From mboxrd@z Thu Jan 1 00:00:00 1970 From: sangwook.lee@linaro.org (Sangwook Lee) Date: Wed, 29 Feb 2012 12:41:21 +0000 Subject: [PATCH 0/2] add ehci-s5p AHB burst function Message-ID: <1330519283-4722-1-git-send-email-sangwook.lee@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Enable burst transfer from AHB for EHCI. This fixes data transfer issue of USB Ethernet with EHCI. Without this patch, ping works and network utilities such as scp hardly works. It was tested on Origen board with the following configs. root at linaro-alip:~# lsusb -t /: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=exynos-ohci/3p, 12M /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=s5p-ehci/3p, 480M |__ Port 1: Dev 2, If 0, Class=vend., Driver=MOSCHIP usb-ethernet driver, 480M Sangwook Lee (2): ARM: EXYNOS: Add EHCI AHB burst function USB: ehci-s5p: add function for burst arch/arm/mach-exynos/setup-usb-phy.c | 6 ++++++ arch/arm/plat-samsung/devs.c | 2 ++ arch/arm/plat-samsung/include/plat/ehci.h | 19 +++++++++++++++++++ drivers/usb/host/ehci-s5p.c | 3 +++ 4 files changed, 30 insertions(+), 0 deletions(-) -- 1.7.4.1