linux-kernel - Re: [PATCH v5 2/6] clk: sunxi-ng: Add sun4i/sun7i CCU driver

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Date:   Sun, 9 Jul 2017 22:25:23 +1000
From:   Jonathan Liu <net147@...il.com>
To:     Priit Laes <plaes@...es.org>
Cc:     Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Russell King <linux@...linux.org.uk>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-clk@...r.kernel.org, devicetree <devicetree@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [PATCH v5 2/6] clk: sunxi-ng: Add sun4i/sun7i CCU driver

Hi Priit,

On 5 July 2017 at 06:04, Priit Laes <plaes@...es.org> wrote:
> Introduce a clock controller driver for sun4i A10 and sun7i A20
> series SoCs.
>
> Signed-off-by: Priit Laes <plaes@...es.org>
> ---
>  drivers/clk/sunxi-ng/Kconfig              |   14 +-
>  drivers/clk/sunxi-ng/Makefile             |    1 +-
>  drivers/clk/sunxi-ng/ccu-sun4i-a10.c      | 1448 ++++++++++++++++++++++-
>  drivers/clk/sunxi-ng/ccu-sun4i-a10.h      |   61 +-
>  include/dt-bindings/clock/sun4i-a10-ccu.h |  200 +++-
>  include/dt-bindings/clock/sun7i-a20-ccu.h |   53 +-
>  include/dt-bindings/reset/sun4i-a10-ccu.h |   67 +-
>  7 files changed, 1844 insertions(+)
>  create mode 100644 drivers/clk/sunxi-ng/ccu-sun4i-a10.c
>  create mode 100644 drivers/clk/sunxi-ng/ccu-sun4i-a10.h
>  create mode 100644 include/dt-bindings/clock/sun4i-a10-ccu.h
>  create mode 100644 include/dt-bindings/clock/sun7i-a20-ccu.h
>  create mode 100644 include/dt-bindings/reset/sun4i-a10-ccu.h
>
[snip]
> diff --git a/drivers/clk/sunxi-ng/ccu-sun4i-a10.c b/drivers/clk/sunxi-ng/ccu-sun4i-a10.c
> new file mode 100644
> index 0000000..49052b7
> --- /dev/null
> +++ b/drivers/clk/sunxi-ng/ccu-sun4i-a10.c
[snip]

> +static const char *const hdmi_parents[] = { "pll-video0", "pll-video0-2x",
> +                                           "pll-video1", "pll-video1-2x" };
> +static SUNXI_CCU_M_WITH_MUX_GATE(hdmi_clk, "hdmi", hdmi_parents,
> +                                0x150, 0, 4, 24, 2, BIT(31), 0);

hdmi_parents is in the wrong order. The correct order is "pll-video0",
"pll-video1", "pll-video0-2x", "pll-video1-2x".

Regards,
Jonathan