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Groups > linux.kernel > #1273766
| From | Geert Uytterhoeven <geert@linux-m68k.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 17/25] serial: sh-sci: Correct SCIF type on R-Car for BRG |
| Date | 2015-11-20 08:50 +0100 |
| Message-ID | <qwOCd-4dZ-15@gated-at.bofh.it> (permalink) |
| References | <qwChI-4Cb-7@gated-at.bofh.it> <qwCrp-4G9-35@gated-at.bofh.it> <qwEtb-5WV-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Hi Laurent,
On Thu, Nov 19, 2015 at 9:55 PM, Laurent Pinchart
<laurent.pinchart@ideasonboard.com> wrote:
> On Thursday 19 November 2015 19:38:56 Geert Uytterhoeven wrote:
>> The "renesas,scif" compatible value is currently used for the SCIF
>> variant in all Renesas SoCs of the R-Car family. However, the variant
>> used in the R-Car family is not the common "SH-4(A)" variant, but a
>> derivative with added "Baud Rate Generator for External Clock" (BRG),
>> which is also present in sh7734.
>
> Time to introduce a "renesas,scif-rcar" compatible string ? ;-)
>
> As the only DT-enabled platform to have a different SCIF type is r7s72100 we
> could also consider just switching the regtype to SCIx_SH4_SCIF_BRG_REGTYPE
> for the generic "renesas,scif" entry as it's listed after the "renesas,scif-
> r7s72100" entry. That might cause an issue if we want to enable DT on arch/sh
> though, but even if that happens due to the J-Core processors I'd be surprised
> to see the old Renesas SH platforms being moved to DT.
I thought about that, but you never know in which out-of-tree BSP it ended up
being used, too. So better safe than sorry.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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[PATCH 00/25] serial: sh-sci: Add external clock and BRG Support Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 22/25] ARM: shmobile: koelsch dts: Enable SCIF_CLK frequency and pins Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 16/25] serial: sh-sci: Correct SCIF type on RZ/A1H Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 20/25] serial: sh-sci: Add support for optional BRG on (H)SCIF Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 18/25] serial: sh-sci: Prepare for multiple clocks and baud rate generators Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
Re: [PATCH 18/25] serial: sh-sci: Prepare for multiple clocks and baud rate generators Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 22:10 +0100
Re: [PATCH 18/25] serial: sh-sci: Prepare for multiple clocks and baud rate generators Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 09:00 +0100
Re: [PATCH 18/25] serial: sh-sci: Prepare for multiple clocks and baud rate generators Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-20 15:50 +0100
Re: [PATCH 18/25] serial: sh-sci: Prepare for multiple clocks and baud rate generators Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 16:20 +0100
Re: [PATCH 18/25] serial: sh-sci: Prepare for multiple clocks and baud rate generators Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-20 16:40 +0100
[PATCH 05/25] serial: sh-sci: Drop unused frame_len parameter for sci_baud_calc_hscif() Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 23/25] arm64: renesas: r8a7795 dtsi: Add BRG support for (H)SCIF Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
Re: [PATCH 23/25] arm64: renesas: r8a7795 dtsi: Add BRG support for (H)SCIF Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 22:10 +0100
Re: [PATCH 23/25] arm64: renesas: r8a7795 dtsi: Add BRG support for (H)SCIF Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 09:20 +0100
[PATCH 02/25] serial: sh-sci: Update DT binding documentation for BRG support Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
Re: [PATCH 02/25] serial: sh-sci: Update DT binding documentation for BRG support Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 21:30 +0100
Re: [PATCH 02/25] serial: sh-sci: Update DT binding documentation for BRG support Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-19 21:50 +0100
Re: [PATCH 02/25] serial: sh-sci: Update DT binding documentation for BRG support Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 22:20 +0100
Re: [PATCH 02/25] serial: sh-sci: Update DT binding documentation for BRG support Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 09:00 +0100
[PATCH 04/25] serial: sh-sci: Grammar s/Get ... for/Get ... from/ Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 17/25] serial: sh-sci: Correct SCIF type on R-Car for BRG Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
