From patchwork Tue Nov 29 17:29:10 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Morgan X-Patchwork-Id: 13058899 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D85E4C433FE for ; Tue, 29 Nov 2022 17:29:44 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7C7A310E0F5; Tue, 29 Nov 2022 17:29:38 +0000 (UTC) Received: from mail-ot1-x332.google.com (mail-ot1-x332.google.com [IPv6:2607:f8b0:4864:20::332]) by gabe.freedesktop.org (Postfix) with ESMTPS id AB78F10E0BC for ; Tue, 29 Nov 2022 17:29:20 +0000 (UTC) Received: by mail-ot1-x332.google.com with SMTP id db10-20020a0568306b0a00b0066d43e80118so9570287otb.1 for ; Tue, 29 Nov 2022 09:29:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=udm6nw1ZDjvFU6fzxBUSlncrdZ0RFybOK/j61va2T24=; b=nvWL9pwomvK8xrnPXbJX8fRHcQXgI9500QQwdFVUnOfMvcRx9M6mqyJQkZIQNnvJrg j8dJx3g13FyIv/eUlzX9YSc7qOhQMGM9e4rGDBMjDrX6TeN6FXU+PeGjPZUfuSf/VEq7 qF0JT95CMpYdbCw2+yH/WH6ijy7F7mLjzh6RPYmex3TKLGHs5iSjbOkORdelyoxO0ID/ jYH0VwKk7XsrNkKqs9g36GHWn5syqepcEMHTJcccJskguR59A/GV9hyGjU+3eayiSg0r DyR1Ph/9cU6d1O32U4Khpgt9SHF4Y9qggvFEqzvheYxI1anrF6MCcZv270rkb6wyLr8P 6e8A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=udm6nw1ZDjvFU6fzxBUSlncrdZ0RFybOK/j61va2T24=; b=ocd8gpjeFYG9xv6RLGfc4lMsgNwBEhdHkdbjwPRPeVcdE3Us/BN8UXvVwwJEs0yzDb 0nBIYteWlojfEziTDDVowaFq8W3cZtg0R1aMdLaDxwfQU31PIVBNoOFkRLYoxoRFZIwa PCQuNT13C02kH6rezDbn+rmEvPsFJvyztQl8AfB6fH34iw76XuMcuRmEjiA9SD+CFtqu d9ysBjPwPKVrDqB+XaAJm8aJB+LnNc8dWpALY71RjPrhsHP0J/PtcduTEONMCRAxTHRt 2RW+UbhRP+p8IRuSKkZT7H0Yx9RYB7DmjBvZhn7nB6ZXgOiRwUxzWVsGX2jbJOEvkxde uTcA== X-Gm-Message-State: ANoB5pkfPoqx1RWWCC2StlSxd3go8v+AvsIoSoWmbXvOvPBGmrJbmDH1 sayaRe6O7vyOVow2JNtwzLk= X-Google-Smtp-Source: AA0mqf7f5CKAnvu+qFZ6za7Y3ODRll+oNHf2qMqp45z8JYf7KKFwqWCfhpvN8iCCVN1l0vyyYi0+3w== X-Received: by 2002:a9d:2961:0:b0:66c:4e7a:a316 with SMTP id d88-20020a9d2961000000b0066c4e7aa316mr29565998otb.329.1669742959943; Tue, 29 Nov 2022 09:29:19 -0800 (PST) Received: from localhost.localdomain (76-244-6-13.lightspeed.rcsntx.sbcglobal.net. [76.244.6.13]) by smtp.gmail.com with ESMTPSA id l26-20020a9d709a000000b00661b46cc26bsm6224546otj.9.2022.11.29.09.29.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Nov 2022 09:29:19 -0800 (PST) From: Chris Morgan To: linux-rockchip@lists.infradead.org Subject: [PATCH V4 1/3] dt-bindings: display: panel: Add Samsung AMS495QA01 Date: Tue, 29 Nov 2022 11:29:10 -0600 Message-Id: <20221129172912.9576-2-macroalpha82@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221129172912.9576-1-macroalpha82@gmail.com> References: <20221129172912.9576-1-macroalpha82@gmail.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, sam@ravnborg.org, Chris Morgan , dri-devel@lists.freedesktop.org, robh+dt@kernel.org, thierry.reding@gmail.com, krzysztof.kozlowski+dt@linaro.org, maccraft123mc@gmail.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Chris Morgan Add documentation for the Samsung AMS495QA01 panel. Signed-off-by: Chris Morgan Signed-off-by: Maya Matuszczyk Reviewed-by: Rob Herring Reviewed-by: Linus Walleij --- .../display/panel/samsung,ams495qa01.yaml | 57 +++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/samsung,ams495qa01.yaml diff --git a/Documentation/devicetree/bindings/display/panel/samsung,ams495qa01.yaml b/Documentation/devicetree/bindings/display/panel/samsung,ams495qa01.yaml new file mode 100644 index 000000000000..dd4b9b626fb2 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/samsung,ams495qa01.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/samsung,ams495qa01.