[PATCH v4 07/10] arm: dts: mt8512: add usb related nodes
Chunfeng Yun
chunfeng.yun at mediatek.com
Mon Aug 10 05:00:00 CEST 2020
Add usb, usb phy, and fixed regulators nodes
Signed-off-by: Chunfeng Yun <chunfeng.yun at mediatek.com>
---
v4: add host related properties, add subnode.
v3: remove unused property mediatek,discth
v2: no changes
arch/arm/dts/mt8512-bm1-emmc.dts | 34 ++++++++++++++++++++++++++++
arch/arm/dts/mt8512.dtsi | 49 +++++++++++++++++++++++++++++++++++++++-
2 files changed, 82 insertions(+), 1 deletion(-)
diff --git a/arch/arm/dts/mt8512-bm1-emmc.dts b/arch/arm/dts/mt8512-bm1-emmc.dts
index 296ed93..12511b5 100644
--- a/arch/arm/dts/mt8512-bm1-emmc.dts
+++ b/arch/arm/dts/mt8512-bm1-emmc.dts
@@ -43,6 +43,25 @@
regulator-boot-on;
regulator-always-on;
};
+
+ usb_p0_vbus: regulator at 0 {
+ compatible = "regulator-fixed";
+ regulator-name = "p0_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio 27 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ usb_p1_vbus: regulator at 1 {
+ compatible = "regulator-fixed";
+ regulator-name = "p1_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio 32 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ regulator-always-on;
+ };
};
&mmc0 {
@@ -95,6 +114,21 @@
};
};
+&ssusb {
+ dr_mode = "peripheral";
+ maximum-speed = "high-speed";
+ status = "okay";
+};
+
+&usb3 {
+ vbus-supply = <&usb_p0_vbus>;
+ status = "okay";
+};
+
+&u3phy {
+ status = "okay";
+};
+
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins>;
diff --git a/arch/arm/dts/mt8512.dtsi b/arch/arm/dts/mt8512.dtsi
index 01a02a7..bdb84f8 100644
--- a/arch/arm/dts/mt8512.dtsi
+++ b/arch/arm/dts/mt8512.dtsi
@@ -9,6 +9,7 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/phy/phy.h>
/ {
compatible = "mediatek,mt8512";
@@ -100,6 +101,52 @@
status = "disabled";
};
+ usb3: usb at 11213e00 {
+ compatible = "mediatek,mt8512-mtu3", "mediatek,mtu3";
+ reg = <0x11213e00 0x0100>;
+ reg-names = "ippc";
+ phys = <&u2port0 PHY_TYPE_USB2>, <&u2port1 PHY_TYPE_USB2>;
+ clocks = <&infracfg CLK_INFRA_USB_SYS>,
+ <&topckgen CLK_TOP_SSUSB_TOP_CK_EN>,
+ <&infracfg CLK_INFRA_ICUSB>;
+ clock-names = "sys_ck", "ref_ck", "mcu_ck";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ status = "disabled";
+
+ ssusb: usb at 11210000 {
+ compatible = "mediatek,ssusb";
+ reg = <0x11210000 0x3e00>;
+ interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_LOW>;
+ reg-names = "mac";
+ status = "disabled";
+ };
+ };
+
+ u3phy: usb-phy at 11cc0000 {
+ compatible = "mediatek,mt8512-tphy",
+ "mediatek,generic-tphy-v2";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ status = "disabled";
+
+ u2port0: usb-phy at 11cc0000 {
+ reg = <0x11cc0000 0x400>;
+ clocks = <&topckgen CLK_TOP_USB20_48M_EN>;
+ clock-names = "ref";
+ #phy-cells = <1>;
+ status = "okay";
+ };
+
+ u2port1: usb-phy at 11c40000 {
+ reg = <0x11c40000 0x400>;
+ #phy-cells = <1>;
+ status = "okay";
+ };
+ };
+
mmc0: mmc at 11230000 {
compatible = "mediatek,mt8512-mmc";
reg = <0x11230000 0x1000>,
@@ -112,4 +159,4 @@
status = "disabled";
};
-};
\ No newline at end of file
+};
--
1.9.1
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