From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Douglas Anderson <dianders@chromium.org>,
Jiri Kosina <jikos@kernel.org>,
Benjamin Tissoires <benjamin.tissoires@redhat.com>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@linaro.org>,
Rob Herring <robh+dt@kernel.org>,
Frank Rowand <frowand.list@gmail.com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Neil Armstrong <neil.armstrong@linaro.org>,
Sam Ravnborg <sam@ravnborg.org>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>
Cc: dri-devel@lists.freedesktop.org,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
linux-input@vger.kernel.org, Daniel Vetter <daniel@ffwll.ch>,
linux-kernel@vger.kernel.org, hsinyi@google.com,
cros-qcom-dts-watchers@chromium.org, devicetree@vger.kernel.org,
yangcong5@huaqin.corp-partner.google.com,
linux-arm-msm@vger.kernel.org,
Chris Morgan <macroalpha82@gmail.com>
Subject: Re: [PATCH v2 01/10] dt-bindings: HID: i2c-hid: Add "panel" property to i2c-hid backed touchscreens
Date: Fri, 9 Jun 2023 17:53:32 +0200 [thread overview]
Message-ID: <218bad0d-483a-5338-c140-2d0fcf280f20@linaro.org> (raw)
In-Reply-To: <20230607144931.v2.1.Id68e30343bb1e11470582a9078b086176cfec46b@changeid>
On 07/06/2023 23:49, Douglas Anderson wrote:
> As talked about in the patch ("drm/panel: Add a way for other devices
> to follow panel state"), touchscreens that are connected to panels are
> generally expected to be power sequenced together with the panel
> they're attached to. Today, nothing provides information allowing you
> to find out that a touchscreen is connected to a panel. Let's add a
> phandle for this.
>
> The proerty is added to the generic touchscreen bindings and then
> enabled in the bindings for the i2c-hid backed devices. This can and
> should be added for other touchscreens in the future, but for now
> let's start small.
>
> Signed-off-by: Douglas Anderson <dianders@chromium.org>
> ---
>
> Changes in v2:
> - Move the description to the generic touchscreen.yaml.
> - Update the desc to make it clearer it's only for integrated devices.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Best regards,
Krzysztof
WARNING: multiple messages have this Message-ID (diff)
From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Douglas Anderson <dianders@chromium.org>,
Jiri Kosina <jikos@kernel.org>,
Benjamin Tissoires <benjamin.tissoires@redhat.com>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@linaro.org>,
Rob Herring <robh+dt@kernel.org>,
Frank Rowand <frowand.list@gmail.com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Neil Armstrong <neil.armstrong@linaro.org>,
Sam Ravnborg <sam@ravnborg.org>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>
Cc: devicetree@vger.kernel.org, cros-qcom-dts-watchers@chromium.org,
linux-arm-msm@vger.kernel.org,
yangcong5@huaqin.corp-partner.google.com,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
Chris Morgan <macroalpha82@gmail.com>,
linux-input@vger.kernel.org, hsinyi@google.com
Subject: Re: [PATCH v2 01/10] dt-bindings: HID: i2c-hid: Add "panel" property to i2c-hid backed touchscreens
Date: Fri, 9 Jun 2023 17:53:32 +0200 [thread overview]
Message-ID: <218bad0d-483a-5338-c140-2d0fcf280f20@linaro.org> (raw)
In-Reply-To: <20230607144931.v2.1.Id68e30343bb1e11470582a9078b086176cfec46b@changeid>
On 07/06/2023 23:49, Douglas Anderson wrote:
> As talked about in the patch ("drm/panel: Add a way for other devices
> to follow panel state"), touchscreens that are connected to panels are
> generally expected to be power sequenced together with the panel
> they're attached to. Today, nothing provides information allowing you
> to find out that a touchscreen is connected to a panel. Let's add a
> phandle for this.
>
> The proerty is added to the generic touchscreen bindings and then
> enabled in the bindings for the i2c-hid backed devices. This can and
> should be added for other touchscreens in the future, but for now
> let's start small.
