From: Guo Ren <ren_guo@c-sky.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linux-arch <linux-arch@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
Jason Cooper <jason@lakedaemon.net>,
c-sky_gcc_upstream@c-sky.com, gnu-csky@mentor.com,
thomas.petazzoni@bootlin.com, wbx@uclibc-ng.org
Subject: Re: [PATCH 17/19] csky: defconfig
Date: Wed, 28 Mar 2018 11:59:42 +0800 [thread overview]
Message-ID: <20180328035942.GA23588@guoren> (raw)
In-Reply-To: <CAK8P3a2CD4nEDzMZxtn1QQJA3oQeX=-4v17AxhpTuUqk8boVhg@mail.gmail.com>
On Tue, Mar 27, 2018 at 09:48:23AM +0200, Arnd Bergmann wrote:
> On Tue, Mar 27, 2018 at 4:21 AM, Guo Ren <ren_guo@c-sky.com> wrote:
> > On Mon, Mar 26, 2018 at 03:16:31PM +0200, Arnd Bergmann wrote:
>
> >> > +CONFIG_CFG80211=y
> >> > +CONFIG_CFG80211_DEBUGFS=y
> >> > +CONFIG_CFG80211_WEXT=y
> >>
> >> I would guess you want IPV6 but not WEXT here.
> > Gx6605s devlepment board support usb-wifi.
> > Perhaps WEXT is needed by iwconfig or iwlist? So I just enable it.
> > However, I'll consider to remove it.
>
> I think it's only for backwards compatibility with old versions of
> those tools. There are some older drivers that use WEXT as the
> native interface, but CFG80211 based drivers have a netlink
> interface.
Thx for remind. I'll check.
>
> >> > +CONFIG_FB=y
> >> > +CONFIG_FB_TILEBLITTING=y
> >> > +CONFIG_FB_SIMPLE=y
> >> > +CONFIG_BACKLIGHT_LCD_SUPPORT=y
> >> > +# CONFIG_LCD_CLASS_DEVICE is not set
> >> > +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set
> >> > +# CONFIG_VGA_CONSOLE is not set
> >> > +CONFIG_FRAMEBUFFER_CONSOLE=y
> >> > +CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
> >> > +CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
> >> > +CONFIG_LOGO=y
> >> > +# CONFIG_LOGO_LINUX_MONO is not set
> >> > +# CONFIG_LOGO_LINUX_VGA16 is not set
> >>
> >> For new platforms, using the DRM subsystem is the recommend
> >> way to do graphics, it mostly replaces the framebuffer subsystem
> >> here.
> > These used by:
> > https://github.com/c-sky/addons-linux/tree/master/addons/drivers/video/fbdev/nationalchip
> >
> > I'll consider the DRM subsystem.
>
> It used to be rather hard to write a new DRM driver, but that has
> improved a lot recently. You might be able to fit your driver into
> drivers/gpu/drm/tinydrm/, or maybe do something a bit more complex
> like drivers/gpu/drm/pl111/ or drivers/gpu/drm/stm/.
For this patchset, I won't upstream the fbdev driver. I'll remove the
CONFIG_FB in defconfig first.
Thx for remind about the develop-tips, and it's very helpful.
