Re: [PATCH v1 2/5] clk: tegra: Bump SCLK clock rate to 216MHz on Tegra20
From: Peter De Schrijver
Date: Tue Sep 26 2017 - 06:04:05 EST
On Tue, Sep 26, 2017 at 02:22:03AM +0300, Dmitry Osipenko wrote:
> AHB DMA is a running on 1/2 of SCLK rate, APB on 1/4. Increasing SCLK rate
> results in an increased DMA transfer rate.
>
> Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
Acked-By: Peter De Schrijver <pdeschrijver@xxxxxxxxxx>
> ---
> drivers/clk/tegra/clk-tegra20.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c
> index e76c0d292ca7..c511716093e2 100644
> --- a/drivers/clk/tegra/clk-tegra20.c
> +++ b/drivers/clk/tegra/clk-tegra20.c
> @@ -1031,7 +1031,7 @@ static struct tegra_clk_init_table init_table[] __initdata = {
> { TEGRA20_CLK_PLL_P_OUT3, TEGRA20_CLK_CLK_MAX, 72000000, 1 },
> { TEGRA20_CLK_PLL_P_OUT4, TEGRA20_CLK_CLK_MAX, 24000000, 1 },
> { TEGRA20_CLK_PLL_C, TEGRA20_CLK_CLK_MAX, 600000000, 1 },
> - { TEGRA20_CLK_PLL_C_OUT1, TEGRA20_CLK_CLK_MAX, 120000000, 1 },
> + { TEGRA20_CLK_PLL_C_OUT1, TEGRA20_CLK_CLK_MAX, 216000000, 1 },
> { TEGRA20_CLK_SCLK, TEGRA20_CLK_PLL_C_OUT1, 0, 1 },
> { TEGRA20_CLK_HCLK, TEGRA20_CLK_CLK_MAX, 0, 1 },
> { TEGRA20_CLK_PCLK, TEGRA20_CLK_CLK_MAX, 60000000, 1 },
> --
> 2.14.1
>