[PATCH 2/6] ARM: sun8i: r40: add USB host port nodes for R40
From: icenowy@aosc.io (icenowy at aosc.io)
Date: 2017-10-16 09:40:01
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? 2017-10-16 17:32?Maxime Ripard ???
On Tue, Oct 10, 2017 at 07:24:28AM +0800, Icenowy Zheng wrote:quoted
quoted
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+ interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_BUS_OHCI1>, + <&ccu CLK_BUS_EHCI1>, + <&ccu CLK_USB_OHCI1>; + resets = <&ccu RST_BUS_OHCI1>, + <&ccu RST_BUS_EHCI1>;Why do you need to take the OHCI resources too?AW's strange design -- without OHCI resources taken EHCI won't work.How has this been tested?
As EHCI is probed before OHCI, this behavior is easy to appear if the OHCI resources are removed.
Thanks! Maxime _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel at lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel