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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Chen-Yu Tsai <wenst@chromium.org>
Cc: Rob Herring <robh@kernel.org>,
	Saravana Kannan <saravanak@google.com>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>,
	Wolfram Sang <wsa@kernel.org>, Benson Leung <bleung@chromium.org>,
	Tzung-Bi Shih <tzungbi@kernel.org>,
	Mark Brown <broonie@kernel.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	chrome-platform@lists.linux.dev, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
	Douglas Anderson <dianders@chromium.org>,
	Johan Hovold <johan@kernel.org>, Jiri Kosina <jikos@kernel.org>,
	linux-i2c@vger.kernel.org
Subject: Re: [PATCH v6 05/12] regulator: Do pure DT regulator lookup in of_regulator_bulk_get_all()
Date: Wed, 4 Sep 2024 16:13:22 +0300	[thread overview]
Message-ID: <Zthc8r62z2eaR8k0@smile.fi.intel.com> (raw)
In-Reply-To: <20240904090016.2841572-6-wenst@chromium.org>

On Wed, Sep 04, 2024 at 05:00:07PM +0800, Chen-Yu Tsai wrote:
> The to-be-introduced I2C component prober needs to enable regulator
> supplies (and toggle GPIO pins) for the various components it intends
> to probe. To support this, a new "pure DT lookup" method for getting
> regulator supplies is needed, since the device normally requesting
> the supply won't get created until after the component is probed to
> be available.
> 
> Convert the existing of_regulator_bulk_get_all() for this purpose.
> This function has no in-tree users, as the original patch [1] that
> used it was never landed. This patch changes the function ABI, but
> it is straightforward to convert users.
> 
> The underlying code that supports the existing regulator_get*()
> functions has been reworked in previous patches to support this
> specific case. An internal OF-specific version of regulator_get(),
> of_regulator_get_optional(), is added for this.
> 
> Also convert an existing usage of "dev && dev->of_node" to
> "dev_of_node(dev)".

> [1] https://lore.kernel.org/all/20231220203537.83479-2-jernej.skrabec@gmail.com/
> 
> Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>

Make it Link tag.

  Link: https://lore.kernel.org/all/20231220203537.83479-2-jernej.skrabec@gmail.com/ [1]
  Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>

-- 
With Best Regards,
Andy Shevchenko



  reply	other threads:[~2024-09-04 13:13 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-04  9:00 [PATCH v6 00/12] platform/chrome: Introduce DT hardware prober Chen-Yu Tsai
2024-09-04  9:00 ` [PATCH v6 01/12] of: dynamic: Add of_changeset_update_prop_string Chen-Yu Tsai
2024-09-04  9:00 ` [PATCH v6 02/12] of: base: Add for_each_child_of_node_with_prefix_scoped() Chen-Yu Tsai
2024-09-04 13:03   ` Andy Shevchenko
2024-09-04 13:43     ` Rob Herring
2024-09-04  9:00 ` [PATCH v6 03/12] regulator: Move OF-specific regulator lookup code to of_regulator.c Chen-Yu Tsai
2024-09-04 13:09   ` Andy Shevchenko
2024-09-04 13:14     ` Andy Shevchenko
2024-09-05  8:11       ` Chen-Yu Tsai
2024-09-05  8:29         ` Andy Shevchenko
2024-09-04  9:00 ` [PATCH v6 04/12] regulator: Split up _regulator_get() Chen-Yu Tsai
2024-09-04  9:00 ` [PATCH v6 05/12] regulator: Do pure DT regulator lookup in of_regulator_bulk_get_all() Chen-Yu Tsai
2024-09-04 13:13   ` Andy Shevchenko [this message]
2024-09-09  2:39     ` Chen-Yu Tsai
2024-09-04  9:00 ` [PATCH v6 06/12] gpiolib: Add gpio_get_property_name_length() Chen-Yu Tsai
2024-09-04 13:40   ` Andy Shevchenko
2024-09-09  2:45     ` Chen-Yu Tsai
2024-09-11  7:37       ` Chen-Yu Tsai
2024-09-11 14:39         ` Andy Shevchenko
2024-09-04  9:00 ` [PATCH v6 07/12] i2c: core: Remove extra space in Makefile Chen-Yu Tsai
2024-09-04 13:41   ` Andy Shevchenko
2024-09-04  9:00 ` [PATCH v6 08/12] i2c: Introduce OF component probe function Chen-Yu Tsai
2024-09-04 13:47   ` Andy Shevchenko
2024-09-09  3:02     ` Chen-Yu Tsai
2024-09-04 15:37   ` Rob Herring
2024-09-04  9:00 ` [PATCH v6 09/12] i2c: of-prober: Add regulator support Chen-Yu Tsai
2024-09-04 13:53   ` Andy Shevchenko
2024-09-04 22:57   ` Doug Anderson
2024-09-05 15:10     ` Chen-Yu Tsai
2024-09-05 18:14       ` Doug Anderson
2024-09-05 18:42         ` Mark Brown
2024-09-05 19:13         ` Andy Shevchenko
2024-09-06  3:45         ` Chen-Yu Tsai
2024-09-11  0:30           ` Doug Anderson
2024-09-11  6:12             ` Chen-Yu Tsai
2024-09-11 14:38             ` Andy Shevchenko
2024-09-11 14:49               ` Mark Brown
2024-09-04  9:00 ` [PATCH v6 10/12] i2c: of-prober: Add GPIO support Chen-Yu Tsai
2024-09-04 14:04   ` Andy Shevchenko
2024-09-04  9:00 ` [PATCH v6 11/12] platform/chrome: Introduce device tree hardware prober Chen-Yu Tsai
2024-09-04 10:08   ` Tzung-Bi Shih
2024-09-05  3:52     ` Chen-Yu Tsai
2024-09-05  4:34       ` Tzung-Bi Shih
2024-09-04  9:00 ` [PATCH v6 12/12] arm64: dts: mediatek: mt8173-elm-hana: Mark touchscreens and trackpads as fail Chen-Yu Tsai
2024-09-04 17:19 ` (subset) [PATCH v6 00/12] platform/chrome: Introduce DT hardware prober Mark Brown
2024-09-07 16:58 ` Wolfram Sang
2024-09-09  3:24   ` Chen-Yu Tsai

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