From: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> To: Masahiro Yamada <masahiroy@kernel.org> Cc: Rob Herring <robh+dt@kernel.org>, DTML <devicetree@vger.kernel.org>, linux-arm-kernel <linux-arm-kernel@lists.infradead.org>, Masami Hiramatsu <masami.hiramatsu@linaro.org>, Jassi Brar <jaswinder.singh@linaro.org> Subject: Re: [PATCH 10/10] arm64: dts: uniphier: Stabilize Ethernet RGMII mode of LD20 global and PXs3 ref board Date: Tue, 17 Mar 2020 20:09:15 +0900 [thread overview] Message-ID: <20200317200914.978A.4A936039@socionext.com> (raw) In-Reply-To: <CAK7LNAQ98kUHQS33jQL+Kq5E48H75yvYk_qsWxT9ubrP-yRCdg@mail.gmail.com> On Mon, 16 Mar 2020 21:55:09 +0900 <masahiroy@kernel.org> wrote: > On Fri, Mar 13, 2020 at 9:58 AM Kunihiko Hayashi > <hayashi.kunihiko@socionext.com> wrote: > > > > The RGMII PHY needs to change drive-strength properties of the Ethernet > > Tx pins to stabilize the PHY. > > > > The devicetree for LD20 global board specifies RMII PHY in the ethernet > > node as default, however, there is also another board that has RGMII PHY. > > The devicetree for the board doesn't exist, so the users should change > > the ethernet properties by outside way. > > Probably, users should change pinctrl_ether_rgmii > by the same means. I think that it's reasonable to have a devicetree for another board with RGMII PHY. > The change to uniphier-pxs3-ref.dts looks OK to me. I'll split this patch for uniphier-pxs3-ref.dts. Thank you, --- Best Regards, Kunihiko Hayashi
WARNING: multiple messages have this Message-ID (diff)
From: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> To: Masahiro Yamada <masahiroy@kernel.org> Cc: DTML <devicetree@vger.kernel.org>, Rob Herring <robh+dt@kernel.org>, Masami Hiramatsu <masami.hiramatsu@linaro.org>, linux-arm-kernel <linux-arm-kernel@lists.infradead.org>, Jassi Brar <jaswinder.singh@linaro.org> Subject: Re: [PATCH 10/10] arm64: dts: uniphier: Stabilize Ethernet RGMII mode of LD20 global and PXs3 ref board Date: Tue, 17 Mar 2020 20:09:15 +0900 [thread overview] Message-ID: <20200317200914.978A.4A936039@socionext.com> (raw) In-Reply-To: <CAK7LNAQ98kUHQS33jQL+Kq5E48H75yvYk_qsWxT9ubrP-yRCdg@mail.gmail.com> On Mon, 16 Mar 2020 21:55:09 +0900 <masahiroy@kernel.org> wrote: > On Fri, Mar 13, 2020 at 9:58 AM Kunihiko Hayashi > <hayashi.kunihiko@socionext.com> wrote: > > > > The RGMII PHY needs to change drive-strength properties of the Ethernet > > Tx pins to stabilize the PHY. > > > > The devicetree for LD20 global board specifies RMII PHY in the ethernet > > node as default, however, there is also another board that has RGMII PHY. > > The devicetree for the board doesn't exist, so the users should change > > the ethernet properties by outside way. > > Probably, users should change pinctrl_ether_rgmii > by the same means. I think that it's reasonable to have a devicetree for another board with RGMII PHY. > The change to uniphier-pxs3-ref.dts looks OK to me. I'll split this patch for uniphier-pxs3-ref.dts. Thank you, --- Best Regards, Kunihiko Hayashi _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-03-17 11:09 UTC|newest] Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-03-13 0:58 [PATCH 00/10] Add devicetree features and fixes for UniPhier SoCs Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-13 0:58 ` [PATCH 01/10] ARM: dts: uniphier: Add XDMAC node Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-14 2:14 ` Masahiro Yamada 2020-03-14 2:14 ` Masahiro Yamada 2020-03-16 10:43 ` Kunihiko Hayashi 2020-03-16 10:43 ` Kunihiko Hayashi 2020-03-16 12:06 ` Masahiro Yamada 2020-03-16 12:06 ` Masahiro Yamada 2020-03-17 11:09 ` Kunihiko Hayashi 2020-03-17 11:09 ` Kunihiko Hayashi 2020-03-13 0:58 ` [PATCH 02/10] arm64: " Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-13 0:58 ` [PATCH 03/10] ARM: dts: uniphier: Add USB3 controller nodes for Pro5 Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-13 0:58 ` [PATCH 04/10] arm64: dts: uniphier: Enable spi node for PXs3 reference board Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-13 0:58 ` [PATCH 05/10] arm64: dts: uniphier: Add nodes of thermal monitor and thermal zone for PXs3 Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-13 0:58 ` [PATCH 06/10] ARM: dts: uniphier: Add ethernet aliases Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-16 12:31 ` Masahiro Yamada 2020-03-16 12:31 ` Masahiro Yamada 2020-03-17 11:09 ` Kunihiko Hayashi 2020-03-17 11:09 ` Kunihiko Hayashi 2020-03-13 0:58 ` [PATCH 07/10] arm64: " Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-13 0:58 ` [PATCH 08/10] ARM: dts: uniphier: Set SCSSI clock and reset IDs for each channel Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-13 0:58 ` [PATCH 09/10] arm64: " Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-13 0:58 ` [PATCH 10/10] arm64: dts: uniphier: Stabilize Ethernet RGMII mode of LD20 global and PXs3 ref board Kunihiko Hayashi 2020-03-13 0:58 ` Kunihiko Hayashi 2020-03-16 12:55 ` Masahiro Yamada 2020-03-16 12:55 ` Masahiro Yamada 2020-03-17 11:09 ` Kunihiko Hayashi [this message] 2020-03-17 11:09 ` Kunihiko Hayashi 2020-03-16 15:06 ` [PATCH 00/10] Add devicetree features and fixes for UniPhier SoCs Masahiro Yamada 2020-03-16 15:06 ` Masahiro Yamada
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