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* [PATCH v5 0/2] Add driver for Samsung AMS561RA01 panel with S6E8AA5X01 controller
@ 2025-07-21 14:38 Kaustabh Chakraborty
  2025-07-21 14:38 ` [PATCH v5 1/2] dt-bindings: display: panel: document " Kaustabh Chakraborty
                   ` (2 more replies)
  0 siblings, 3 replies; 5+ messages in thread
From: Kaustabh Chakraborty @ 2025-07-21 14:38 UTC (permalink / raw)
  To: Neil Armstrong, Jessica Zhang, David Airlie, Simona Vetter,
	Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Jessica Zhang
  Cc: dri-devel, devicetree, linux-kernel, Kaustabh Chakraborty,
	Conor Dooley

This patch series introduces a driver for Samsung AMS561RA01, which is
an AMOLED panel using the Samsung S6E8AA5X01 panel controller. This
panel is found in several (mostly Samsung) phones, it is a ~5.6 inch
720x1480 panel.

Signed-off-by: Kaustabh Chakraborty <kauschluss@disroot.org>
---
Changes in v5:
- fixed dt_binding_check error for invalid compatible used in example dts
  (robh's bot)
- Link to v4: https://lore.kernel.org/r/20250720-panel-samsung-s6e8aa5x01-v4-0-7d9258fa3f4a@disroot.org

Changes in v4:
- tweaked commit description of [v3 1/2] to reference the hardware.
- utilized devm_drm_panel_alloc() and devm_regulator_bulk_get_const()
  (neil.armstrong)
- redid patches to mention both panel and controller (dmitry.baryshkov)
- Link to v3: https://lore.kernel.org/r/20250625-panel-samsung-s6e8aa5x01-v3-0-9a1494fe6c50@disroot.org

Changes in v3:
- added brightness values for upto 500 nits.
- removed unused mutex object from panel code.
- Link to v2: https://lore.kernel.org/r/20250625-panel-samsung-s6e8aa5x01-v2-0-4db72b87a5a4@disroot.org

Changes in v2:
- fixed various dt_binding_check errors (conor)
- simplified panel enable sequencing (tzimmermann)
- did s/s6e8aa5x01_update_brightness/s6e8aa5x01_update_status (tzimmermann)
- added check for panel enable in s6e8aa5x01_update_status() (tzimmermann)
- used backlight_get_brightness() in appropriate places (tzimmermann)
- Link to v1: https://lore.kernel.org/r/20250612-panel-samsung-s6e8aa5x01-v1-0-06dcba071ea6@disroot.org

---
Kaustabh Chakraborty (2):
      dt-bindings: display: panel: document Samsung AMS561RA01 panel with S6E8AA5X01 controller
      drm: panel: add support for Samsung AMS561RA01 panel with S6E8AA5X01 controller

 .../panel/samsung,s6e8aa5x01-ams561ra01.yaml       |  55 ++
 drivers/gpu/drm/panel/Kconfig                      |  11 +
 drivers/gpu/drm/panel/Makefile                     |   1 +
 .../panel/panel-samsung-s6e8aa5x01-ams561ra01.c    | 981 +++++++++++++++++++++
 4 files changed, 1048 insertions(+)
---
base-commit: 97987520025658f30bb787a99ffbd9bbff9ffc9d
change-id: 20250523-panel-samsung-s6e8aa5x01-ea2496eafeda

Best regards,
-- 
Kaustabh Chakraborty <kauschluss@disroot.org>


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH v5 1/2] dt-bindings: display: panel: document Samsung AMS561RA01 panel with S6E8AA5X01 controller
  2025-07-21 14:38 [PATCH v5 0/2] Add driver for Samsung AMS561RA01 panel with S6E8AA5X01 controller Kaustabh Chakraborty
@ 2025-07-21 14:38 ` Kaustabh Chakraborty
  2025-07-21 14:39 ` [PATCH v5 2/2] drm: panel: add support for " Kaustabh Chakraborty
  2025-08-04 15:32 ` [PATCH v5 0/2] Add driver " Neil Armstrong
  2 siblings, 0 replies; 5+ messages in thread
From: Kaustabh Chakraborty @ 2025-07-21 14:38 UTC (permalink / raw)
  To: Neil Armstrong, Jessica Zhang, David Airlie, Simona Vetter,
	Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Jessica Zhang
  Cc: dri-devel, devicetree, linux-kernel, Kaustabh Chakraborty,
	Conor Dooley

Samsung AMS561RA01 is an AMOLED panel, using the Samsung S6E8AA5X01 MIPI
DSI panel controller. Document the compatible and devicetree properties
of this hardware. It has a reset GPIO and two voltage regulators.

Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Kaustabh Chakraborty <kauschluss@disroot.org>
---
 .../panel/samsung,s6e8aa5x01-ams561ra01.yaml       | 55 ++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/panel/samsung,s6e8aa5x01-ams561ra01.yaml b/Documentation/devicetree/bindings/display/panel/samsung,s6e8aa5x01-ams561ra01.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..eccfc66d7fe24fbe86e3c25f35beb0855c4fcee6
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/samsung,s6e8aa5x01-ams561ra01.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/samsung,s6e8aa5x01-ams561ra01.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung AMS561RA01 panel with S6E8AA5X01 controller
+
+maintainers:
+  - Kaustabh Chakraborty <kauschluss@disroot.org>
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    const: samsung,s6e8aa5x01-ams561ra01
+
+  reg:
+    maxItems: 1
+
+  vdd-supply:
+    description: core voltage supply
+
+  vci-supply:
+    description: voltage supply for analog circuits
+
+  reset-gpios: true
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    dsi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        panel@0 {
+            compatible = "samsung,s6e8aa5x01-ams561ra01";
+            reg = <0>;
+
+            vdd-supply = <&panel_vdd_reg>;
+            vci-supply = <&panel_vci_reg>;
+
+            reset-gpios = <&gpd3 4 GPIO_ACTIVE_HIGH>;
+        };
+    };
+
+...

-- 
2.50.0


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* [PATCH v5 2/2] drm: panel: add support for Samsung AMS561RA01 panel with S6E8AA5X01 controller
  2025-07-21 14:38 [PATCH v5 0/2] Add driver for Samsung AMS561RA01 panel with S6E8AA5X01 controller Kaustabh Chakraborty
  2025-07-21 14:38 ` [PATCH v5 1/2] dt-bindings: display: panel: document " Kaustabh Chakraborty
@ 2025-07-21 14:39 ` Kaustabh Chakraborty
  2025-08-04 15:18   ` Neil Armstrong
  2025-08-04 15:32 ` [PATCH v5 0/2] Add driver " Neil Armstrong
  2 siblings, 1 reply; 5+ messages in thread
From: Kaustabh Chakraborty @ 2025-07-21 14:39 UTC (permalink / raw)
  To: Neil Armstrong, Jessica Zhang, David Airlie, Simona Vetter,
	Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Jessica Zhang
  Cc: dri-devel, devicetree, linux-kernel, Kaustabh Chakraborty

Samsung AMS561RA01 is an AMOLED panel, using the Samsung S6E8AA5X01 MIPI
DSI controller. Implement a basic panel driver for such panels.

The driver also initializes a backlight device, which works by changing
the panel's gamma values and aid brightness levels appropriately, with
the help of look-up tables acquired from downstream kernel sources.

Signed-off-by: Kaustabh Chakraborty <kauschluss@disroot.org>
---
 drivers/gpu/drm/panel/Kconfig                      |  11 +
 drivers/gpu/drm/panel/Makefile                     |   1 +
 .../panel/panel-samsung-s6e8aa5x01-ams561ra01.c    | 981 +++++++++++++++++++++
 3 files changed, 993 insertions(+)

diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
index 09b9f7ff9340abb708a503f7564acc46b2faaf7d..a5d89b13de06d79b4fc9b6566d08de0df45cf81b 100644
--- a/drivers/gpu/drm/panel/Kconfig
+++ b/drivers/gpu/drm/panel/Kconfig
@@ -843,6 +843,17 @@ config DRM_PANEL_SAMSUNG_S6E8AA0
 	select DRM_MIPI_DSI
 	select VIDEOMODE_HELPERS
 
