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Message-ID: <8af4f6c9c36474d971556f00981ba76d3506d81d.camel@linaro.org>
Subject: Re: [PATCH 3/9] clk: samsung: gs101: add support for cmu_peric1
From: =?ISO-8859-1?Q?Andr=E9?= Draszik <andre.draszik@linaro.org>
To: peter.griffin@linaro.org, mturquette@baylibre.com, sboyd@kernel.org, 
	robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org
Cc: linux-kernel@vger.kernel.org, kernel-team@android.com, 
 tudor.ambarus@linaro.org, willmcvicker@google.com,
 semen.protsenko@linaro.org,  alim.akhtar@samsung.com,
 s.nawrocki@samsung.com, tomasz.figa@gmail.com,  cw00.choi@samsung.com,
 linux-arm-kernel@lists.infradead.org,  linux-samsung-soc@vger.kernel.org,
 linux-clk@vger.kernel.org,  devicetree@vger.kernel.org
Date: Sat, 27 Jan 2024 01:40:06 +0000
In-Reply-To: <20240127001926.495769-4-andre.draszik@linaro.org>
References: <20240127001926.495769-1-andre.draszik@linaro.org>
	 <20240127001926.495769-4-andre.draszik@linaro.org>
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On Sat, 2024-01-27 at 00:19 +0000, Andr=C3=A9 Draszik wrote:
> The clocks marked as CLK_IGNORE_UNUSED need to be kept on until we have
> updated the respective drivers for the following reasons:
> =C2=A0=C2=A0=C2=A0 * gout_peric1_gpio_peric1_pclk is required by the pinc=
trl
> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 configuration. With this clock disabled, r=
econfiguring the pins
> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 (for USI/I2C, USI/UART) will hang during r=
egister access.
> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 Since pingctrl-samsung doesn't support a c=
lock at the moment, we
> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 just keep the kernel from disabling it at =
boot, until we have an
> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 update for samsung-pinctrl, at which point=
 we'll drop the flag.

I have patches for pinctrl-samsung implementing this new clock ready. Will
send next week.

Cheers,
Andre'