linux-kernel - Re: [PATCH] clk: uniphier: Add SCSSI clock gate for each channel

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Date:   Tue, 3 Dec 2019 15:41:22 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
Cc:     Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Masami Hiramatsu <masami.hiramatsu@...aro.org>,
        Jassi Brar <jaswinder.singh@...aro.org>
Subject: Re: [PATCH] clk: uniphier: Add SCSSI clock gate for each channel

On Fri, Nov 29, 2019 at 1:16 PM Kunihiko Hayashi
<hayashi.kunihiko@...ionext.com> wrote:
>
> SCSSI has clock gates for each channel in the SoCs newer than Pro4,
> so this adds missing clock gates for channel 1, 2 and 3. And more, this
> moves MCSSI clock ID after SCSSI.
>
> Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
> ---


Fixes: ff388ee36516 ("clk: uniphier: add clock frequency support for SPI")

Acked-by: Masahiro Yamada <yamada.masahiro@...ionext.com>




>  drivers/clk/uniphier/clk-uniphier-peri.c | 13 ++++++++-----
>  1 file changed, 8 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/clk/uniphier/clk-uniphier-peri.c b/drivers/clk/uniphier/clk-uniphier-peri.c
> index 9caa529..3e32db9 100644
> --- a/drivers/clk/uniphier/clk-uniphier-peri.c
> +++ b/drivers/clk/uniphier/clk-uniphier-peri.c
> @@ -18,8 +18,8 @@
>  #define UNIPHIER_PERI_CLK_FI2C(idx, ch)                                        \
>         UNIPHIER_CLK_GATE("i2c" #ch, (idx), "i2c", 0x24, 24 + (ch))
>
> -#define UNIPHIER_PERI_CLK_SCSSI(idx)                                   \
> -       UNIPHIER_CLK_GATE("scssi", (idx), "spi", 0x20, 17)
> +#define UNIPHIER_PERI_CLK_SCSSI(idx, ch)                               \
> +       UNIPHIER_CLK_GATE("scssi" #ch, (idx), "spi", 0x20, 17 + (ch))
>
>  #define UNIPHIER_PERI_CLK_MCSSI(idx)                                   \
>         UNIPHIER_CLK_GATE("mcssi", (idx), "spi", 0x24, 14)
> @@ -35,7 +35,7 @@ const struct uniphier_clk_data uniphier_ld4_peri_clk_data[] = {
>         UNIPHIER_PERI_CLK_I2C(6, 2),
>         UNIPHIER_PERI_CLK_I2C(7, 3),
>         UNIPHIER_PERI_CLK_I2C(8, 4),
> -       UNIPHIER_PERI_CLK_SCSSI(11),
> +       UNIPHIER_PERI_CLK_SCSSI(11, 0),
>         { /* sentinel */ }
>  };
>
> @@ -51,7 +51,10 @@ const struct uniphier_clk_data uniphier_pro4_peri_clk_data[] = {
>         UNIPHIER_PERI_CLK_FI2C(8, 4),
>         UNIPHIER_PERI_CLK_FI2C(9, 5),
>         UNIPHIER_PERI_CLK_FI2C(10, 6),
> -       UNIPHIER_PERI_CLK_SCSSI(11),
> -       UNIPHIER_PERI_CLK_MCSSI(12),
> +       UNIPHIER_PERI_CLK_SCSSI(11, 0),
> +       UNIPHIER_PERI_CLK_SCSSI(12, 1),
> +       UNIPHIER_PERI_CLK_SCSSI(13, 2),
> +       UNIPHIER_PERI_CLK_SCSSI(14, 3),
> +       UNIPHIER_PERI_CLK_MCSSI(15),
>         { /* sentinel */ }
>  };
> --
> 2.7.4
>

-- 
Best Regards
Masahiro Yamada