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drm/panel: Add support for the FocusLCDs E35GH-I-MW800CB

PATCH Superseded Igor Reznichenko 2 participants 4 messages Feb 3

Subsystems (5)
Device tree bindings DRM drivers DRM misc DRM panel drivers +1 more subsystems

v2 of 6 Superseded Latest is v6 →

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Igor Reznichenko

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#0 lore raw

v2 cover drm/panel: Add support for the FocusLCDs E35GH-I-MW800CB

Add support for E35GH-I-MW800CB 320x480 MIPI DSI panel by FocusLCDs. The panel uses Ilitek ILI9488 driver IC.

v2: Added comment explaining the "focuslcds" vendor prefix
v1: https://lore.kernel.org/all/[email protected]/

Igor Reznichenko (2):
dt-bindings: display: panel: Add Ilitek ILI9488 panel controller drm/panel: Add Ilitek ILI9488 controller driver

 .../display/panel/ilitek,ili9488.yaml         |  63 ++++
 .../devicetree/bindings/vendor-prefixes.yaml  |   2 +
 MAINTAINERS                                   |   6 +
 drivers/gpu/drm/panel/Kconfig                 |   9 +
 drivers/gpu/drm/panel/Makefile                |   1 +
 drivers/gpu/drm/panel/panel-ilitek-ili9488.c  | 299 ++++++++++++++++++
 6 files changed, 380 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/ilitek,ili9488.yaml
 create mode 100644 drivers/gpu/drm/panel/panel-ilitek-ili9488.c
Signature · 1 line
2.43.0
author maintainer
#1 lore raw

PATCH v2 1/2 dt-bindings: display: panel: Add Ilitek ILI9488 panel controller

Add binding for the Ilitek ILI9488 panel controller which is found on the FocusLCDs E35GH-I-MW800-CB MIPI DSI panel. Add "focuslcds" to vendor-prefixes.yaml as it's a brandname and a website for Focus Display Solutions, Inc.

Signed-off-by Igor Reznichenko <[email protected]>
---
 .../display/panel/ilitek,ili9488.yaml         | 63 +++++++++++++++++++
 .../devicetree/bindings/vendor-prefixes.yaml  |  2 +
 2 files changed, 65 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/ilitek,ili9488.yaml
Documentation/devicetree/bindings/display/panel/ilitek,ili9488.yaml new file +63 -0
new file mode 100644
index 000000000000..ea7449273022
@@ -0,0 +1,63 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/ilitek,ili9488.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Ilitek ILI9488 based MIPI-DSI panels
+
+maintainers:
+  - Igor Reznichenko <[email protected]>
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - focuslcds,e35gh-i-mw800cb
+      - const: ilitek,ili9488
+
+  reg:
+    maxItems: 1
+
+  vci-supply: true
+  iovcc-supply: true
+
+required:
+  - compatible
+  - reg
+  - vci-supply
+  - iovcc-supply
+  - reset-gpios
+  - backlight
+  - port
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    dsi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        panel@0 {
+            compatible = "focuslcds,e35gh-i-mw800cb", "ilitek,ili9488";
+            reg = <0>;
+            vci-supply = <&reg_vci_panel>;
+            iovcc-supply = <&reg_iovcc_panel>;
+            reset-gpios = <&gpio3 6 GPIO_ACTIVE_LOW>;
+            backlight = <&pwm_bl>;
+
+            port {
+                panel_in: endpoint {
+                    remote-endpoint = <&dsi_out>;
+                };
+            };
+        };
+    };
+
+...
Documentation/devicetree/bindings/vendor-prefixes.yaml +2 -0
index c7591b2aec2a..aa3a8fd67155 100644
@@ -584,6 +584,8 @@ patternProperties:
     description: Flipkart Inc.
   "^focaltech,.*":
     description: FocalTech Systems Co.,Ltd
+  "^focuslcds,.*":
+    description: Focus Display Solutions, Inc.
   "^forlinx,.*":
     description: Baoding Forlinx Embedded Technology Co., Ltd.
   "^foursemi,.*":
Signature · 1 line
2.43.0
maintainer
#2 lore raw

Re: [PATCH v2 1/2] dt-bindings: display: panel: Add Ilitek ILI9488 panel controller

Quoted 6 lines · Igor Reznichenko

Add binding for the Ilitek ILI9488 panel controller which is found on the FocusLCDs E35GH-I-MW800-CB MIPI DSI panel. Add "focuslcds" to vendor-prefixes.yaml as it's a brandname and a website for Focus Display Solutions, Inc.

