Hi Alberto, > Dear Kever, > > On Thu, Jul 5, 2018 at 3:15 AM, Kever Yang > <kever.y...@rock-chips.com> wrote: > > > > Hi Alberto, > > > > Thanks for your patches, and I'm so glad for people using > > rockusb and try to improve it. > > > > You can reference to rockchip source code here: > > https://github.com/rockchip-linux/u-boot/blob/release/drivers/usb/gadget/f_rockusb.c > > > > We use msc as base framework instead of dfu because of the big > > performance improvement, and the cmd handling part will be the > > same. > > > Don't know if injecting rockusb protocol in f_mass_storage.c will be > acceptable in terms of coexistence and maintainability of resulting > f_mass_storage.c
I would like to have the rockchip part separate to be included by enabling Kconfig option in u-boot. > Do you plan to upstream your tree? > > I saw patches in your tree and resulting f_rockusb.c is more clear > yes. But we pay the price in f_mass_storage.c. It would be nice to see the code posted on u-boot ML. > > Best Regards, > Alberto Panizzo > > -- > Amarula Solutions SRL Via le Canevare 30 31100 > Treviso Italy Amarula Solutions BV Cruquiuskade 47 > Amsterdam 1018 AM The Netherlands Phone. +31(0)851119171 Fax. > +31(0)204106211 www.amarulasolutions.com > > > > > > > PS: Yes, rockusb is available for all Rockchip's SoCs. > > > > Thanks, > > - Kever > > On 07/04/2018 03:02 AM, Alberto Panizzo wrote: > > > rockusb protocol has been introduced by Eddie Cai in U-Boot > > > mainline allowing to write internal eMMC of RK3288 based boards > > > (and potentially all other Rockchip's CPUs). > > > > > > On workstation side the open source project rkdeveloptool do > > > implement the rockusb protocol. You can find it on GitHub here: > > > https://github.com/rockchip-linux/rkdeveloptool > > > > > > This patchset increase the supported functionalities on target > > > side allowing developers to: > > > - Read flash: rl command of rkdeveloptool > > > - Read chip version: rci command of rkdeveloptool > > > - Complete the write cycle implementing block erase > > > - Improve read/write speed > > > > > > Alberto Panizzo (7): > > > usb: rockchip: fix command failed on host side due to missing > > > data usb: rockchip: implement skeleton for K_FW_GET_CHIP_VER > > > command rockchip: rk3288: implement reading chip version from > > > bootrom code usb: rockchip: implement K_FW_LBA_READ_10 command > > > usb: rockchip: implement K_FW_LBA_ERASE_10 command > > > usb: rockchip: be quiet on serial port while transferring data > > > usb: rockchip: boost up write speed from 4MB/s to 15MB/s > > > > > > arch/arm/include/asm/arch-rockchip/f_rockusb.h | 6 +- > > > arch/arm/mach-rockchip/rk3288/Makefile | 1 + > > > arch/arm/mach-rockchip/rk3288/rockusb_rk3288.c | 30 ++++ > > > drivers/usb/gadget/f_rockusb.c | 225 > > > ++++++++++++++++++++++++- 4 files changed, 253 insertions(+), 9 > > > deletions(-) create mode 100644 > > > arch/arm/mach-rockchip/rk3288/rockusb_rk3288.c > > > > Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
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