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| author | Olof Johansson <olof@lixom.net> | 2014-07-30 22:04:14 -0700 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2014-07-30 22:04:14 -0700 |
| commit | 68a05338ce3b1e4553524333b4c441f5fb7fb1ff (patch) | |
| tree | fc66a9ff44000526e6aba346e03aee4e2a91ec14 | |
| parent | 8b510129bad3974dda864466b5d811c6527dab3d (diff) | |
| parent | 163cb917b836184c42f185b8fbd9185e20c5f499 (diff) | |
Merge tag 'v3.17-rockchip-rk3288-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into next/dt
Merge "Basic rk3288 usb support" from Heiko Stübner:
Add support for rk3288 ehci controllers.
* tag 'v3.17-rockchip-rk3288-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
ARM: dts: Enable USB host0 (EHCI) on rk3288-evb
ARM: dts: add rk3288 ehci usb devices
ARM: dts: Turn on USB host vbus on rk3288-evb
Signed-off-by: Olof Johansson <olof@lixom.net>
| -rw-r--r-- | arch/arm/boot/dts/rk3288-evb.dtsi | 22 | ||||
| -rw-r--r-- | arch/arm/boot/dts/rk3288.dtsi | 20 |
2 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rk3288-evb.dtsi b/arch/arm/boot/dts/rk3288-evb.dtsi index 749e20db3b37..4f572093c8b4 100644 --- a/arch/arm/boot/dts/rk3288-evb.dtsi +++ b/arch/arm/boot/dts/rk3288-evb.dtsi @@ -35,6 +35,18 @@ debounce-interval = <100>; }; }; + + /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */ + vcc_host: vcc-host-regulator { + compatible = "regulator-fixed"; + enable-active-high; + gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&host_vbus_drv>; + regulator-name = "vcc_host"; + regulator-always-on; + regulator-boot-on; + }; }; &i2c0 { @@ -71,4 +83,14 @@ rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>; }; }; + + usb { + host_vbus_drv: host-vbus-drv { + rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; + +&usb_host0_ehci { + status = "okay"; }; diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 3ef89512c942..e7cb00873dd4 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -251,6 +251,26 @@ status = "disabled"; }; + usb_host0_ehci: usb@ff500000 { + compatible = "generic-ehci"; + reg = <0xff500000 0x100>; + interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru HCLK_USBHOST0>; + clock-names = "usbhost"; + status = "disabled"; + }; + + /* NOTE: ohci@ff520000 doesn't actually work on hardware */ + + usb_hsic: usb@ff5c0000 { + compatible = "generic-ehci"; + reg = <0xff5c0000 0x100>; + interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru HCLK_HSIC>; + clock-names = "usbhost"; + status = "disabled"; + }; + gic: interrupt-controller@ffc01000 { compatible = "arm,gic-400"; interrupt-controller; |