linux-kernel - Re: [PATCH v5 09/15] clk: sunxi-ng: h6: Allow I2S to change parent rate

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Message-ID: <CAEKpxB=9NNoZgZoY_GpcEuDYoMUGzb+ATgZOSM64qy9tirC_MQ@mail.gmail.com>
Date:   Wed, 21 Aug 2019 11:19:05 +0200
From:   Code Kipper <codekipper@...il.com>
To:     Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>
Cc:     linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Linux-ALSA <alsa-devel@...a-project.org>,
        "Andrea Venturi (pers)" <be17068@...rbole.bo.it>,
        Jernej Skrabec <jernej.skrabec@...l.net>
Subject: Re: [PATCH v5 09/15] clk: sunxi-ng: h6: Allow I2S to change parent rate

On Wed, 14 Aug 2019 at 08:09, <codekipper@...il.com> wrote:
>
> From: Jernej Skrabec <jernej.skrabec@...l.net>
>
> I2S doesn't work if parent rate couldn't be change. Difference between
> wanted and actual rate is too big.
>
> Fix this by adding CLK_SET_RATE_PARENT flag to I2S clocks.
>
> Signed-off-by: Jernej Skrabec <jernej.skrabec@...l.net>

Signed-off-by: Marcus Cooper <codekipper@...il.com>

> ---
>  drivers/clk/sunxi-ng/ccu-sun50i-h6.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-h6.c b/drivers/clk/sunxi-ng/ccu-sun50i-h6.c
> index aebef4af9861..d89353a3cdec 100644
> --- a/drivers/clk/sunxi-ng/ccu-sun50i-h6.c
> +++ b/drivers/clk/sunxi-ng/ccu-sun50i-h6.c
> @@ -505,7 +505,7 @@ static struct ccu_div i2s3_clk = {
>                 .hw.init        = CLK_HW_INIT_PARENTS("i2s3",
>                                                       audio_parents,
>                                                       &ccu_div_ops,
> -                                                     0),
> +                                                     CLK_SET_RATE_PARENT),
>         },
>  };
>
> @@ -518,7 +518,7 @@ static struct ccu_div i2s0_clk = {
>                 .hw.init        = CLK_HW_INIT_PARENTS("i2s0",
>                                                       audio_parents,
>                                                       &ccu_div_ops,
> -                                                     0),
> +                                                     CLK_SET_RATE_PARENT),
>         },
>  };
>
> @@ -531,7 +531,7 @@ static struct ccu_div i2s1_clk = {
>                 .hw.init        = CLK_HW_INIT_PARENTS("i2s1",
>                                                       audio_parents,
>                                                       &ccu_div_ops,
> -                                                     0),
> +                                                     CLK_SET_RATE_PARENT),
>         },
>  };
>
> @@ -544,7 +544,7 @@ static struct ccu_div i2s2_clk = {
>                 .hw.init        = CLK_HW_INIT_PARENTS("i2s2",
>                                                       audio_parents,
>                                                       &ccu_div_ops,
> -                                                     0),
> +                                                     CLK_SET_RATE_PARENT),
>         },
>  };
>
> --
> 2.22.0
>