Hi Marek,
On Sun, Oct 15, 2017 at 11:17 PM, Marek Vasut <marek.va...@gmail.com> wrote:
> On 10/15/2017 05:11 PM, Bin Meng wrote:
>> Hi Marek,
>>
>> On Sun, Oct 15, 2017 at 9:01 PM, Marek Vasut <marek.va...@gmail.com> wrote:
>>> Add firmware V3, firmware loader and XHCI glue for the Renesas R-Car
>>> Gen3 SoCs XHCI controller. Thus far only the R-Car Gen3 R8A7795 ES2.0+
>>> and R8A7796 are supported.
>>>
>>> Signed-off-by: Marek Vasut <marek.vasut+rene...@gmail.com>
>>> Cc: Nobuhiro Iwamatsu <iwama...@nigauri.org>
>>> Cc: Bin Meng <bmeng...@gmail.com>
>>> ---
>>> V2: Drop GD access
>>> Add xhci_deregister
>>> V3: Use BIT() macro instead of ad-hoc mask
>>> ---
>>> Licenses/r8a779x_usb3.txt | 26 ++
>>> drivers/usb/host/Kconfig | 8 +
>>> drivers/usb/host/Makefile | 1 +
>>> drivers/usb/host/xhci-rcar-r8a779x_usb3_v3.h | 643
>>> +++++++++++++++++++++++++++
>>> drivers/usb/host/xhci-rcar.c | 159 +++++++
>>> 5 files changed, 837 insertions(+)
>>> create mode 100644 Licenses/r8a779x_usb3.txt
>>> create mode 100644 drivers/usb/host/xhci-rcar-r8a779x_usb3_v3.h
>>> create mode 100644 drivers/usb/host/xhci-rcar.c
>>>
>>> diff --git a/Licenses/r8a779x_usb3.txt b/Licenses/r8a779x_usb3.txt
>>> new file mode 100644
>>> index 0000000000..e2afcc9e81
>>> --- /dev/null
>>> +++ b/Licenses/r8a779x_usb3.txt
>>> @@ -0,0 +1,26 @@
>>> +Copyright (c) 2014, Renesas Electronics Corporation
>>> +All rights reserved.
>>> +
>>> +Redistribution and use in binary form, without modification, are permitted
>>> +provided that the following conditions are met:
>>> +
>>> +1. Redistribution in binary form must reproduce the above copyright notice,
>>> + this list of conditions and the following disclaimer in the
>>> documentation
>>> + and/or other materials provided with the distribution.
>>> +2. The name of Renesas Electronics Corporation may not be used to endorse
>>> or
>>> + promote products derived from this software without specific prior
>>> written
>>> + permission.
>>> +3. Reverse engineering, decompilation, or disassembly of this software is
>>> + not permitted.
>>> +
>>> +THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS ELECTRONICS CORPORATION
>>> DISCLAIMS
>>> +ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>>> IMPLIED
>>> +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, AND
>>> +NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL RENESAS
>>> ELECTRONICS
>>> +CORPORATION BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>>> EXEMPLARY,
>>> +OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>>> +SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>>> +INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>>> +CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>>> +ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
>>> +POSSIBILITY OF SUCH DAMAGE.
>>> diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
>>> index f5f19ed775..cad9af6977 100644
>>> --- a/drivers/usb/host/Kconfig
>>> +++ b/drivers/usb/host/Kconfig
>>> @@ -47,6 +47,14 @@ config USB_XHCI_ROCKCHIP
>>> help
>>> Enables support for the on-chip xHCI controller on Rockchip SoCs.
>>>
>>> +config USB_XHCI_RCAR
>>> + bool "Renesas RCar USB 3.0 support"
>>> + default y
>>> + depends on ARCH_RMOBILE
>>> + help
>>> + Choose this option to add support for USB 3.0 driver on Renesas
>>> + RCar Gen3 SoCs.
