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Tue, 13 Oct 2026 07:41:13 -0700 (PDT) X-Received: by 2002:a05:620a:6498:b0:93e:e111:2771 with SMTP id af79cd13be357-93ee1112d0cmr1191014885a.2.1791902472688; Tue, 13 Oct 2026 07:41:12 -0700 (PDT) Received: from [192.168.226.26] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6b1da0641d0sm1923980a12.25.2026.10.13.07.41.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 13 Oct 2026 07:41:11 -0700 (PDT) Message-ID: <3fff91c4-b831-410f-a151-847ea407acb2@oss.qualcomm.com> Date: Tue, 13 Oct 2026 16:41:09 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v7 02/11] arm64: dts: qcom: ipq5210: Introduce RDP504 common DT file To: Kathiravan Thirumoorthy , Varadarajan Narayanan , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Abel Vesa Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261012-08-dts-v7-0-77bd3d68d850@oss.qualcomm.com> <20261012-08-dts-v7-2-77bd3d68d850@oss.qualcomm.com> <5cfe6767-9097-4005-a78c-3066a2aef1f7@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <5cfe6767-9097-4005-a78c-3066a2aef1f7@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Authority-Analysis: v=2.4 cv=FuqQbGrq c=1 sm=1 tr=0 ts=6ace4309 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=EUspDBNiAAAA:8 a=xRnL3yBE-CjZ_xjtVVMA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-GUID: dk6Mx7c_0NqZDQNrd2vAWal4QRBgEpE9 X-Proofpoint-ORIG-GUID: dk6Mx7c_0NqZDQNrd2vAWal4QRBgEpE9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDEzMDA1OCBTYWx0ZWRfX6FVfNeCIfq9O ooFp3T4VqfUkjLaCUx7CZmag8Zeg1HMx76gD603qyvQpBuP8g7QK8Vg8frinvkh50JJkCvsOyIh rtfwKYjQjhi8z4v7IusASUlx+0J3doWV+6ddBiR2yJfTmW+oMZ3UpUwSGHcrAIreVulWBghTK36 ce1VMDoGa2aHI+h+72rAA+/hrP00YWoqZ/3DwfrpabmP0BajM8NCAR/Za2tQWdZsh1W13zVAGfw awpNqw+8MSdwE8kUUQGuNrSUuFbz0gfnh5QBGEgPsKNSGkDq4R4vtXzMrG7B9j4h8Jj6rcveohv 0vkJC97RR0q7ZfR0NxpUni+emSyJjZRf26hK+HtP/sGguEuK0AsZo4akGzBDc2zPCX9DYVReyrQ J7pP/fDOYyL4L+J7mcaoZeBcygIQ63TFxOQRHhvBclfY+ZTrjuAwbE/I0lJiPSd8PlvFp/m13FT xvMMl5tilD/7pef8cgg== X-Proofpoint-Spam-Info: AW1haW4tMjYxMDEzMDA1OCBTYWx0ZWRfX18JaJIarFXJT r4Ej4srXPiQ+zywzCCqkZ4XFKGWuVHl6dKklj5LjfqCt64Y/v3J5TICPl146qYrD5pctEF+m7Za pKgpsjEXprQwV2Gf9KPIFaLbuErwFCw= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-10-13_01,2026-10-09_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 malwarescore=0 adultscore=0 phishscore=0 suspectscore=0 priorityscore=1501 bulkscore=0 spamscore=0 impostorscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610130058 On 10/13/26 3:14 PM, Kathiravan Thirumoorthy wrote: > > On 10/12/2026 12:53 PM, Varadarajan Narayanan wrote: >> RDP504 has USB, PCIe and SPI NAND devices populated. EMMC and NAND >> share the GPIOs. The board has to be reworked to change from EMMC >> to NAND variant. Rename ipq5210-rdp504.dts as ipq5210-rdp504-common.dtsi >> and include it in variant specific DTS file. >> >> Describe the fixed USB regulators, PCIe reset GPIOs, QPIC SPI NAND flash >> and required pinctrl states. Enable QPIC BAM, USB and PCIe for the board. >> >> Signed-off-by: Varadarajan Narayanan >> --- >>   .../arm64/boot/dts/qcom/ipq5210-rdp504-common.dtsi | 209 +++++++++++++++++++++ >>   arch/arm64/boot/dts/qcom/ipq5210-rdp504.dts        |  66 +------ >>   2 files changed, 211 insertions(+), 64 deletions(-) > > [...] > >> + >> +&qpic_bam { >> +    status = "okay"; >> +}; > > NAND is the only consumer of this BAM. Should we move it to NAND DTS? Can we enable it by default? (i.e. is there any reason not to?) Konrad