This series adds support for usb2 on RK3328 SoCs.
Tested on RK3328 evaluation board.
William Wu (2):
arm64: dts: rockchip: add usb2 nodes for RK3328 SoCs
arm64: dts: rockchip: enable usb2 for RK3328 evaluation board
arch/arm64/boot/dts/rockchip/rk3328-evb.dts | 25 ++++++++++
arch/arm64/boot/dts/rockchip/rk3328.dtsi | 76 +++++++++++++++++++++++++++++
2 files changed, 101 insertions(+)
--
2.0.0
Rockchip's RK3328 evaluation board has one usb2 otg controller
and one usb2 host controller which consist of EHCI and OHCI.
Each usb controller connects with one usb2 phy port through
UTMI+ interface. Let's enable them to support usb2 on RK3328
evaluation board.
Signed-off-by: William Wu <[email protected]>
---
arch/arm64/boot/dts/rockchip/rk3328-evb.dts | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3328-evb.dts b/arch/arm64/boot/dts/rockchip/rk3328-evb.dts
index cf27239..da02bb7 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328-evb.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-evb.dts
@@ -55,3 +55,28 @@
&uart2 {
status = "okay";
};
+
+&u2phy {
+ status = "okay";
+
+ u2phy_otg: otg-port {
+ status = "okay";
+ };
+
+ u2phy_host: host-port {
+ status = "okay";
+ };
+
+};
+
+&usb20_otg {
+ status = "okay";
+};
+
+&usb_host0_ehci {
+ status = "okay";
+};
+
+&usb_host0_ohci {
+ status = "okay";
+};
--
2.0.0
This patch adds usb2 otg/host controllers and phys nodes
for Rockchip RK3328 SoCs.
Signed-off-by: William Wu <[email protected]>
---
arch/arm64/boot/dts/rockchip/rk3328.dtsi | 76 ++++++++++++++++++++++++++++++++
1 file changed, 76 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index 0be96ce..c55edb4 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -372,6 +372,43 @@
<32768>;
};
+ usb2phy_grf: syscon@ff450000 {
+ compatible = "rockchip,rk3328-usb2phy-grf", "syscon",
+ "simple-mfd";
+ reg = <0x0 0xff450000 0x0 0x10000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ u2phy: usb2-phy@100 {
+ compatible = "rockchip,rk3328-usb2phy";
+ reg = <0x100 0x10>;
+ clocks = <&xin24m>;
+ clock-names = "phyclk";
+ #clock-cells = <0>;
+ assigned-clocks = <&cru USB480M>;
+ assigned-clock-parents = <&u2phy>;
+ clock-output-names = "usb480m_phy";
+ status = "disabled";
+
+ u2phy_otg: otg-port {
+ #phy-cells = <0>;
+ interrupts = <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "otg-bvalid", "otg-id",
+ "linestate";
+ status = "disabled";
+ };
+
+ u2phy_host: host-port {
+ #phy-cells = <0>;
+ interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "linestate";
+ status = "disabled";
+ };
+ };
+ };
+
sdmmc: dwmmc@ff500000 {
compatible = "rockchip,rk3328-dw-mshc", "rockchip,rk3288-dw-mshc";
reg = <0x0 0xff500000 0x0 0x4000>;
@@ -424,6 +461,45 @@
status = "disabled";
};
+ usb20_otg: usb@ff580000 {
+ compatible = "rockchip,rk3328-usb", "rockchip,rk3066-usb",
+ "snps,dwc2";
+ reg = <0x0 0xff580000 0x0 0x40000>;
+ interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cru HCLK_OTG>;
+ clock-names = "otg";
+ dr_mode = "host";
+ g-np-tx-fifo-size = <16>;
+ g-rx-fifo-size = <280>;
+ g-tx-fifo-size = <256 128 128 64 32 16>;
+ g-use-dma;
+ phys = <&u2phy_otg>;
+ phy-names = "usb2-phy";
+ status = "disabled";
+ };
+
+ usb_host0_ehci: usb@ff5c0000 {
+ compatible = "generic-ehci";
+ reg = <0x0 0xff5c0000 0x0 0x10000>;
+ interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cru HCLK_HOST0>, <&u2phy>;
+ clock-names = "usbhost", "utmi";
+ phys = <&u2phy_host>;
+ phy-names = "usb";
+ status = "disabled";
+ };
+
+ usb_host0_ohci: usb@ff5d0000 {
+ compatible = "generic-ohci";
+ reg = <0x0 0xff5d0000 0x0 0x10000>;
+ interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cru HCLK_HOST0>, <&u2phy>;
+ clock-names = "usbhost", "utmi";
+ phys = <&u2phy_host>;
+ phy-names = "usb";
+ status = "disabled";
+ };
+
gic: interrupt-controller@ff811000 {
compatible = "arm,gic-400";
#interrupt-cells = <3>;
--
2.0.0