>>> +
>>> config USB_XHCI_STI
>>> bool "Support for STMicroelectronics STiH407 family on-chip xHCI
>>> USB controller"
>>> depends on ARCH_STI
>>> diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
>>> index 83903fcf99..79df888fce 100644
>>> --- a/drivers/usb/host/Makefile
>>> +++ b/drivers/usb/host/Makefile
>>> @@ -59,6 +59,7 @@ obj-$(CONFIG_USB_XHCI_FSL) += xhci-fsl.o
>>> obj-$(CONFIG_USB_XHCI_MVEBU) += xhci-mvebu.o
>>> obj-$(CONFIG_USB_XHCI_OMAP) += xhci-omap.o
>>> obj-$(CONFIG_USB_XHCI_PCI) += xhci-pci.o
>>> +obj-$(CONFIG_USB_XHCI_RCAR) += xhci-rcar.o
>>> obj-$(CONFIG_USB_XHCI_STI) += dwc3-sti-glue.o
>>>
>>> # designware
>>> diff --git a/drivers/usb/host/xhci-rcar-r8a779x_usb3_v3.h
>>> b/drivers/usb/host/xhci-rcar-r8a779x_usb3_v3.h
>>> new file mode 100644
>>> index 0000000000..f0f48a3354
>>> --- /dev/null
>>> +++ b/drivers/usb/host/xhci-rcar-r8a779x_usb3_v3.h
>>> @@ -0,0 +1,643 @@
>>> +/*
>>> + * Renesas RCar xHCI controller firmware version 3
>>> + *
>>> + * Copyright (c) 2014, Renesas Electronics Corporation
>>> + * All rights reserved.
>>> + *
>>> + * Redistribution and use in binary form, without modification, are
>>> permitted
>>> + * provided that the following conditions are met:
>>> + *
>>> + * 1. Redistribution in binary form must reproduce the above copyright
>>> notice,
>>> + * this list of conditions and the following disclaimer in the
>>> documentation
>>> + * and/or other materials provided with the distribution.
>>> + * 2. The name of Renesas Electronics Corporation may not be used to
>>> endorse or
>>> + * promote products derived from this software without specific prior
>>> written
>>> + * permission.
>>> + * 3. Reverse engineering, decompilation, or disassembly of this software
>>> is
>>> + * not permitted.
>>> + *
>>> + * THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS ELECTRONICS CORPORATION
>>> DISCLAIMS
>>> + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>>> IMPLIED
>>> + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, AND
>>> + * NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL RENESAS
>>> ELECTRONICS
>>> + * CORPORATION BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>>> EXEMPLARY,
>>> + * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>>> + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>>> + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>>> + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>>> + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>>> THE
>>> + * POSSIBILITY OF SUCH DAMAGE.
>>> + *
>>> + * This file is generated from the firmware blob r8a779x_usb3_v3.dlmem
>>> + * with associated license file LICENCE.r8a779x_usb3, both taken from
>>> + * linux-firmware.git [1] as of:
>>> + *
>>> + * commit 7c3dfc0bb21bf717dc19a6b677a866aef8b70c35
>>> + * Author: Yoshihiro Shimoda
>>> + * Date: Wed Aug 10 19:56:39 2016 +0900
>>> + *
>>> + * usb: host: xhci-rcar: update firmware for R-Car H3 and M3-W
>>> + *
>>> + * To generate the content of the array below, use ie. the following
>>> command:
>>> + * $ hexdump -v -e '/4 "0x%08x, "' r8a779x_usb3_v3.dlmem | \
>>> + * sed "s@\(.\{47\}\) @\1\n@g"
>>> + *
>>> + * [1]
>>> git://git.kernel.org/pub/scm/linux/kernel/git/dwmw2/linux-firmware.git
>>> + */
>>> +
>>> +#ifndef __FIRMWARE_R8A779X_USB3_V3__
>>> +#define __FIRMWARE_R8A779X_USB3_V3__
>>> +
>>> +static const u32 firmware_r8a779x_usb3_v3[] = {
>>
>> Did you investigate the way to include this firmware image file
>> directly via binman?
>
> Yes, but binman is not what you want to use -- I discussed this with
> Simon and binman is for assembling the final image and attaching blobs
> to it. I need to access the firmware from within U-Boot.
There is no problem for any blobs in the binman assembled image to be
accessible from within U-Boot. x86 uses this way.
>
>> +Tom, Simon,
>>
>> What's the preferred way to handle such case in U-Boot? I believe
>> binman was created for this, but so far binman is only used in sunxi
>> and x86.
>
> I am pushing Altera to implement a proper firmware loader by factoring
> out parts of the "splash" command . The "splash" command can be made
> into generic firmware loader quite easily, so that's what I'd like to
> switch to later on.
>
>> But I am fine either way:
>> Reviewed-by: Bin Meng <bmeng...@gmail.com>
>>
Does this apply anywhere or should it go via the usb xhci tree?
Regards,
Bin
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