From 9fcf74b274a1dc5bcda37c34470061ef1e1130dd Mon Sep 17 00:00:00 2001 From: Tobias Schramm Date: Tue, 1 Jun 2021 18:48:00 +0200 Subject: arm64: dts: rockchip: add USB support to rk3308.dtsi The Rockchip RK3308 features an integrated USB 2.0 phy, an USB OTG controller and OHCI/EHCI interfaces. This patch adds all of those to the RK3308 dtsi and thereby enables USB support on the RK3308. Signed-off-by: Tobias Schramm Signed-off-by: Johan Jonker Link: https://lore.kernel.org/r/20210601164800.7670-6-jbx6244@gmail.com Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3308.dtsi | 74 +++++++++++++++++++++++++++++++- 1 file changed, 73 insertions(+), 1 deletion(-) (limited to 'arch/arm64/boot/dts/rockchip/rk3308.dtsi') diff --git a/arch/arm64/boot/dts/rockchip/rk3308.dtsi b/arch/arm64/boot/dts/rockchip/rk3308.dtsi index 0c5fa9801e6f..4fca2c4a5322 100644 --- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi @@ -164,7 +164,7 @@ grf: grf@ff000000 { compatible = "rockchip,rk3308-grf", "syscon", "simple-mfd"; - reg = <0x0 0xff000000 0x0 0x10000>; + reg = <0x0 0xff000000 0x0 0x08000>; reboot-mode { compatible = "syscon-reboot-mode"; @@ -177,6 +177,42 @@ }; }; + usb2phy_grf: syscon@ff008000 { + compatible = "rockchip,rk3308-usb2phy-grf", "syscon", "simple-mfd"; + reg = <0x0 0xff008000 0x0 0x4000>; + #address-cells = <1>; + #size-cells = <1>; + + u2phy: usb2phy@100 { + compatible = "rockchip,rk3308-usb2phy"; + reg = <0x100 0x10>; + assigned-clocks = <&cru USB480M>; + assigned-clock-parents = <&u2phy>; + clocks = <&cru SCLK_USBPHY_REF>; + clock-names = "phyclk"; + clock-output-names = "usb480m_phy"; + #clock-cells = <0>; + status = "disabled"; + + u2phy_otg: otg-port { + interrupts = , + , + ; + interrupt-names = "otg-bvalid", "otg-id", + "linestate"; + #phy-cells = <0>; + status = "disabled"; + }; + + u2phy_host: host-port { + interrupts = ; + interrupt-names = "linestate"; + #phy-cells = <0>; + status = "disabled"; + }; + }; + }; + detect_grf: syscon@ff00b000 { compatible = "rockchip,rk3308-detect-grf", "syscon", "simple-mfd"; reg = <0x0 0xff00b000 0x0 0x1000>; @@ -579,6 +615,42 @@ status = "disabled"; }; + usb20_otg: usb@ff400000 { + compatible = "rockchip,rk3308-usb", "rockchip,rk3066-usb", + "snps,dwc2"; + reg = <0x0 0xff400000 0x0 0x40000>; + interrupts = ; + clocks = <&cru HCLK_OTG>; + clock-names = "otg"; + dr_mode = "otg"; + g-np-tx-fifo-size = <16>; + g-rx-fifo-size = <280>; + g-tx-fifo-size = <256 128 128 64 32 16>; + phys = <&u2phy_otg>; + phy-names = "usb2-phy"; + status = "disabled"; + }; + + usb_host_ehci: usb@ff440000 { + compatible = "generic-ehci"; + reg = <0x0 0xff440000 0x0 0x10000>; + interrupts = ; + clocks = <&cru HCLK_HOST>, <&cru HCLK_HOST_ARB>, <&u2phy>; + phys = <&u2phy_host>; + phy-names = "usb"; + status = "disabled"; + }; + + usb_host_ohci: usb@ff450000 { + compatible = "generic-ohci"; + reg = <0x0 0xff450000 0x0 0x10000>; + interrupts = ; + clocks = <&cru HCLK_HOST>, <&cru HCLK_HOST_ARB>, <&u2phy>; + phys = <&u2phy_host>; + phy-names = "usb"; + status = "disabled"; + }; + sdmmc: mmc@ff480000 { compatible = "rockchip,rk3308-dw-mshc", "rockchip,rk3288-dw-mshc"; reg = <0x0 0xff480000 0x0 0x4000>; -- cgit v1.2.3