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Tue, 2 Jul 2024 00:02:12 +0000 Received: from AM6PR04MB5941.eurprd04.prod.outlook.com ([fe80::9f4e:b695:f5f0:5256]) by AM6PR04MB5941.eurprd04.prod.outlook.com ([fe80::9f4e:b695:f5f0:5256%4]) with mapi id 15.20.7719.028; Tue, 2 Jul 2024 00:02:12 +0000 From: Peng Fan To: Frank Li CC: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , "open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , open list Subject: RE: [PATCH 3/7] arm64: dts: imx95-19x19-evk: Add audio related nodes Thread-Topic: [PATCH 3/7] arm64: dts: imx95-19x19-evk: Add audio related nodes Thread-Index: AQHayN14VGZNcpI1iU2oSBWPCVBY67HcSzYggAW+gQCAAIqH8A== Date: Tue, 2 Jul 2024 00:02:12 +0000 Message-ID: References: <20240627220001.692875-1-Frank.Li@nxp.com> <20240627220001.692875-3-Frank.Li@nxp.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: AM6PR04MB5941.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7eb9556a-5095-4b80-2a3e-08dc9a2a397e X-MS-Exchange-CrossTenant-originalarrivaltime: 02 Jul 2024 00:02:12.3101 (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: 4XRVpXXaWfdt87BenUHmg5odc6aXIT6IfkdaZoXKo7EGhiPtbw0NPh9hcIohdUlyXcx6ZybufVME6hhdI/j28Q== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR04MB8364 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240701_171621_892535_C8C9BCBF X-CRM114-Status: GOOD ( 19.18 ) 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 > Subject: Re: [PATCH 3/7] arm64: dts: imx95-19x19-evk: Add audio > related nodes >=20 > On Fri, Jun 28, 2024 at 12:03:27AM +0000, Peng Fan wrote: > > > Subject: [PATCH 3/7] arm64: dts: imx95-19x19-evk: Add audio > related > > > nodes > > > > > > Add sai1, sai2. Add i2c4 and wm8962 and other dependent nodes. > > > > > > Signed-off-by: Frank Li > > > --- > > > .../boot/dts/freescale/imx95-19x19-evk.dts | 238 > > > ++++++++++++++++++ > > > 1 file changed, 238 insertions(+) > > > > > > diff --git a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts > > > b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts > > > index d14a54ab4fd47..660e623f4f964 100644 > > > --- a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts > > > +++ b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts > > > @@ -17,6 +17,11 @@ aliases { > > > serial0 =3D &lpuart1; > > > }; > > > > ... > > > + 0x0000 /* 4:FN_DMICCDAT */ > > > + 0x0000 /* 5:Default */ > > > + >; > > > + }; > > > + > > > + i2c4_gpio_expander_21: gpio@21 { > > > > Use gpio-expander@21? > > It is easy to duplicate the node if other i2c bus also has one. >=20 > It should be fine, parent node is difference. gpio-expander@21 can't > resolve your problem. >=20 > i2c2 > { > gpio-expander@21 {}; > } >=20 > i2c3 > { > gpio-expander@21 {}; > } >=20 > It should be same situation as gpio@21. >=20 > DT should allow the same name under difference parent. As I recall, there is build error of duplicated node. Regards, Peng. >=20 > Frank >=20 > > > > Regards, > > Peng. > >