| Message ID | 20220927220504.3744878-1-dmitry.torokhov@gmail.com |
|---|---|
| State | New |
| Headers | show |
| Series | [1/2] ARM: dts: exynos: fix polarity of VBUS GPIO | expand |
diff --git a/arch/arm/boot/dts/exynos4412-origen.dts b/arch/arm/boot/dts/exynos4412-origen.dts index 6db09dba07ff..a3905e27b9cd 100644 --- a/arch/arm/boot/dts/exynos4412-origen.dts +++ b/arch/arm/boot/dts/exynos4412-origen.dts @@ -95,7 +95,7 @@ &exynos_usbphy { }; &ehci { - samsung,vbus-gpio = <&gpx3 5 1>; + samsung,vbus-gpio = <&gpx3 5 GPIO_ACTIVE_HIGH>; status = "okay"; phys = <&exynos_usbphy 2>, <&exynos_usbphy 3>; phy-names = "hsic0", "hsic1";
EHCI Oxynos (drivers/usb/host/ehci-exynos.c) drives VBUS GPIO high when trying to power up the bus, therefore the GPIO in DTS must be marked as "active high". This will be important when EHCI driver is converted to gpiod API that respects declared polarities. Fixes: 4e8991def565 ("ARM: dts: exynos: Enable AX88760 USB hub on Origen board") Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> --- arch/arm/boot/dts/exynos4412-origen.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)