On 23/01/18 09:22, Peter De Schrijver wrote:
> This clock is needed by the memory built-in self test work around.
>
> Signed-off-by: Peter De Schrijver <pdeschrijver@xxxxxxxxxx>
> ---
> drivers/clk/tegra/clk-tegra210.c | 14 ++++++++++++++
> include/dt-bindings/clock/tegra210-car.h | 2 +-
> 2 files changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c
> index 9e62608..f790c2d 100644
> --- a/drivers/clk/tegra/clk-tegra210.c
> +++ b/drivers/clk/tegra/clk-tegra210.c
> @@ -41,6 +41,7 @@
> #define CLK_SOURCE_CSITE 0x1d4
> #define CLK_SOURCE_EMC 0x19c
> #define CLK_SOURCE_SOR1 0x410
> +#define CLK_SOURCE_LA 0x1f8
>
> #define PLLC_BASE 0x80
> #define PLLC_OUT 0x84
> @@ -2654,6 +2655,13 @@ static int tegra210_init_pllu(void)
> sor1_parents_idx, 0, &sor1_lock),
> };
>
> +static const char * const la_parents[] = {
> + "pll_p", "pll_c2", "pll_c", "pll_c3", "pll_re_out1", "pll_a1", "clk_m", "pll_c4_out0"
> +};
> +
I was comparing this with downstream and it appears that the parents are
listed as "pll_p", "pll_c", "pll_m", "clk_m". Can you double check the
above is correct?
Otherwise ...
> +static struct tegra_clk_periph tegra210_la =
> + TEGRA_CLK_PERIPH(29, 7, 9, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP, 76, 0, NULL, 0);
> +
> static __init void tegra210_periph_clk_init(void __iomem *clk_base,
> void __iomem *pmc_base)
> {
> @@ -2700,6 +2708,12 @@ static __init void tegra210_periph_clk_init(void __iomem *clk_base,
> periph_clk_enb_refcnt);
> clks[TEGRA210_CLK_DSIB] = clk;
>
> + /* la */
> + clk = tegra_clk_register_periph("la", la_parents,
> + ARRAY_SIZE(la_parents), &tegra210_la, clk_base,
> + CLK_SOURCE_LA, 0);
> + clks[TEGRA210_CLK_LA] = clk;
> +
> /* emc mux */
> clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
> ARRAY_SIZE(mux_pllmcp_clkm), 0,
> diff --git a/include/dt-bindings/clock/tegra210-car.h b/include/dt-bindings/clock/tegra210-car.h
> index 6422314..6b77e72 100644
> --- a/include/dt-bindings/clock/tegra210-car.h
> +++ b/include/dt-bindings/clock/tegra210-car.h
> @@ -95,7 +95,7 @@
> #define TEGRA210_CLK_CSITE 73
> /* 74 */
> /* 75 */
> -/* 76 */
> +#define TEGRA210_CLK_LA 76
> /* 77 */
> #define TEGRA210_CLK_SOC_THERM 78
> #define TEGRA210_CLK_DTV 79
Acked-by: Jon Hunter <jonathanh@xxxxxxxxxx>
Cheers
Jon
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nvpublic
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