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References: <20240127003607.501086-1-andre.draszik@linaro.org> <20240127003607.501086-2-andre.draszik@linaro.org>
In-Reply-To: <20240127003607.501086-2-andre.draszik@linaro.org>
From: Sam Protsenko <semen.protsenko@linaro.org>
Date: Fri, 26 Jan 2024 21:06:43 -0600
Message-ID: <CAPLW+4=J8xk4v5gR3HBEo+H+QEzj=E=j7sE56fyOr1+TR2MsCg@mail.gmail.com>
Subject: Re: [PATCH 1/5] clk: samsung: gs101: gpio_peric0_pclk needs to be
 kept on
To: =?UTF-8?Q?Andr=C3=A9_Draszik?= <andre.draszik@linaro.org>
Cc: peter.griffin@linaro.org, robh+dt@kernel.org, 
	krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, 
	linux-kernel@vger.kernel.org, kernel-team@android.com, 
	tudor.ambarus@linaro.org, willmcvicker@google.com, alim.akhtar@samsung.com, 
	s.nawrocki@samsung.com, tomasz.figa@gmail.com, cw00.choi@samsung.com, 
	mturquette@baylibre.com, sboyd@kernel.org, 
	linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, 
	linux-clk@vger.kernel.org, devicetree@vger.kernel.org
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On Fri, Jan 26, 2024 at 6:37=E2=80=AFPM Andr=C3=A9 Draszik <andre.draszik@l=
inaro.org> wrote:
>
> This pclk clock is required any time we access the pinctrl registers of
> this block.
>
> Since pinctrl-samsung doesn't support a clock at the moment, we just
> keep the kernel from disabling it at boot, until we have an update for
> pinctrl-samsung to handle this required clock, at which point we'll be
> able to drop the flag again.
>
> Fixes: 893f133a040b ("clk: samsung: gs101: add support for cmu_peric0")
> Signed-off-by: Andr=C3=A9 Draszik <andre.draszik@linaro.org>
> ---

Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>

>  drivers/clk/samsung/clk-gs101.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/clk/samsung/clk-gs101.c b/drivers/clk/samsung/clk-gs=
101.c
> index 4a0520e825b6..61bb0dcf84ee 100644
> --- a/drivers/clk/samsung/clk-gs101.c
> +++ b/drivers/clk/samsung/clk-gs101.c
> @@ -2848,7 +2848,7 @@ static const struct samsung_gate_clock peric0_gate_=
clks[] __initconst =3D {
>         GATE(CLK_GOUT_PERIC0_GPIO_PERIC0_PCLK,
>              "gout_peric0_gpio_peric0_pclk", "mout_peric0_bus_user",
>              CLK_CON_GAT_GOUT_BLK_PERIC0_UID_GPIO_PERIC0_IPCLKPORT_PCLK,
> -            21, 0, 0),
> +            21, CLK_IGNORE_UNUSED, 0),
>         /* Disabling this clock makes the system hang. Mark the clock as =
critical. */
>         GATE(CLK_GOUT_PERIC0_LHM_AXI_P_PERIC0_I_CLK,
>              "gout_peric0_lhm_axi_p_peric0_i_clk", "mout_peric0_bus_user"=
,
> --
> 2.43.0.429.g432eaa2c6b-goog
>