From patchwork Thu Jun 12 15:23:37 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kaustabh Chakraborty X-Patchwork-Id: 895876 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 1083E2D1920; Thu, 12 Jun 2025 15:24:10 +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=1749741852; cv=none; b=RBsTWA5EBoy6IrgGF1QRtYaMkMf82HTQWQtWKdFrNgvVCBMLbvbRwJu66rzW5JsWvcM/iAGPdI2LPbeTOQPImvXlEzr9WWhgDjx5+ywogIQ4zV4ecEQJtfzGTzx7ga7r8sVg8AKwGv3+J8DtfR7BQ50brw6kxdccxZoPoxRzOgA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749741852; c=relaxed/simple; bh=vZFKzYhN2DrVkkIle6hsFg4Z4nvKKm9w3O+sgcHdcAg=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=EkhTv5v+r3UqElibggVhiCASheM6SA963+qjBa9ipZ7IeBigUUOzhwiH6/njCFVnb6ckqUtQF3WVg6u7B4iZ6h8fTRKr3cz9Sx0Zg02qyyv5emaCo0A1SrDtM6hPILclTf1rtWVXjqN5zJyNffTX4IZ0v7PO0juKe6NS565mgpU= 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=gpuPRYKs; 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="gpuPRYKs" Received: from mail01.disroot.lan (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 8998C20E0F; Thu, 12 Jun 2025 17:24:09 +0200 (CEST) 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 XSAyWYVMuSkv; Thu, 12 Jun 2025 17:24:07 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1749741847; bh=vZFKzYhN2DrVkkIle6hsFg4Z4nvKKm9w3O+sgcHdcAg=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=gpuPRYKsMeh35gmSCTygaKqoXBaMM6VLCJP5vEOhPTswarxsD9kA2zvVdFJm/y7Iw y7JGQpdBVm/kUkvClA0kkPYKWz33sidRi1KmDhs7SblKXGH7otBxfv2CuHkInXekaM q1Kp+RRKYsvaDGt6bfpJpDw4WsqKFUDbjjMczHJs67HHpUUKKiHWD1qNxjPtTQJH+Q 7w5Vf+yE7jyXbgIQel5q17B2mYDmKBOT5fTBTCpoJ/Vdwvgm6zOtMopQ5gVXuJqTkO UL19R2Sg+2lkI3W5c2pFv3gNdL3NKiXjoDU+fAq7St4i0vUUw/5JOmnI5W1YogjpCw y/elZEvNx++Mg== From: Kaustabh Chakraborty Date: Thu, 12 Jun 2025 20:53:37 +0530 Subject: [PATCH 1/5] dt-bindings: samsung: exynos-sysreg: add exynos7870 sysregs Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250612-exynos7870-drm-dts-v1-1-88c0779af6cb@disroot.org> References: <20250612-exynos7870-drm-dts-v1-0-88c0779af6cb@disroot.org> In-Reply-To: <20250612-exynos7870-drm-dts-v1-0-88c0779af6cb@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=1749741830; l=1176; i=kauschluss@disroot.org; s=20250202; h=from:subject:message-id; bh=vZFKzYhN2DrVkkIle6hsFg4Z4nvKKm9w3O+sgcHdcAg=; b=+jdfMpMZAaml03kl+O9oxwB4hvxqVIwWj/a3gYQQyXavGQtwZ74FOFZFlIOoaEWgtgPj/7x+2 bDMz1ewKhI+Bt5zsU2fYptUJR1dhut8s/H1TNurHKL+9YP+lCUrxpZm X-Developer-Key: i=kauschluss@disroot.org; a=ed25519; pk=h2xeR+V2I1+GrfDPAhZa3M+NWA0Cnbdkkq1bH3ct1hE= Add sysreg compatible strings for the Exynos7870 SoC. Two sysregs are added, used for the SoC MIPI PHY's CSIS and DSIM blocks. Signed-off-by: Kaustabh Chakraborty --- .../devicetree/bindings/soc/samsung/samsung,exynos-sysreg.