+config DRM_PANEL_SAMSUNG_S6E8AA5X01_AMS561RA01
+	tristate "Samsung AMS561RA01 panel with S6E8AA5X01 controller"
+	depends on GPIOLIB && OF && REGULATOR
+	depends on DRM_MIPI_DSI
+	depends on BACKLIGHT_CLASS_DEVICE
+	help
+	  Say Y here if you want to enable support for Samsung AMS561RA01
+	  panel, which uses Samsung's S6E8AA5X01 controller. The panel has a
+	  ~5.6 inch AMOLED display, and the controller is driven by the MIPI
+	  DSI protocol with 4 lanes.
+
 config DRM_PANEL_SAMSUNG_SOFEF00
 	tristate "Samsung sofef00/s6e3fc2x01 OnePlus 6/6T DSI cmd mode panels"
 	depends on OF
diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
index 957555b499968ebbfb55c87d2729ce88b5d48a57..c425eb2940b0d6fef6bd852f9ac24937efdc573f 100644
--- a/drivers/gpu/drm/panel/Makefile
+++ b/drivers/gpu/drm/panel/Makefile
@@ -87,6 +87,7 @@ obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E63M0_DSI) += panel-samsung-s6e63m0-dsi.o
 obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E88A0_AMS427AP24) += panel-samsung-s6e88a0-ams427ap24.o
 obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E88A0_AMS452EF01) += panel-samsung-s6e88a0-ams452ef01.o
 obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E8AA0) += panel-samsung-s6e8aa0.o
+obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E8AA5X01_AMS561RA01) += panel-samsung-s6e8aa5x01-ams561ra01.o
 obj-$(CONFIG_DRM_PANEL_SAMSUNG_SOFEF00) += panel-samsung-sofef00.o
 obj-$(CONFIG_DRM_PANEL_SEIKO_43WVF1G) += panel-seiko-43wvf1g.o
 obj-$(CONFIG_DRM_PANEL_SHARP_LQ101R1SX01) += panel-sharp-lq101r1sx01.o
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e8aa5x01-ams561ra01.c b/drivers/gpu/drm/panel/panel-samsung-s6e8aa5x01-ams561ra01.c
new file mode 100644
index 0000000000000000000000000000000000000000..56e10c7c3a76dc704e818998a72824e5ebbc16c1
--- /dev/null
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e8aa5x01-ams561ra01.c
@@ -0,0 +1,981 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Samsung AMS561RA01 panel with S6E8AA5X01 controller.
+ *
+ * Copyright (C) 2025 Kaustabh Chakraborty <kauschluss@disroot.org>
+ */
+
+#include <linux/backlight.h>
+#include <linux/gpio/consumer.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/regulator/consumer.h>
+
+#include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_probe_helper.h>
+
+/* Manufacturer Command Set */
+#define MCS_AIDCTL		0xb2
+#define MCS_ADAPTIVECTL		0xb5
+#define MCS_ELVSS		0xb6
+#define MCS_TEMPERCTL		0xb8
+#define MCS_PENTILE		0xc0
+#define MCS_GAMMACTL		0xca
+#define MCS_LTPSCTL		0xcb
+#define MCS_PCD			0xcc
+#define MCS_ERRFLAG		0xe7
+#define MCS_ACCESSPROT		0xf0
+#define MCS_DISPCTL		0xf2
+#define MCS_GAMMAUPD		0xf7
+
+#define GAMMA_CMD_LEN	34
+#define AID_CMD_LEN	3
+
+static const struct {
+	u8 gamma[GAMMA_CMD_LEN];
+	u8 aid[AID_CMD_LEN];
+} s6e8aa5x01_ams561ra01_cmds[] = {
+	{
+		/* 5 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x94,
+		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
+		  0x8d, 0x8c, 0x8d, 0x89, 0x8c, 0x8e,
+		  0x8e, 0x8f, 0x90, 0xa3, 0xa2, 0x9a,
+		  0xcf, 0xca, 0x9f, 0xe6, 0xff, 0xb4,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0xa5 },
+	}, {
+		/* 6 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x8c, 0x8a, 0x8c, 0x85, 0x88, 0x8c,
+		  0x8b, 0x8c, 0x8e, 0xa2, 0xa2, 0x9a,
+		  0xd0, 0xcc, 0xa2, 0xed, 0xff, 0xb7,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x95 },
+	}, {
+		/* 7 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x8c, 0x8a, 0x8c, 0x85, 0x88, 0x8c,
+		  0x8b, 0x8c, 0x8e, 0xa2, 0xa2, 0x99,
+		  0xc8, 0xc4, 0x9d, 0xed, 0xff, 0xb7,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x89 },
+	}, {
+		/* 8 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
+		  0x8a, 0x88, 0x8b, 0x83, 0x86, 0x8b,
+		  0x8c, 0x8b, 0x8d, 0x9d, 0x9f, 0x97,
+		  0xc7, 0xc3, 0x9c, 0xf5, 0xff, 0xbb,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x7e },
+	}, {
+		/* 9 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
+		  0x90, 0x8f, 0x91, 0x95, 0x97, 0x94,
+		  0xc6, 0xc2, 0x9d, 0xf5, 0xff, 0xbb,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x73 },
+	}, {
+		/* 10 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
+		  0x90, 0x8f, 0x91, 0x94, 0x97, 0x93,
+		  0xc6, 0xc2, 0x9e, 0xec, 0xff, 0xb7,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x67 },
+	}, {
+		/* 11 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
+		  0x8b, 0x8b, 0x8d, 0x90, 0x93, 0x92,
+		  0xc5, 0xc1, 0x9c, 0xf5, 0xff, 0xbb,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x56 },
+	}, {
+		/* 12 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
+		  0x87, 0x86, 0x8a, 0x8c, 0x90, 0x8f,
+		  0xcd, 0xc9, 0xa1, 0xec, 0xff, 0xb7,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x4a },
+	}, {
+		/* 13 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
+		  0x87, 0x86, 0x8a, 0x8c, 0x90, 0x8e,
+		  0xc4, 0xbf, 0x9c, 0xf5, 0xff, 0xbb,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x3b },
+	}, {
+		/* 14 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
+		  0x87, 0x86, 0x89, 0x8c, 0x90, 0x8f,
+		  0xc2, 0xbf, 0x9c, 0xec, 0xff, 0xb7,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x35 },
+	}, {
+		/* 15 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
+		  0x87, 0x86, 0x89, 0x8c, 0x90, 0x8f,
+		  0xb7, 0xb6, 0x96, 0xec, 0xff, 0xb7,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x25 },
+	}, {
+		/* 16 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
+		  0x88, 0x86, 0x89, 0x8c, 0x90, 0x8f,
+		  0xb7, 0xb6, 0x96, 0xec, 0xff, 0xb7,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x20 },
+	}, {
+		/* 17 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
+		  0x86, 0x85, 0x89, 0x88, 0x8c, 0x8e,
+		  0xbf, 0xbe, 0x9c, 0xec, 0xff, 0xb7,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x05, 0x11 },
+	}, {
+		/* 19 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
+		  0x87, 0x85, 0x89, 0x88, 0x8c, 0x8e,
+		  0xb3, 0xb4, 0x97, 0xeb, 0xff, 0xb7,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x04, 0xf2 },
+	}, {
+		/* 20 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
+		  0x87, 0x85, 0x89, 0x89, 0x8c, 0x8e,
+		  0xb3, 0xb4, 0x97, 0xeb, 0xff, 0xb7,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x04, 0xe4 },
+	}, {
+		/* 21 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x8a, 0x88, 0x8b, 0x7d, 0x7e, 0x84,
+		  0x8c, 0x8a, 0x8c, 0x8e, 0x90, 0x8f,
+		  0xb6, 0xb6, 0x97, 0xe3, 0xff, 0xb3,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x04, 0xd5 },
+	}, {
+		/* 22 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x97,
+		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
+		  0x8a, 0x88, 0x8b, 0x81, 0x82, 0x86,
+		  0x87, 0x86, 0x88, 0x8e, 0x90, 0x8f,
+		  0xb6, 0xb6, 0x95, 0xe3, 0xff, 0xb3,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x04, 0xc5 },
+	}, {
+		/* 24 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x97,
+		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
+		  0x87, 0x86, 0x88, 0x8e, 0x90, 0x8f,
+		  0xb6, 0xb6, 0x94, 0xe3, 0xff, 0xb3,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x04, 0xa7 },
+	}, {
+		/* 25 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x98,
+		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
+		  0x87, 0x86, 0x87, 0x8e, 0x90, 0x8f,
+		  0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x04, 0x95 },
+	}, {
+		/* 27 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x99,
+		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8a, 0x83, 0x86, 0x8a,
+		  0x88, 0x87, 0x87, 0x88, 0x8b, 0x8c,
+		  0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x04, 0x76 },
+	}, {
+		/* 29 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x99,
+		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8b, 0x83, 0x86, 0x89,
+		  0x88, 0x87, 0x88, 0x88, 0x8b, 0x8b,
+		  0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x04, 0x54 },
+	}, {
+		/* 30 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9a,
+		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8a, 0x84, 0x86, 0x8a,
+		  0x87, 0x87, 0x87, 0x88, 0x8b, 0x8b,
+		  0xbf, 0xbf, 0x99, 0xda, 0xfa, 0xaf,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x04, 0x44 },
+	}, {
+		/* 32 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9a,
+		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
+		  0x89, 0x87, 0x8a, 0x84, 0x86, 0x8a,
+		  0x87, 0x87, 0x87, 0x89, 0x8b, 0x8b,
+		  0xbf, 0xbf, 0x98, 0xd2, 0xf2, 0xac,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x04, 0x1f },
+	}, {
+		/* 34 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
+		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8b, 0x87, 0x8b, 0x83, 0x86, 0x89,
+		  0x87, 0x87, 0x88, 0x88, 0x8b, 0x8a,
+		  0xbf, 0xbf, 0x98, 0xd2, 0xf2, 0xac,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x03, 0xff },
+	}, {
+		/* 37 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
+		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
+		  0x86, 0x86, 0x86, 0x8d, 0x90, 0x8d,
+		  0xc0, 0xbf, 0x9a, 0xd2, 0xf2, 0xac,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x03, 0xd3 },
+	}, {
+		/* 39 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
+		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
+		  0x87, 0x86, 0x87, 0x8d, 0x90, 0x8d,
+		  0xb6, 0xb6, 0x93, 0xda, 0xf9, 0xaf,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x03, 0xb3 },
+	}, {
+		/* 41 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
+		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x85,
+		  0x87, 0x86, 0x87, 0x8d, 0x90, 0x8d,
+		  0xb6, 0xb6, 0x94, 0xda, 0xf9, 0xaf,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x03, 0x93 },
+	}, {
+		/* 44 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
+		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
+		  0x87, 0x86, 0x86, 0x85, 0x87, 0x8a,
+		  0xbe, 0xbe, 0x99, 0xda, 0xf9, 0xaf,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x03, 0x66 },
+	}, {
+		/* 47 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
+		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
+		  0x88, 0x86, 0x87, 0x84, 0x87, 0x89,
