On Wed, Sep 11, 2024 at 09:20:02PM +0000, Yao Zi wrote: > Hi, > > rockchip,rk3588-cru.yaml, dt-binding for RK3588 clock and reset module, > contains description of customized property "rockchip,grf", > > rockchip,grf: > $ref: /schemas/types.yaml#/definitions/phandle > description: > > phandle to the syscon managing the "general register files". It is > used for GRF muxes, if missing any muxes present in the GRF will > not be available. > > But after doing some searching, I found that clk-rk3588.c actually > defines no clock hardware with MUXGRF type. This is also true in in the > vendor code[1], it seems there is actually no GRF mux on RK3588 > platform. Have you been able to check the datasheet/register map for this piece of hardware? Does it have a grf register region? Wouldn't be surprised if it didn't, and the cause of it being in the binding was nothing more than copy-paste.
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