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[209.85.220.65]) by mx.google.com with SMTPS id w6sor14824515pgs.24.2019.05.01.05.15.17 for (Google Transport Security); Wed, 01 May 2019 05:15:17 -0700 (PDT) Received-SPF: pass (google.com: domain of jagan@amarulasolutions.com designates 209.85.220.65 as permitted sender) client-ip=209.85.220.65; X-Received: by 2002:a63:dd58:: with SMTP id g24mr44137179pgj.161.1556712916601; Wed, 01 May 2019 05:15:16 -0700 (PDT) Received: from localhost.localdomain ([183.82.229.33]) by smtp.gmail.com with ESMTPSA id e193sm71082978pgc.53.2019.05.01.05.15.11 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 01 May 2019 05:15:15 -0700 (PDT) From: Jagan Teki To: Heiko Stuebner , Rob Herring , Mark Rutland Cc: linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-amarula@amarulasolutions.com, Jagan Teki , Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , dri-devel@lists.freedesktop.org Subject: [PATCH 1/2] drm/panel: simple: Add FriendlyELEC HD702E 800x1280 LCD panel Date: Wed, 1 May 2019 17:44:47 +0530 Message-Id: <20190501121448.3812-1-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 MIME-Version: 1.0 X-Original-Sender: jagan@amarulasolutions.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=BwOW8AiQ; spf=pass (google.com: domain of jagan@amarulasolutions.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=jagan@amarulasolutions.com Content-Type: text/plain; charset="UTF-8" Precedence: list Mailing-list: list linux-amarula@amarulasolutions.com; contact linux-amarula+owners@amarulasolutions.com List-ID: X-Spam-Checked-In-Group: linux-amarula@amarulasolutions.com X-Google-Group-Id: 476853432473 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , HD702E lcd is FriendlyELEC developed eDP LCD panel with 800x1280 resolution. It has built in Goodix, GT9271 captive touchscreen with backlight adjustable via PWM. Add support for it. Cc: Thierry Reding Cc: Sam Ravnborg Cc: David Airlie Cc: Daniel Vetter Cc: dri-devel@lists.freedesktop.org Signed-off-by: Jagan Teki Reviewed-by: Rob Herring --- .../display/panel/friendlyarm,hd702e.txt | 29 +++++++++++++++++++ drivers/gpu/drm/panel/panel-simple.c | 26 +++++++++++++++++ 2 files changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/friendlyarm,hd702e.txt diff --git a/Documentation/devicetree/bindings/display/panel/friendlyarm,hd702e.txt b/Documentation/devicetree/bindings/display/panel/friendlyarm,hd702e.txt new file mode 100644 index 000000000000..67349d7f79be --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/friendlyarm,hd702e.txt @@ -0,0 +1,29 @@ +FriendlyELEC HD702E 800x1280 LCD panel + +HD702E lcd is FriendlyELEC developed eDP LCD panel with 800x1280 +resolution. It has built in Goodix, GT9271 captive touchscreen +with backlight adjustable via PWM. + +Required properties: +- compatible: should be "friendlyarm,hd702e" +- power-supply: regulator to provide the supply voltage + +Optional properties: +- backlight: phandle of the backlight device attached to the panel + +Optional nodes: +- Video port for LCD panel input. + +Example: + + panel { + compatible ="friendlyarm,hd702e"; + backlight = <&backlight>; + power-supply = <&vcc3v3_sys>; + + port { + panel_in_edp: endpoint { + remote-endpoint = <&edp_out_panel>; + }; + }; + }; diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 9e8218f6a3f2..9db3c0c65ef2 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1184,6 +1184,29 @@ static const struct panel_desc foxlink_fl500wvr00_a0t = { .bus_format = MEDIA_BUS_FMT_RGB888_1X24, }; +static const struct drm_display_mode friendlyarm_hd702e_mode = { + .clock = 67185, + .hdisplay = 800, + .hsync_start = 800 + 20, + .hsync_end = 800 + 20 + 24, + .htotal = 800 + 20 + 24 + 20, + .vdisplay = 1280, + .vsync_start = 1280 + 4, + .vsync_end = 1280 + 4 + 8, + .vtotal = 1280 + 4 + 8 + 4, + .vrefresh = 60, + .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC, +}; + +static const struct panel_desc friendlyarm_hd702e = { + .modes = &friendlyarm_hd702e_mode, + .num_modes = 1, + .size = { + .width = 94, + .height = 151, + }, +}; + static const struct drm_display_mode giantplus_gpg482739qs5_mode = { .clock = 9000, .hdisplay = 480, @@ -2634,6 +2657,9 @@ static const struct of_device_id platform_of_match[] = { }, { .compatible = "edt,etm0700g0edh6", .data = &edt_etm0700g0bdh6, + }, { + .compatible = "friendlyarm,hd702e", + .data = &friendlyarm_hd702e, }, { .compatible = "foxlink,fl500wvr00-a0t", .data = &foxlink_fl500wvr00_a0t,