+		  0xb4, 0xb4, 0x94, 0xe2, 0xff, 0xb3,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x03, 0x40 },
+	}, {
+		/* 50 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
+		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
+		  0x88, 0x86, 0x87, 0x84, 0x87, 0x89,
+		  0xb4, 0xb4, 0x95, 0xe2, 0xff, 0xb3,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x03, 0x0e },
+	}, {
+		/* 53 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
+		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
+		  0x88, 0x86, 0x87, 0x85, 0x87, 0x8a,
+		  0xb4, 0xb4, 0x96, 0xe2, 0xff, 0xb3,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0xe2 },
+	}, {
+		/* 56 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
+		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
+		  0x88, 0x86, 0x87, 0x85, 0x87, 0x8a,
+		  0xab, 0xab, 0x90, 0xdd, 0xf7, 0xaf,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0xb5 },
+	}, {
+		/* 60 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
+		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8b, 0x82, 0x82, 0x87,
+		  0x83, 0x81, 0x84, 0x81, 0x84, 0x88,
+		  0xb3, 0xb3, 0x96, 0xcf, 0xe5, 0xa8,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x77 },
+	}, {
+		/* 64 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
+		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
+		  0x8a, 0x87, 0x8b, 0x82, 0x82, 0x87,
+		  0x83, 0x81, 0x84, 0x82, 0x84, 0x88,
+		  0xb2, 0xb3, 0x97, 0xcf, 0xe5, 0xa8,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x36 },
+	}, {
+		/* 68 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x9b, 0x00, 0xa6, 0x00, 0x9d,
+		  0x88, 0x88, 0x89, 0x89, 0x89, 0x8b,
+		  0x8a, 0x88, 0x8b, 0x7f, 0x80, 0x86,
+		  0x88, 0x86, 0x87, 0x7d, 0x7f, 0x85,
+		  0xb2, 0xb3, 0x97, 0xcf, 0xe5, 0xa8,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x15 },
+	}, {
+		/* 72 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0x9c, 0x00, 0xa9, 0x00, 0xa0,
+		  0x88, 0x88, 0x89, 0x88, 0x88, 0x8a,
+		  0x8c, 0x8a, 0x8d, 0x7f, 0x81, 0x85,
+		  0x84, 0x82, 0x84, 0x85, 0x87, 0x8a,
+		  0xaa, 0xab, 0x93, 0xcf, 0xe5, 0xa8,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x15 },
+	}, {
+		/* 77 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xa1, 0x00, 0xad, 0x00, 0xa5,
+		  0x89, 0x89, 0x8a, 0x88, 0x87, 0x89,
+		  0x8c, 0x89, 0x8d, 0x7f, 0x81, 0x85,
+		  0x84, 0x83, 0x84, 0x81, 0x83, 0x86,
+		  0xaa, 0xab, 0x93, 0xc0, 0xd3, 0xa1,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x15 },
+	}, {
+		/* 82 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xa5, 0x00, 0xb0, 0x00, 0xa9,
+		  0x88, 0x89, 0x89, 0x85, 0x86, 0x89,
+		  0x8a, 0x88, 0x8b, 0x82, 0x82, 0x87,
+		  0x81, 0x80, 0x82, 0x89, 0x8b, 0x8b,
+		  0xa2, 0xa3, 0x8e, 0xc0, 0xd3, 0xa1,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x15 },
+	}, {
+		/* 87 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xab, 0x00, 0xb4, 0x00, 0xad,
+		  0x88, 0x89, 0x8a, 0x84, 0x86, 0x88,
+		  0x8a, 0x88, 0x8b, 0x7f, 0x7f, 0x84,
+		  0x86, 0x84, 0x85, 0x85, 0x86, 0x88,
+		  0xa2, 0xa3, 0x8f, 0xc0, 0xd3, 0xa1,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x15 },
+	}, {
+		/* 93 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xaf, 0x00, 0xb9, 0x00, 0xb1,
+		  0x88, 0x89, 0x8a, 0x84, 0x85, 0x87,
+		  0x8a, 0x89, 0x8b, 0x7e, 0x7e, 0x83,
+		  0x87, 0x86, 0x86, 0x88, 0x8a, 0x89,
+		  0x9c, 0x9c, 0x8b, 0xc0, 0xd3, 0xa1,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x15 },
+	}, {
+		/* 98 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xb3, 0x00, 0xbc, 0x00, 0xb5,
+		  0x88, 0x88, 0x88, 0x84, 0x84, 0x86,
+		  0x8a, 0x88, 0x8a, 0x7f, 0x7f, 0x84,
+		  0x84, 0x83, 0x84, 0x88, 0x8a, 0x89,
+		  0x9c, 0x9c, 0x8b, 0xc0, 0xd3, 0xa1,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x15 },
+	}, {
+		/* 105 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xb7, 0x00, 0xc0, 0x00, 0xba,
+		  0x87, 0x87, 0x88, 0x85, 0x85, 0x87,
+		  0x89, 0x88, 0x89, 0x7f, 0x7f, 0x83,
+		  0x81, 0x80, 0x82, 0x88, 0x8a, 0x89,
+		  0x9c, 0x9c, 0x8c, 0xb2, 0xc2, 0x9a,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x15 },
+	}, {
+		/* 111 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xbb, 0x00, 0xc3, 0x00, 0xbe,
+		  0x87, 0x87, 0x88, 0x85, 0x85, 0x88,
+		  0x88, 0x87, 0x89, 0x80, 0x80, 0x84,
+		  0x81, 0x81, 0x82, 0x85, 0x86, 0x87,
+		  0x9c, 0x9c, 0x8b, 0xb2, 0xc2, 0x9a,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x15 },
+	}, {
+		/* 119 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
+		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
+		  0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
+		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
+		  0x9c, 0x9c, 0x8c, 0xb2, 0xc2, 0x9a,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x02, 0x14 },
+	}, {
+		/* 126 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
+		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
+		  0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
+		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
+		  0x9c, 0x9c, 0x8d, 0xb2, 0xc2, 0x9a,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x01, 0xde },
+	}, {
+		/* 134 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
+		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
+		  0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
+		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
+		  0x9c, 0x9c, 0x8d, 0xa4, 0xb0, 0x92,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x01, 0x94 },
+	}, {
+		/* 143 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
+		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
+		  0x87, 0x85, 0x87, 0x82, 0x81, 0x85,
+		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
+		  0x92, 0x92, 0x89, 0xab, 0xb6, 0x96,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x01, 0x46 },
+	}, {
+		/* 152 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
+		  0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
+		  0x87, 0x85, 0x87, 0x81, 0x81, 0x85,
+		  0x84, 0x82, 0x83, 0x80, 0x81, 0x83,
+		  0x92, 0x92, 0x8b, 0xab, 0xb6, 0x96,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0xfa },
+	}, {
+		/* 162 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
+		  0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
+		  0x87, 0x85, 0x87, 0x81, 0x81, 0x84,
+		  0x84, 0x82, 0x84, 0x80, 0x81, 0x83,
+		  0x92, 0x92, 0x8b, 0x9d, 0xa4, 0x8e,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0xac },
+	}, {
+		/* 172 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
+		  0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
+		  0x87, 0x85, 0x87, 0x81, 0x81, 0x84,
+		  0x84, 0x82, 0x83, 0x80, 0x81, 0x84,
+		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x57 },
+	}, {
+		/* 183 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xc2, 0x00, 0xca, 0x00, 0xc5,
+		  0x86, 0x86, 0x87, 0x85, 0x84, 0x87,
+		  0x87, 0x86, 0x88, 0x7e, 0x80, 0x83,
+		  0x84, 0x82, 0x83, 0x80, 0x81, 0x83,
+		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 195 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xc7, 0x00, 0xce, 0x00, 0xc9,
+		  0x86, 0x87, 0x86, 0x83, 0x83, 0x85,
+		  0x85, 0x84, 0x86, 0x82, 0x82, 0x85,
+		  0x80, 0x80, 0x81, 0x81, 0x81, 0x84,
+		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 207 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xcc, 0x00, 0xd2, 0x00, 0xce,
+		  0x86, 0x86, 0x87, 0x81, 0x83, 0x84,
+		  0x84, 0x82, 0x84, 0x83, 0x83, 0x85,
+		  0x81, 0x81, 0x82, 0x7c, 0x7d, 0x81,
+		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 220 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xd1, 0x00, 0xd6, 0x00, 0xd3,
+		  0x86, 0x86, 0x86, 0x81, 0x83, 0x84,
+		  0x84, 0x82, 0x84, 0x80, 0x80, 0x83,
+		  0x81, 0x81, 0x82, 0x7c, 0x7d, 0x81,
+		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 234 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xd6, 0x00, 0xdb, 0x00, 0xd8,
+		  0x85, 0x85, 0x85, 0x81, 0x83, 0x84,
+		  0x83, 0x82, 0x83, 0x80, 0x80, 0x82,
+		  0x84, 0x82, 0x83, 0x79, 0x79, 0x7e,
+		  0x93, 0x92, 0x8d, 0x9d, 0xa4, 0x8e,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 249 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xdc, 0x00, 0xe0, 0x00, 0xdd,
+		  0x84, 0x84, 0x84, 0x81, 0x82, 0x83,
+		  0x84, 0x82, 0x84, 0x7f, 0x7f, 0x82,
+		  0x81, 0x80, 0x81, 0x80, 0x81, 0x82,
+		  0x8c, 0x8c, 0x86, 0x9d, 0xa4, 0x8e,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 265 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xe2, 0x00, 0xe5, 0x00, 0xe3,
+		  0x83, 0x83, 0x83, 0x81, 0x82, 0x83,
+		  0x82, 0x82, 0x83, 0x82, 0x81, 0x83,
+		  0x7f, 0x7e, 0x80, 0x7c, 0x7d, 0x80,
+		  0x8c, 0x8c, 0x86, 0x8e, 0x92, 0x87,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 282 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xe8, 0x00, 0xea, 0x00, 0xe9,
+		  0x83, 0x83, 0x83, 0x80, 0x82, 0x82,
+		  0x81, 0x82, 0x82, 0x82, 0x81, 0x82,
+		  0x81, 0x80, 0x81, 0x80, 0x80, 0x81,
+		  0x85, 0x85, 0x83, 0x8e, 0x92, 0x87,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 300 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xed, 0x00, 0xef, 0x00, 0xed,
+		  0x81, 0x82, 0x81, 0x81, 0x81, 0x82,
+		  0x82, 0x82, 0x83, 0x80, 0x80, 0x81,
+		  0x81, 0x81, 0x82, 0x83, 0x83, 0x83,
+		  0x80, 0x80, 0x7f, 0x8e, 0x92, 0x87,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 316 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xf3, 0x00, 0xf4, 0x00, 0xf3,
+		  0x80, 0x81, 0x80, 0x81, 0x81, 0x81,
+		  0x82, 0x82, 0x82, 0x81, 0x80, 0x81,
+		  0x82, 0x82, 0x83, 0x80, 0x80, 0x80,
+		  0x80, 0x80, 0x7f, 0x80, 0x80, 0x80,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 333 nits */
+		{ MCS_GAMMACTL,
+		  0x00, 0xf8, 0x00, 0xf8, 0x00, 0xf8,
+		  0x80, 0x81, 0x80, 0x81, 0x80, 0x81,
+		  0x81, 0x82, 0x82, 0x81, 0x80, 0x81,
+		  0x83, 0x83, 0x83, 0x7e, 0x7d, 0x7e,
+		  0x80, 0x80, 0x7f, 0x80, 0x80, 0x80,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 360 nits */
+		{ MCS_GAMMACTL,
+		  0x01, 0x00, 0x01, 0x00, 0x01, 0x00,
+		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 378 nits */
+		{ MCS_GAMMACTL,