>
> Signed-off-by: Douglas Anderson <dianders@chromium.org>
> ---
>
> Changes in v2:
> - Move the description to the generic touchscreen.yaml.
> - Update the desc to make it clearer it's only for integrated devices.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Best regards,
Krzysztof
next prev parent reply other threads:[~2023-06-09 15:53 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-07 21:49 [PATCH v2 00/10] drm/panel and i2c-hid: Allow panels and touchscreens to power sequence together Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-07 21:49 ` [PATCH v2 01/10] dt-bindings: HID: i2c-hid: Add "panel" property to i2c-hid backed touchscreens Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-09 15:53 ` Krzysztof Kozlowski [this message]
2023-06-09 15:53 ` Krzysztof Kozlowski
2023-06-07 21:49 ` [PATCH v2 02/10] drm/panel: Check for already prepared/enabled in drm_panel Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-07 21:49 ` [PATCH v2 03/10] drm/panel: Add a way for other devices to follow panel state Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-07 21:49 ` [PATCH v2 04/10] of: property: fw_devlink: Add a devlink for panel followers Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-09 16:10 ` Rob Herring
2023-06-09 16:10 ` Rob Herring
2023-06-07 21:49 ` [PATCH v2 05/10] HID: i2c-hid: Switch to SYSTEM_SLEEP_PM_OPS() Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-07 21:49 ` [PATCH v2 06/10] HID: i2c-hid: Rearrange probe() to power things up later Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-07 21:49 ` [PATCH v2 07/10] HID: i2c-hid: Make suspend and resume into helper functions Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-07 21:49 ` [PATCH v2 08/10] HID: i2c-hid: Support being a panel follower Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-08 5:18 ` kernel test robot
2023-06-08 5:18 ` kernel test robot
2023-06-08 7:14 ` kernel test robot
2023-06-08 7:14 ` kernel test robot
2023-06-08 15:10 ` Doug Anderson
2023-06-08 15:10 ` Doug Anderson
2023-06-08 15:36 ` Benjamin Tissoires
2023-06-08 15:36 ` Benjamin Tissoires
2023-06-08 16:42 ` Doug Anderson
2023-06-08 16:42 ` Doug Anderson
2023-06-09 9:27 ` Benjamin Tissoires
2023-06-09 9:27 ` Benjamin Tissoires
2023-06-09 15:01 ` Doug Anderson
2023-06-09 15:01 ` Doug Anderson
2023-06-26 22:49 ` Doug Anderson
2023-06-26 22:49 ` Doug Anderson
2023-07-17 18:15 ` Doug Anderson
2023-07-17 18:15 ` Doug Anderson
2023-07-25 20:41 ` Doug Anderson
2023-07-25 20:41 ` Doug Anderson
2023-07-26 8:07 ` Benjamin Tissoires
2023-07-26 8:07 ` Benjamin Tissoires
2023-06-07 21:49 ` [PATCH v2 09/10] HID: i2c-hid: Do panel follower work on the system_wq Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-07 21:49 ` [PATCH v2 10/10] arm64: dts: qcom: sc7180: Link trogdor touchscreens to the panels Douglas Anderson
2023-06-07 21:49 ` Douglas Anderson
2023-06-08 7:17 ` [PATCH v2 00/10] drm/panel and i2c-hid: Allow panels and touchscreens to power sequence together Maxime Ripard
2023-06-08 7:17 ` Maxime Ripard
2023-06-08 14:38 ` Doug Anderson
2023-06-08 14:38 ` Doug Anderson
2023-06-12 16:03 ` Maxime Ripard
2023-06-12 16:03 ` Maxime Ripard
2023-06-12 21:13 ` Doug Anderson
2023-06-12 21:13 ` Doug Anderson
2023-06-13 12:06 ` Maxime Ripard
2023-06-13 12:06 ` Maxime Ripard
2023-06-13 15:56 ` Doug Anderson
2023-06-13 15:56 ` Doug Anderson
2023-06-21 16:31 ` Doug Anderson
2023-06-21 16:31 ` Doug Anderson
2023-06-23 9:08 ` Maxime Ripard
2023-06-23 9:08 ` Maxime Ripard
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