: usb@ff400000 {
+                               compatible = "amlogic,meson-g12a-usb", "snps,dwc2";
+                               reg = <0x0 0xff400000 0x0 0x40000>;
+                               interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&clkc CLKID_USB1>;
+                               clock-names = "otg";
+                               phys = <&usb2_phy1>;
+                               dr_mode = "peripheral";
+                               g-rx-fifo-size = <192>;
+                               g-np-tx-fifo-size = <128>;
+                               g-tx-fifo-size = <128 128 16 16 16>;
+                       };
+
+                       dwc3: usb@ff500000 {
+                               compatible = "snps,dwc3";
+                               reg = <0x0 0xff500000 0x0 0x100000>;
+                               interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
+                               dr_mode = "host";
+                               maximum-speed = "high-speed";
+                               snps,dis_u2_susphy_quirk;
+                       };
+               };
+       };
+};
+
+&apb {
+       usb2_phy1: phy@9020 {
+               compatible = "amlogic,meson-gxl-usb2-phy";
+               #phy-cells = <0>;
+               reg = <0x0 0x9020 0x0 0x20>;
+               clocks = <&clkc CLKID_USB>;
+               clock-names = "phy";
+               resets = <&reset RESET_USB_OTG>;
+               reset-names = "phy";
+               status = "okay";
+       };
+};