Re: [PATCH v2 2/3] clk: at91: clk-main: update key before writing AT91_CKGR_MOR
From: Stephen Boyd <sboyd@kernel.org>
Date: 2020-10-14 02:59:38
Also in:
linux-clk, lkml
Quoting Claudiu Beznea (2020-08-24 23:59:10)
SAMA5D2 datasheet specifies on chapter 33.22.8 (PMC Clock Generator
Main Oscillator Register) that writing any value other than
0x37 on KEY field aborts the write operation. Use the key when
selecting main clock parent.
Fixes: 27cb1c2083373 ("clk: at91: rework main clk implementation")
Signed-off-by: Claudiu Beznea <redacted>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
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