[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <1jh8836w49.fsf@starbuckisacylon.baylibre.com>
Date: Wed, 03 Jul 2019 16:17:10 +0200
From: Jerome Brunet <jbrunet@...libre.com>
To: Neil Armstrong <narmstrong@...libre.com>, khilman@...libre.com
Cc: linux-arm-kernel@...ts.infradead.org,
linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-clk@...r.kernel.org, martin.blumenstingl@...glemail.com,
linux-gpio@...r.kernel.org,
Neil Armstrong <narmstrong@...libre.com>
Subject: Re: [RFC/RFT v3 04/14] clk: meson: eeclk: add setup callback
On Mon 01 Jul 2019 at 11:12, Neil Armstrong <narmstrong@...libre.com> wrote:
> Add a setup() callback in the eeclk structure, to call an optional
> call() function at end of eeclk probe to setup clocks.
>
> It's used for the G12A clock controller to setup the CPU clock
> notifiers.
I'd prefer if you implement the probe function in the related controller
have this probe function call meson_eeclkc_probe() for the common part
In your case, I suppose it means implementing the g12a controller probe
to deal with the notifiers
>
> Signed-off-by: Neil Armstrong <narmstrong@...libre.com>
> ---
> drivers/clk/meson/meson-eeclk.c | 6 ++++++
> drivers/clk/meson/meson-eeclk.h | 1 +
> 2 files changed, 7 insertions(+)
>
> diff --git a/drivers/clk/meson/meson-eeclk.c b/drivers/clk/meson/meson-eeclk.c
> index 6ba2094be257..81fd2abcd173 100644
> --- a/drivers/clk/meson/meson-eeclk.c
> +++ b/drivers/clk/meson/meson-eeclk.c
> @@ -61,6 +61,12 @@ int meson_eeclkc_probe(struct platform_device *pdev)
> }
> }
>
> + if (data->setup) {
> + ret = data->setup(pdev);
> + if (ret)
> + return ret;
> + }
> +
> return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
> data->hw_onecell_data);
> }
> diff --git a/drivers/clk/meson/meson-eeclk.h b/drivers/clk/meson/meson-eeclk.h
> index 9ab5d6fa7ccb..7fdf424f71a6 100644
> --- a/drivers/clk/meson/meson-eeclk.h
> +++ b/drivers/clk/meson/meson-eeclk.h
> @@ -20,6 +20,7 @@ struct meson_eeclkc_data {
> const struct reg_sequence *init_regs;
> unsigned int init_count;
> struct clk_hw_onecell_data *hw_onecell_data;
> + int (*setup)(struct platform_device *pdev);
> };
>
> int meson_eeclkc_probe(struct platform_device *pdev);
> --
> 2.21.0
Powered by blists - more mailing lists