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([212.15.177.3]) by smtp.gmail.com with ESMTPSA id g7-20020a5d5407000000b0030903371ef9sm12694315wrv.22.2023.06.06.07.12.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Jun 2023 07:12:19 -0700 (PDT) From: Paulo Pavacic To: neil.armstrong@linaro.org, sam@ravnborg.org, airlied@gmail.com, daniel@ffwll.ch, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Paulo Pavacic Subject: [PATCH v3 3/3] drm/panel-fannal-c3004: Add fannal c3004 DSI panel Date: Tue, 6 Jun 2023 16:07:57 +0200 Message-Id: <20230606140757.818705-4-pavacic.p@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230606140757.818705-1-pavacic.p@gmail.com> References: <20230606140757.818705-1-pavacic.p@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fannal C3004 is a 480x800 display made by fannal that requires DCS initialization sequences. Signed-off-by: Paulo Pavacic --- v4 changelog: - formatting and style changes - change community room v3 changelog: - using generic mipi_dsi_dcs_write_seq - removed success prints - removed some comments - simplified code/removed support for different panels - changed namespace from fann to fannal v2 changelog: - renamed from panel-mipi-dsi-bringup - only one MAINTAINER e-mail --- MAINTAINERS | 1 + drivers/gpu/drm/panel/Kconfig | 11 + drivers/gpu/drm/panel/Makefile | 1 + drivers/gpu/drm/panel/panel-fannal-c3004.c | 318 +++++++++++++++++++++ 4 files changed, 331 insertions(+) create mode 100644 drivers/gpu/drm/panel/panel-fannal-c3004.c diff --git a/MAINTAINERS b/MAINTAINERS index 4f4492d0f6c9..c3187927b763 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -6432,6 +6432,7 @@ M: Paulo Pavacic S: Maintained C: matrix:r/linux-drm:matrix.org F: Documentation/devicetree/bindings/display/panel/panel-fannal,c3004.yaml +F: drivers/gpu/drm/panel/panel-fannal-c3004.c DRM DRIVER FOR FARADAY TVE200 TV ENCODER M: Linus Walleij diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 2b9d6db7860b..a1041c1e6bf6 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -144,6 +144,17 @@ config DRM_PANEL_ELIDA_KD35T133 KD35T133 controller for 320x480 LCD panels with MIPI-DSI system interfaces. +config DRM_PANEL_FANNAL_C3004 + tristate "Fannal C3004 panel" + depends on OF + depends on DRM_MIPI_DSI + help + Say Y here if you want to enable support for the Fannal C3004 + 2-lane 480x800 MIPI DSI panel which requires initialization + sequence. + + If M is selected the module will be called panel-fannal-c3004. + config DRM_PANEL_FEIXIN_K101_IM2BA02 tristate "Feixin K101 IM2BA02 panel" depends on OF diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index ff169781e82d..13c0f00038b5 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -12,6 +12,7 @@ obj-$(CONFIG_DRM_PANEL_SIMPLE) += panel-simple.o obj-$(CONFIG_DRM_PANEL_EDP) += panel-edp.o obj-$(CONFIG_DRM_PANEL_EBBG_FT8719) += panel-ebbg-ft8719.o obj-$(CONFIG_DRM_PANEL_ELIDA_KD35T133) += panel-elida-kd35t133.o +obj-$(CONFIG_DRM_PANEL_FANNAL_C3004) += panel-fannal-c3004.o obj-$(CONFIG_DRM_PANEL_FEIXIN_K101_IM2BA02) += panel-feixin-k101-im2ba02.o obj-$(CONFIG_DRM_PANEL_FEIYANG_FY07024DI26A30D) += panel-feiyang-fy07024di26a30d.o obj-$(CONFIG_DRM_PANEL_HIMAX_HX8394) += panel-himax-hx8394.o diff --git a/drivers/gpu/drm/panel/panel-fannal-c3004.c b/drivers/gpu/drm/panel/panel-fannal-c3004.c new file mode 100644 index 000000000000..c26b69315334 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-fannal-c3004.c @@ -0,0 +1,318 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * MIPI DSI driver for fannal C3004. + * Copyright (C) 2023, Zenitel + * Author: Paulo Pavacic + */ + +// ↓ include headers, static values, static functions ↓ +#include +#include +#include +#include +#include + +#include