Re: [PATCH 17/25] serial: sh-sci: Correct SCIF type on R-Car for BRG Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 22:00 +0100
Re: [PATCH 17/25] serial: sh-sci: Correct SCIF type on R-Car for BRG Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 08:50 +0100
Re: [PATCH 17/25] serial: sh-sci: Correct SCIF type on R-Car for BRG Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-20 16:00 +0100
Re: [PATCH 17/25] serial: sh-sci: Correct SCIF type on R-Car for BRG Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-20 16:40 +0100
Re: [PATCH 17/25] serial: sh-sci: Correct SCIF type on R-Car for BRG Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 16:40 +0100
[PATCH 06/25] serial: sh-sci: Don't overwrite clock selection in serial_console_write() Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 13/25] serial: sh-sci: Take into account sampling rate for max baud rate Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 21/25] ARM: shmobile: r8a7791 dtsi: Add BRG support for (H)SCIF Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 14/25] serial: sh-sci: Add BRG register definitions Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
Re: [PATCH 14/25] serial: sh-sci: Add BRG register definitions Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 21:50 +0100
[PATCH 07/25] serial: sh-sci: Convert from clk_get() to devm_clk_get() Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
Re: [PATCH 07/25] serial: sh-sci: Convert from clk_get() to devm_clk_get() Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 21:40 +0100
[PATCH 01/25] serial: sh-sci: Update DT binding documentation for external clock input Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
Re: [PATCH 01/25] serial: sh-sci: Update DT binding documentation for external clock input Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 21:20 +0100
Re: [PATCH 01/25] serial: sh-sci: Update DT binding documentation for external clock input Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 21:30 +0100
Re: [PATCH 01/25] serial: sh-sci: Update DT binding documentation for external clock input Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-19 21:50 +0100
Re: [PATCH 01/25] serial: sh-sci: Update DT binding documentation for external clock input Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 22:20 +0100
Re: [PATCH 01/25] serial: sh-sci: Update DT binding documentation for external clock input Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 09:10 +0100
Re: [PATCH 01/25] serial: sh-sci: Update DT binding documentation for external clock input Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-19 21:40 +0100
[PATCH 03/25] serial: sh-sci: Drop useless check for zero sampling_rate Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 24/25] arm64: renesas: salvator-x dts: Enable SCIF_CLK frequency and pins Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 19/25] serial: sh-sci: Add support for optional external (H)SCK input Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 19:50 +0100
[PATCH 11/25] serial: sh-sci: Avoid calculating the receive margin for HSCIF Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 20:00 +0100
[PATCH 12/25] serial: sh-sci: Merge sci_scbrr_calc() and sci_baud_calc_hscif() Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 20:00 +0100
[PATCH 10/25] serial: sh-sci: Improve bit rate error calculation for HSCIF Geert Uytterhoeven <geert+renesas@glider.be> - 2015-11-19 20:00 +0100
Re: [PATCH 00/25] serial: sh-sci: Add external clock and BRG Support Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-19 22:10 +0100
Re: [PATCH 00/25] serial: sh-sci: Add external clock and BRG Support Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 09:30 +0100
Re: [PATCH 00/25] serial: sh-sci: Add external clock and BRG Support Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-20 10:00 +0100
Re: [PATCH 00/25] serial: sh-sci: Add external clock and BRG Support Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 10:10 +0100
Re: [PATCH 00/25] serial: sh-sci: Add external clock and BRG Support Laurent Pinchart <laurent.pinchart@ideasonboard.com> - 2015-11-20 16:00 +0100
Re: [PATCH 00/25] serial: sh-sci: Add external clock and BRG Support Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 16:40 +0100
Re: [PATCH 00/25] serial: sh-sci: Add external clock and BRG Support Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-20 10:10 +0100
Re: [PATCH 00/25] serial: sh-sci: Add external clock and BRG Support Simon Horman <horms@verge.net.au> - 2015-11-24 03:50 +0100
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