linux-kernel - [PATCH v3 4/6] platform/surface: aggregator

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Message-Id: <20251218-surface-sp11-for-next-v3-4-875afc7bd3b7@gmail.com>
Date: Thu, 18 Dec 2025 00:56:40 +0100
From: Jérôme de Bretagne via B4 Relay <devnull+jerome.debretagne.gmail.com@...nel.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Johannes Berg <johannes@...solutions.net>, 
 Lorenzo Bianconi <lorenzo@...nel.org>, 
 Maximilian Luz <luzmaximilian@...il.com>, Hans de Goede <hansg@...nel.org>, 
 Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>, 
 Jeff Johnson <jjohnson@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org, 
 platform-driver-x86@...r.kernel.org, ath12k@...ts.infradead.org, 
 Dale Whinham <daleyo@...il.com>, 
 Jérôme de Bretagne <jerome.debretagne@...il.com>
Subject: [PATCH v3 4/6] platform/surface: aggregator_registry: Add Surface
 Pro 11

From: Dale Whinham <daleyo@...il.com>

This enables support for the X1-based Surface Pro 11.

Signed-off-by: Dale Whinham <daleyo@...il.com>
Signed-off-by: Jérôme de Bretagne <jerome.debretagne@...il.com>
Reviewed-by: Maximilian Luz <luzmaximilian@...il.com>
---
 drivers/platform/surface/surface_aggregator_registry.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/platform/surface/surface_aggregator_registry.c b/drivers/platform/surface/surface_aggregator_registry.c
index 78ac3a8fbb736384f7e50f1888a71297a892a7c3..c18d991afc8b0a0bbb26966351b75b8ea01097a4 100644
--- a/drivers/platform/surface/surface_aggregator_registry.c
+++ b/drivers/platform/surface/surface_aggregator_registry.c
@@ -406,6 +406,22 @@ static const struct software_node *ssam_node_group_sp9_5g[] = {
 	NULL,
 };
 
+/* Devices for Surface Pro 11 (ARM/QCOM) */
+static const struct software_node *ssam_node_group_sp11[] = {
+	&ssam_node_root,
+	&ssam_node_hub_kip,
+	&ssam_node_bat_ac,
+	&ssam_node_bat_main,
+	&ssam_node_tmp_sensors,
+	&ssam_node_hid_kip_keyboard,
+	&ssam_node_hid_kip_penstash,
+	&ssam_node_hid_kip_touchpad,
+	&ssam_node_hid_kip_fwupd,
+	&ssam_node_hid_sam_sensors,
+	&ssam_node_kip_tablet_switch,
+	NULL,
+};
+
 /* -- SSAM platform/meta-hub driver. ---------------------------------------- */
 
 static const struct acpi_device_id ssam_platform_hub_acpi_match[] = {
@@ -485,6 +501,8 @@ static const struct of_device_id ssam_platform_hub_of_match[] __maybe_unused = {
 	/* Surface Laptop 7 */
 	{ .compatible = "microsoft,romulus13", (void *)ssam_node_group_sl7 },
 	{ .compatible = "microsoft,romulus15", (void *)ssam_node_group_sl7 },
+	/* Surface Pro 11 */
+	{ .compatible = "microsoft,denali", (void *)ssam_node_group_sp11 },
 	{ },
 };
 

-- 
2.47.3