linux-kernel - Re: [PATCH 5/5] clk: samsung: gs101: don't mark non-essential clocks as critical

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Date: Sat, 27 Jan 2024 01:38:01 +0000
From: André Draszik <andre.draszik@...aro.org>
To: peter.griffin@...aro.org, robh+dt@...nel.org, 
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org
Cc: linux-kernel@...r.kernel.org, kernel-team@...roid.com, 
 tudor.ambarus@...aro.org, willmcvicker@...gle.com,
 semen.protsenko@...aro.org,  alim.akhtar@...sung.com,
 s.nawrocki@...sung.com, tomasz.figa@...il.com,  cw00.choi@...sung.com,
 mturquette@...libre.com, sboyd@...nel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org, 
 linux-clk@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 5/5] clk: samsung: gs101: don't mark non-essential
 clocks as critical

On Sat, 2024-01-27 at 00:35 +0000, André Draszik wrote:
> The peric0_top1_ipclk_0 and peric0_top1_pclk_0 are the clocks going to
> peric0/uart_usi, with pclk being the bus clock. Without pclk running,
> any bus access will hang.
> Unfortunately, in commit d97b6c902a40 ("arm64: dts: exynos: gs101:
> update USI UART to use peric0 clocks") the gs101 DT ended up specifying
> an incorrect pclkk in the respective node and instead the two clocks
               ^^^^^

'pclk', I'll send a v2 after collecting any other potential feedback.

Cheers,
Andre'