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Mon, 11 May 2026 07:41:59 -0700 (PDT) From: Harrison Vanderbyl To: linux-arm-msm@vger.kernel.org, Maximilian Luz , Hans de Goede , =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= , platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 3/8] platform/surface: SAM: Add support for Surface Pro 12in Date: Tue, 12 May 2026 00:40:52 +1000 Message-ID: <60b41585fc437d8f0090466d774161f1ea2fefd7.1778498477.git.harrison.vanderbyl@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add a SAM client device node group and registry entry for the Microsoft Surface Pro, 12-inch with Snapdragon. This set enables the use of the following devices. 1: cover keyboard 2: cover touchpad 3: pen stash events. The battery info and charger info devices have been purposefully omitted as they are also reported by other drivers and cause conflicts. Signed-off-by: Harrison Vanderbyl --- .../surface/surface_aggregator_registry.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/platform/surface/surface_aggregator_registry.c b/drivers/platform/surface/surface_aggregator_registry.c index 0599d5adf02e..884049961415 100644 --- a/drivers/platform/surface/surface_aggregator_registry.c +++ b/drivers/platform/surface/surface_aggregator_registry.c @@ -422,6 +422,19 @@ static const struct software_node *ssam_node_group_sp11[] = { NULL, }; +/* Devices for Surface Pro 12" first edition (ARM/QCOM) */ +static const struct software_node *ssam_node_group_sp12in[] = { + &ssam_node_root, + &ssam_node_hub_kip, + &ssam_node_tmp_sensors, + &ssam_node_hid_kip_keyboard, + &ssam_node_hid_sam_penstash, + &ssam_node_hid_kip_touchpad, + &ssam_node_hid_kip_fwupd, + &ssam_node_pos_tablet_switch, + NULL, +}; + /* -- SSAM platform/meta-hub driver. ---------------------------------------- */ static const struct acpi_device_id ssam_platform_hub_acpi_match[] = { @@ -500,6 +513,8 @@ static const struct of_device_id ssam_platform_hub_of_match[] __maybe_unused = { { .compatible = "microsoft,arcata", (void *)ssam_node_group_sp9_5g }, /* Surface Pro 11 (ARM/QCOM) */ { .compatible = "microsoft,denali", (void *)ssam_node_group_sp11 }, + /* Surface Pro 12in First Edition (ARM/QCOM) */ + { .compatible = "microsoft,surface-pro-12in", (void *)ssam_node_group_sp12in }, /* Surface Laptop 7 */ { .compatible = "microsoft,romulus13", (void *)ssam_node_group_sl7 }, { .compatible = "microsoft,romulus15", (void *)ssam_node_group_sl7 }, -- 2.53.0