Signed-off-by Igor Reznichenko <[email protected]>

Missing Conor's Reviewed-by

Quoted 91 lines
---
 .../display/panel/ilitek,ili9488.yaml         | 63 +++++++++++++++++++
 .../devicetree/bindings/vendor-prefixes.yaml  |  2 +
 2 files changed, 65 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/ilitek,ili9488.yaml
Documentation/devicetree/bindings/display/panel/ilitek,ili9488.yaml new file +63 -0
new file mode 100644
index 000000000000..ea7449273022
@@ -0,0 +1,63 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/ilitek,ili9488.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Ilitek ILI9488 based MIPI-DSI panels
+
+maintainers:
+  - Igor Reznichenko <[email protected]>
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - focuslcds,e35gh-i-mw800cb
+      - const: ilitek,ili9488
+
+  reg:
+    maxItems: 1
+
+  vci-supply: true
+  iovcc-supply: true
+
+required:
+  - compatible
+  - reg
+  - vci-supply
+  - iovcc-supply
+  - reset-gpios
+  - backlight
+  - port
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    dsi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        panel@0 {
+            compatible = "focuslcds,e35gh-i-mw800cb", "ilitek,ili9488";
+            reg = <0>;
+            vci-supply = <&reg_vci_panel>;
+            iovcc-supply = <&reg_iovcc_panel>;
+            reset-gpios = <&gpio3 6 GPIO_ACTIVE_LOW>;
+            backlight = <&pwm_bl>;
+
+            port {
+                panel_in: endpoint {
+                    remote-endpoint = <&dsi_out>;
+                };
+            };
+        };
+    };
+
+...
Documentation/devicetree/bindings/vendor-prefixes.yaml +2 -0
index c7591b2aec2a..aa3a8fd67155 100644
@@ -584,6 +584,8 @@ patternProperties:
     description: Flipkart Inc.
   "^focaltech,.*":
     description: FocalTech Systems Co.,Ltd
+  "^focuslcds,.*":
+    description: Focus Display Solutions, Inc.
   "^forlinx,.*":
     description: Baoding Forlinx Embedded Technology Co., Ltd.
   "^foursemi,.*":
Signature · 1 line
2.43.0
author maintainer
#3 lore raw

PATCH v2 2/2 drm/panel: Add Ilitek ILI9488 controller driver

In reply to Igor Reznichenko

Add support for Ilitek ILI9488 controller which is used in FocusLCDs E35GH-I-MW800-CB 320x480 MIPI DSI panel.

Signed-off-by Igor Reznichenko <[email protected]>
---
 MAINTAINERS                                  |   6 +
 drivers/gpu/drm/panel/Kconfig                |   9 +
 drivers/gpu/drm/panel/Makefile               |   1 +
 drivers/gpu/drm/panel/panel-ilitek-ili9488.c | 299 +++++++++++++++++++
 4 files changed, 315 insertions(+)
 create mode 100644 drivers/gpu/drm/panel/panel-ilitek-ili9488.c
MAINTAINERS +6 -0
index 67db88b04537..19f7806bbb56 100644
@@ -7908,6 +7908,12 @@ T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
 F:	Documentation/devicetree/bindings/display/ilitek,ili9486.yaml
 F:	drivers/gpu/drm/tiny/ili9486.c
 
+DRM DRIVER FOR ILITEK ILI9488 PANELS
+M:	Igor Reznichenko <[email protected]>
+S:	Maintained
+F:	Documentation/devicetree/bindings/display/panel/ilitek,ili9488.yaml
+F:	drivers/gpu/drm/panel/panel-ilitek-ili9488.c
+
 DRM DRIVER FOR ILITEK ILI9805 PANELS
 M:	Michael Trimarchi <[email protected]>
 S:	Maintained
drivers/gpu/drm/panel/Kconfig +9 -0
index 7a83804fedca..2a764d3d5097 100644
@@ -248,6 +248,15 @@ config DRM_PANEL_ILITEK_ILI9341
 	  QVGA (240x320) RGB panels. support serial & parallel rgb
 	  interface.
 
+config DRM_PANEL_ILITEK_ILI9488
+	tristate "Ilitek ILI9488-based panels"
+	depends on OF
+	depends on DRM_MIPI_DSI
+	depends on BACKLIGHT_CLASS_DEVICE
+	help
+	  Say Y if you want to enable support for panels based on the
+	  Ilitek ILI9488 controller.
+
 config DRM_PANEL_ILITEK_ILI9805
 	tristate "Ilitek ILI9805-based panels"
 	depends on OF
drivers/gpu/drm/panel/Makefile +1 -0
index b9562a6fdcb3..62e49a322f21 100644
@@ -25,6 +25,7 @@ obj-$(CONFIG_DRM_PANEL_HIMAX_HX8394) += panel-himax-hx8394.o
 obj-$(CONFIG_DRM_PANEL_HYDIS_HV101HD1) += panel-hydis-hv101hd1.o
 obj-$(CONFIG_DRM_PANEL_ILITEK_IL9322) += panel-ilitek-ili9322.o
 obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9341) += panel-ilitek-ili9341.o
+obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9488) += panel-ilitek-ili9488.o
 obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9805) += panel-ilitek-ili9805.o
 obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9806E) += panel-ilitek-ili9806e.o
 obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9881C) += panel-ilitek-ili9881c.o
drivers/gpu/drm/panel/panel-ilitek-ili9488.c new file +299 -0

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Signature · 1 line
2.43.0