linux-kernel - Re: [PATCH] clk: ux500: ape[ate|trace]clk are scaleable

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Date:	Mon, 20 Apr 2015 16:11:07 +0200
From:	Ulf Hansson <ulf.hansson@...aro.org>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Mike Turquette <mturquette@...aro.org>,
	Stephen Boyd <sboyd@...eaurora.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] clk: ux500: ape[ate|trace]clk are scaleable

On 20 April 2015 at 15:06, Linus Walleij <linus.walleij@...aro.org> wrote:
> The APEATCLK and APETRACECLK are actually scaleable so register
> them as scaleable clocks.
>
> Cc: Ulf Hansson <ulf.hansson@...aro.org>
> Signed-off-by: Linus Walleij <linus.walleij@...aro.org>

Acked-by: Ulf Hansson <ulf.hansson@...aro.org>

Kind regards
Uffe

> ---
>  drivers/clk/ux500/u8500_clk.c    | 7 ++++---
>  drivers/clk/ux500/u8500_of_clk.c | 4 ++--
>  2 files changed, 6 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/clk/ux500/u8500_clk.c b/drivers/clk/ux500/u8500_clk.c
> index 80069c370a47..4626b97b7d83 100644
> --- a/drivers/clk/ux500/u8500_clk.c
> +++ b/drivers/clk/ux500/u8500_clk.c
> @@ -116,11 +116,12 @@ void u8500_clk_init(u32 clkrst1_base, u32 clkrst2_base, u32 clkrst3_base,
>         clk_register_clkdev(clk, NULL, "hdmi");
>         clk_register_clkdev(clk, "hdmi", "mcde");
>
> -       clk = clk_reg_prcmu_gate("apeatclk", NULL, PRCMU_APEATCLK, CLK_IS_ROOT);
> +       clk = clk_reg_prcmu_scalable("apeatclk", NULL, PRCMU_APEATCLK, 0,
> +                                    CLK_IS_ROOT|CLK_SET_RATE_GATE);
>         clk_register_clkdev(clk, NULL, "apeat");
>
> -       clk = clk_reg_prcmu_gate("apetraceclk", NULL, PRCMU_APETRACECLK,
> -                               CLK_IS_ROOT);
> +       clk = clk_reg_prcmu_scalable("apetraceclk", NULL, PRCMU_APETRACECLK, 0,
> +                               CLK_IS_ROOT|CLK_SET_RATE_GATE);
>         clk_register_clkdev(clk, NULL, "apetrace");
>
>         clk = clk_reg_prcmu_gate("mcdeclk", NULL, PRCMU_MCDECLK, CLK_IS_ROOT);
> diff --git a/drivers/clk/ux500/u8500_of_clk.c b/drivers/clk/ux500/u8500_of_clk.c
> index 7b55ef89baa5..e319ef912dc6 100644
> --- a/drivers/clk/ux500/u8500_of_clk.c
> +++ b/drivers/clk/ux500/u8500_of_clk.c
> @@ -166,8 +166,8 @@ void u8500_of_clk_init(u32 clkrst1_base, u32 clkrst2_base, u32 clkrst3_base,
>         clk = clk_reg_prcmu_gate("apeatclk", NULL, PRCMU_APEATCLK, CLK_IS_ROOT);
>         prcmu_clk[PRCMU_APEATCLK] = clk;
>
> -       clk = clk_reg_prcmu_gate("apetraceclk", NULL, PRCMU_APETRACECLK,
> -                               CLK_IS_ROOT);
> +       clk = clk_reg_prcmu_scalable("apetraceclk", NULL, PRCMU_APETRACECLK, 0,
> +                               CLK_IS_ROOT|CLK_SET_RATE_GATE);
>         prcmu_clk[PRCMU_APETRACECLK] = clk;
>
>         clk = clk_reg_prcmu_gate("mcdeclk", NULL, PRCMU_MCDECLK, CLK_IS_ROOT);
> --
> 1.9.3
>
--
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