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Wed, 21 Oct 2026 01:06:28 -0700 (PDT) Received: from [192.168.226.26] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c4678f77729sm50471066b.25.2026.10.21.01.06.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 21 Oct 2026 01:06:28 -0700 (PDT) Message-ID: <9699033c-a9e1-4b11-a55f-b1aa216c700f@oss.qualcomm.com> Date: Wed, 21 Oct 2026 10:06:25 +0200 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] clk: qcom: gcc-ipq6018: add fallback names for the bias PLL parents To: Robert Marko , Julius Bairaktaris , Bjorn Andersson Cc: Stephen Boyd , Abel Vesa , Brian Masney , Jerome Brunet , Vladyslav Andreichykov , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261020065430.1251541-1-julius@bairaktaris.de> <30c21159-3008-463c-9cd2-a07f26668a25@sartura.hr> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <30c21159-3008-463c-9cd2-a07f26668a25@sartura.hr> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYxMDIxMDAzMiBTYWx0ZWRfX5EFERyes7CH7 ZNmRvagrF42QJmWGwzloLzsqa8rndPV0l5p/SSuhjJHuyqHHN2Tjq1N2rzFDp2RPtvxDDaDlP3a 8FWWwjT6j8kFjrQx0/FpCq8H0Oullw0= X-Proofpoint-ORIG-GUID: FAdF1ZCA2D2EJk0CnD6ry_wLP8Fi52mE X-Proofpoint-GUID: FAdF1ZCA2D2EJk0CnD6ry_wLP8Fi52mE X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDIxMDAzMiBTYWx0ZWRfX67vqaWAvVj6Z V8YlEGla/apFwUVHuZE6BckfDQC6c1SKI0rV5cbvApMl6JqykJTvC1ddVJo1mG6+gLIGwKikvbv s/Xi+Xx5/F1ABI6BKkWHBaMC2tzfJcy2pi1ilJ2freBlGdZfKMWdEtlWdwWd2VLIsVI8kt/e+4V 9xsvVy/d5jRq6sfa9fDfK58vDcTzzGyC6MY4tcAryF4/3MvZJ0PqKzx8wd3rBYdD5P+RCja35jI XVmDYC9/m0Iy3P2bPf08a9XeamWUqnTEecYM6GFCpdwaoEYslxes/vfEMxYYeNmDRwoLl5Elm4t G/c872TZHgyTQ06rAg5qyOUUiLxy9p8EFsCZHAvDkWIUpZldHzanV7u4IKVFA6GXsXxDmNsdRYj 4XQMjr18gOOevsRTa8nIqQR9rmUnvCDPlf3/3zoDxKPTdrKeJlSXtJT8Iq9x4c5h5i7DuubADwg FMHAQPScsqvY+oiIyRw== X-Authority-Analysis: v=2.4 cv=NLpAaE6g c=1 sm=1 tr=0 ts=6ad87286 cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=pGLkceISAAAA:8 a=8NHwpXmQIE9AyX7o414A:9 a=QEXdDO2ut3YA:10 a=kacYvNCVWA4VmyqE58fU:22 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=2026-10-21_02,2026-10-19_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 priorityscore=1501 malwarescore=0 clxscore=1015 impostorscore=0 phishscore=0 spamscore=0 adultscore=0 lowpriorityscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610190000 definitions=main-2610210032 On 10/20/26 1:39 PM, Robert Marko wrote: > > On 20/10/2026 08:54, Julius Bairaktaris wrote: >> From: Vladyslav Andreichykov >> >> bias_pll_cc_clk and bias_pll_nss_noc_clk are outputs of the CMN PLL, >> which takes its AHB and SYS clocks from GCC, so the device tree does not >> pass them back to GCC. With only .fw_name these parents never resolve, >> nss_ppe_clk_src stays an orphan, and setting it to 300 MHz fails with >> -EINVAL. The NSS clocks below it, such as gcc_nss_edma_clk, read 0 Hz. >> >> Add .name fallbacks so they resolve to the clocks the CMN PLL registers, >> as gcc-ipq8074 already does. >> >> Tested-by: Vladyslav Andreichykov >> Assisted-by: Claude:claude-opus-5-5 >> Signed-off-by: Vladyslav Andreichykov >> Signed-off-by: Julius Bairaktaris >> --- > > Hi, > > This issue does not exist upstream, as CMN PLL is not yet wired due to missing > networking, even then the solution is not to add global name matching. > > The required clock inputs should just be passed to GCC directly which I have > just pushed to OpenWrt. Just read your reply after writing mine, I'm looking forward to seeing that patch! Konrad