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/samsung/samsung,exynos-sysreg.yaml b/Documentation/devicetree/bindings/soc/samsung/samsung,exynos-sysreg.yaml index d27ed6c9d61ea9db77229eca60b6b9a0abc5d305..174bdb8ee932ff965de6fc17aef004a3cedffeb3 100644 --- a/Documentation/devicetree/bindings/soc/samsung/samsung,exynos-sysreg.yaml +++ b/Documentation/devicetree/bindings/soc/samsung/samsung,exynos-sysreg.yaml @@ -52,6 +52,12 @@ properties: - samsung,exynosautov9-sysreg - const: syscon deprecated: true + - items: + - enum: + - samsung,exynos7870-cam-sysreg + - samsung,exynos7870-disp-sysreg + - const: samsung,exynos7870-sysreg + - const: syscon - items: - enum: - samsung,exynos850-cmgp-sysreg From patchwork Thu Jun 12 15:23:38 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kaustabh Chakraborty X-Patchwork-Id: 896210 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 5F8F92BF3DF; Thu, 12 Jun 2025 15:24:17 +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=1749741859; cv=none; b=qNj+t7HiN+53VF+h1FPykeAdi8yc/hSoFEWFyIOZvxSQsivsdYCS9moFCMx0AQYQqjPxg75C2mMOYeA7C5CNzox9dxIHuoRZl7ZtYEruzuyOALcr6Gak8Dp1WmwDECmc3wSQE6ygOhMs2znTfY+mCcW4Vo3CipSB3qraYOn0VtU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749741859; c=relaxed/simple; bh=0tk46VOA66/3d6qEQYb+l0xO5AU5QMnPGgQyQYlF/vI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=cm6NUTxFsVDhGmLyUXbfbBYRXf953BzRxw0w0pwnVZ7sqiMP00GRVDFQIPblNspY4rbENydvfRYbVq8d4MNiq8Fnqs0eWVjdZW9CXkXqIuE1+wv3IbzKXVbMlnIZNYeP1y2RcfKpnKuTLkKJ7wJjkh/kigaz8pVr4nYyxE4AS7c= 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=c9oYCxm6; 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="c9oYCxm6" Received: from mail01.disroot.lan (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 2ACBD25F65; Thu, 12 Jun 2025 17:24:16 +0200 (CEST) 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 r_qGc3chGkXr; Thu, 12 Jun 2025 17:24:14 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1749741854; bh=0tk46VOA66/3d6qEQYb+l0xO5AU5QMnPGgQyQYlF/vI=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=c9oYCxm6GzAKVUh3/hD8mUU1mPHM0GoTYBTH4HmJAG7VE7B9Y99P7sCDQ4qv2mpXx I8J/8GjyUnSo/k7MtjpC7x8kTvlmsv9KK2FS3Zfkm1V513+FM9Z8Dqcd6HuZYqjovy HhUzgxCBWHXOWpeue2JxAs4RM/zZAOJjI1TAty5yy1O5Q9Hn7FfqZMu7zzwS11l+x1 zdGcqg4Qu8fo+qUGXVr32YjbQ7AkCqr5qLgNRfZmufgvdYg81M89Ba/m8LdV1vNDKA TTBX7bPAAXw25uss6vAddZLSB+sqGRZtUM3K8zf8JsgUIsJsC6LZxbE7o5Aq+O1E28 YDng7IvzQtrVQ== From: Kaustabh Chakraborty Date: Thu, 12 Jun 2025 20:53:38 +0530 Subject: [PATCH 2/5] arch: arm64: dts: exynos7870: add DSI support Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250612-exynos7870-drm-dts-v1-2-88c0779af6cb@disroot.org> References: <20250612-exynos7870-drm-dts-v1-0-88c0779af6cb@disroot.org> In-Reply-To: <20250612-exynos7870-drm-dts-v1-0-88c0779af6cb@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=1749741830; l=3928; i=kauschluss@disroot.org; s=20250202; h=from:subject:message-id; bh=0tk46VOA66/3d6qEQYb+l0xO5AU5QMnPGgQyQYlF/vI=; b=oRITryE5Tj7D7uu58NlAzssxkZrSPl/+hx5ra3b5dMF7+F3JnWCYOkPxa54i02PCt9JRSE27b y2zBSY2wNGzAq1n4fhKlvF/f6nv1dv+t+9cUZNwVyvfGEOEVKeBGJr2 X-Developer-Key: i=kauschluss@disroot.org; a=ed25519; pk=h2xeR+V2I1+GrfDPAhZa3M+NWA0Cnbdkkq1bH3ct1hE= Add devicetree nodes for MIPI PHYs, Samsung's DECON and DSIM blocks, and DECON IOMMU devicetree nodes. Enables SoC support for hardware to be able to drive a MIPI DSI display. Signed-off-by: Kaustabh Chakraborty --- arch/arm64/boot/dts/exynos/exynos7870.dtsi | 94 ++++++++++++++++++++++++++++++ 1 file changed, 94 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/exynos7870.dtsi