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Message-Id: <24e9929fd5609d4988c93504d0b0b0f4c8a99075.1624442566.git.mchehab+huawei@kernel.org>
Date: Wed, 23 Jun 2021 12:11:30 +0200
From: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: linuxarm@...wei.com, mauro.chehab@...wei.com,
Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Wei Xu <xuwei5@...ilicon.com>, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v6 8/8] dts: hisilicon: add support for USB3 on Hikey 970
Add the USB3 bindings for Kirin 970 phy and Hikey 970 board.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
.../boot/dts/hisilicon/hi3670-hikey970.dts | 107 ++++++++++++++++++
arch/arm64/boot/dts/hisilicon/hi3670.dtsi | 56 +++++++++
2 files changed, 163 insertions(+)
diff --git a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts
index 5e6d7b329771..9e3dfe877ebe 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts
@@ -53,6 +53,30 @@ wlan_en: wlan-en-1-8v {
startup-delay-us = <70000>;
enable-active-high;
};
+
+ hikey_usbhub: hikey_usbhub {
+ compatible = "hisilicon,kirin970_hikey_usbhub";
+
+ typec-vbus-gpios = <&gpio26 1 0>;
+ otg-switch-gpios = <&gpio4 2 0>;
+ hub_reset_en_gpio = <&gpio0 3 0>;
+ hub-vdd-supply = <&ldo17>;
+ usb-role-switch;
+
+ port {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ hikey_usb_ep0: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&dwc3_role_switch>;
+ };
+ hikey_usb_ep1: endpoint@1 {
+ reg = <1>;
+ remote-endpoint = <&rt1711h_ep>;
+ };
+ };
+ };
};
/*
@@ -430,3 +454,86 @@ &uart6 {
label = "LS-UART1";
status = "okay";
};
+
+&usb_phy {
+ phy-supply = <&ldo17>;
+};
+
+&i2c1 {
+ status = "okay";
+
+ rt1711h: rt1711h@4e {
+ compatible = "richtek,rt1711h";
+ reg = <0x4e>;
+ status = "okay";
+ interrupt-parent = <&gpio27>;
+ interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb_cfg_func>;
+
+ usb_con: connector {
+ compatible = "usb-c-connector";
+ label = "USB-C";
+ data-role = "dual";
+ power-role = "dual";
+ try-power-role = "sink";
+ source-pdos = <PDO_FIXED(5000, 500, PDO_FIXED_USB_COMM)>;
+ sink-pdos = <PDO_FIXED(5000, 500, PDO_FIXED_USB_COMM)
+ PDO_VAR(5000, 5000, 1000)>;
+ op-sink-microwatt = <10000000>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ port@1 {
+ reg = <1>;
+ usb_con_ss: endpoint {
+ remote-endpoint = <&dwc3_ss>;
+ };
+ };
+ };
+ };
+ port {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ rt1711h_ep: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&hikey_usb_ep1>;
+ };
+ };
+ };
+};
+
+&i2c2 {
+ /* USB HUB is on this bus at address 0x44 */
+ status = "okay";
+};
+
+&dwc3 { /* USB */
+ dr_mode = "otg";
+ maximum-speed = "super-speed";
+ phy_type = "utmi";
+ snps,dis-del-phy-power-chg-quirk;
+ snps,dis_u2_susphy_quirk;
+ snps,dis_u3_susphy_quirk;
+ snps,tx_de_emphasis_quirk;
+ snps,tx_de_emphasis = <1>;
+ snps,dis-split-quirk;
+ snps,gctl-reset-quirk;
+ usb-role-switch;
+ role-switch-default-mode = "host";
+ port {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dwc3_role_switch: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&hikey_usb_ep0>;
+ };
+
+ dwc3_ss: endpoint@1 {
+ reg = <1>;
+ remote-endpoint = <&usb_con_ss>;
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
index 8830795c8efc..6476149d99e3 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
@@ -8,6 +8,7 @@
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/hi3670-clock.h>
+#include <dt-bindings/usb/pd.h>
/ {
compatible = "hisilicon,hi3670";
@@ -785,5 +786,60 @@ i2c4: i2c@...0d000 {
pinctrl-0 = <&i2c4_pmx_func &i2c4_cfg_func>;
status = "disabled";
};
+
+ usb3_otg_bc: usb3_otg_bc@...00000 {
+ compatible = "syscon", "simple-mfd";
+ reg = <0x0 0xff200000 0x0 0x1000>;
+
+ usb_phy: usbphy {
+ compatible = "hisilicon,hi3670-usb-phy";
+ #phy-cells = <0>;
+ hisilicon,pericrg-syscon = <&crg_ctrl>;
+ hisilicon,pctrl-syscon = <&pctrl>;
+ hisilicon,sctrl-syscon = <&sctrl>;
+ hisilicon,eye-diagram-param = <0xFDFEE4>;
+ hisilicon,tx-vboost-lvl = <0x5>;
+ };
+ };
+
+ usb31_misc_rst: usb31_misc_rst_controller {
+ compatible = "hisilicon,hi3660-reset";
+ #reset-cells = <2>;
+ hisi,rst-syscon = <&usb3_otg_bc>;
+ };
+
+ usb3: hisi_dwc3 {
+ compatible = "hisilicon,hi3670-dwc3";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ clocks = <&crg_ctrl HI3670_CLK_GATE_ABB_USB>,
+ <&crg_ctrl HI3670_HCLK_GATE_USB3OTG>,
+ <&crg_ctrl HI3670_CLK_GATE_USB3OTG_REF>,
+ <&crg_ctrl HI3670_ACLK_GATE_USB3DVFS>;
+ clock-names = "clk_gate_abb_usb",
+ "hclk_gate_usb3otg",
+ "clk_gate_usb3otg_ref",
+ "aclk_gate_usb3dvfs";
+
+ assigned-clocks = <&crg_ctrl HI3670_ACLK_GATE_USB3DVFS>;
+ assigned-clock-rates = <238000000>;
+ resets = <&crg_rst 0x90 6>,
+ <&crg_rst 0x90 7>,
+ <&usb31_misc_rst 0xA0 8>,
+ <&usb31_misc_rst 0xA0 9>;
+
+ dwc3: usb@...00000 {
+ compatible = "snps,dwc3";
+ reg = <0x0 0xff100000 0x0 0x100000>;
+
+ interrupts = <0 159 IRQ_TYPE_LEVEL_HIGH>,
+ <0 161 IRQ_TYPE_LEVEL_HIGH>;
+
+ phys = <&usb_phy>;
+ phy-names = "usb3-phy";
+ };
+ };
};
};
--
2.31.1
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