From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> To: Geert Uytterhoeven <geert@linux-m68k.org>, Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Cc: Simon Horman <horms@verge.net.au>, "open list:MEDIA DRIVERS FOR RENESAS - FCP" <linux-renesas-soc@vger.kernel.org>, Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>, Mark Rutland <mark.rutland@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, Magnus Damm <magnus.damm@gmail.com>, Russell King <linux@arm.linux.org.uk>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org> Subject: Re: [PATCH 07/13] ARM: dts: r8a7792: initial SoC device tree Date: Mon, 13 Jun 2016 14:24:58 +0300 [thread overview] Message-ID: <7d93d81d-cca9-e434-6488-0ea839f81663@cogentembedded.com> (raw) In-Reply-To: <CAMuHMdV6f5ZzPxySzCgi7L+Sr1_4Ph1sLLyQ_j-sJ0tmBOvrHg@mail.gmail.com> On 6/13/2016 10:12 AM, Geert Uytterhoeven wrote: >>>> The only problem I'm seeing (again) is the RCAN clock failing to >>>> register: >>>> >>>> rcar_gen2_cpg_clocks_init: failed to register cpg_clocks rcan clock (-12) >>>> >>>> I was going to look at it yesterday but (wrongly) thought it somehow >>>> cured itself... I'll look at it now. >>> >>> The RCAN parent is the second clock in the CPG node's "clocks" property, >>> which you didn't provide. >> >> Actually, the things are more complex. The figure 7.1c suggests that the >> RCAN clock has different parent on R8A7792 than on the other SoCs -- namely >> PLL1/VCO 1/4. That may be, since there's just no USB_EXTAL signal on this >> SoC (it doesn't seem to support any USB IPs). Which means the >> 'clk-rcar-gen2' driver can't work with the RCAN clock in its current form. > > Right, I had forgotten about that. > Fortunately the clk-rcar-gen2 driver has a sane failure mode for this case ;-) What do you mean? > it seems the RCAN clock can just be modeled as a fixed clock. However, > its divider value isn't clear to me, IIRC, the fixed RCAN divisor was equal to 6. [...] > Gr{oetje,eeting}s, > > Geert MBR, Sergei
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From: sergei.shtylyov@cogentembedded.com (Sergei Shtylyov) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 07/13] ARM: dts: r8a7792: initial SoC device tree Date: Mon, 13 Jun 2016 14:24:58 +0300 [thread overview] Message-ID: <7d93d81d-cca9-e434-6488-0ea839f81663@cogentembedded.com> (raw) In-Reply-To: <CAMuHMdV6f5ZzPxySzCgi7L+Sr1_4Ph1sLLyQ_j-sJ0tmBOvrHg@mail.gmail.com> On 6/13/2016 10:12 AM, Geert Uytterhoeven wrote: >>>> The only problem I'm seeing (again) is the RCAN clock failing to >>>> register: >>>> >>>> rcar_gen2_cpg_clocks_init: failed to register cpg_clocks rcan clock (-12) >>>> >>>> I was going to look at it yesterday but (wrongly) thought it somehow >>>> cured itself... I'll look at it now. >>> >>> The RCAN parent is the second clock in the CPG node's "clocks" property, >>> which you didn't provide. >> >> Actually, the things are more complex. The figure 7.1c suggests that the >> RCAN clock has different parent on R8A7792 than on the other SoCs -- namely >> PLL1/VCO 1/4. That may be, since there's just no USB_EXTAL signal on this >> SoC (it doesn't seem to support any USB IPs). Which means the >> 'clk-rcar-gen2' driver can't work with the RCAN clock in its current form. > > Right, I had forgotten about that. > Fortunately the clk-rcar-gen2 driver has a sane failure mode for this case ;-) What do you mean? > it seems the RCAN clock can just be modeled as a fixed clock. However, > its divider value isn't clear to me, IIRC, the fixed RCAN divisor was equal to 6. [...] > Gr{oetje,eeting}s, > > Geert MBR, Sergei
next prev parent reply other threads:[~2016-06-13 11:24 UTC|newest] Thread overview: 147+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-05-31 22:06 [PATCH 00/13] Add R8A7794/SILK board eMMC DT support Sergei Shtylyov 2016-05-31 22:06 ` Sergei Shtylyov 2016-05-31 22:09 ` [PATCH 01/13] ARM: shmobile: r8a7792: add clock index macros Sergei Shtylyov 2016-06-01 0:52 ` Simon Horman 2016-06-01 13:57 ` Sergei Shtylyov 2016-06-22 19:52 ` Sergei Shtylyov 2016-06-22 22:33 ` Simon Horman [not found] ` <20160622223330.GA15843-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org> 2016-06-23 7:46 ` Geert Uytterhoeven 2016-06-23 7:46 ` Geert Uytterhoeven 2016-06-23 10:49 ` Sergei Shtylyov 2016-06-23 10:49 ` Sergei Shtylyov [not found] ` <2280165.siMXMbFrFe-gHKXc3Y1Z8zGSmamagVegGFoWSdPRAKMAL8bYrjMMd8@public.gmane.org> 2016-06-01 7:22 ` Geert Uytterhoeven 2016-06-01 7:22 ` Geert Uytterhoeven 2016-06-01 14:09 ` Sergei Shtylyov 2016-05-31 22:11 ` [PATCH 02/13] ARM: shmobile: r8a7792: add power domain " Sergei Shtylyov 2016-06-01 7:32 ` Geert Uytterhoeven 2016-05-31 22:15 ` [PATCH 03/13] soc: renesas: rcar-sysc: add R8A7792 support Sergei Shtylyov 2016-06-01 7:38 ` Geert Uytterhoeven 2016-05-31 22:18 ` [PATCH 04/13] ARM: shmobile: r8a7792: basic SoC support Sergei Shtylyov 2016-05-31 22:18 ` Sergei Shtylyov 2016-06-01 0:25 ` Simon Horman 2016-06-01 0:25 ` Simon Horman 2016-06-01 7:47 ` Geert Uytterhoeven 2016-06-01 7:47 ` Geert Uytterhoeven 2016-06-01 21:00 ` Sergei Shtylyov 2016-06-01 21:00 ` Sergei Shtylyov 2016-06-06 18:59 ` Sergei Shtylyov 2016-06-06 18:59 ` Sergei Shtylyov 2016-05-31 22:20 ` [PATCH 05/13] DT: clock: rcar-gen2-cpg-clocks: document R8A7792 support Sergei Shtylyov 2016-06-01 0:25 ` Simon Horman 2016-06-01 0:30 ` Simon Horman 2016-06-01 7:50 ` Geert Uytterhoeven 2016-06-01 7:48 ` Geert Uytterhoeven 2016-06-03 1:49 ` Rob Herring 2016-05-31 22:21 ` [PATCH 06/13] DT: clock: cpg-mstp-clocks: document-R8A7792-support Sergei Shtylyov 2016-06-01 0:28 ` Simon Horman 2016-06-01 7:51 ` Geert Uytterhoeven 2016-06-03 1:50 ` Rob Herring 2016-05-31 22:24 ` [PATCH 07/13] ARM: dts: r8a7792: initial SoC device tree Sergei Shtylyov 2016-05-31 22:24 ` Sergei Shtylyov 2016-06-01 0:57 ` Simon Horman 2016-06-01 0:57 ` Simon Horman 2016-06-01 14:00 ` Sergei Shtylyov 2016-06-01 14:00 ` Sergei Shtylyov 2016-06-06 22:26 ` Sergei Shtylyov 2016-06-06 22:26 ` Sergei Shtylyov 2016-06-07 7:13 ` Geert Uytterhoeven 2016-06-07 7:13 ` Geert Uytterhoeven 2016-06-07 20:58 ` Sergei Shtylyov 2016-06-07 20:58 ` Sergei Shtylyov 2016-06-10 1:02 ` Simon Horman 2016-06-10 1:02 ` Simon Horman 2016-06-10 19:29 ` Sergei Shtylyov 2016-06-10 19:29 ` Sergei Shtylyov 2016-06-10 20:42 ` Geert Uytterhoeven 2016-06-10 20:42 ` Geert Uytterhoeven 2016-06-10 20:50 ` Sergei Shtylyov 2016-06-10 20:50 ` Sergei Shtylyov 2016-06-13 7:12 ` Geert Uytterhoeven 2016-06-13 7:12 ` Geert Uytterhoeven 2016-06-13 11:24 ` Sergei Shtylyov [this message] 2016-06-13 11:24 ` Sergei Shtylyov [not found] ` <7d93d81d-cca9-e434-6488-0ea839f81663-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org> 2016-06-13 11:48 ` Geert Uytterhoeven 2016-06-13 11:48 ` Geert Uytterhoeven 2016-06-13 11:48 ` Geert Uytterhoeven 2016-06-14 1:08 ` Kuninori Morimoto 2016-06-14 1:08 ` Kuninori Morimoto 2016-06-17 2:14 ` Kuninori Morimoto 2016-06-17 2:14 ` Kuninori Morimoto 2016-06-17 6:27 ` Geert Uytterhoeven 2016-06-17 6:27 ` Geert Uytterhoeven [not found] ` <8efb1c7e-5463-2556-744c-d327886d92d4-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org> 2016-06-14 0:43 ` Simon Horman 2016-06-14 0:43 ` Simon Horman 2016-06-14 0:43 ` Simon Horman 2016-06-14 21:08 ` Sergei Shtylyov 2016-06-14 21:08 ` Sergei Shtylyov 2016-06-16 0:06 ` Simon Horman 2016-06-16 0:06 ` Simon Horman 2016-06-01 9:23 ` Geert Uytterhoeven 2016-06-01 9:23 ` Geert Uytterhoeven 2016-05-31 22:25 ` [PATCH 08/13] ARM: dts: r8a7792: add SYS-DMAC support Sergei Shtylyov 2016-05-31 22:25 ` Sergei Shtylyov 2016-06-01 1:03 ` Simon Horman 2016-06-01 1:03 ` Simon Horman [not found] ` <5621267.GpvUaW18zI-gHKXc3Y1Z8zGSmamagVegGFoWSdPRAKMAL8bYrjMMd8@public.gmane.org> 2016-06-01 8:15 ` Geert Uytterhoeven 2016-06-01 8:15 ` Geert Uytterhoeven 2016-06-01 8:15 ` Geert Uytterhoeven 2016-05-31 22:26 ` [PATCH 09/13] ARM: dts: r8a7792: add [H]SCIF support Sergei Shtylyov 2016-05-31 22:26 ` Sergei Shtylyov 2016-06-01 1:13 ` Simon Horman 2016-06-01 1:13 ` Simon Horman 2016-06-03 14:33 ` Sergei Shtylyov 2016-06-03 14:33 ` Sergei Shtylyov 2016-06-01 8:17 ` Geert Uytterhoeven 2016-06-01 8:17 ` Geert Uytterhoeven 2016-05-31 22:29 ` [PATCH 10/13] ARM: dts: r8a7792: add IRQC support Sergei Shtylyov 2016-05-31 22:29 ` Sergei Shtylyov 2016-06-01 1:18 ` Simon Horman 2016-06-01 1:18 ` Simon Horman 2016-06-01 14:02 ` Sergei Shtylyov 2016-06-01 14:02 ` Sergei Shtylyov [not found] ` <3573091.BUvyGW3hVt-gHKXc3Y1Z8zGSmamagVegGFoWSdPRAKMAL8bYrjMMd8@public.gmane.org> 