b/arch/arm64/boot/dts/exynos/exynos7870.dtsi index 5cba8c9bb403405b2d9721ab8cf9d61e3d5faf95..fac92081fef389fe6084db3043614f0b276d0f19 100644 --- a/arch/arm64/boot/dts/exynos/exynos7870.dtsi +++ b/arch/arm64/boot/dts/exynos/exynos7870.dtsi @@ -178,6 +178,14 @@ pmu_system_controller: system-controller@10480000 { "samsung,exynos7-pmu", "syscon"; reg = <0x10480000 0x10000>; + mipi_phy: mipi-phy { + compatible = "samsung,exynos7870-mipi-video-phy"; + #phy-cells = <1>; + + samsung,disp-sysreg = <&syscon_disp>; + samsung,cam-sysreg = <&syscon_cam>; + }; + reboot-mode { compatible = "syscon-reboot-mode"; offset = <0x080c>; @@ -674,6 +682,86 @@ cmu_isp: clock-controller@144d0000 { <&cmu_mif CLK_GOUT_MIF_CMU_ISP_VRA>; }; + syscon_cam: syscon@144f1040 { + compatible = "samsung,exynos7870-cam-sysreg", + "samsung,exynos7870-sysreg", "syscon"; + reg = <0x144f1040 0x04>; + }; + + dsi: dsi@14800000 { + compatible = "samsung,exynos7870-mipi-dsi"; + reg = <0x14800000 0x100>; + interrupts = ; + + clock-names = "bus_clk", "sclk_mipi", + "phyclk_mipidphy0_rxclkesc0", + "phyclk_mipidphy0_bitclkdiv8"; + clocks = <&cmu_dispaud CLK_GOUT_DISPAUD_BUS_DISP>, + <&cmu_dispaud CLK_GOUT_DISPAUD_APB_DISP>, + <&cmu_dispaud CLK_GOUT_DISPAUD_MUX_MIPIPHY_RXCLKESC0_USER>, + <&cmu_dispaud CLK_GOUT_DISPAUD_MUX_MIPIPHY_TXBYTECLKHS_USER>; + + phy-names = "dsim"; + phys = <&mipi_phy 1>; + + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + dsi_to_decon: endpoint { + remote-endpoint = <&decon_to_dsi>; + }; + }; + }; + }; + + decon: decon@14830000 { + compatible = "samsung,exynos7870-decon"; + reg = <0x14830000 0x8000>; + interrupt-names = "fifo", "vsync", "lcd_sys"; + interrupts = , + , + ; + + clock-names = "pclk_decon0", "aclk_decon0", + "decon0_eclk", "decon0_vclk"; + clocks = <&cmu_dispaud CLK_GOUT_DISPAUD_MUX_PLL>, + <&cmu_dispaud CLK_GOUT_DISPAUD_MUX_BUS_USER>, + <&cmu_dispaud CLK_GOUT_DISPAUD_MUX_DECON_ECLK>, + <&cmu_dispaud CLK_GOUT_DISPAUD_MUX_DECON_VCLK>; + + iommus = <&sysmmu_decon>; + + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + decon_to_dsi: endpoint { + remote-endpoint = <&dsi_to_decon>; + }; + }; + }; + }; + + sysmmu_decon: sysmmu@14860000 { + compatible = "samsung,exynos-sysmmu"; + reg = <0x14860000 0x1000>; + interrupts = ; + #iommu-cells = <0>; + + clock-names = "sysmmu"; + clocks = <&cmu_dispaud CLK_GOUT_DISPAUD_MUX_BUS_USER>; + }; + pinctrl_dispaud: pinctrl@148c0000 { compatible = "samsung,exynos7870-pinctrl"; reg = <0x148c0000 0x1000>; @@ -691,6 +779,12 @@ cmu_dispaud: clock-controller@148d0000 { <&cmu_mif CLK_GOUT_MIF_CMU_DISPAUD_DECON_ECLK>, <&cmu_mif CLK_GOUT_MIF_CMU_DISPAUD_DECON_VCLK>; }; + + syscon_disp: syscon@148f100c { + compatible = "samsung,exynos7870-disp-sysreg", + "samsung,exynos7870-sysreg", "syscon"; + reg = <0x148f100c 0x04>; + }; }; timer { From patchwork Thu Jun 12 15:23:39 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kaustabh Chakraborty X-Patchwork-Id: 895875 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 0B7E92D3207; 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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="AkWx6u+X" Received: from mail01.disroot.lan (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 92F7B23069; Thu, 12 Jun 2025 17:24:20 +0200 (CEST) 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 1uAinr5v5Vkf; Thu, 12 Jun 2025 17:24:19 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1749741859; bh=W/nkKTD79z758WQYParQygtnrS69BZz3GsqxffvPYMg=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=AkWx6u+XW097M1uy+DN8YqHuvpeHd+nFZVWmImaV4oLpv6pQ4eEfBa5lwTVX7bYTv XJixKJCgRXikkjnnx9FsohvIGtZ8OYW2bjYZ4yfmfL8W90rntslmB5kcCLrWYLB9wF /zEjV2ZPtDblV1mGBjZi927u7GA+dTCbAJ+fMAkcHGkWQwCwBIZrTodzLou6E1tOmd DJNU5hTcDT6RiIiWwsNVGmbofXR/85A5oD6CGlUTCI9S++mD2XUWb4NPgHEiWlA8RF HiPfNkVPx7uuavYW3dj2Ul44RqcrsIE0yOFlYnmfM6hOKcpIdN6UiB45fNDHBiRZax taHQLvrb8smUQ== From: Kaustabh Chakraborty Date: Thu, 12 Jun 2025 20:53:39 +0530 Subject: [PATCH 3/5] arch: arm64: dts: exynos7870-on7xelte: enable display panel support Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250612-exynos7870-drm-dts-v1-3-88c0779af6cb@disroot.org> References: <20250612-exynos7870-drm-dts-v1-0-88c0779af6cb@disroot.org> In-Reply-To: <20250612-exynos7870-drm-dts-v1-0-88c0779af6cb@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=1749741830; l=1722; i=kauschluss@disroot.org; s=20250202; h=from:subject:message-id; bh=W/nkKTD79z758WQYParQygtnrS69BZz3GsqxffvPYMg=; b=67U66+f78PB0MYl2wyiD9HsWaqEzJEReAsaeb17NmF43CNe5hmXPI6QUkH1sJHbN2EVPk9c/I ERXl1ASIfjuDoihJYxLOEPJPzNzpRJGyEN7pjJflLlI7zkvftd9M2QP 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, disable the simple-framebuffer node in favor of the panel. This device has a 1080x1920 Synaptics TD4300 display panel. Signed-off-by: Kaustabh Chakraborty --- arch/arm64/boot/dts/exynos/exynos7870-on7xelte.dts | 40 ++++++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/exynos7870-on7xelte.dts b/arch/arm64/boot/dts/exynos/exynos7870-on7xelte.dts index eb97dcc415423f405d7df9b9869b2db3432fb483..86a7fc2554a137752862c37d27cf9813b3ac5514 100644 --- a/arch/arm64/boot/dts/exynos/exynos7870-on7xelte.dts +++ b/arch/arm64/boot/dts/exynos/exynos7870-on7xelte.dts @@ -40,6 +40,8 @@ framebuffer@67000000 { height = <1920>; stride = <(1080 * 4)>; format = "a8r8g8b8"; + + status = "disabled"; }; }; @@ -122,6 +124,44 @@ vibrator { }; }; +&decon { + status = "okay"; +}; + +&dsi { + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + + samsung,burst-clock-frequency = <1001000000>; + samsung,esc-clock-frequency = <16000000>; + samsung,pll-clock-frequency = <26000000>; + + panel@0 { + compatible = "syna,td4300-panel"; + reg = <0>; + + backlight-gpios = <&gpd3 5 GPIO_ACTIVE_LOW>; + + width-mm = <68>; + height-mm = <121>; + + panel-timing { + clock-frequency = <144389520>; + + hactive = <1080>; + hsync-len = <4>; + hfront-porch = <120>; + hback-porch = <32>; + + vactive = <1920>; + vsync-len = <2>; + vfront-porch = <21>; + vback-porch = <4>; + }; + }; +}; + &gpu { status = "okay"; }; From patchwork Thu Jun 12 15:23:40 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kaustabh Chakraborty X-Patchwork-Id: 896209 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 D82AC2D323F; Thu, 12 Jun 2025 15:24:28 +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=1749741870; cv=none; b=NR1/K5BTMRmWZcyv8+/nPP124VtMor4aPwTsuNsHK6z59pqUTs1A6NTAljT4KS6uHNouU96DPm/+6JUQJXTmbz0YXMTYuI3yYtfzDpBnNsaynA4VO3oG/JhaXVdsoQ2M6YSFIaGWvoFfNjCQZ8xfi95dq0OvQJcbaramDaZDack= ARC-Message-Signature: i=1; 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Thu, 12 Jun 2025 17:24:27 +0200 (CEST) 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 cBxoWwEKWPQX; Thu, 12 Jun 2025 17:24:26 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1749741866; bh=hP6/7Ulk7xtnGXya7SX9uWClvPQd8ylGJd5uaHnGFVk=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=MsJ+4zoCu3ZpEWzPU+9mX+Brdhdzw4pz+7LXUAhVGBgPVjX7Tg97wI7GObyKHipJF q84GMezIF8dJ1g/lCQ7aDw59WGwcC5Q5fOeBat1c+0kadvKHyJ4bEZey1NM7LK1yUI x9CdlEQ+nqah/hfVvtZRc4UXWv9rd5qu+s2Co0TwuPzKxaUhXezvWpxdRnq91IV1BP POt1eCRiM6lNSSJHDA2m/cL1V+GzmJrwSGe2bbU3d3bnbH2xiLRFtrtPwXi7BfIoaJ r0wBvamDdqqKFbOes7tU934cBcSyBNgIyhhkh9/HRw4453GdbF5lcv9P2ZyNom4/0s CMcxIqyB4lf8A== From: Kaustabh Chakraborty Date: Thu, 12 Jun 2025 20:53:40 +0530 Subject: [PATCH 4/5] arch: arm64: dts: exynos7870-a2corelte: enable display panel support Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250612-exynos7870-drm-dts-v1-4-88c0779af6cb@disroot.org> References: <20250612-exynos7870-drm-dts-v1-0-88c0779af6cb@disroot.org> In-Reply-To: <20250612-exynos7870-drm-dts-v1-0-88c0779af6cb@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=1749741830; l=1723; i=kauschluss@disroot.org; s=20250202; h=from:subject:message-id; bh=hP6/7Ulk7xtnGXya7SX9uWClvPQd8ylGJd5uaHnGFVk=; b=kD1QBIhiLnkG+6ETKI346c9XYAaR+cSO+lCQU28qlMFjMsPSG8c0/Y1xJ+9l1OQW79UZ7ldjm x9EqOjKxo/JCfA6uSY4oFylibUK/LbZY9LVY48202uYVVvAbmD9rbAR 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, disable the simple-framebuffer node in favor of the panel. This device has a 540x960 Synaptics TD4101 display panel. Signed-off-by: Kaustabh Chakraborty --- .../arm64/boot/dts/exynos/exynos7870-a2corelte.dts | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/exynos7870-a2corelte.dts b/arch/arm64/boot/dts/exynos/exynos7870-a2corelte.dts index eb7b48593187409ce6653b7d857b63f6946aa4f7..d7104d42240d408f07d4d94750307e51d34b477c 100644 --- a/arch/arm64/boot/dts/exynos/exynos7870-a2corelte.dts +++ b/arch/arm64/boot/dts/exynos/exynos7870-a2corelte.dts @@ -40,6 +40,8 @@ framebuffer@67000000 { height = <960>; stride = <(540 * 4)>; format = "a8r8g8b8"; + + status = "disabled"; }; }; @@ -124,6 +126,45 @@ vibrator { }; }; +&decon { + status = "okay"; +}; + +&dsi { + #address-cells = <1>; + #size-cells = <0>; + + samsung,burst-clock-frequency = <836000000>; + samsung,esc-clock-frequency = <16000000>; + samsung,pll-clock-frequency = <26000000>; + + status = "okay"; + + panel@0 { + compatible = "syna,td4101-panel"; + reg = <0>; + + backlight-gpios = <&gpd3 7 GPIO_ACTIVE_LOW>; + + width-mm = <62>; + height-mm = <110>; + + panel-timing { + clock-frequency = <69336720>; + + hactive = <540>; + hsync-len = <4>; + hfront-porch = <364>; + hback-porch = <40>; + + vactive = <960>; + vsync-len = <2>; + vfront-porch = <244>; + vback-porch = <13>; + }; + }; +}; + &gpu { status = "okay"; }; From patchwork Thu Jun 12 15:23:41 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kaustabh Chakraborty X-Patchwork-Id: 