From patchwork Thu Mar 24 12:43:58 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Palmer X-Patchwork-Id: 12790659 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 206C3C433EF for ; Thu, 24 Mar 2022 12:45:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=O2GLUKSPv4tS5Ay36LnNvvZxyqWGUkhuMmNMBqyO7Os=; b=1ENT1+s6XycpAr LrmzejFq7FaKXSPm/RttSesAHddzMTCrYhg9cufHrmQxRUXev7ZImDxCoSO7BKn7DEbu4niKGmZVY ZznuvkZSSZHDwX1quiAgVm2oDWBPUorof1oVTz5NvLzT4LJCdxhK/hjYfQ3iRHgx1Ph9KQDIeubVV 2G//Ud+fpSmiLPTpgYYaOdd7Og13a283qR4LNeFNX6hGwvKLTHVY2c3KArChPoVIhGKmxLEa2ZoT4 xKhW+XtXTLTPtYIKAe1hPs8AVVgAM+o5b0h5n5hGbWTZeMds3OK35UK1iVnE9rlnkbi6xQJCl4uW/ GgOrvCQLC1s0OfJEMhtg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nXMpI-00Gbwa-Cc; Thu, 24 Mar 2022 12:44:28 +0000 Received: from mail-pj1-x1029.google.com ([2607:f8b0:4864:20::1029]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nXMpE-00Gbus-4o for linux-arm-kernel@lists.infradead.org; Thu, 24 Mar 2022 12:44:25 +0000 Received: by mail-pj1-x1029.google.com with SMTP id o3-20020a17090a3d4300b001c6bc749227so5028676pjf.1 for ; Thu, 24 Mar 2022 05:44:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=0x0f.com; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=8wFC9YW3CcXhHcZMHwjsfj1QBnxz6LwcdW4DyRFF18o=; b=NriUdSWmBtsn2giAdLdLQosCmOxQLZXzbPd7FQNTkkKWxGAXPW5IbYGnHVT3uv/pKQ c9vV5NGvoPftOkpkblOSNEss9ttnP4VtpVnh3PPKYg0AvGHKqlkYfiBrcQf9j1p3NPRI ckb6dD6KT34nZIefAwhpuSghjR4woe+De/LkQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=8wFC9YW3CcXhHcZMHwjsfj1QBnxz6LwcdW4DyRFF18o=; b=ZZBsUDMfgPYmyqk53KH/VrnnNBJ9a8mzltSCREUhiNvuPIAe+XyYDGmfIv1eneBAP9 AAXh8dqU50zm1jDmoNGXXBkivUvgdjSRaZiqGNBOOpLcEGMMYS7h8Sdzl1EZ5119K6hL ZCVkRhjHT9cpmft75tfbOujqMXivMo/3ELI1hmtkhMWIg8lqCQKkBbjnz/iuxD/w+cay DSAkbsgdJL+Lkj+BFmZO1wA/2e0hcI7b4DIADOA+47fCRpeF2xkoHhyTmQEozc57zAJR OgmUIChZGg2ggbly4TVXB2mcborx8Bg5LXGULjP3HtKXI9k8ORg2MLtaOTXCuEWXBfe/ Ovpg== X-Gm-Message-State: AOAM531Cd79mj4xcRH7ymE7/SJYcP22DAaxm3YM5TaV1SUsgrwtJEwJq 5qX+JIQ55GeRwS5a6pts1cthA2ZMYyEscg== X-Google-Smtp-Source: ABdhPJxoIxB2KJaE6zI+VE6S+D0JuAd+6GyosC1La9J70sxiaH8rfa0ODvZ0LyxtMx6HRcM/TNgwaw== X-Received: by 2002:a17:902:c40a:b0:154:2302:9b88 with SMTP id k10-20020a170902c40a00b0015423029b88mr5704334plk.165.1648125862129; Thu, 24 Mar 2022 05:44:22 -0700 (PDT) Received: from shiro.work ([2400:4162:2428:2f01:7285:c2ff:fe8e:66d7]) by smtp.googlemail.com with ESMTPSA id t10-20020a056a00138a00b004fa9c9fda44sm3786924pfg.89.2022.03.24.05.44.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Mar 2022 05:44:21 -0700 (PDT) From: Daniel Palmer To: devicetree@vger.kernel.org, linux-serial@vger.kernel.org, robh+dt@kernel.org, andriy.shevchenko@linux.intel.com, jirislaby@kernel.org Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, romain.perier@gmail.com, Daniel Palmer Subject: [PATCH 0/4] Add support for MStar MSC313 uarts Date: Thu, 24 Mar 2022 21:43:58 +0900 Message-Id: <20220324124402.3631379-1-daniel@0x0f.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220324_054424_310268_65252CCC X-CRM114-Status: GOOD ( 11.16 ) 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 This is a fairly simple series to add support for the MStar MSC313 uarts found in MStar/SigmaStar ARMv7 based SoCs. I have been using this for years now but I held off sending it because I wasn't entirely sure the uart was actually a DW based design. We got documentation recently and it refers to this being a "DW UART" so I'm pretty sure it is now. Daniel Palmer (4): dt-bindings: serial: snps-dw-apb-uart: Add MStar MSC313 uarts serial: 8250_dw: Add MStar MSC313 quirk ARM: dts: mstar: Switch pm_uart to mstar,msc313-uart ARM: dts: mstar: Add second UART to base dtsi. .../devicetree/bindings/serial/snps-dw-apb-uart.yaml | 3 +++ arch/arm/boot/dts/mstar-v7.dtsi | 10 +++++++++- drivers/tty/serial/8250/8250_dw.c | 5 +++++ 3 files changed, 17 insertions(+), 1 deletion(-)