Re: [PATCH v2 07/20] clk: npcm8xx: add clock controller

From: Stephen Boyd
Date: Thu Jun 09 2022 - 18:14:41 EST


Quoting Tomer Maimon (2022-06-08 02:56:10)
> diff --git a/drivers/clk/clk-npcm8xx.c b/drivers/clk/clk-npcm8xx.c
> new file mode 100644
> index 000000000000..40340c3611b5
> --- /dev/null
> +++ b/drivers/clk/clk-npcm8xx.c
> @@ -0,0 +1,756 @@
[...]
> +
> +#define PLLCON_LOKI BIT(31)
> +#define PLLCON_LOKS BIT(30)
> +#define PLLCON_FBDV GENMASK(27, 16)
> +#define PLLCON_OTDV2 GENMASK(15, 13)
> +#define PLLCON_PWDEN BIT(12)
> +#define PLLCON_OTDV1 GENMASK(10, 8)
> +#define PLLCON_INDV GENMASK(5, 0)
> +
> +static unsigned long npcm8xx_clk_pll_recalc_rate(struct clk_hw *hw,
> + unsigned long parent_rate)
> +{
> + struct npcm8xx_clk_pll *pll = to_npcm8xx_clk_pll(hw);
> + unsigned long fbdv, indv, otdv1, otdv2;
> + unsigned int val;
> + u64 ret;
> +
> + if (parent_rate == 0) {
> + pr_debug("%s: parent rate is zero", __func__);

Missing newline.

> + return 0;
> + }
> +
> + val = readl_relaxed(pll->pllcon);
> +
> + indv = FIELD_GET(PLLCON_INDV, val);