linux-kernel - Re: [PATCH 1/5] ARM: sunxi: Add R8 support

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Date:	Fri, 18 Sep 2015 17:47:44 +0800
From:	Chen-Yu Tsai <wens@...e.org>
To:	Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:	Mike Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	Chen-Yu Tsai <wens@...e.org>,
	Hans de Goede <hdegoede@...hat.com>,
	linux-clk <linux-clk@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [PATCH 1/5] ARM: sunxi: Add R8 support

On Fri, Sep 18, 2015 at 4:48 PM, Maxime Ripard
<maxime.ripard@...e-electrons.com> wrote:
> The R8 is a new Allwinner SoC based on the A13. While both are very
> similar, there's still a few differences. Introduce a new compatible to
> deal with them.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
> ---
>  arch/arm/mach-sunxi/sunxi.c   | 3 ++-
>  drivers/clk/sunxi/clk-sunxi.c | 1 +
>  2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c
> index 65bab2876343..8583a9ca86bd 100644
> --- a/arch/arm/mach-sunxi/sunxi.c
> +++ b/arch/arm/mach-sunxi/sunxi.c
> @@ -26,10 +26,11 @@ static const char * const sunxi_board_dt_compat[] = {
>         "allwinner,sun4i-a10",
>         "allwinner,sun5i-a10s",
>         "allwinner,sun5i-a13",
> +       "allwinner,sun5i-r8",
>         NULL,
>  };
>
> -DT_MACHINE_START(SUNXI_DT, "Allwinner A1X (Device Tree)")
> +DT_MACHINE_START(SUNXI_DT, "Allwinner sun4i/sun5i Families")

Nit: might want to mention the rename.

>         .dt_compat      = sunxi_board_dt_compat,
>         .init_late      = sunxi_dt_cpufreq_init,
>  MACHINE_END
> diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c
> index 413070d07b3f..9c79af0c03b2 100644
> --- a/drivers/clk/sunxi/clk-sunxi.c
> +++ b/drivers/clk/sunxi/clk-sunxi.c
> @@ -1196,6 +1196,7 @@ static void __init sun5i_init_clocks(struct device_node *node)
>  }
>  CLK_OF_DECLARE(sun5i_a10s_clk_init, "allwinner,sun5i-a10s", sun5i_init_clocks);
>  CLK_OF_DECLARE(sun5i_a13_clk_init, "allwinner,sun5i-a13", sun5i_init_clocks);
> +CLK_OF_DECLARE(sun5i_r8_clk_init, "allwinner,sun5i-r8", sun5i_init_clocks);
>  CLK_OF_DECLARE(sun7i_a20_clk_init, "allwinner,sun7i-a20", sun5i_init_clocks);
>
>  static const char *sun6i_critical_clocks[] __initdata = {
> --
> 2.5.1
>

What about Documentation/devicetree/bindings/arm/sunxi.txt and
Documentation/arm/sunxi/README?


Thanks
ChenYu
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