From: Brad Larson <brad@pensando.io>
To: Serge Semin <fancer.lancer@gmail.com>
Cc: Serge Semin <Sergey.Semin@baikalelectronics.ru>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Arnd Bergmann <arnd@arndb.de>,
Linus Walleij <linus.walleij@linaro.org>,
Bartosz Golaszewski <bgolaszewski@baylibre.com>,
Mark Brown <broonie@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Ulf Hansson <ulf.hansson@linaro.org>,
Olof Johansson <olof@lixom.net>, David Clear <dac2@pensando.io>,
"open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
linux-spi <linux-spi@vger.kernel.org>,
linux-mmc <linux-mmc@vger.kernel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 11/11] arm64: dts: Add Pensando Elba SoC support
Date: Wed, 25 May 2022 13:06:23 -0700 [thread overview]
Message-ID: <CAK9rFnz9a_21Bc9yyUqqmQET_o6g5XK6=mfZVv9jUp4dNxCx4w@mail.gmail.com> (raw)
In-Reply-To: <20220412112239.cucvqqlfsdpjnzju@mobilestation>
Hi Sergey,
On Tue, Apr 12, 2022 at 4:22 AM Serge Semin <fancer.lancer@gmail.com> wrote:
>
> On Wed, Apr 06, 2022 at 04:36:48PM -0700, Brad Larson wrote:
> > + spi0: spi@2800 {
> > + compatible = "pensando,elba-spi";
> > + reg = <0x0 0x2800 0x0 0x100>;
>
> > + pensando,syscon-spics = <&mssoc 0x2468>;
>
> I am wondering do you really need to define the
> "pensando,syscon-spics" property as accepting a phandle with an
> additional argument? That would have been justified if you had at
> least two SPI controllers with different CS override registers. AFAICS
> you've got only one here. So you can simplify the bindings by defining
> the property like "pensando,syscon" (with no "spics" suffix) which
> accepts the syscon phandle alone. Respective SPICS offset can be
> locally declared in the driver as a macro with respective name.
Yes this can be simplified and doing that in updated patchset. Only this
API call is needed in dw_spi_elba_init().
syscon_regmap_lookup_by_phandle(np, "pensando,syscon");
Regards,
Brad
prev parent reply other threads:[~2022-05-25 20:06 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-06 23:36 [PATCH 00/11] Support Pensando Elba SoC Brad Larson
2022-04-06 23:36 ` [PATCH 01/11] dt-bindings: arm: add Pensando boards Brad Larson
2022-04-07 18:45 ` Krzysztof Kozlowski
2022-04-09 2:19 ` Brad Larson
2022-04-09 10:39 ` Krzysztof Kozlowski
2022-04-11 21:24 ` Serge Semin
2022-05-25 16:31 ` Brad Larson
2022-04-07 18:54 ` Krzysztof Kozlowski
2022-04-09 2:04 ` Brad Larson
2022-04-06 23:36 ` [PATCH 02/11] dt-bindings: Add vendor prefix for Pensando Systems Brad Larson
2022-04-07 18:43 ` Krzysztof Kozlowski
2022-04-09 2:00 ` Brad Larson
2022-04-06 23:36 ` [PATCH 03/11] dt-bindings: mmc: Add Pensando Elba SoC binding Brad Larson
2022-04-07 6:30 ` Arnd Bergmann
2022-05-25 15:46 ` Brad Larson
2022-04-07 18:57 ` Krzysztof Kozlowski
2022-05-25 15:49 ` Brad Larson
2022-04-06 23:36 ` [PATCH 04/11] dt-bindings: spi: Add compatible for Pensando Elba SoC Brad Larson
2022-04-07 18:59 ` Krzysztof Kozlowski
2022-05-25 16:58 ` Brad Larson
2022-04-12 11:37 ` Serge Semin
2022-05-25 17:03 ` Brad Larson
2022-04-06 23:36 ` [PATCH 05/11] dt-bindings: spi: dw: Add Pensando Elba SoC SPI Controller bindings Brad Larson
2022-04-07 18:52 ` Krzysztof Kozlowski
2022-04-11 21:17 ` Serge Semin
2022-05-26 0:27 ` Brad Larson
2022-04-12 11:29 ` Serge Semin
2022-04-06 23:36 ` [PATCH 06/11] MAINTAINERS: Add entry for PENSANDO Brad Larson
2022-04-06 23:36 ` [PATCH 07/11] arm64: Add config for Pensando SoC platforms Brad Larson
2022-04-06 23:36 ` [PATCH 08/11] spi: cadence-quadspi: Add compatible for Pensando Elba SoC Brad Larson
2022-04-06 23:36 ` [PATCH 09/11] mmc: sdhci-cadence: Add Pensando Elba SoC support Brad Larson
2022-04-07 6:45 ` Arnd Bergmann
2022-04-07 7:13 ` Adrian Hunter
2022-04-07 17:06 ` Brad Larson
2022-04-07 20:38 ` Arnd Bergmann
2022-05-25 16:10 ` Brad Larson
2022-04-06 23:36 ` [PATCH 10/11] spi: dw: Add support for Pensando Elba SoC Brad Larson
2022-04-12 11:06 ` Serge Semin
2022-05-25 21:54 ` Brad Larson
2022-04-06 23:36 ` [PATCH 11/11] arm64: dts: Add Pensando Elba SoC support Brad Larson
2022-04-07 7:57 ` Marc Zyngier
2022-04-09 2:38 ` Brad Larson
2022-04-09 9:18 ` Marc Zyngier
2022-05-25 17:28 ` Brad Larson
2022-04-07 19:06 ` Krzysztof Kozlowski
2022-05-26 0:19 ` Brad Larson
2022-05-26 6:53 ` Krzysztof Kozlowski
2022-04-07 20:58 ` Krzysztof Kozlowski
2022-04-12 11:22 ` Serge Semin
2022-05-25 20:06 ` Brad Larson [this message]
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