On Wed, Feb 21, 2024 at 11:38:39AM +0100, Frank Oltmanns wrote: > Hi Jernej, > hi Maxime, > > On 2024-02-05 at 16:22:26 +0100, Frank Oltmanns <frank@xxxxxxxxxxxx> wrote: > > According to the Allwinner User Manual, the Allwinner A64 requires > > PLL-MIPI to run at 500MHz-1.4GHz. Add support for that to ccu_nkm. > > I should point out that limiting PLL-MIPI also fixes a regression > that was introduced in 6.5, specifically > ca1170b69968233b34d26432245eddf7d265186b "clk: sunxi-ng: a64: force > select PLL_MIPI in TCON0 mux". This has been bisected and reported by > Diego [1]. > > I don't know the procedure (yet), but probably the fix (if and when > accepted) should be backported at least to 6.6 (first broken LTS), 6.7 > (stable), and 6.8 (next stable). https://www.kernel.org/doc/html/next/process/stable-kernel-rules.html#procedure-for-submitting-patches-to-the-stable-tree > My suggestion: > - In V3 of this series, I will reorder the patches, so that what is now > PATCH 3 and 4 becomes 1 and 2 respectively, so that they can be > applied to 6.6 more easily. > - Maxime, IIUC you requested some refactoring for handling the rate > limits [2]. I propose, we use my current proposal as-is, and I will > do a follow-up series for the refactoring. I'd really like to not introduce a new ad-hoc implementation of range handling. It's fine for older users to not be converted yet, but we shouldn't introduce more users. Maxime
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