From: John Garry <john.garry-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> To: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Cc: <linuxarm-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>, <andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>, <linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>, <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, <linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org> Subject: Re: [PATCH RFC 3/3] spi: HiSilicon v3xx: Use DMI quirk to set controller buswidth override bits Date: Fri, 28 Feb 2020 17:17:18 +0000 [thread overview] Message-ID: <a3b1711b-ed70-59d0-3326-991f1531db2b@huawei.com> (raw) In-Reply-To: <20200228162057.GC4956-GFdadSzt00ze9xe1eoZjHA@public.gmane.org> On 28/02/2020 16:20, Mark Brown wrote: > On Fri, Feb 28, 2020 at 11:18:51PM +0800, John Garry wrote: >> The Huawei D06 board (and variants) can support Quad mode of operation. >> >> Since we have no current method in ACPI SPI bus device resource description >> to describe this information, use DMI to detect the board, and set the >> controller buswidth override bits. > > Hopefully this is something that the ACPI people will be looking to > address going forwards :/ > Yeah, well I did mention the bugzilla [0] I raised for this in the cover letter; but I think that the new process workflows to raise feature requests in this way still needs to be formalized, so this may be blocked for now [1]. And unfortunately I can't actively participate in relevant standards WGs either, so if anyone else would like to assist, then that would great... BTW, I think that it might also be good to request a generic jedec-compatible SPI NOR part ACPI HID/CID here also. Thanks, John [0] https://bugzilla.tianocore.org/show_bug.cgi?id=2557 [1] https://edk2.groups.io/g/devel/message/53420 > > ______________________________________________________ > Linux MTD discussion mailing list > http://lists.infradead.org/mailman/listinfo/linux-mtd/ >
next prev parent reply other threads:[~2020-02-28 17:17 UTC|newest] Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-02-28 15:18 [PATCH RFC 0/3] spi/HiSilicon v3xx: Support dual and quad mode through DMI quirks John Garry 2020-02-28 15:18 ` [PATCH RFC 1/3] spi: Allow SPI controller override device buswidth John Garry 2020-03-02 16:12 ` Geert Uytterhoeven 2020-03-02 16:33 ` Mark Brown [not found] ` <1582903131-160033-2-git-send-email-john.garry-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> 2020-02-28 18:25 ` Applied "spi: Allow SPI controller override device buswidth" to the spi tree Mark Brown 2020-03-01 10:04 ` [PATCH RFC 1/3] spi: Allow SPI controller override device buswidth Sergei Shtylyov 2020-03-02 9:30 ` John Garry [not found] ` <07bb2213-5543-0ef0-9585-be83026c1199-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> 2020-03-02 12:22 ` Mark Brown 2020-03-02 18:51 ` Geert Uytterhoeven [not found] ` <CAMuHMdW7Xu6EzfmVFx1+i1byy3KOS5A+h2GuMb8nkZ+-jD1=BA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2020-03-03 9:42 ` John Garry [not found] ` <f6f21e75-7cee-89da-bb87-95327a4ec2cc-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> 2020-03-03 12:43 ` Mark Brown [not found] ` <1582903131-160033-1-git-send-email-john.garry-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> 2020-02-28 15:18 ` [PATCH RFC 2/3] spi: HiSilicon v3xx: Properly set CMD_CONFIG for Dual/Quad modes John Garry [not found] ` <1582903131-160033-3-git-send-email-john.garry-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> 2020-02-28 18:25 ` Applied "spi: HiSilicon v3xx: Properly set CMD_CONFIG for Dual/Quad modes" to the spi tree Mark Brown 2020-02-28 15:18 ` [PATCH RFC 3/3] spi: HiSilicon v3xx: Use DMI quirk to set controller buswidth override bits John Garry [not found] ` <1582903131-160033-4-git-send-email-john.garry-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> 2020-02-28 16:20 ` Mark Brown [not found] ` <20200228162057.GC4956-GFdadSzt00ze9xe1eoZjHA@public.gmane.org> 2020-02-28 17:17 ` John Garry [this message] 2020-02-28 18:25 ` Applied "spi: HiSilicon v3xx: Use DMI quirk to set controller buswidth override bits" to the spi tree Mark Brown
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