Thread (7 messages) 7 messages, 6 authors, 2019-09-13

Re: [PATCH] clk: imx: lpcg: write twice when writing lpcg regs

From: Stephen Boyd <sboyd@kernel.org>
Date: 2019-09-06 17:20:47
Also in: linux-clk, lkml

Quoting Peng Fan (2019-08-27 01:17:50)
From: Peng Fan <peng.fan@nxp.com>

There is hardware issue that:
The output clock the LPCG cell will not turn back on as expected,
even though a read of the IPG registers in the LPCG indicates that
the clock should be enabled.

The software workaround is to write twice to enable the LPCG clock
output.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Does this need a Fixes tag?


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