[PATCH 1/3] ARM: dts: rockchip: rk3588-rock-5b-u-boot: add USB 2.0 host
Eugen Hristev
eugen.hristev at collabora.com
Fri Mar 3 08:31:32 CET 2023
Add USB 2.0 host nodes and PHYs.
Co-developed-by: William Wu <william.wu at rock-chips.com>
Signed-off-by: William Wu <william.wu at rock-chips.com>
Signed-off-by: Eugen Hristev <eugen.hristev at collabora.com>
---
arch/arm/dts/rk3588-rock-5b-u-boot.dtsi | 169 ++++++++++++++++++++++++
1 file changed, 169 insertions(+)
diff --git a/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi b/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
index 2386edf90deb..e1d240baf35d 100644
--- a/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
+++ b/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
@@ -4,6 +4,9 @@
*/
#include "rk3588-u-boot.dtsi"
+#include <dt-bindings/pinctrl/rockchip.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
/ {
aliases {
@@ -13,6 +16,105 @@
chosen {
u-boot,spl-boot-order = &sdmmc;
};
+
+ vcc5v0_host: vcc5v0-host-regulator {
+ u-boot,dm-pre-reloc;
+ compatible = "regulator-fixed";
+ regulator-name = "vcc5v0_host";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ gpio = <&gpio4 RK_PB0 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vcc5v0_host_en>;
+ vin-supply = <&vcc5v0_sys>;
+ };
+
+ usb_host0_ehci: usb at fc800000 {
+ compatible = "generic-ehci";
+ reg = <0x0 0xfc800000 0x0 0x40000>;
+ interrupts = <GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&cru HCLK_HOST0>, <&cru HCLK_HOST_ARB0>;
+ clock-names = "usbhost", "arbiter";
+ power-domains = <&power RK3588_PD_USB>;
+ status = "disabled";
+ };
+
+ usb_host0_ohci: usb at fc840000 {
+ compatible = "generic-ohci";
+ reg = <0x0 0xfc840000 0x0 0x40000>;
+ interrupts = <GIC_SPI 216 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&cru HCLK_HOST0>, <&cru HCLK_HOST_ARB0>;
+ clock-names = "usbhost", "arbiter";
+ power-domains = <&power RK3588_PD_USB>;
+ status = "disabled";
+ };
+
+ usb_host1_ehci: usb at fc880000 {
+ compatible = "generic-ehci";
+ reg = <0x0 0xfc880000 0x0 0x40000>;
+ interrupts = <GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&cru HCLK_HOST1>, <&cru HCLK_HOST_ARB1>;
+ clock-names = "usbhost", "arbiter";
+ power-domains = <&power RK3588_PD_USB>;
+ status = "disabled";
+ };
+
+ usb_host1_ohci: usb at fc8c0000 {
+ compatible = "generic-ohci";
+ reg = <0x0 0xfc8c0000 0x0 0x40000>;
+ interrupts = <GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&cru HCLK_HOST1>, <&cru HCLK_HOST_ARB1>;
+ clock-names = "usbhost", "arbiter";
+ power-domains = <&power RK3588_PD_USB>;
+ status = "disabled";
+ };
+
+ usb2phy2_grf: syscon at fd5d8000 {
+ compatible = "rockchip,rk3588-usb2phy-grf", "syscon",
+ "simple-mfd";
+ reg = <0x0 0xfd5d8000 0x0 0x4000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ u2phy2: usb2-phy at 8000 {
+ compatible = "rockchip,rk3588-usb2phy";
+ reg = <0x8000 0x10>;
+ interrupts = <GIC_SPI 391 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&cru CLK_USB2PHY_HDPTXRXPHY_REF>;
+ clock-names = "phyclk";
+ #clock-cells = <0>;
+ status = "disabled";
+
+ u2phy2_host: host-port {
+ #phy-cells = <0>;
+ status = "disabled";
+ };
+ };
+ };
+
+ usb2phy3_grf: syscon at fd5dc000 {
+ compatible = "rockchip,rk3588-usb2phy-grf", "syscon",
+ "simple-mfd";
+ reg = <0x0 0xfd5dc000 0x0 0x4000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ u2phy3: usb2-phy at c000 {
+ compatible = "rockchip,rk3588-usb2phy";
+ reg = <0xc000 0x10>;
+ interrupts = <GIC_SPI 392 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&cru CLK_USB2PHY_HDPTXRXPHY_REF>;
+ clock-names = "phyclk";
+ #clock-cells = <0>;
+ status = "disabled";
+
+ u2phy3_host: host-port {
+ #phy-cells = <0>;
+ status = "disabled";
+ };
+ };
+ };
};
&sdmmc {
@@ -20,3 +122,70 @@
u-boot,dm-spl;
status = "okay";
};
+
+&pinctrl {
+ usb {
+ vcc5v0_host_en: vcc5v0-host-en {
+ rockchip,pins = <4 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+};
+
+&usb_host0_ehci {
+ companion = <&usb_host0_ohci>;
+ phys = <&u2phy2_host>;
+ phy-names = "usb2-phy";
+ status = "okay";
+};
+
+&usb_host0_ohci {
+ phys = <&u2phy2_host>;
+ phy-names = "usb2-phy";
+ status = "okay";
+};
+
+&usb2phy2_grf {
+ status = "okay";
+};
+
+&u2phy2 {
+ resets = <&cru SRST_OTGPHY_U2_0>, <&cru SRST_P_USB2PHY_U2_0_GRF0>;
+ reset-names = "phy", "apb";
+ clock-output-names = "usb480m_phy2";
+ status = "okay";
+};
+
+&u2phy2_host {
+ phy-supply = <&vcc5v0_host>;
+ status = "okay";
+};
+
+&usb_host1_ehci {
+ companion = <&usb_host1_ohci>;
+ phys = <&u2phy3_host>;
+ phy-names = "usb2-phy";
+ status = "okay";
+};
+
+&usb_host1_ohci {
+ phys = <&u2phy3_host>;
+ phy-names = "usb2-phy";
+ status = "okay";
+};
+
+&usb2phy3_grf {
+ status = "okay";
+};
+
+&u2phy3 {
+ resets = <&cru SRST_OTGPHY_U2_1>, <&cru SRST_P_USB2PHY_U2_1_GRF0>;
+ reset-names = "phy", "apb";
+ clock-output-names = "usb480m_phy3";
+ status = "okay";
+};
+
+&u2phy3_host {
+ phy-supply = <&vcc5v0_host>;
+ status = "okay";
+};
+
--
2.34.1
More information about the U-Boot
mailing list