From patchwork Thu Feb 13 00:02:26 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Denzeel Oliva X-Patchwork-Id: 13972618 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 9B8BFC021A0 for ; Thu, 13 Feb 2025 00:04:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=lgGYLAXMTiBSQm8B4s04dx6tu5EKRE0LsYmfPrbRJeM=; b=bnpsUDuEwuXm7iurvtWu5e9IG2 pKm/lMyLINxNDlVpTb2+adqoXxaLgYu1FaOdJAY+QlaoATfRamUIsLpjmi50GOiStMrl0x7zIMso4 gEzahR7oZzfU1mqPEIBymcHWXsCKoqa2SAMMNnXgkXJb6OM7wxR7GB/onAJw2hMPCHJYc67BfCrQD 6bDlyvw4i/w4Vjw4olO7CqitQbyI3JZk17JgJ5jfHRoVECt/PxjUknuEJtdJNjTeKiv4UHat2Oi6V 9HkrLA4pry96buOseIX9svxz751l5wPSEItIqi7/9HHbJ1S/ZKfqZGHZh+2hJwfgOEGFytdIlW1dF SLjy8sHw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tiMii-00000009Es2-0SWr; Thu, 13 Feb 2025 00:04:44 +0000 Received: from mail-pl1-x629.google.com ([2607:f8b0:4864:20::629]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tiMhH-00000009EjJ-17fo for linux-arm-kernel@lists.infradead.org; Thu, 13 Feb 2025 00:03:16 +0000 Received: by mail-pl1-x629.google.com with SMTP id d9443c01a7336-21f44e7eae4so3943275ad.2 for ; Wed, 12 Feb 2025 16:03:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1739404994; x=1740009794; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=lgGYLAXMTiBSQm8B4s04dx6tu5EKRE0LsYmfPrbRJeM=; b=Waf6aCqjCrSn8poKxpEZzK3pbACiICXsHJkQrrqpMM+nOxHDB7PN2FpMBB8LCMV2dl v6UMvBLA7ftWmQ5ZhNs50X5sp/XqtBJOfPjpmS9T1ALkEKNgv4bUfVTR/w44heFVTE2E HWjv20d3iAweGyQcWQTA7tuv4YWoZ3jV/kNG65mzya2FaCYdRsFWsoNbjbh7okb2OhqN qRhi4Ucym7/e+vqeU2oR4WPAVRWA3z1fS4GBudvE7MmwRQw8PyCR1p0uwYrr9LmRsbVu DUGki+TfEKXHti98kttbEJ02QFipOGQ3WzALH9Dkhq24q9SsFJ0R0caAcZ9HqPJuqYIf JQsA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1739404994; x=1740009794; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=lgGYLAXMTiBSQm8B4s04dx6tu5EKRE0LsYmfPrbRJeM=; b=ii2PWPQDBCcrjJiFdrY5stLCH5un+udOASp6b+xkgUY/20ao6cfXG+yMmJTZn1V368 FVJ7p+eRv0qRJZUzYTB5ME+Da/AsrjJa4wAdU5wvkehlsW/vG60CVxqt7j7ji/eSdP5x nnmMAqKyznn+tvdGuVIEG4AVK8FAKcZCdYoS4YeeaT/f9YKxOibcwt6al/F5VMN9u/EC 6hjdqs8w3v2MhyQe52ylk2xOYQFEfd0A7Q6yvrYpgdVvjE7hkWgt6roEU2zhpXL0CFQI IbnmrI2ZbGVRXjjdV3wBdDlFa57jaYYqqq7FK4W7Dv3Y6BJaFBRbKw7hZQFemY0oGj3V 97qQ== X-Forwarded-Encrypted: i=1; AJvYcCVDIJ5YB/ppEoPASMCgk0bF/kHQ+ldJmACfoNQh9AwMW5XZ4aS+dVVUx21bip2ZA47Z/37gSuVDXN6gEHyU8D7x@lists.infradead.org X-Gm-Message-State: AOJu0YzpRbHXVI9whNa4B1H5v39jLJhlPqYXs0CEwcJwWOFhmbPKOrEN LIRYMJrQpCumJGw3bvQsubMeeWEeU6w6fmz4DYUB/qy9/TeTUvzyVsnvSU4m X-Gm-Gg: ASbGncsAsQnT6F/Owjt61NAvIMziAk7OPD/DbUcWVhfst3tcDhyWNBMgXrR1zcvWEAa 9WkakjTjgLXamuOwT6LuA2a8uK8z7PvRyQ6QcPublB6bzkCT1TJzopL2uiURM+5pb/Xwx91aFq6 KZJgN0tUY7x7JqSNmH5MehtBQgMb4Z7cW/YmIG3XkacXT2tHizi+RpwH7EyXdFnyaoAHWqJhs+r /Xgc+/pwOIYE+CPxJCD8rpL/r1h6D+mMIHdOa81RM9MGQy07LIr/bIkSQN0oNyw7pNfg6WCnMyu GKly4jaH/tKg6IibpaRiyGBq0plNoLpTLDalxqcoaI6/dRN40Grpq4mJtX26VGSH2gM2TmEjEaL fgg== X-Google-Smtp-Source: AGHT+IF+D2Xb6/P+MeaJ+t2rpv7ibEkX8ds1s2CaO1BKsO9476v6xLKYDYjvadIojErLW8nWiv0E0w== X-Received: by 2002:a05:6a21:3382:b0:1db:915b:ab11 with SMTP id adf61e73a8af0-1ee5c796586mr9410564637.24.1739404964623; Wed, 12 Feb 2025 16:02:44 -0800 (PST) Received: from localhost.localdomain ([38.44.237.182]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7324273e4a0sm28014b3a.120.2025.02.12.16.02.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Feb 2025 16:02:44 -0800 (PST) From: Denzeel Oliva To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, alim.akhtar@samsung.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Denzeel Oliva Subject: [PATCH v1] arm64: dts: exynos: r8s: enable UART interfaces and aliases Date: Thu, 13 Feb 2025 00:02:26 +0000 Message-Id: <20250213000226.277-1-wachiturroxd150@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250212_160315_305362_A2DB3CAF X-CRM114-Status: GOOD ( 10.33 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org - usi_uart: Main UART interface, required for debugging or communication. - usi_bt_uart: UART interface for Bluetooth connectivity. - Added serial0 and serial1 aliases for standard UART access. Signed-off-by: Denzeel Oliva --- arch/arm64/boot/dts/exynos/exynos990-r8s.dts | 23 ++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/exynos990-r8s.dts b/arch/arm64/boot/dts/exynos/exynos990-r8s.dts index 6bae3c0ec..049b40af2 100644 --- a/arch/arm64/boot/dts/exynos/exynos990-r8s.dts +++ b/arch/arm64/boot/dts/exynos/exynos990-r8s.dts @@ -18,6 +18,11 @@ / { #address-cells = <2>; #size-cells = <2>; + aliases { + serial0 = &serial_0; + serial1 = &serial_1; + }; + chosen { #address-cells = <2>; #size-cells = <2>; @@ -113,3 +118,21 @@ key_volup: key-volup-pins { samsung,pin-drv = ; }; }; + +&usi_uart { + samsung,clkreq-on; /* needed for UART mode */ + status = "okay"; +}; + +&serial_0 { + status = "okay"; +}; + +&usi_bt_uart { + samsung,clkreq-on; /* needed for UART mode */ + status = "okay"; +}; + +&serial_1 { + status = "okay"; +};