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Fri, 9 Apr 2021 09:07:52 +0000 From: Joakim Zhang To: davem@davemloft.net, kuba@kernel.org, robh+dt@kernel.org, andrew@lunn.ch, hkallweit1@gmail.com, linux@armlinux.org.uk, frowand.list@gmail.com Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-imx@nxp.com Subject: [PATCH net-next 3/3] of_net: add property "nvmem-mac-address" for of_get_mac_addr() Date: Fri, 9 Apr 2021 17:07:11 +0800 Message-Id: <20210409090711.27358-4-qiangqing.zhang@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210409090711.27358-1-qiangqing.zhang@nxp.com> References: <20210409090711.27358-1-qiangqing.zhang@nxp.com> X-Originating-IP: [119.31.174.71] X-ClientProxiedBy: HK2PR02CA0184.apcprd02.prod.outlook.com (2603:1096:201:21::20) To DB8PR04MB6795.eurprd04.prod.outlook.com (2603:10a6:10:fa::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (119.31.174.71) by HK2PR02CA0184.apcprd02.prod.outlook.com (2603:1096:201:21::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4020.16 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 00b198d8-fec2-4ef5-38c6-08d8fb36f476 X-MS-Exchange-CrossTenant-AuthSource: DB8PR04MB6795.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Apr 2021 09:07:52.4385 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: k5bSbLVYP70FS2xxNMxjwILJV9C14AGhE0N4Feexo/ggorTuOYFmSWlcTvYmxvaTNB18/K+xto3W1W2Rw2qOkg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DBAPR04MB7336 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Fugang Duan If MAC address read from nvmem cell and it is valid mac address, .of_get_mac_addr_nvmem() add new property "nvmem-mac-address" in ethernet node. Once user call .of_get_mac_address() to get MAC address again, it can read valid MAC address from device tree in directly. Signed-off-by: Fugang Duan Signed-off-by: Joakim Zhang --- drivers/of/of_net.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/of/of_net.c b/drivers/of/of_net.c index 6e411821583e..20c3ae17f95f 100644 --- a/drivers/of/of_net.c +++ b/drivers/of/of_net.c @@ -116,6 +116,10 @@ const void *of_get_mac_address(struct device_node *np) if (addr) return addr; + addr = of_get_mac_addr(np, "nvmem-mac-address"); + if (addr) + return addr; + return of_get_mac_addr_nvmem(np); } EXPORT_SYMBOL(of_get_mac_address);