2016-06-01 8:17 ` Geert Uytterhoeven 2016-06-01 8:17 ` Geert Uytterhoeven 2016-06-01 8:17 ` Geert Uytterhoeven 2016-05-31 22:30 ` [PATCH 11/13] DT: arm: shmobile: document Blanche board Sergei Shtylyov 2016-05-31 23:51 ` Simon Horman [not found] ` <20160531235119.GA20527-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org> 2016-06-01 13:34 ` Sergei Shtylyov 2016-06-01 13:34 ` Sergei Shtylyov 2016-06-01 8:19 ` Geert Uytterhoeven 2016-06-03 1:50 ` Rob Herring 2016-05-31 22:32 ` [PATCH 12/13] ARM: dts: blanche: initial device tree Sergei Shtylyov 2016-05-31 22:32 ` Sergei Shtylyov 2016-06-01 1:21 ` Simon Horman 2016-06-01 1:21 ` Simon Horman 2016-06-02 21:34 ` Sergei Shtylyov 2016-06-02 21:34 ` Sergei Shtylyov 2016-06-01 8:36 ` Geert Uytterhoeven 2016-06-01 8:36 ` Geert Uytterhoeven 2016-06-01 8:36 ` Geert Uytterhoeven 2016-05-31 22:33 ` [PATCH 13/13] ARM: dts: blanche: add Ethernet support Sergei Shtylyov 2016-05-31 22:33 ` Sergei Shtylyov 2016-06-01 1:24 ` Simon Horman 2016-06-01 1:24 ` Simon Horman [not found] ` <1669958.qjJ7i3NBPv-gHKXc3Y1Z8zGSmamagVegGFoWSdPRAKMAL8bYrjMMd8@public.gmane.org> 2016-06-01 8:22 ` Geert Uytterhoeven 2016-06-01 8:22 ` Geert Uytterhoeven 2016-06-01 8:22 ` Geert Uytterhoeven 2016-06-01 12:16 ` Sergei Shtylyov 2016-06-01 12:16 ` Sergei Shtylyov [not found] ` <a60346f2-2abb-342b-dd20-38d401c4ceb3-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org> 2016-06-01 12:27 ` Geert Uytterhoeven 2016-06-01 12:27 ` Geert Uytterhoeven 2016-06-01 12:27 ` Geert Uytterhoeven 2016-06-02 21:33 ` Sergei Shtylyov 2016-06-02 21:33 ` Sergei Shtylyov [not found] ` <13205049.n7pM8utpHF-gHKXc3Y1Z8zGSmamagVegGFoWSdPRAKMAL8bYrjMMd8@public.gmane.org> 2016-06-01 7:04 ` [PATCH 00/13] Add R8A7794/SILK board eMMC DT support Geert Uytterhoeven 2016-06-01 7:04 ` Geert Uytterhoeven 2016-06-01 7:04 ` Geert Uytterhoeven 2016-06-01 10:30 ` Sergei Shtylyov 2016-06-01 10:30 ` Sergei Shtylyov -- strict thread matches above, loose matches on Subject: below -- 2016-05-21 10:17 [PATCH v2 1/2] ip6_gre: Fix MTU setting for ip6gretap Haishuang Yan 2016-05-21 10:17 ` [PATCH v2 2/2] ip6_gre: Set flowi6_proto as IPPROTO_GRE in xmit path Haishuang Yan 2016-05-24 21:34 ` David Miller 2016-05-24 21:34 ` [PATCH v2 2/2] ip6_gre: Set flowi6_proto as IPPROTO_GRE in xmit path., Re: [PATCH] ARM: shmobile: rcar-gen2: Use ICRAM1 for jump stub on all SoCs, [PATCH 12/13] ARM: dts: blanche: initial device tree David Miller, Simon Horman, Sergei Shtylyov 2016-05-24 21:34 ` [PATCH v2 1/2] ip6_gre: Fix MTU setting for ip6gretap David Miller 2016-05-17 15:15 [PATCH] ARM: shmobile: rcar-gen2: Use ICRAM1 for jump stub on all SoCs Geert Uytterhoeven 2016-05-17 15:15 ` Geert Uytterhoeven 2016-05-25 1:01 ` Simon Horman 2016-05-25 1:01 ` Simon Horman
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