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Mon, 22 Aug 2022 06:03:39 -0700 Received: from xhdlakshmis40.xilinx.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server id 15.1.2375.28 via Frontend Transport; Mon, 22 Aug 2022 08:03:37 -0500 From: Shubhrajyoti Datta To: CC: , , , , , Subject: [PATCH v3 1/2] dt-bindings: serial: pl011: Add a reg-io-width parameter Date: Mon, 22 Aug 2022 18:33:32 +0530 Message-ID: <20220822130333.5353-2-shubhrajyoti.datta@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220822130333.5353-1-shubhrajyoti.datta@amd.com> References: <20220822130333.5353-1-shubhrajyoti.datta@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: f7a472ac-f467-446e-c049-08da843ebc94 X-MS-TrafficTypeDiagnostic: SN6PR12MB4703:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB03.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230016)(4636009)(136003)(346002)(396003)(376002)(39860400002)(46966006)(40470700004)(36840700001)(26005)(4744005)(44832011)(8676002)(40460700003)(70206006)(70586007)(83380400001)(336012)(186003)(8936002)(1076003)(6666004)(478600001)(4326008)(41300700001)(5660300002)(426003)(47076005)(36860700001)(82740400003)(6916009)(54906003)(36756003)(82310400005)(316002)(2906002)(356005)(81166007)(86362001)(2616005)(40480700001)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 22 Aug 2022 13:03:41.1956 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f7a472ac-f467-446e-c049-08da843ebc94 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM11FT004.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR12MB4703 Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org From: Shubhrajyoti Datta Some of the implementations support only 32-bit accesses. Add a parameter reg-io-width for such platforms. Signed-off-by: Shubhrajyoti Datta --- v3: patch addition Documentation/devicetree/bindings/serial/pl011.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/serial/pl011.yaml b/Documentation/devicetree/bindings/serial/pl011.yaml index d8aed84abcd3..c8a4cbb178fe 100644 --- a/Documentation/devicetree/bindings/serial/pl011.yaml +++ b/Documentation/devicetree/bindings/serial/pl011.yaml @@ -94,6 +94,13 @@ properties: resets: maxItems: 1 + reg-io-width: + description: | + The size (in bytes) of the IO accesses that should be performed + on the device. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 4] + required: - compatible - reg