+		  0x01, 0x04, 0x01, 0x03, 0x01, 0x04,
+		  0x7f, 0x7f, 0x80, 0x7f, 0x7f, 0x7f,
+		  0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
+		  0x80, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
+		  0x80, 0x80, 0x7f, 0x7f, 0x7f, 0x7f,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 395 nits */
+		{ MCS_GAMMACTL,
+		  0x01, 0x09, 0x01, 0x07, 0x01, 0x08,
+		  0x7e, 0x7f, 0x80, 0x7f, 0x7f, 0x7f,
+		  0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
+		  0x80, 0x7f, 0x7f, 0x7e, 0x7e, 0x7e,
+		  0x80, 0x80, 0x7f, 0x7e, 0x7e, 0x7f,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 413 nits */
+		{ MCS_GAMMACTL,
+		  0x01, 0x0e, 0x01, 0x0b, 0x01, 0x0c,
+		  0x7e, 0x7f, 0x80, 0x7e, 0x7e, 0x7e,
+		  0x7e, 0x7e, 0x7e, 0x7f, 0x7f, 0x7f,
+		  0x80, 0x7f, 0x7f, 0x7d, 0x7d, 0x7d,
+		  0x80, 0x80, 0x7f, 0x7d, 0x7e, 0x7e,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 430 nits */
+		{ MCS_GAMMACTL,
+		  0x01, 0x13, 0x01, 0x0f, 0x01, 0x10,
+		  0x7d, 0x7f, 0x80, 0x7e, 0x7e, 0x7e,
+		  0x7e, 0x7e, 0x7e, 0x7f, 0x7f, 0x7f,
+		  0x80, 0x7f, 0x7f, 0x7d, 0x7d, 0x7d,
+		  0x80, 0x80, 0x7f, 0x7c, 0x7d, 0x7e,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 448 nits */
+		{ MCS_GAMMACTL,
+		  0x01, 0x18, 0x01, 0x13, 0x01, 0x14,
+		  0x7c, 0x7e, 0x80, 0x7e, 0x7e, 0x7e,
+		  0x7e, 0x7e, 0x7d, 0x7e, 0x7f, 0x7e,
+		  0x80, 0x7f, 0x7f, 0x7c, 0x7c, 0x7c,
+		  0x80, 0x80, 0x7e, 0x7b, 0x7c, 0x7d,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 465 nits */
+		{ MCS_GAMMACTL,
+		  0x01, 0x1d, 0x01, 0x17, 0x01, 0x18,
+		  0x7c, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
+		  0x7d, 0x7d, 0x7d, 0x7e, 0x7f, 0x7e,
+		  0x80, 0x7f, 0x7f, 0x7b, 0x7b, 0x7b,
+		  0x80, 0x80, 0x7e, 0x7a, 0x7c, 0x7d,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 483 nits */
+		{ MCS_GAMMACTL,
+		  0x01, 0x22, 0x01, 0x1b, 0x01, 0x1c,
+		  0x7b, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
+		  0x7d, 0x7d, 0x7c, 0x7e, 0x7f, 0x7e,
+		  0x80, 0x7f, 0x7f, 0x7a, 0x7a, 0x7a,
+		  0x80, 0x80, 0x7e, 0x79, 0x7b, 0x7c,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	}, {
+		/* 500 nits */
+		{ MCS_GAMMACTL,
+		  0x01, 0x27, 0x01, 0x1f, 0x01, 0x20,
+		  0x7b, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
+		  0x7d, 0x7d, 0x7c, 0x7e, 0x7f, 0x7e,
+		  0x80, 0x7f, 0x7f, 0x7a, 0x7a, 0x7a,
+		  0x81, 0x80, 0x7e, 0x79, 0x7b, 0x7c,
+		  0x00, 0x00, 0x00, },
+		{ MCS_AIDCTL, 0x00, 0x10 },
+	},
+};
+
+struct s6e8aa5x01_ams561ra01_ctx {
+	struct drm_panel panel;
+	struct mipi_dsi_device *dsi;
+	struct backlight_device *bl;
+	struct gpio_desc *reset_gpio;
+	struct regulator_bulk_data *supplies;
+	u32 nr_supplies;
+};
+
+static const struct regulator_bulk_data s6e8aa5x01_ams561ra01_supplies[] = {
+	{ .supply = "vdd" },
+	{ .supply = "vci" },
+};
+
+static inline struct s6e8aa5x01_ams561ra01_ctx *to_ctx(struct drm_panel *panel)
+{
+	return container_of(panel, struct s6e8aa5x01_ams561ra01_ctx, panel);
+}
+
+static int s6e8aa5x01_ams561ra01_update_status(struct backlight_device *bl)
+{
+	struct s6e8aa5x01_ams561ra01_ctx *ctx = bl_get_data(bl);
+	struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
+	u16 lvl = backlight_get_brightness(bl);
+
+	if (!ctx->panel.enabled)
+		return 0;
+
+	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0x5a, 0x5a);
+
+	mipi_dsi_dcs_write_buffer_multi(&dsi,
+					s6e8aa5x01_ams561ra01_cmds[lvl].gamma,
+					GAMMA_CMD_LEN);
+	mipi_dsi_dcs_write_buffer_multi(&dsi,
+					s6e8aa5x01_ams561ra01_cmds[lvl].aid,
+					AID_CMD_LEN);
+	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_GAMMAUPD, 0x03);
+
+	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0xa5, 0xa5);
+
+	return dsi.accum_err;
+}
+
+static int s6e8aa5x01_ams561ra01_prepare(struct drm_panel *panel)
+{
+	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
+	struct device *dev = &ctx->dsi->dev;
+	int ret;
+
+	ret = regulator_bulk_enable(ctx->nr_supplies, ctx->supplies);
+	if (ret < 0) {
+		dev_err(dev, "failed to enable regulators: %d\n", ret);
+		return ret;
+	}
+
+	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
+	usleep_range(5000, 6000);
+	gpiod_set_value_cansleep(ctx->reset_gpio, 1);
+	usleep_range(5000, 6000);
+	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
+	usleep_range(10000, 11000);
+
+	return 0;
+}
+
+static int s6e8aa5x01_ams561ra01_unprepare(struct drm_panel *panel)
+{
+	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
+
+	gpiod_set_value_cansleep(ctx->reset_gpio, 1);
+	usleep_range(5000, 6000);
+
+	regulator_bulk_disable(ctx->nr_supplies, ctx->supplies);
+
+	return 0;
+}
+
+static int s6e8aa5x01_ams561ra01_enable(struct drm_panel *panel)
+{
+	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
+	struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
+
+	mipi_dsi_dcs_exit_sleep_mode_multi(&dsi);
+	mipi_dsi_msleep(&dsi, 100);
+
+	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0x5a, 0x5a);
+
+	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_PENTILE, 0xd8, 0xd8, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_PCD, 0x5c);
+	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ERRFLAG, 0xed, 0xc7, 0x23, 0x67);
+	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_DISPCTL, 0x0c, 0x0c, 0xb9, 0x01);
+	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_LTPSCTL,
+				0x00, 0x45, 0x10, 0x10, 0x08, 0x32, 0x54, 0x00,
+				0x00, 0x00, 0x00, 0x07, 0x06, 0x00, 0x00, 0x00,
+				0x00, 0x00, 0x48, 0x5e, 0x00, 0x00, 0x00, 0x00,
+				0x00, 0x03, 0x00, 0x00, 0x00, 0xad, 0x00, 0x00,
+				0x08, 0x05, 0x2a, 0x54, 0x03, 0xcc, 0x00, 0xff,
+				0xfb, 0x03, 0x0d, 0x00, 0x11, 0x0f, 0x02, 0x03,
+				0x0b, 0x0c, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13,
+				0x13, 0x13, 0x13, 0x13, 0x00, 0x02, 0x03, 0x0b,
+				0x0c, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13,
+				0x13, 0x13);
+
+	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0xa5, 0xa5);
+
+	mipi_dsi_dcs_set_display_on_multi(&dsi);
+
+	return dsi.accum_err;
+}
+
+static int s6e8aa5x01_ams561ra01_disable(struct drm_panel *panel)
+{
+	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
+	struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
+
+	mipi_dsi_dcs_set_display_off_multi(&dsi);
+	mipi_dsi_msleep(&dsi, 100);
+
+	mipi_dsi_dcs_enter_sleep_mode_multi(&dsi);
+	mipi_dsi_msleep(&dsi, 150);
+
+	return dsi.accum_err;
+}
+
+static const struct drm_display_mode s6e8aa5x01_ams561ra01_mode = {
+	.clock = (720 + 62 + 2 + 26) * (1480 + 12 + 2 + 10) * 60 / 1000,
+	.hdisplay = 720,
+	.hsync_start = 720 + 62,
+	.hsync_end = 720 + 62 + 2,
+	.htotal = 720 + 62 + 2 + 26,
+	.vdisplay = 1480,
+	.vsync_start = 1480 + 12,
+	.vsync_end = 1480 + 12 + 2,
+	.vtotal = 1480 + 12 + 2 + 10,
+	.width_mm = 62,
+	.height_mm = 128,
+	.type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
+};
+
+static int s6e8aa5x01_ams561ra01_get_modes(struct drm_panel *panel,
+					   struct drm_connector *connector)
+{
+	return drm_connector_helper_get_modes_fixed(connector,
+						    &s6e8aa5x01_ams561ra01_mode);
+}
+
+static const struct backlight_ops s6e8aa5x01_ams561ra01_bl_ops = {
+	.update_status = s6e8aa5x01_ams561ra01_update_status,
+};
+
+static const struct drm_panel_funcs s6e8aa5x01_ams561ra01_panel_funcs = {
+	.prepare = s6e8aa5x01_ams561ra01_prepare,
+	.unprepare = s6e8aa5x01_ams561ra01_unprepare,
+	.enable = s6e8aa5x01_ams561ra01_enable,
+	.disable = s6e8aa5x01_ams561ra01_disable,
+	.get_modes = s6e8aa5x01_ams561ra01_get_modes,
+};
+
+static int s6e8aa5x01_ams561ra01_probe(struct mipi_dsi_device *dsi)
+{
+	struct device *dev = &dsi->dev;
+	struct s6e8aa5x01_ams561ra01_ctx *ctx;
+	int ret;
+
+	ctx = devm_drm_panel_alloc(dev, struct s6e8aa5x01_ams561ra01_ctx, panel,
+				   &s6e8aa5x01_ams561ra01_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
+
+	ctx->dsi = dsi;
+	mipi_dsi_set_drvdata(dsi, ctx);
+
+	ctx->nr_supplies = ARRAY_SIZE(s6e8aa5x01_ams561ra01_supplies);
+	ret = devm_regulator_bulk_get_const(dev, ctx->nr_supplies,
+					    s6e8aa5x01_ams561ra01_supplies,
+					    &ctx->supplies);
+	if (ret < 0)
+		return dev_err_probe(dev, ret, "failed to get regulators\n");
+
+	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_ASIS);
+	if (IS_ERR(ctx->reset_gpio))
+		return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),
+				     "failed to get reset-gpios\n");
+
+	ctx->bl = devm_backlight_device_register(dev, dev_name(dev), dev, ctx,
+						 &s6e8aa5x01_ams561ra01_bl_ops,
+						 NULL);
+	if (IS_ERR(ctx->bl))
+		return dev_err_probe(dev, PTR_ERR(ctx->bl),
+				     "failed to register backlight device\n");
+
+	ctx->bl->props.type = BACKLIGHT_PLATFORM;
+	ctx->bl->props.brightness = ARRAY_SIZE(s6e8aa5x01_ams561ra01_cmds) - 1;
+	ctx->bl->props.max_brightness = ctx->bl->props.brightness;
+
+	dsi->lanes = 4;
+	dsi->format = MIPI_DSI_FMT_RGB888;
+	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
+			  MIPI_DSI_MODE_VIDEO_NO_HFP;
+
+	ctx->panel.prepare_prev_first = true;
+	drm_panel_add(&ctx->panel);
+
+	ret = devm_mipi_dsi_attach(dev, dsi);
+	if (ret < 0) {
+		drm_panel_remove(&ctx->panel);
+		return dev_err_probe(dev, ret, "failed to attach to DSI host\n");
+	}
+
+	return 0;
+}
+
+static void s6e8aa5x01_ams561ra01_remove(struct mipi_dsi_device *dsi)
+{
+	struct s6e8aa5x01_ams561ra01_ctx *ctx = mipi_dsi_get_drvdata(dsi);
+
+	drm_panel_remove(&ctx->panel);
+}
+
+static const struct of_device_id s6e8aa5x01_ams561ra01_of_device_id[] = {
+	{ .compatible = "samsung,s6e8aa5x01-ams561ra01" },
+	{ }
+};
+MODULE_DEVICE_TABLE(of, s6e8aa5x01_ams561ra01_of_device_id);
+
+static struct mipi_dsi_driver s6e8aa5x01_ams561ra01_dsi_driver = {
+	.probe = s6e8aa5x01_ams561ra01_probe,
+	.remove = s6e8aa5x01_ams561ra01_remove,
+	.driver = {
+		.name = "panel-samsung-s6e8aa5x01-ams561ra01",
+		.of_match_table = s6e8aa5x01_ams561ra01_of_device_id,
+	},
+};
+module_mipi_dsi_driver(s6e8aa5x01_ams561ra01_dsi_driver);
+
+MODULE_AUTHOR("Kaustabh Chakraborty <kauschluss@disroot.org>");
+MODULE_DESCRIPTION("Samsung AMS561RA01 Panel with S6E8AA5X01 Controller");
+MODULE_LICENSE("GPL");