Best Regards
Guo Ren
next prev parent reply other threads:[~2018-03-28 3:59 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-18 19:51 [PATCH 00/19] C-SKY(csky) Linux Kernel Port Guo Ren
2018-03-18 19:51 ` [PATCH 01/19] csky: Kernel booting Guo Ren
2018-03-18 19:51 ` [PATCH 02/19] csky: Exception handling and syscall Guo Ren
2018-03-19 1:48 ` Mark Rutland
2018-03-19 6:47 ` Guo Ren
2018-03-19 8:50 ` Dominik Brodowski
2018-03-19 11:03 ` Guo Ren
2018-03-18 19:51 ` [PATCH 03/19] csky: Cache and TLB routines Guo Ren
2018-03-18 19:51 ` [PATCH 04/19] csky: MMU and page talbe management Guo Ren
2018-03-18 19:51 ` [PATCH 05/19] csky: Process management Guo Ren
2018-03-18 19:51 ` [PATCH 06/19] csky: IRQ handling Guo Ren
2018-03-19 13:16 ` Thomas Gleixner
2018-03-20 2:06 ` Guo Ren
2018-03-18 19:51 ` [PATCH 07/19] csky: Atomic operations Guo Ren
2018-03-18 19:51 ` [PATCH 08/19] csky: ELF and module probe Guo Ren
2018-03-18 19:51 ` [PATCH 09/19] csky: VDSO and rt_sigreturn Guo Ren
2018-03-18 19:51 ` [PATCH 10/19] csky: Signal handling Guo Ren
2018-03-26 13:04 ` Arnd Bergmann
2018-03-27 2:41 ` Guo Ren
2018-03-18 19:51 ` [PATCH 11/19] csky: Library functions Guo Ren
2018-03-18 19:51 ` [PATCH 12/19] csky: Debug and Ptrace GDB Guo Ren
2018-03-26 13:06 ` Arnd Bergmann
2018-03-18 19:51 ` [PATCH 13/19] csky: User access Guo Ren
2018-03-18 19:51 ` [PATCH 14/19] csky: Misc headers Guo Ren
2018-03-19 16:11 ` Arnd Bergmann
2018-03-20 3:36 ` Guo Ren
2018-03-20 7:54 ` Arnd Bergmann
2018-03-20 13:22 ` Guo Ren
2018-03-18 19:51 ` [PATCH 15/19] csky: Build infrastructure Guo Ren
2018-03-19 15:45 ` Arnd Bergmann
2018-03-20 13:13 ` Guo Ren
2018-03-21 7:36 ` Arnd Bergmann
2018-03-21 12:41 ` Guo Ren
2018-03-26 13:00 ` Arnd Bergmann
2018-03-27 2:39 ` Guo Ren
2018-03-27 7:38 ` Arnd Bergmann
2018-03-28 3:49 ` Guo Ren
2018-03-28 7:40 ` Arnd Bergmann
2018-03-28 8:04 ` Guo Ren
2018-03-18 19:51 ` [PATCH 16/19] csky: Device tree Guo Ren
2018-03-19 15:28 ` Arnd Bergmann
2018-03-20 13:55 ` Guo Ren
2018-03-18 19:51 ` [PATCH 17/19] csky: defconfig Guo Ren
2018-03-26 13:16 ` Arnd Bergmann
2018-03-27 2:21 ` Guo Ren
2018-03-27 7:48 ` Arnd Bergmann
2018-03-28 3:59 ` Guo Ren [this message]
2018-03-18 19:51 ` [PATCH 18/19] clocksource: add timer-nationalchip.c Guo Ren
2018-03-18 22:07 ` Daniel Lezcano
2018-03-19 6:59 ` Guo Ren
2018-03-19 4:15 ` Mark Rutland
2018-03-19 7:03 ` Guo Ren
2018-03-18 19:51 ` [PATCH 19/19] irqchip: add irq-nationalchip.c and irq-csky.c Guo Ren
2018-03-19 4:26 ` Mark Rutland
2018-03-19 7:08 ` Guo Ren
2018-03-19 13:30 ` Thomas Gleixner
2018-03-20 14:23 ` Guo Ren
2018-03-18 20:25 ` [PATCH 00/19] C-SKY(csky) Linux Kernel Port Joe Perches
2018-03-19 7:11 ` Guo Ren
2018-03-26 13:30 ` Arnd Bergmann
2018-03-26 15:06 ` [gnu-csky] " Sandra Loosemore
2018-03-26 15:06 ` Sandra Loosemore
2018-03-26 15:11 ` Arnd Bergmann
2018-03-27 1:58 ` Guo Ren
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