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Fri, 9 Apr 2021 08:38:16 +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 Subject: [PATCH net-next 1/3] dt-bindings: net: add new properties for of_get_mac_address from nvmem Date: Fri, 9 Apr 2021 16:37:49 +0800 Message-Id: <20210409083751.27750-2-qiangqing.zhang@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210409083751.27750-1-qiangqing.zhang@nxp.com> References: <20210409083751.27750-1-qiangqing.zhang@nxp.com> X-Originating-IP: [119.31.174.71] X-ClientProxiedBy: HK2PR0401CA0014.apcprd04.prod.outlook.com (2603:1096:202:2::24) 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 HK2PR0401CA0014.apcprd04.prod.outlook.com (2603:1096:202:2::24) 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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If the MAC address is valid from NVMEM, add new property "nvmem-mac-address" in ethernet node. Update these two properties in the binding documentation. Signed-off-by: Fugang Duan Signed-off-by: Joakim Zhang --- .../bindings/net/ethernet-controller.yaml | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/Documentation/devicetree/bindings/net/ethernet-controller.yaml b/Documentation/devicetree/bindings/net/ethernet-controller.yaml index e8f04687a3e0..c868c295aabf 100644 --- a/Documentation/devicetree/bindings/net/ethernet-controller.yaml +++ b/Documentation/devicetree/bindings/net/ethernet-controller.yaml @@ -32,6 +32,15 @@ properties: - minItems: 6 maxItems: 6 + nvmem-mac-address: + allOf: + - $ref: /schemas/types.yaml#definitions/uint8-array + - minItems: 6 + maxItems: 6 + description: + Specifies the MAC address that was read from nvmem-cells and dynamically + add the property in device node; + max-frame-size: $ref: /schemas/types.yaml#/definitions/uint32 description: @@ -52,6 +61,11 @@ properties: nvmem-cell-names: const: mac-address + nvmem_macaddr_swap: + $ref: /schemas/types.yaml#/definitions/flag + description: + swap bytes order for the 6 bytes of MAC address + phy-connection-type: description: Specifies interface type between the Ethernet device and a physical From patchwork Fri Apr 9 08:37:51 2021 Content-Type: text/plain; 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Fri, 9 Apr 2021 08:38:23 +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 Subject: [PATCH net-next 3/3] of_net: add property "nvmem-mac-address" for of_get_mac_addr() Date: Fri, 9 Apr 2021 16:37:51 +0800 Message-Id: <20210409083751.27750-4-qiangqing.zhang@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210409083751.27750-1-qiangqing.zhang@nxp.com> References: <20210409083751.27750-1-qiangqing.zhang@nxp.com> X-Originating-IP: [119.31.174.71] X-ClientProxiedBy: HK2PR0401CA0014.apcprd04.prod.outlook.com (2603:1096:202:2::24) 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 HK2PR0401CA0014.apcprd04.prod.outlook.com (2603:1096:202:2::24) 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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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);