-- 
2.50.0


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH v5 2/2] drm: panel: add support for Samsung AMS561RA01 panel with S6E8AA5X01 controller
  2025-07-21 14:39 ` [PATCH v5 2/2] drm: panel: add support for " Kaustabh Chakraborty
@ 2025-08-04 15:18   ` Neil Armstrong
  0 siblings, 0 replies; 5+ messages in thread
From: Neil Armstrong @ 2025-08-04 15:18 UTC (permalink / raw)
  To: Kaustabh Chakraborty, Jessica Zhang, David Airlie, Simona Vetter,
	Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Jessica Zhang
  Cc: dri-devel, devicetree, linux-kernel

On 21/07/2025 16:39, Kaustabh Chakraborty wrote:
> Samsung AMS561RA01 is an AMOLED panel, using the Samsung S6E8AA5X01 MIPI
> DSI controller. Implement a basic panel driver for such panels.
> 
> The driver also initializes a backlight device, which works by changing
> the panel's gamma values and aid brightness levels appropriately, with
> the help of look-up tables acquired from downstream kernel sources.
> 
> Signed-off-by: Kaustabh Chakraborty <kauschluss@disroot.org>
> ---
>   drivers/gpu/drm/panel/Kconfig                      |  11 +
>   drivers/gpu/drm/panel/Makefile                     |   1 +
>   .../panel/panel-samsung-s6e8aa5x01-ams561ra01.c    | 981 +++++++++++++++++++++
>   3 files changed, 993 insertions(+)
> 
> diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
> index 09b9f7ff9340abb708a503f7564acc46b2faaf7d..a5d89b13de06d79b4fc9b6566d08de0df45cf81b 100644
> --- a/drivers/gpu/drm/panel/Kconfig
> +++ b/drivers/gpu/drm/panel/Kconfig
> @@ -843,6 +843,17 @@ config DRM_PANEL_SAMSUNG_S6E8AA0
>   	select DRM_MIPI_DSI
>   	select VIDEOMODE_HELPERS
>   
> +config DRM_PANEL_SAMSUNG_S6E8AA5X01_AMS561RA01
> +	tristate "Samsung AMS561RA01 panel with S6E8AA5X01 controller"
> +	depends on GPIOLIB && OF && REGULATOR
> +	depends on DRM_MIPI_DSI
> +	depends on BACKLIGHT_CLASS_DEVICE
> +	help
> +	  Say Y here if you want to enable support for Samsung AMS561RA01
> +	  panel, which uses Samsung's S6E8AA5X01 controller. The panel has a
> +	  ~5.6 inch AMOLED display, and the controller is driven by the MIPI
> +	  DSI protocol with 4 lanes.
> +
>   config DRM_PANEL_SAMSUNG_SOFEF00
>   	tristate "Samsung sofef00/s6e3fc2x01 OnePlus 6/6T DSI cmd mode panels"
>   	depends on OF
> diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
> index 957555b499968ebbfb55c87d2729ce88b5d48a57..c425eb2940b0d6fef6bd852f9ac24937efdc573f 100644
> --- a/drivers/gpu/drm/panel/Makefile
> +++ b/drivers/gpu/drm/panel/Makefile
> @@ -87,6 +87,7 @@ obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E63M0_DSI) += panel-samsung-s6e63m0-dsi.o
>   obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E88A0_AMS427AP24) += panel-samsung-s6e88a0-ams427ap24.o
>   obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E88A0_AMS452EF01) += panel-samsung-s6e88a0-ams452ef01.o
>   obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E8AA0) += panel-samsung-s6e8aa0.o
> +obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E8AA5X01_AMS561RA01) += panel-samsung-s6e8aa5x01-ams561ra01.o
>   obj-$(CONFIG_DRM_PANEL_SAMSUNG_SOFEF00) += panel-samsung-sofef00.o
>   obj-$(CONFIG_DRM_PANEL_SEIKO_43WVF1G) += panel-seiko-43wvf1g.o
>   obj-$(CONFIG_DRM_PANEL_SHARP_LQ101R1SX01) += panel-sharp-lq101r1sx01.o
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e8aa5x01-ams561ra01.c b/drivers/gpu/drm/panel/panel-samsung-s6e8aa5x01-ams561ra01.c
> new file mode 100644
> index 0000000000000000000000000000000000000000..56e10c7c3a76dc704e818998a72824e5ebbc16c1
> --- /dev/null
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e8aa5x01-ams561ra01.c
> @@ -0,0 +1,981 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Samsung AMS561RA01 panel with S6E8AA5X01 controller.
> + *
> + * Copyright (C) 2025 Kaustabh Chakraborty <kauschluss@disroot.org>
> + */
> +
> +#include <linux/backlight.h>
> +#include <linux/gpio/consumer.h>
> +#include <linux/module.h>
> +#include <linux/of.h>
> +#include <linux/regulator/consumer.h>
> +
> +#include <drm/drm_mipi_dsi.h>
> +#include <drm/drm_modes.h>
> +#include <drm/drm_panel.h>
> +#include <drm/drm_probe_helper.h>
> +
> +/* Manufacturer Command Set */
> +#define MCS_AIDCTL		0xb2
> +#define MCS_ADAPTIVECTL		0xb5
> +#define MCS_ELVSS		0xb6
> +#define MCS_TEMPERCTL		0xb8
> +#define MCS_PENTILE		0xc0
> +#define MCS_GAMMACTL		0xca
> +#define MCS_LTPSCTL		0xcb
> +#define MCS_PCD			0xcc
> +#define MCS_ERRFLAG		0xe7
> +#define MCS_ACCESSPROT		0xf0
> +#define MCS_DISPCTL		0xf2
> +#define MCS_GAMMAUPD		0xf7
> +
> +#define GAMMA_CMD_LEN	34
> +#define AID_CMD_LEN	3
> +
> +static const struct {
> +	u8 gamma[GAMMA_CMD_LEN];
> +	u8 aid[AID_CMD_LEN];
> +} s6e8aa5x01_ams561ra01_cmds[] = {
> +	{
> +		/* 5 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x94,
> +		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
> +		  0x8d, 0x8c, 0x8d, 0x89, 0x8c, 0x8e,
> +		  0x8e, 0x8f, 0x90, 0xa3, 0xa2, 0x9a,
> +		  0xcf, 0xca, 0x9f, 0xe6, 0xff, 0xb4,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0xa5 },
> +	}, {
> +		/* 6 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x8c, 0x8a, 0x8c, 0x85, 0x88, 0x8c,
> +		  0x8b, 0x8c, 0x8e, 0xa2, 0xa2, 0x9a,
> +		  0xd0, 0xcc, 0xa2, 0xed, 0xff, 0xb7,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x95 },
> +	}, {
> +		/* 7 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x8c, 0x8a, 0x8c, 0x85, 0x88, 0x8c,
> +		  0x8b, 0x8c, 0x8e, 0xa2, 0xa2, 0x99,
> +		  0xc8, 0xc4, 0x9d, 0xed, 0xff, 0xb7,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x89 },
> +	}, {
> +		/* 8 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
> +		  0x8a, 0x88, 0x8b, 0x83, 0x86, 0x8b,
> +		  0x8c, 0x8b, 0x8d, 0x9d, 0x9f, 0x97,
> +		  0xc7, 0xc3, 0x9c, 0xf5, 0xff, 0xbb,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x7e },
> +	}, {
> +		/* 9 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
> +		  0x90, 0x8f, 0x91, 0x95, 0x97, 0x94,
> +		  0xc6, 0xc2, 0x9d, 0xf5, 0xff, 0xbb,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x73 },
> +	}, {
> +		/* 10 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
> +		  0x90, 0x8f, 0x91, 0x94, 0x97, 0x93,
> +		  0xc6, 0xc2, 0x9e, 0xec, 0xff, 0xb7,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x67 },
> +	}, {
> +		/* 11 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
> +		  0x8b, 0x8b, 0x8d, 0x90, 0x93, 0x92,
> +		  0xc5, 0xc1, 0x9c, 0xf5, 0xff, 0xbb,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x56 },
> +	}, {
> +		/* 12 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
> +		  0x87, 0x86, 0x8a, 0x8c, 0x90, 0x8f,
> +		  0xcd, 0xc9, 0xa1, 0xec, 0xff, 0xb7,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x4a },
> +	}, {
> +		/* 13 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
> +		  0x87, 0x86, 0x8a, 0x8c, 0x90, 0x8e,
> +		  0xc4, 0xbf, 0x9c, 0xf5, 0xff, 0xbb,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x3b },
> +	}, {
> +		/* 14 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
> +		  0x87, 0x86, 0x89, 0x8c, 0x90, 0x8f,
> +		  0xc2, 0xbf, 0x9c, 0xec, 0xff, 0xb7,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x35 },
> +	}, {
> +		/* 15 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
> +		  0x87, 0x86, 0x89, 0x8c, 0x90, 0x8f,
> +		  0xb7, 0xb6, 0x96, 0xec, 0xff, 0xb7,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x25 },
> +	}, {
> +		/* 16 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
> +		  0x88, 0x86, 0x89, 0x8c, 0x90, 0x8f,
> +		  0xb7, 0xb6, 0x96, 0xec, 0xff, 0xb7,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x20 },
> +	}, {
> +		/* 17 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
> +		  0x86, 0x85, 0x89, 0x88, 0x8c, 0x8e,
> +		  0xbf, 0xbe, 0x9c, 0xec, 0xff, 0xb7,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x05, 0x11 },
> +	}, {
> +		/* 19 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
> +		  0x87, 0x85, 0x89, 0x88, 0x8c, 0x8e,
> +		  0xb3, 0xb4, 0x97, 0xeb, 0xff, 0xb7,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x04, 0xf2 },
> +	}, {
> +		/* 20 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
> +		  0x87, 0x85, 0x89, 0x89, 0x8c, 0x8e,
> +		  0xb3, 0xb4, 0x97, 0xeb, 0xff, 0xb7,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x04, 0xe4 },
> +	}, {
> +		/* 21 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x8a, 0x88, 0x8b, 0x7d, 0x7e, 0x84,
> +		  0x8c, 0x8a, 0x8c, 0x8e, 0x90, 0x8f,
> +		  0xb6, 0xb6, 0x97, 0xe3, 0xff, 0xb3,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x04, 0xd5 },
> +	}, {
> +		/* 22 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x97,
> +		  0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> +		  0x8a, 0x88, 0x8b, 0x81, 0x82, 0x86,
> +		  0x87, 0x86, 0x88, 0x8e, 0x90, 0x8f,
> +		  0xb6, 0xb6, 0x95, 0xe3, 0xff, 0xb3,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x04, 0xc5 },
> +	}, {
> +		/* 24 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x97,
> +		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
> +		  0x87, 0x86, 0x88, 0x8e, 0x90, 0x8f,
> +		  0xb6, 0xb6, 0x94, 0xe3, 0xff, 0xb3,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x04, 0xa7 },
> +	}, {
> +		/* 25 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x98,
> +		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
> +		  0x87, 0x86, 0x87, 0x8e, 0x90, 0x8f,
> +		  0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x04, 0x95 },
> +	}, {
> +		/* 27 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x99,
> +		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8a, 0x83, 0x86, 0x8a,
> +		  0x88, 0x87, 0x87, 0x88, 0x8b, 0x8c,
> +		  0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x04, 0x76 },
> +	}, {
> +		/* 29 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x99,
> +		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8b, 0x83, 0x86, 0x89,
> +		  0x88, 0x87, 0x88, 0x88, 0x8b, 0x8b,
> +		  0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x04, 0x54 },
> +	}, {
> +		/* 30 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9a,
> +		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8a, 0x84, 0x86, 0x8a,
> +		  0x87, 0x87, 0x87, 0x88, 0x8b, 0x8b,
> +		  0xbf, 0xbf, 0x99, 0xda, 0xfa, 0xaf,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x04, 0x44 },
> +	}, {
> +		/* 32 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9a,
> +		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> +		  0x89, 0x87, 0x8a, 0x84, 0x86, 0x8a,
> +		  0x87, 0x87, 0x87, 0x89, 0x8b, 0x8b,
> +		  0xbf, 0xbf, 0x98, 0xd2, 0xf2, 0xac,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x04, 0x1f },
> +	}, {
> +		/* 34 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> +		  0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8b, 0x87, 0x8b, 0x83, 0x86, 0x89,
> +		  0x87, 0x87, 0x88, 0x88, 0x8b, 0x8a,
> +		  0xbf, 0xbf, 0x98, 0xd2, 0xf2, 0xac,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x03, 0xff },
> +	}, {
> +		/* 37 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> +		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
> +		  0x86, 0x86, 0x86, 0x8d, 0x90, 0x8d,
> +		  0xc0, 0xbf, 0x9a, 0xd2, 0xf2, 0xac,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x03, 0xd3 },
