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Subject: Re: [PATCH] clk: meson: meson8b: set audio output clock hierarchy
To:     Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
        linux-amlogic@lists.infradead.org, jbrunet@baylibre.com
Cc:     linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org, sboyd@kernel.org,
        mturquette@baylibre.com
References: <20200220204433.67113-1-martin.blumenstingl@googlemail.com>
From:   Neil Armstrong <narmstrong@baylibre.com>
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Organization: Baylibre
Message-ID: <74a8613c-ba30-5f42-9edd-b5af1d7f330c@baylibre.com>
Date:   Fri, 21 Feb 2020 09:28:09 +0100
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On 20/02/2020 21:44, Martin Blumenstingl wrote:
> The aiu devices peripheral clocks needs the aiu and aiu_glue clocks to
> operate. Reflect this hierarchy in the clock tree.
> 
> Fixes: e31a1900c1ff73 ("meson: clk: Add support for clock gates")
> Suggested-by: Jerome Brunet <jbrunet@baylibre.com>
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
> ---
> This takes Jerome's patch for GXBB and ports it to the Meson8* SoCs.
> Hence the Suggested-by.
> 
> 
>  drivers/clk/meson/meson8b.c | 21 +++++++++++++--------
>  1 file changed, 13 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c
> index 9fd31f23b2a9..34a70c4b4899 100644
> --- a/drivers/clk/meson/meson8b.c
> +++ b/drivers/clk/meson/meson8b.c
> @@ -2605,14 +2605,6 @@ static MESON_GATE(meson8b_spi, HHI_GCLK_MPEG0, 30);
>  static MESON_GATE(meson8b_i2s_spdif, HHI_GCLK_MPEG1, 2);
>  static MESON_GATE(meson8b_eth, HHI_GCLK_MPEG1, 3);
>  static MESON_GATE(meson8b_demux, HHI_GCLK_MPEG1, 4);
> -static MESON_GATE(meson8b_aiu_glue, HHI_GCLK_MPEG1, 6);
> -static MESON_GATE(meson8b_iec958, HHI_GCLK_MPEG1, 7);
> -static MESON_GATE(meson8b_i2s_out, HHI_GCLK_MPEG1, 8);
> -static MESON_GATE(meson8b_amclk, HHI_GCLK_MPEG1, 9);
> -static MESON_GATE(meson8b_aififo2, HHI_GCLK_MPEG1, 10);
> -static MESON_GATE(meson8b_mixer, HHI_GCLK_MPEG1, 11);
> -static MESON_GATE(meson8b_mixer_iface, HHI_GCLK_MPEG1, 12);
> -static MESON_GATE(meson8b_adc, HHI_GCLK_MPEG1, 13);
>  static MESON_GATE(meson8b_blkmv, HHI_GCLK_MPEG1, 14);
>  static MESON_GATE(meson8b_aiu, HHI_GCLK_MPEG1, 15);
>  static MESON_GATE(meson8b_uart1, HHI_GCLK_MPEG1, 16);
> @@ -2659,6 +2651,19 @@ static MESON_GATE(meson8b_vclk2_vencl, HHI_GCLK_OTHER, 25);
>  static MESON_GATE(meson8b_vclk2_other, HHI_GCLK_OTHER, 26);
>  static MESON_GATE(meson8b_edp, HHI_GCLK_OTHER, 31);
>  
> +/* AIU gates */
> +#define MESON_AIU_GLUE_GATE(_name, _reg, _bit) \
> +	MESON_PCLK(_name, _reg, _bit, &meson8b_aiu_glue.hw)
> +
> +static MESON_PCLK(meson8b_aiu_glue, HHI_GCLK_MPEG1, 6, &meson8b_aiu.hw);
> +static MESON_AIU_GLUE_GATE(meson8b_iec958, HHI_GCLK_MPEG1, 7);
> +static MESON_AIU_GLUE_GATE(meson8b_i2s_out, HHI_GCLK_MPEG1, 8);
> +static MESON_AIU_GLUE_GATE(meson8b_amclk, HHI_GCLK_MPEG1, 9);
> +static MESON_AIU_GLUE_GATE(meson8b_aififo2, HHI_GCLK_MPEG1, 10);
> +static MESON_AIU_GLUE_GATE(meson8b_mixer, HHI_GCLK_MPEG1, 11);
> +static MESON_AIU_GLUE_GATE(meson8b_mixer_iface, HHI_GCLK_MPEG1, 12);
> +static MESON_AIU_GLUE_GATE(meson8b_adc, HHI_GCLK_MPEG1, 13);
> +
>  /* Always On (AO) domain gates */
>  
>  static MESON_GATE(meson8b_ao_media_cpu, HHI_GCLK_AO, 0);
> 

Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>