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung AMS495QA01 4.95in 960x544 DSI/SPI panel + +maintainers: + - Chris Morgan + +allOf: + - $ref: panel-common.yaml# + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +properties: + compatible: + const: samsung,ams495qa01 + + reg: true + reset-gpios: true + elvdd-supply: + description: regulator that supplies voltage to the panel display + enable-gpios: true + port: true + vdd-supply: + description: regulator that supplies voltage to panel logic + +required: + - compatible + - reg + - vdd-supply + +unevaluatedProperties: false + +examples: + - | + #include + spi { + #address-cells = <1>; + #size-cells = <0>; + panel@0 { + compatible = "samsung,ams495qa01"; + reg = <0>; + enable-gpios = <&gpio4 15 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio4 0 GPIO_ACTIVE_LOW>; + vdd-supply = <&vcc3v3_lcd0_n>; + + port { + mipi_in_panel: endpoint { + remote-endpoint = <&mipi_out_panel>; + }; + }; + }; + }; + +... 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[76.244.6.13]) by smtp.gmail.com with ESMTPSA id l26-20020a9d709a000000b00661b46cc26bsm6224546otj.9.2022.11.29.09.29.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Nov 2022 09:29:20 -0800 (PST) From: Chris Morgan To: linux-rockchip@lists.infradead.org Subject: [PATCH V4 2/3] drm/panel: Add Samsung AMS495QA01 MIPI-DSI LCD panel Date: Tue, 29 Nov 2022 11:29:11 -0600 Message-Id: <20221129172912.9576-3-macroalpha82@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221129172912.9576-1-macroalpha82@gmail.com> References: <20221129172912.9576-1-macroalpha82@gmail.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, sam@ravnborg.org, Chris Morgan , dri-devel@lists.freedesktop.org, robh+dt@kernel.org, thierry.reding@gmail.com, krzysztof.kozlowski+dt@linaro.org, maccraft123mc@gmail.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Chris Morgan Support Samsung AMS495QA01 panel as found on the Anbernic RG503. Note This panel receives video signals via DSI, however it receives commands via 3-wire SPI. Signed-off-by: Chris Morgan Signed-off-by: Maya Matuszczyk --- drivers/gpu/drm/panel/Kconfig | 10 + drivers/gpu/drm/panel/Makefile | 1 + .../gpu/drm/panel/panel-samsung-ams495qa01.c | 547 ++++++++++++++++++ 3 files changed, 558 insertions(+) create mode 100644 drivers/gpu/drm/panel/panel-samsung-ams495qa01.c diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index a582ddd583c2..0d9a9e9fd866 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -444,6 +444,16 @@ config DRM_PANEL_RONBO_RB070D30 Say Y here if you want to enable support for Ronbo Electronics RB070D30 1024x600 DSI panel. +config DRM_PANEL_SAMSUNG_AMS495QA01 + tristate "Samsung AMS495QA01 DSI panel" + depends on OF && SPI + depends on DRM_MIPI_DSI + select DRM_MIPI_DBI + help + DRM panel driver for the Samsung AMS495QA01 panel. This panel + receives video data via DSI but commands via 3-Wire 9-bit + SPI. + config DRM_PANEL_SAMSUNG_ATNA33XC20 tristate "Samsung ATNA33XC20 eDP panel" depends on OF diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index 34e717382dbb..de0b57baf851 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -42,6 +42,7 @@ obj-$(CONFIG_DRM_PANEL_RASPBERRYPI_TOUCHSCREEN) += panel-raspberrypi-touchscreen obj-$(CONFIG_DRM_PANEL_RAYDIUM_RM67191) += panel-raydium-rm67191.o obj-$(CONFIG_DRM_PANEL_RAYDIUM_RM68200) += panel-raydium-rm68200.o obj-$(CONFIG_DRM_PANEL_RONBO_RB070D30) += panel-ronbo-rb070d30.o +obj-$(CONFIG_DRM_PANEL_SAMSUNG_AMS495QA01) += panel-samsung-ams495qa01.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_ATNA33XC20) += panel-samsung-atna33xc20.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_DB7430) += panel-samsung-db7430.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_LD9040) += panel-samsung-ld9040.o diff --git a/drivers/gpu/drm/panel/panel-samsung-ams495qa01.c b/drivers/gpu/drm/panel/panel-samsung-ams495qa01.c new file mode 100644 index 000000000000..b59839d026da --- /dev/null +++ b/drivers/gpu/drm/panel/panel-samsung-ams495qa01.c @@ -0,0 +1,547 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Samsung ams495qa01 MIPI-DSI panel driver + * Copyright (C) 2022 Chris Morgan + */ + +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include