> +	}, {
> +		/* 39 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> +		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
> +		  0x87, 0x86, 0x87, 0x8d, 0x90, 0x8d,
> +		  0xb6, 0xb6, 0x93, 0xda, 0xf9, 0xaf,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x03, 0xb3 },
> +	}, {
> +		/* 41 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> +		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x85,
> +		  0x87, 0x86, 0x87, 0x8d, 0x90, 0x8d,
> +		  0xb6, 0xb6, 0x94, 0xda, 0xf9, 0xaf,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x03, 0x93 },
> +	}, {
> +		/* 44 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> +		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
> +		  0x87, 0x86, 0x86, 0x85, 0x87, 0x8a,
> +		  0xbe, 0xbe, 0x99, 0xda, 0xf9, 0xaf,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x03, 0x66 },
> +	}, {
> +		/* 47 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> +		  0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
> +		  0x88, 0x86, 0x87, 0x84, 0x87, 0x89,
> +		  0xb4, 0xb4, 0x94, 0xe2, 0xff, 0xb3,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x03, 0x40 },
> +	}, {
> +		/* 50 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
> +		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
> +		  0x88, 0x86, 0x87, 0x84, 0x87, 0x89,
> +		  0xb4, 0xb4, 0x95, 0xe2, 0xff, 0xb3,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x03, 0x0e },
> +	}, {
> +		/* 53 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
> +		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
> +		  0x88, 0x86, 0x87, 0x85, 0x87, 0x8a,
> +		  0xb4, 0xb4, 0x96, 0xe2, 0xff, 0xb3,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0xe2 },
> +	}, {
> +		/* 56 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
> +		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
> +		  0x88, 0x86, 0x87, 0x85, 0x87, 0x8a,
> +		  0xab, 0xab, 0x90, 0xdd, 0xf7, 0xaf,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0xb5 },
> +	}, {
> +		/* 60 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
> +		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8b, 0x82, 0x82, 0x87,
> +		  0x83, 0x81, 0x84, 0x81, 0x84, 0x88,
> +		  0xb3, 0xb3, 0x96, 0xcf, 0xe5, 0xa8,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x77 },
> +	}, {
> +		/* 64 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
> +		  0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> +		  0x8a, 0x87, 0x8b, 0x82, 0x82, 0x87,
> +		  0x83, 0x81, 0x84, 0x82, 0x84, 0x88,
> +		  0xb2, 0xb3, 0x97, 0xcf, 0xe5, 0xa8,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x36 },
> +	}, {
> +		/* 68 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x9b, 0x00, 0xa6, 0x00, 0x9d,
> +		  0x88, 0x88, 0x89, 0x89, 0x89, 0x8b,
> +		  0x8a, 0x88, 0x8b, 0x7f, 0x80, 0x86,
> +		  0x88, 0x86, 0x87, 0x7d, 0x7f, 0x85,
> +		  0xb2, 0xb3, 0x97, 0xcf, 0xe5, 0xa8,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x15 },
> +	}, {
> +		/* 72 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0x9c, 0x00, 0xa9, 0x00, 0xa0,
> +		  0x88, 0x88, 0x89, 0x88, 0x88, 0x8a,
> +		  0x8c, 0x8a, 0x8d, 0x7f, 0x81, 0x85,
> +		  0x84, 0x82, 0x84, 0x85, 0x87, 0x8a,
> +		  0xaa, 0xab, 0x93, 0xcf, 0xe5, 0xa8,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x15 },
> +	}, {
> +		/* 77 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xa1, 0x00, 0xad, 0x00, 0xa5,
> +		  0x89, 0x89, 0x8a, 0x88, 0x87, 0x89,
> +		  0x8c, 0x89, 0x8d, 0x7f, 0x81, 0x85,
> +		  0x84, 0x83, 0x84, 0x81, 0x83, 0x86,
> +		  0xaa, 0xab, 0x93, 0xc0, 0xd3, 0xa1,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x15 },
> +	}, {
> +		/* 82 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xa5, 0x00, 0xb0, 0x00, 0xa9,
> +		  0x88, 0x89, 0x89, 0x85, 0x86, 0x89,
> +		  0x8a, 0x88, 0x8b, 0x82, 0x82, 0x87,
> +		  0x81, 0x80, 0x82, 0x89, 0x8b, 0x8b,
> +		  0xa2, 0xa3, 0x8e, 0xc0, 0xd3, 0xa1,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x15 },
> +	}, {
> +		/* 87 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xab, 0x00, 0xb4, 0x00, 0xad,
> +		  0x88, 0x89, 0x8a, 0x84, 0x86, 0x88,
> +		  0x8a, 0x88, 0x8b, 0x7f, 0x7f, 0x84,
> +		  0x86, 0x84, 0x85, 0x85, 0x86, 0x88,
> +		  0xa2, 0xa3, 0x8f, 0xc0, 0xd3, 0xa1,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x15 },
> +	}, {
> +		/* 93 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xaf, 0x00, 0xb9, 0x00, 0xb1,
> +		  0x88, 0x89, 0x8a, 0x84, 0x85, 0x87,
> +		  0x8a, 0x89, 0x8b, 0x7e, 0x7e, 0x83,
> +		  0x87, 0x86, 0x86, 0x88, 0x8a, 0x89,
> +		  0x9c, 0x9c, 0x8b, 0xc0, 0xd3, 0xa1,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x15 },
> +	}, {
> +		/* 98 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xb3, 0x00, 0xbc, 0x00, 0xb5,
> +		  0x88, 0x88, 0x88, 0x84, 0x84, 0x86,
> +		  0x8a, 0x88, 0x8a, 0x7f, 0x7f, 0x84,
> +		  0x84, 0x83, 0x84, 0x88, 0x8a, 0x89,
> +		  0x9c, 0x9c, 0x8b, 0xc0, 0xd3, 0xa1,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x15 },
> +	}, {
> +		/* 105 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xb7, 0x00, 0xc0, 0x00, 0xba,
> +		  0x87, 0x87, 0x88, 0x85, 0x85, 0x87,
> +		  0x89, 0x88, 0x89, 0x7f, 0x7f, 0x83,
> +		  0x81, 0x80, 0x82, 0x88, 0x8a, 0x89,
> +		  0x9c, 0x9c, 0x8c, 0xb2, 0xc2, 0x9a,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x15 },
> +	}, {
> +		/* 111 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xbb, 0x00, 0xc3, 0x00, 0xbe,
> +		  0x87, 0x87, 0x88, 0x85, 0x85, 0x88,
> +		  0x88, 0x87, 0x89, 0x80, 0x80, 0x84,
> +		  0x81, 0x81, 0x82, 0x85, 0x86, 0x87,
> +		  0x9c, 0x9c, 0x8b, 0xb2, 0xc2, 0x9a,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x15 },
> +	}, {
> +		/* 119 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
> +		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
> +		  0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
> +		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
> +		  0x9c, 0x9c, 0x8c, 0xb2, 0xc2, 0x9a,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x02, 0x14 },
> +	}, {
> +		/* 126 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
> +		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
> +		  0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
> +		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
> +		  0x9c, 0x9c, 0x8d, 0xb2, 0xc2, 0x9a,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x01, 0xde },
> +	}, {
> +		/* 134 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
> +		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
> +		  0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
> +		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
> +		  0x9c, 0x9c, 0x8d, 0xa4, 0xb0, 0x92,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x01, 0x94 },
> +	}, {
> +		/* 143 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
> +		  0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
> +		  0x87, 0x85, 0x87, 0x82, 0x81, 0x85,
> +		  0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
> +		  0x92, 0x92, 0x89, 0xab, 0xb6, 0x96,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x01, 0x46 },
> +	}, {
> +		/* 152 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
> +		  0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
> +		  0x87, 0x85, 0x87, 0x81, 0x81, 0x85,
> +		  0x84, 0x82, 0x83, 0x80, 0x81, 0x83,
> +		  0x92, 0x92, 0x8b, 0xab, 0xb6, 0x96,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0xfa },
> +	}, {
> +		/* 162 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
> +		  0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
> +		  0x87, 0x85, 0x87, 0x81, 0x81, 0x84,
> +		  0x84, 0x82, 0x84, 0x80, 0x81, 0x83,
> +		  0x92, 0x92, 0x8b, 0x9d, 0xa4, 0x8e,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0xac },
> +	}, {
> +		/* 172 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
> +		  0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
> +		  0x87, 0x85, 0x87, 0x81, 0x81, 0x84,
> +		  0x84, 0x82, 0x83, 0x80, 0x81, 0x84,
> +		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x57 },
> +	}, {
> +		/* 183 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xc2, 0x00, 0xca, 0x00, 0xc5,
> +		  0x86, 0x86, 0x87, 0x85, 0x84, 0x87,
> +		  0x87, 0x86, 0x88, 0x7e, 0x80, 0x83,
> +		  0x84, 0x82, 0x83, 0x80, 0x81, 0x83,
> +		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 195 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xc7, 0x00, 0xce, 0x00, 0xc9,
> +		  0x86, 0x87, 0x86, 0x83, 0x83, 0x85,
> +		  0x85, 0x84, 0x86, 0x82, 0x82, 0x85,
> +		  0x80, 0x80, 0x81, 0x81, 0x81, 0x84,
> +		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 207 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xcc, 0x00, 0xd2, 0x00, 0xce,
> +		  0x86, 0x86, 0x87, 0x81, 0x83, 0x84,
> +		  0x84, 0x82, 0x84, 0x83, 0x83, 0x85,
> +		  0x81, 0x81, 0x82, 0x7c, 0x7d, 0x81,
> +		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 220 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xd1, 0x00, 0xd6, 0x00, 0xd3,
> +		  0x86, 0x86, 0x86, 0x81, 0x83, 0x84,
> +		  0x84, 0x82, 0x84, 0x80, 0x80, 0x83,
> +		  0x81, 0x81, 0x82, 0x7c, 0x7d, 0x81,
> +		  0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 234 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xd6, 0x00, 0xdb, 0x00, 0xd8,
> +		  0x85, 0x85, 0x85, 0x81, 0x83, 0x84,
> +		  0x83, 0x82, 0x83, 0x80, 0x80, 0x82,
> +		  0x84, 0x82, 0x83, 0x79, 0x79, 0x7e,
> +		  0x93, 0x92, 0x8d, 0x9d, 0xa4, 0x8e,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 249 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xdc, 0x00, 0xe0, 0x00, 0xdd,
> +		  0x84, 0x84, 0x84, 0x81, 0x82, 0x83,
> +		  0x84, 0x82, 0x84, 0x7f, 0x7f, 0x82,
> +		  0x81, 0x80, 0x81, 0x80, 0x81, 0x82,
> +		  0x8c, 0x8c, 0x86, 0x9d, 0xa4, 0x8e,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 265 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xe2, 0x00, 0xe5, 0x00, 0xe3,
> +		  0x83, 0x83, 0x83, 0x81, 0x82, 0x83,
> +		  0x82, 0x82, 0x83, 0x82, 0x81, 0x83,
> +		  0x7f, 0x7e, 0x80, 0x7c, 0x7d, 0x80,
> +		  0x8c, 0x8c, 0x86, 0x8e, 0x92, 0x87,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 282 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xe8, 0x00, 0xea, 0x00, 0xe9,
> +		  0x83, 0x83, 0x83, 0x80, 0x82, 0x82,
> +		  0x81, 0x82, 0x82, 0x82, 0x81, 0x82,
> +		  0x81, 0x80, 0x81, 0x80, 0x80, 0x81,
> +		  0x85, 0x85, 0x83, 0x8e, 0x92, 0x87,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 300 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xed, 0x00, 0xef, 0x00, 0xed,
> +		  0x81, 0x82, 0x81, 0x81, 0x81, 0x82,
> +		  0x82, 0x82, 0x83, 0x80, 0x80, 0x81,
> +		  0x81, 0x81, 0x82, 0x83, 0x83, 0x83,
> +		  0x80, 0x80, 0x7f, 0x8e, 0x92, 0x87,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 316 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xf3, 0x00, 0xf4, 0x00, 0xf3,
> +		  0x80, 0x81, 0x80, 0x81, 0x81, 0x81,
> +		  0x82, 0x82, 0x82, 0x81, 0x80, 0x81,
> +		  0x82, 0x82, 0x83, 0x80, 0x80, 0x80,
> +		  0x80, 0x80, 0x7f, 0x80, 0x80, 0x80,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 333 nits */
> +		{ MCS_GAMMACTL,
> +		  0x00, 0xf8, 0x00, 0xf8, 0x00, 0xf8,
> +		  0x80, 0x81, 0x80, 0x81, 0x80, 0x81,
> +		  0x81, 0x82, 0x82, 0x81, 0x80, 0x81,
