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Sat, 18 Jul 2026 19:10:57 -0700 (PDT) X-Received: by 2002:a17:90b:3942:b0:37f:9ce1:cda8 with SMTP id 98e67ed59e1d1-38e4b59469cmr9276526a91.30.1784427057091; Sat, 18 Jul 2026 19:10:57 -0700 (PDT) Received: from jic23-huawei ([50.35.46.84]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-38e3a100753sm5454606a91.13.2026.07.18.19.10.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Jul 2026 19:10:56 -0700 (PDT) Date: Sun, 19 Jul 2026 03:10:50 +0100 From: Jonathan Cameron To: Janani Sunil Cc: Lars-Peter Clausen , Michael Hennerich , "David Lechner" , Nuno =?UTF-8?B?U8Oh?= , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Philipp Zabel , "Jonathan Corbet" , Shuah Khan , Mark Brown , Marius Cristea , "Marcus Folkesson" , Kent Gustavsson , , , , , Janani Sunil , , Kent Gustavsson Subject: Re: [PATCH v6 1/5] spi: dt-bindings: Add spi-device-addr peripheral property Message-ID: <20260719031038.4cbb21db@jic23-huawei> In-Reply-To: <20260715-ad5529r-driver-v6-1-cfdf8b9f5ee3@analog.com> References: <20260715-ad5529r-driver-v6-0-cfdf8b9f5ee3@analog.com> <20260715-ad5529r-driver-v6-1-cfdf8b9f5ee3@analog.com> X-Mailer: Claws Mail 4.4.0 (GTK 3.24.52; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=HpxG3UTS c=1 sm=1 tr=0 ts=6a5c3232 cx=c_pps a=0uOsjrqzRL749jD1oC5vDA==:117 a=qC1CW/w66vtJz1P9yTJxNA==:17 a=kj9zAlcOel0A:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=gAnH3GRIAAAA:8 a=9c9bR3m6y8SIrhsu7zEA:9 a=CjuIK1q_8ugA:10 a=mQ_c8vxmzFEMiUWkPHU9:22 X-Proofpoint-GUID: 35WQ9pRg3FJ1kZsh_ZzbvT3KfTYyJ4sZ X-Proofpoint-ORIG-GUID: 35WQ9pRg3FJ1kZsh_ZzbvT3KfTYyJ4sZ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzE5MDAxNyBTYWx0ZWRfX8H8lBKn8mCqJ TR0ob4fGgqIo4qCVkJ9+g837DC/Nv7wc0rF92X/Hm6/xTw70Abhpj2xbgUi3hR26a7ggIb7EEFg CnU4VmMhQ4thPtWMbNj8eZbU3ueYs+olv2TPDKZkFagP38u55K06U2d4+IyPVBo5LRIU6DYlbNE 2O9giAw4uAyhohfzIeKBoEoSUOa2LvZcfvYh9nCBqLpTqeoPJB7LpF04mWXtFVXGHjCtqkPRpRb xkyBIjpGBGuvtfmZJ70acp8GGAKWiSh12Yy1ul5LSv/7FOpSlruxjCkc6TYfOa2kuCh8RCWU4IR zVcoOt5rS0Ru3G0fP717oSzQQYZUxhvLOF9tOx2ojajMJG3JlKFcBOBwIq9fQ8ite2MLqOF64BZ byX64wP67hMpJiDVX27wz7nXv38nIVv6c/C4P9UstmRAZuZrqfySRuCqJrPjvQViKBrq6UxGGMh tG91KN2zdIOpq457sgA== X-Proofpoint-Spam-Info: AW1haW4tMjYwNzE5MDAxNyBTYWx0ZWRfX3jDDIkIi9YHr Sj+arTtpnacpyVvz7q5e47Yhx+oTEEy4wzAUqp3Xi/kw1aqK2F2hnfgwCQU8yPXWnen4Z866DC5 1r77Mq6P6uWI5a8joFmhSf9c2ooIUzc= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-19_01,2026-07-17_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 impostorscore=0 malwarescore=0 clxscore=1011 priorityscore=1501 adultscore=0 spamscore=0 suspectscore=0 lowpriorityscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607190017 On Wed, 15 Jul 2026 13:41:04 +0200 Janani Sunil wrote: > Some SPI devices support sharing a single chip select across multiple > physical chips by encoding a device address in the SPI frame itself. > Add the generic spi-device-addr property for describing these hardware > addresses. The property is placed on the SPI peripheral node and may > contain multiple addresses. > > Signed-off-by: Janani Sunil > --- > Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml b/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml > index 880a9f624566..135657582131 100644 > --- a/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml > +++ b/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml > @@ -142,6 +142,11 @@ properties: > minItems: 2 > maxItems: 4 > > + spi-device-addr: > + $ref: /schemas/types.yaml#/definitions/uint32-array > + description: > + Device address used when multiple peripherals share a single chip select. This needs to also explain why it is an array. > + > st,spi-midi-ns: > deprecated: true > description: | >