[net-next,0/2] Allow disabling KSZ switch refclock

Message ID	20220112182251.876098-1-robert.hancock@calian.com
Headers	show Return-Path: <devicetree-owner@vger.kernel.org> From: Robert Hancock <robert.hancock@calian.com> To: netdev@vger.kernel.org Cc: woojung.huh@microchip.com, UNGLinuxDriver@microchip.com, andrew@lunn.ch, vivien.didelot@gmail.com, f.fainelli@gmail.com, olteanv@gmail.com, davem@davemloft.net, kuba@kernel.org, robh+dt@kernel.org, marex@denx.de, devicetree@vger.kernel.org, Robert Hancock <robert.hancock@calian.com> Subject: [PATCH net-next 0/2] Allow disabling KSZ switch refclock Date: Wed, 12 Jan 2022 12:22:49 -0600 Message-Id: <20220112182251.876098-1-robert.hancock@calian.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain MIME-Version: 1.0 Precedence: bulk
Series	Allow disabling KSZ switch refclock \| expand [net-next,0/2] Allow disabling KSZ switch refclock [net-next,1/2] net: dsa: microchip: Document property to disable reference clock

Message ID

20220112182251.876098-1-robert.hancock@calian.com

Headers

From: Robert Hancock <robert.hancock@calian.com>
To: netdev@vger.kernel.org
Cc: woojung.huh@microchip.com, UNGLinuxDriver@microchip.com,
        andrew@lunn.ch, vivien.didelot@gmail.com, f.fainelli@gmail.com,
        olteanv@gmail.com, davem@davemloft.net, kuba@kernel.org,
        robh+dt@kernel.org, marex@denx.de, devicetree@vger.kernel.org,
        Robert Hancock <robert.hancock@calian.com>
Subject: [PATCH net-next 0/2] Allow disabling KSZ switch refclock
Date: Wed, 12 Jan 2022 12:22:49 -0600
Message-Id: <20220112182251.876098-1-robert.hancock@calian.com>
Content-Transfer-Encoding: 8bit
Content-Type: text/plain
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: 
 7n1wvGCUyFRMAACw5kexivTOHts8NDLjxwKpTnww6qwNHE0GoZWm6D1c8jda3TnNolqJOqkFcjU7SKkpzbn/AIsGK5P0w7s1VETC61OEeOzDGh19o1RyMB0+vN8GdHiImHHj72yXAxD5nf80UUS3qbB8TwjSMns68LdqAqTG7G2M7C2tWJ1YtHWCxgb56GGFKSjqMbddtmAESqD95KMZjD0mWEXMkYklJ7h7W0A8PGRNzpv1jjnnTHfMSOjSwr7TAtG2sxie75h92M03GXOVNXv3m7c0NC4+I4LiixisnpR1z76WFy8TsObYGN155fLlH5j3NSmYqS2zMWdn5e3rMTsio2H/aE/HuGt/qF14sAd3MTjx5shB+G1jAcZwrMs+Of/xop1BJ9M0wepYOE8Wj72ib7zFqRpcmwnL7Xg6TE5l09aKR/fiO5po9ggNCbPDzx2/9PC1NnVpTEghDbNpI2h0BKrVdOCelTeEBaA7ib+HemxHn2YHGQVpnGznBN39rEPd2NSpzPWFsx8k+EXrbfwqhr7qu+7jWuxnokwV0ZrcE1swI8RC2gh8ZeC6mlOPuW7My3U1s+KkFSsT7FtoEfSaV8veAt+5y7T5FL5KxJ9B9KkN4Tbwtem4aMo1Sf8HcNqXmfQ6O5Aa3DYX8YGp7CBr9AJNsw7g2rYeeTO463CJqjHUAddAZ0A7pokRjZgi50p039gC2g1wfCc4N8hrHD8NP2QVJfkqivLKOtMge8GI1aVsFEdWfrzfW77+0NyoFNJA20/P0aTjbuDnFzz62wzG570BPjEwT2O2CEaGGQ4X+yGc9RSZMnif3NKC/Owy0io8U3C58VoD4gpRlIN+E1pIDYLdiNZ5VwsqX+uVOPEWvkznES3aIvS5M3ZUv9w9CIqq1iJ2KnPrrpvYnGsXtAzNZG+AIjXGsqqjB1TVDTOxtk7hwaN5CWgbR9UAbXHFgMaWxiNCn2JXt/hfg99ctl1Bogap7DrvRdIb1EbplQnGncDMBnf4QHOsg2jXK5POrMue5nSoZ1RqPglWRvdqtLvmvF9fxUbelNfFbwO/ZvlDuuN+0DERPDjGGtznsjwasHHfKIctgp9PDZyfHBPfcTAWrQsUKB1CECXLqGCR1+cRPwD06lM5zALiVQrqeB/lVD08ybj6NQiTNxbcG3oroNpq1VDk/TC9vBoaC51FdNIzMGlo03iyEPCRGozE77D69bprUbfvpl4h4tMFbwHb8GR2ceC+wkft5DPAQHmtRbNY7EhFikxUyntjFOQT+Zs1vhG9F9GEFX5WiVSW5m6DZSG46Kc1pPCTJ51ji0x8Qgs58C3CESD4H7mWrA+cKSz6IU8CBxFYjTXofSJuyRtSmNgRviYckTX5MxkZfrcKVlhZkqwrOonGxuVuzz2FHA+WteJhV8ChHceQc2yFahrUNA7/YVIYlk6/3yNg9REaGGivKTKaldNfTDUP8QvOgMeGGbHDj7U3yIjaoCRNUjvodTPLxiwVXGc5w4YjflxWU/aJTDkxripOw85l9FDLThTAmq2VeSAJiVHJSJNgzQtU3i9zD8Dsdzq1OnbVXcDtUeEFLatYjrwSI/w/DOuqd4pU/3BUy9utmNNgPe3ZaY7YBwFvy9Mmu4rfqHOdOm9FxBc6hCfncB4kolv5O0/9a+z0XpS/4rfQCMF+CcuCGl2r4C4+boZCsKdvVKYuRED9cb4=
X-OriginatorOrg: calian.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 
 be1bf1cd-f4dd-4104-4ae2-08d9d5f8985e
X-MS-Exchange-CrossTenant-AuthSource: YT3PR01MB6274.CANPRD01.PROD.OUTLOOK.COM
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Jan 2022 18:23:13.6757
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: 23b57807-562f-49ad-92c4-3bb0f07a1fdf
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: 
 h7CQbT4weYvPSHFnha9CeaUEE66RtY1270J2AbzedjTdP7V/8BwTypKZcslDs7x5cTAYebDsHGf4p1wa/pqMTKjbZaUp6OS2J8qtubZoenw=
X-MS-Exchange-Transport-CrossTenantHeadersStamped: YT2PR01MB6385
X-Proofpoint-GUID: upCbNN0SslQQywxD52Lou4fuiQzbcX0X
X-Proofpoint-ORIG-GUID: upCbNN0SslQQywxD52Lou4fuiQzbcX0X
X-Proofpoint-Virus-Version: vendor=baseguard
 engine=ICAP:2.0.205,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.11.62.513
 definitions=2022-01-12_05,2022-01-11_01,2021-12-02_01
X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0
 mlxlogscore=746 spamscore=0
 mlxscore=0 adultscore=0 malwarescore=0 bulkscore=0 lowpriorityscore=0
 suspectscore=0 impostorscore=0 priorityscore=1501 phishscore=0
 clxscore=1011 classifier=spam adjust=0 reason=mlx scancount=1
 engine=8.12.0-2110150000 definitions=main-2201120111
Precedence: bulk
List-ID: <devicetree.vger.kernel.org>
X-Mailing-List: devicetree@vger.kernel.org

Series

Allow disabling KSZ switch refclock | expand

Message

Robert Hancock Jan. 12, 2022, 6:22 p.m. UTC

The reference clock output from the KSZ9477 and related Microchip
switch devices is not required on all board designs. Add a device
tree property to disable it for power and EMI reasons.

Robert Hancock (2):
  net: dsa: microchip: Document property to disable reference clock
  net: dsa: microchip: Add property to disable reference clock

 .../devicetree/bindings/net/dsa/microchip,ksz.yaml         | 5 +++++
 drivers/net/dsa/microchip/ksz9477.c                        | 7 ++++++-
 drivers/net/dsa/microchip/ksz_common.c                     | 2 ++
 drivers/net/dsa/microchip/ksz_common.h                     | 1 +
 4 files changed, 14 insertions(+), 1 deletion(-)