> +		  0x83, 0x83, 0x83, 0x7e, 0x7d, 0x7e,
> +		  0x80, 0x80, 0x7f, 0x80, 0x80, 0x80,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 360 nits */
> +		{ MCS_GAMMACTL,
> +		  0x01, 0x00, 0x01, 0x00, 0x01, 0x00,
> +		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
> +		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
> +		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
> +		  0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 378 nits */
> +		{ MCS_GAMMACTL,
> +		  0x01, 0x04, 0x01, 0x03, 0x01, 0x04,
> +		  0x7f, 0x7f, 0x80, 0x7f, 0x7f, 0x7f,
> +		  0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
> +		  0x80, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
> +		  0x80, 0x80, 0x7f, 0x7f, 0x7f, 0x7f,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 395 nits */
> +		{ MCS_GAMMACTL,
> +		  0x01, 0x09, 0x01, 0x07, 0x01, 0x08,
> +		  0x7e, 0x7f, 0x80, 0x7f, 0x7f, 0x7f,
> +		  0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
> +		  0x80, 0x7f, 0x7f, 0x7e, 0x7e, 0x7e,
> +		  0x80, 0x80, 0x7f, 0x7e, 0x7e, 0x7f,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 413 nits */
> +		{ MCS_GAMMACTL,
> +		  0x01, 0x0e, 0x01, 0x0b, 0x01, 0x0c,
> +		  0x7e, 0x7f, 0x80, 0x7e, 0x7e, 0x7e,
> +		  0x7e, 0x7e, 0x7e, 0x7f, 0x7f, 0x7f,
> +		  0x80, 0x7f, 0x7f, 0x7d, 0x7d, 0x7d,
> +		  0x80, 0x80, 0x7f, 0x7d, 0x7e, 0x7e,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 430 nits */
> +		{ MCS_GAMMACTL,
> +		  0x01, 0x13, 0x01, 0x0f, 0x01, 0x10,
> +		  0x7d, 0x7f, 0x80, 0x7e, 0x7e, 0x7e,
> +		  0x7e, 0x7e, 0x7e, 0x7f, 0x7f, 0x7f,
> +		  0x80, 0x7f, 0x7f, 0x7d, 0x7d, 0x7d,
> +		  0x80, 0x80, 0x7f, 0x7c, 0x7d, 0x7e,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 448 nits */
> +		{ MCS_GAMMACTL,
> +		  0x01, 0x18, 0x01, 0x13, 0x01, 0x14,
> +		  0x7c, 0x7e, 0x80, 0x7e, 0x7e, 0x7e,
> +		  0x7e, 0x7e, 0x7d, 0x7e, 0x7f, 0x7e,
> +		  0x80, 0x7f, 0x7f, 0x7c, 0x7c, 0x7c,
> +		  0x80, 0x80, 0x7e, 0x7b, 0x7c, 0x7d,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 465 nits */
> +		{ MCS_GAMMACTL,
> +		  0x01, 0x1d, 0x01, 0x17, 0x01, 0x18,
> +		  0x7c, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
> +		  0x7d, 0x7d, 0x7d, 0x7e, 0x7f, 0x7e,
> +		  0x80, 0x7f, 0x7f, 0x7b, 0x7b, 0x7b,
> +		  0x80, 0x80, 0x7e, 0x7a, 0x7c, 0x7d,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 483 nits */
> +		{ MCS_GAMMACTL,
> +		  0x01, 0x22, 0x01, 0x1b, 0x01, 0x1c,
> +		  0x7b, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
> +		  0x7d, 0x7d, 0x7c, 0x7e, 0x7f, 0x7e,
> +		  0x80, 0x7f, 0x7f, 0x7a, 0x7a, 0x7a,
> +		  0x80, 0x80, 0x7e, 0x79, 0x7b, 0x7c,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	}, {
> +		/* 500 nits */
> +		{ MCS_GAMMACTL,
> +		  0x01, 0x27, 0x01, 0x1f, 0x01, 0x20,
> +		  0x7b, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
> +		  0x7d, 0x7d, 0x7c, 0x7e, 0x7f, 0x7e,
> +		  0x80, 0x7f, 0x7f, 0x7a, 0x7a, 0x7a,
> +		  0x81, 0x80, 0x7e, 0x79, 0x7b, 0x7c,
> +		  0x00, 0x00, 0x00, },
> +		{ MCS_AIDCTL, 0x00, 0x10 },
> +	},
> +};
> +
> +struct s6e8aa5x01_ams561ra01_ctx {
> +	struct drm_panel panel;
> +	struct mipi_dsi_device *dsi;
> +	struct backlight_device *bl;
> +	struct gpio_desc *reset_gpio;
> +	struct regulator_bulk_data *supplies;
> +	u32 nr_supplies;
> +};
> +
> +static const struct regulator_bulk_data s6e8aa5x01_ams561ra01_supplies[] = {
> +	{ .supply = "vdd" },
> +	{ .supply = "vci" },
> +};
> +
> +static inline struct s6e8aa5x01_ams561ra01_ctx *to_ctx(struct drm_panel *panel)
> +{
> +	return container_of(panel, struct s6e8aa5x01_ams561ra01_ctx, panel);
> +}
> +
> +static int s6e8aa5x01_ams561ra01_update_status(struct backlight_device *bl)
> +{
> +	struct s6e8aa5x01_ams561ra01_ctx *ctx = bl_get_data(bl);
> +	struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
> +	u16 lvl = backlight_get_brightness(bl);
> +
> +	if (!ctx->panel.enabled)
> +		return 0;
> +
> +	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0x5a, 0x5a);
> +
> +	mipi_dsi_dcs_write_buffer_multi(&dsi,
> +					s6e8aa5x01_ams561ra01_cmds[lvl].gamma,
> +					GAMMA_CMD_LEN);
> +	mipi_dsi_dcs_write_buffer_multi(&dsi,
> +					s6e8aa5x01_ams561ra01_cmds[lvl].aid,
> +					AID_CMD_LEN);
> +	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_GAMMAUPD, 0x03);
> +
> +	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0xa5, 0xa5);
> +
> +	return dsi.accum_err;
> +}
> +
> +static int s6e8aa5x01_ams561ra01_prepare(struct drm_panel *panel)
> +{
> +	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
> +	struct device *dev = &ctx->dsi->dev;
> +	int ret;
> +
> +	ret = regulator_bulk_enable(ctx->nr_supplies, ctx->supplies);
> +	if (ret < 0) {
> +		dev_err(dev, "failed to enable regulators: %d\n", ret);
> +		return ret;
> +	}
> +
> +	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
> +	usleep_range(5000, 6000);
> +	gpiod_set_value_cansleep(ctx->reset_gpio, 1);
> +	usleep_range(5000, 6000);
> +	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
> +	usleep_range(10000, 11000);
> +
> +	return 0;
> +}
> +
> +static int s6e8aa5x01_ams561ra01_unprepare(struct drm_panel *panel)
> +{
> +	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
> +
> +	gpiod_set_value_cansleep(ctx->reset_gpio, 1);
> +	usleep_range(5000, 6000);
> +
> +	regulator_bulk_disable(ctx->nr_supplies, ctx->supplies);
> +
> +	return 0;
> +}
> +
> +static int s6e8aa5x01_ams561ra01_enable(struct drm_panel *panel)
> +{
> +	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
> +	struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
> +
> +	mipi_dsi_dcs_exit_sleep_mode_multi(&dsi);
> +	mipi_dsi_msleep(&dsi, 100);
> +
> +	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0x5a, 0x5a);
> +
> +	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_PENTILE, 0xd8, 0xd8, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_PCD, 0x5c);
> +	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ERRFLAG, 0xed, 0xc7, 0x23, 0x67);
> +	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_DISPCTL, 0x0c, 0x0c, 0xb9, 0x01);
> +	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_LTPSCTL,
> +				0x00, 0x45, 0x10, 0x10, 0x08, 0x32, 0x54, 0x00,
> +				0x00, 0x00, 0x00, 0x07, 0x06, 0x00, 0x00, 0x00,
> +				0x00, 0x00, 0x48, 0x5e, 0x00, 0x00, 0x00, 0x00,
> +				0x00, 0x03, 0x00, 0x00, 0x00, 0xad, 0x00, 0x00,
> +				0x08, 0x05, 0x2a, 0x54, 0x03, 0xcc, 0x00, 0xff,
> +				0xfb, 0x03, 0x0d, 0x00, 0x11, 0x0f, 0x02, 0x03,
> +				0x0b, 0x0c, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13,
> +				0x13, 0x13, 0x13, 0x13, 0x00, 0x02, 0x03, 0x0b,
> +				0x0c, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13,
> +				0x13, 0x13);
> +
> +	mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0xa5, 0xa5);
> +
> +	mipi_dsi_dcs_set_display_on_multi(&dsi);
> +
> +	return dsi.accum_err;
> +}
> +
> +static int s6e8aa5x01_ams561ra01_disable(struct drm_panel *panel)
> +{
> +	struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
> +	struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
> +
> +	mipi_dsi_dcs_set_display_off_multi(&dsi);
> +	mipi_dsi_msleep(&dsi, 100);
> +
> +	mipi_dsi_dcs_enter_sleep_mode_multi(&dsi);
> +	mipi_dsi_msleep(&dsi, 150);
> +
> +	return dsi.accum_err;
> +}
> +
> +static const struct drm_display_mode s6e8aa5x01_ams561ra01_mode = {
> +	.clock = (720 + 62 + 2 + 26) * (1480 + 12 + 2 + 10) * 60 / 1000,
> +	.hdisplay = 720,
> +	.hsync_start = 720 + 62,
> +	.hsync_end = 720 + 62 + 2,
> +	.htotal = 720 + 62 + 2 + 26,
> +	.vdisplay = 1480,
> +	.vsync_start = 1480 + 12,
> +	.vsync_end = 1480 + 12 + 2,
> +	.vtotal = 1480 + 12 + 2 + 10,
> +	.width_mm = 62,
> +	.height_mm = 128,
> +	.type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
> +};
> +
> +static int s6e8aa5x01_ams561ra01_get_modes(struct drm_panel *panel,
> +					   struct drm_connector *connector)
> +{
> +	return drm_connector_helper_get_modes_fixed(connector,
> +						    &s6e8aa5x01_ams561ra01_mode);
> +}
> +
> +static const struct backlight_ops s6e8aa5x01_ams561ra01_bl_ops = {
> +	.update_status = s6e8aa5x01_ams561ra01_update_status,
> +};
> +
> +static const struct drm_panel_funcs s6e8aa5x01_ams561ra01_panel_funcs = {
> +	.prepare = s6e8aa5x01_ams561ra01_prepare,
> +	.unprepare = s6e8aa5x01_ams561ra01_unprepare,
> +	.enable = s6e8aa5x01_ams561ra01_enable,
> +	.disable = s6e8aa5x01_ams561ra01_disable,
> +	.get_modes = s6e8aa5x01_ams561ra01_get_modes,
> +};
> +
> +static int s6e8aa5x01_ams561ra01_probe(struct mipi_dsi_device *dsi)
> +{
> +	struct device *dev = &dsi->dev;
> +	struct s6e8aa5x01_ams561ra01_ctx *ctx;
> +	int ret;
> +
> +	ctx = devm_drm_panel_alloc(dev, struct s6e8aa5x01_ams561ra01_ctx, panel,
> +				   &s6e8aa5x01_ams561ra01_panel_funcs,
> +				   DRM_MODE_CONNECTOR_DSI);
> +	if (IS_ERR(ctx))
> +		return PTR_ERR(ctx);
> +
> +	ctx->dsi = dsi;
> +	mipi_dsi_set_drvdata(dsi, ctx);
> +
> +	ctx->nr_supplies = ARRAY_SIZE(s6e8aa5x01_ams561ra01_supplies);
> +	ret = devm_regulator_bulk_get_const(dev, ctx->nr_supplies,
> +					    s6e8aa5x01_ams561ra01_supplies,
> +					    &ctx->supplies);
> +	if (ret < 0)
> +		return dev_err_probe(dev, ret, "failed to get regulators\n");
> +
> +	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_ASIS);
> +	if (IS_ERR(ctx->reset_gpio))
> +		return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),
> +				     "failed to get reset-gpios\n");
> +
> +	ctx->bl = devm_backlight_device_register(dev, dev_name(dev), dev, ctx,
> +						 &s6e8aa5x01_ams561ra01_bl_ops,
> +						 NULL);
> +	if (IS_ERR(ctx->bl))
> +		return dev_err_probe(dev, PTR_ERR(ctx->bl),
> +				     "failed to register backlight device\n");
> +
> +	ctx->bl->props.type = BACKLIGHT_PLATFORM;
> +	ctx->bl->props.brightness = ARRAY_SIZE(s6e8aa5x01_ams561ra01_cmds) - 1;
> +	ctx->bl->props.max_brightness = ctx->bl->props.brightness;
> +
> +	dsi->lanes = 4;
> +	dsi->format = MIPI_DSI_FMT_RGB888;
> +	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
> +			  MIPI_DSI_MODE_VIDEO_NO_HFP;
> +
> +	ctx->panel.prepare_prev_first = true;
> +	drm_panel_add(&ctx->panel);
> +
> +	ret = devm_mipi_dsi_attach(dev, dsi);
> +	if (ret < 0) {
> +		drm_panel_remove(&ctx->panel);
> +		return dev_err_probe(dev, ret, "failed to attach to DSI host\n");
> +	}
> +
> +	return 0;
> +}
> +
> +static void s6e8aa5x01_ams561ra01_remove(struct mipi_dsi_device *dsi)
> +{
> +	struct s6e8aa5x01_ams561ra01_ctx *ctx = mipi_dsi_get_drvdata(dsi);
> +
> +	drm_panel_remove(&ctx->panel);
> +}
> +
> +static const struct of_device_id s6e8aa5x01_ams561ra01_of_device_id[] = {
> +	{ .compatible = "samsung,s6e8aa5x01-ams561ra01" },
> +	{ }
> +};
> +MODULE_DEVICE_TABLE(of, s6e8aa5x01_ams561ra01_of_device_id);
> +
> +static struct mipi_dsi_driver s6e8aa5x01_ams561ra01_dsi_driver = {
> +	.probe = s6e8aa5x01_ams561ra01_probe,
> +	.remove = s6e8aa5x01_ams561ra01_remove,
> +	.driver = {
> +		.name = "panel-samsung-s6e8aa5x01-ams561ra01",
> +		.of_match_table = s6e8aa5x01_ams561ra01_of_device_id,
> +	},
> +};
> +module_mipi_dsi_driver(s6e8aa5x01_ams561ra01_dsi_driver);
> +
> +MODULE_AUTHOR("Kaustabh Chakraborty <kauschluss@disroot.org>");
> +MODULE_DESCRIPTION("Samsung AMS561RA01 Panel with S6E8AA5X01 Controller");
> +MODULE_LICENSE("GPL");
> 