895874 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 38FE42D3A98; Thu, 12 Jun 2025 15:24:39 +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=1749741881; cv=none; b=boAopEgwIctQ2OnEAq7/onEkTzqvfz6pCd64vZWtc5qR4SmtWXtUl/k7Hki8ly5bssLhFjiK1JqJcMDzpoPENfIaAVPjJ68/MIo3AolAjKLAKz9jTQKM+INTgKtCUyhb+aChFcGRYtJGfbwJWe003LGIUkyP5GU4XjbwWDJDww0= ARC-Message-Signature: i=1; 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Thu, 12 Jun 2025 17:24:38 +0200 (CEST) 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 rLGkYtw-cleb; Thu, 12 Jun 2025 17:24:37 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1749741877; bh=dM2Z/gryzzHW7j5yS/KndPCdNXBlq15MThiR+9m4HWc=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=MEUxKW+dELW/ZrkX5GhpZjCRc1NrBnFp7rE83rXNZ8t3omYW5EvekXVs813GaEArm 8WV5gs4T8kXoooSJ6Ah1q+FI0WAUcJfV03MdBysOhLHRTsWw5/2p6qUCvxjwOqDDw/ pXm/1kXguFm2cq+pWjNZ7Ecqgyq9gVM1B9eIUhwrjh/wfGjI3kTBnh4q0XnPtx2/xt GO6k/eL2mopUjtMXjujSmn/KVrh3uOzOAIQ+Vw6DKdqga2gTqLenhCNcHqcVuS5wAH 0BHV6vuZK3GNLHlhBBmCY74+/fa/Nm8fu6KnEpNfguRof+n5VT9zs32qPhjFrSgiDk iA0ypXpm/gDnQ== From: Kaustabh Chakraborty Date: Thu, 12 Jun 2025 20:53:41 +0530 Subject: [PATCH 5/5] arch: arm64: dts: exynos7870-j6lte: enable display panel support Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250612-exynos7870-drm-dts-v1-5-88c0779af6cb@disroot.org> References: <20250612-exynos7870-drm-dts-v1-0-88c0779af6cb@disroot.org> In-Reply-To: <20250612-exynos7870-drm-dts-v1-0-88c0779af6cb@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=1749741830; l=1663; i=kauschluss@disroot.org; s=20250202; h=from:subject:message-id; bh=dM2Z/gryzzHW7j5yS/KndPCdNXBlq15MThiR+9m4HWc=; b=8GKEVrDaEbt8wAMJvbls5aQ4KOddtwtaGL4CE8aZ2DvLCFjth7SMdPXv5PsNdR2Qiu6TW+0in 3F6772Ht3jNCFNS/NsdkA+PRxD7zG6Fni5iEh9VyzW/B33jfGj/fVBw 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, disable the simple-framebuffer node in favor of the panel. This device has a 720x1480 AMOLED Samsung S6E8AA5X01 display panel. Signed-off-by: Kaustabh Chakraborty --- arch/arm64/boot/dts/exynos/exynos7870-j6lte.dts | 38 +++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/exynos7870-j6lte.dts b/arch/arm64/boot/dts/exynos/exynos7870-j6lte.dts index 61eec1aff32ef397c69ee3f0cba8050755f74fc6..ad0170d52a7773d5f5e59b4dc0e4a35d9111c43d 100644 --- a/arch/arm64/boot/dts/exynos/exynos7870-j6lte.dts +++ b/arch/arm64/boot/dts/exynos/exynos7870-j6lte.dts @@ -40,6 +40,8 @@ framebuffer@67000000 { height = <1480>; stride = <(720 * 4)>; format = "a8r8g8b8"; + + status = "disabled"; }; }; @@ -133,6 +135,42 @@ vibrator { }; }; +&decon { + status = "okay"; +}; + +&dsi { + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + + samsung,burst-clock-frequency = <500000000>; + samsung,esc-clock-frequency = <16000000>; + samsung,pll-clock-frequency = <26000000>; + + panel@0 { + compatible = "samsung,s6e8aa5x01"; + reg = <0>; + + width-mm = <62>; + height-mm = <128>; + + panel-timing { + clock-frequency = <73094400>; + + hactive = <720>; + hsync-len = <2>; + hfront-porch = <62>; + hback-porch = <26>; + + vactive = <1480>; + vsync-len = <2>; + vfront-porch = <12>; + vback-porch = <10>; + }; + }; +}; + &gpu { status = "okay"; };