From nobody Wed Dec 17 10:52:37 2025 Received: from layka.disroot.org (layka.disroot.org [178.21.23.139]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 62FC72D249E; Thu, 30 Oct 2025 19:21:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.21.23.139 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761852076; cv=none; b=uw6U4vseHC0Ko3CvLqSXlwqYoeKA523SsPNIWOmaNOSp3Pc3mvil4HWCgxZyiPo28tIEWdOapAnCJphQjpZ1rEnC7x8BBsjbATNa/df0HKhiAosx5e3TPN2+tfUhMYBkbLN9msuFfFd6czpYOtqbmob/SSnutFA3OiL4tTehXGU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761852076; c=relaxed/simple; bh=Lje3S1Cd+e65j5HWB+pO5sm3BW9jU4cXFc+79FHD8VM=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=mvcQMgLO71PvVZJODFgvnTl+2ojpRmfvHdDOpck5U6FXJLHWzfiRAzbksUuYFERm1NL6zHJQngBw0Zc+qX/mnE0iTChp/z1q1lKY2Yduz/i9SBdlU+G5PmW7wS28WaERtnjL0lLcHz33Zg7rtcsyUe3EV/dXJWRPdZ+SRChnLCo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org; spf=pass smtp.mailfrom=disroot.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b=DZE+XdfC; arc=none smtp.client-ip=178.21.23.139 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=disroot.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b="DZE+XdfC" Received: from mail01.disroot.lan (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id E6AE825C4A; Thu, 30 Oct 2025 20:21:12 +0100 (CET) X-Virus-Scanned: SPAM Filter at disroot.org Received: from layka.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavis, port 10024) with ESMTP id zYlr5GNEC9O2; Thu, 30 Oct 2025 20:21:12 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1761852072; bh=Lje3S1Cd+e65j5HWB+pO5sm3BW9jU4cXFc+79FHD8VM=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=DZE+XdfCUdZZEaRriPfY1gyDgc38Tagc4ZuWc4zaABBUVk3H/+jaGE7zf+Ze4fzeh oIxPTqI2AxFgthVSIzjwEL4Mk53dSNZNip/1say71X1RrJ/wm7IpHZDCsfsNcvIBDW 5GPykKCPCl/nCXYiOHFF39FDEL+dyYkc7lkQkzJUSPDDxP8ELAt2bLhex3rxAPNf5I QZ5xhoXnv45BN6tyk2Hd6cSCS/g6BVSnKcu4y5ug+/2k+B8veXFhrfSTP50mwN2UJA 48lbmA+VuqeF+6Mi3u3VXzzwMQOdWC985rDUas8BwgBXOxraX57Wei567f3bW7UBZI Lr1/UvLYpeVtA== From: Kaustabh Chakraborty Date: Fri, 31 Oct 2025 00:50:19 +0530 Subject: [PATCH v4 5/5] arm64: dts: exynos7870-j6lte: enable display panel support Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251031-exynos7870-drm-dts-v4-5-c1f77fb16b87@disroot.org> References: <20251031-exynos7870-drm-dts-v4-0-c1f77fb16b87@disroot.org> In-Reply-To: <20251031-exynos7870-drm-dts-v4-0-c1f77fb16b87@disroot.org> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar Cc: Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Kaustabh Chakraborty X-Developer-Signature: v=1; a=ed25519-sha256; t=1761852020; l=1965; i=kauschluss@disroot.org; s=20250202; h=from:subject:message-id; bh=Lje3S1Cd+e65j5HWB+pO5sm3BW9jU4cXFc+79FHD8VM=; b=bokrh+Ct0WkAsgVGoodJr+oOoQpG+p1LgELJVR03bASNgGTEldGNk8XeVvuo4eF74SGNWC3az 7AYbr624DaPDiK1fBrexzuBiHwhLkddfsgA7VBdGiRCYxECxjvTrppw X-Developer-Key: i=kauschluss@disroot.org; a=ed25519; pk=h2xeR+V2I1+GrfDPAhZa3M+NWA0Cnbdkkq1bH3ct1hE= Enable DECON and DSI nodes, and add the compatible display panel and appropriate panel timings for this device. Also, remove the simple-framebuffer node in favor of the panel. This device has a 720x1480 AMOLED Samsung AMS561RA01 panel with S6E8AA5X01 controller. Signed-off-by: Kaustabh Chakraborty --- arch/arm64/boot/dts/exynos/exynos7870-j6lte.dts | 38 ++++++++++++++++-----= ---- 1 file changed, 24 insertions(+), 14 deletions(-) diff --git a/arch/arm64/boot/dts/exynos/exynos7870-j6lte.dts b/arch/arm64/b= oot/dts/exynos/exynos7870-j6lte.dts index eb4701dbafc5d1f30dddbb05d929c722f69a1a93..09f2367cfec9385cb5539a66f97= d9148877c9e80 100644 --- a/arch/arm64/boot/dts/exynos/exynos7870-j6lte.dts +++ b/arch/arm64/boot/dts/exynos/exynos7870-j6lte.dts @@ -27,20 +27,7 @@ aliases { }; =20 chosen { - #address-cells =3D <2>; - #size-cells =3D <1>; - ranges; - stdout-path =3D &serial2; - - framebuffer@67000000 { - compatible =3D "simple-framebuffer"; - reg =3D <0x0 0x67000000 (720 * 1480 * 4)>; - width =3D <720>; - height =3D <1480>; - stride =3D <(720 * 4)>; - format =3D "a8r8g8b8"; - }; }; =20 gpio-hall-effect-sensor { @@ -119,8 +106,9 @@ ramoops@46e00000 { pmsg-size =3D <0x4000>; }; =20 - framebuffer@67000000 { + cont_splash_mem: framebuffer@67000000 { reg =3D <0x0 0x67000000 (720 * 1480 * 4)>; + iommu-addresses =3D <&decon 0x67000000 (720 * 1480 * 4)>; no-map; }; }; @@ -133,6 +121,28 @@ vibrator { }; }; =20 +&decon { + memory-region =3D <&cont_splash_mem>; + + status =3D "okay"; +}; + +&dsi { + #address-cells =3D <1>; + #size-cells =3D <0>; + + samsung,burst-clock-frequency =3D <500000000>; + samsung,esc-clock-frequency =3D <16000000>; + samsung,pll-clock-frequency =3D <26000000>; + + status =3D "okay"; + + panel@0 { + compatible =3D "samsung,s6e8aa5x01-ams561ra01"; + reg =3D <0>; + }; +}; + &gpu { status =3D "okay"; }; --=20 2.51.0