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH v5 0/2] Add driver for Samsung AMS561RA01 panel with S6E8AA5X01 controller
  2025-07-21 14:38 [PATCH v5 0/2] Add driver for Samsung AMS561RA01 panel with S6E8AA5X01 controller Kaustabh Chakraborty
  2025-07-21 14:38 ` [PATCH v5 1/2] dt-bindings: display: panel: document " Kaustabh Chakraborty
  2025-07-21 14:39 ` [PATCH v5 2/2] drm: panel: add support for " Kaustabh Chakraborty
@ 2025-08-04 15:32 ` Neil Armstrong
  2 siblings, 0 replies; 5+ messages in thread
From: Neil Armstrong @ 2025-08-04 15:32 UTC (permalink / raw)
  To: Jessica Zhang, David Airlie, Simona Vetter, Maarten Lankhorst,
	Maxime Ripard, Thomas Zimmermann, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Jessica Zhang,
	Kaustabh Chakraborty
  Cc: dri-devel, devicetree, linux-kernel, Conor Dooley

Hi,

On Mon, 21 Jul 2025 20:08:58 +0530, Kaustabh Chakraborty wrote:
> This patch series introduces a driver for Samsung AMS561RA01, which is
> an AMOLED panel using the Samsung S6E8AA5X01 panel controller. This
> panel is found in several (mostly Samsung) phones, it is a ~5.6 inch
> 720x1480 panel.
> 
> 

Thanks, Applied to https://gitlab.freedesktop.org/drm/misc/kernel.git (drm-misc-next)

[1/2] dt-bindings: display: panel: document Samsung AMS561RA01 panel with S6E8AA5X01 controller
      https://gitlab.freedesktop.org/drm/misc/kernel/-/commit/f3e1caef597e7f29dd2326dae7fa5964ae46c91d
[2/2] drm: panel: add support for Samsung AMS561RA01 panel with S6E8AA5X01 controller
      https://gitlab.freedesktop.org/drm/misc/kernel/-/commit/47d7953d8e1e774265ec2c79e37871af97abadb2

-- 
Neil


^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2025-08-04 15:33 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2025-07-21 14:38 [PATCH v5 0/2] Add driver for Samsung AMS561RA01 panel with S6E8AA5X01 controller Kaustabh Chakraborty
2025-07-21 14:38 ` [PATCH v5 1/2] dt-bindings: display: panel: document " Kaustabh Chakraborty
2025-07-21 14:39 ` [PATCH v5 2/2] drm: panel: add support for " Kaustabh Chakraborty
2025-08-04 15:18   ` Neil Armstrong
2025-08-04 15:32 ` [PATCH v5 0/2] Add driver " Neil Armstrong

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