Re: [RFC 02/12] clk: qcom: flag for 64 bit CONFIG_CTL

From: Stephen Boyd
Date: Fri Jul 28 2017 - 14:33:31 EST


On 07/27, Abhishek Sahu wrote:
> diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c
> index 47a1da3..e6cde2d 100644
> --- a/drivers/clk/qcom/clk-alpha-pll.c
> +++ b/drivers/clk/qcom/clk-alpha-pll.c
> @@ -118,7 +118,10 @@ void clk_alpha_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
> regmap_write(regmap, off + PLL_L_VAL, config->l);
> regmap_write(regmap, off + PLL_ALPHA_VAL, config->alpha);
> regmap_write(regmap, off + PLL_CONFIG_CTL, config->config_ctl_val);
> - regmap_write(regmap, off + PLL_CONFIG_CTL_U, config->config_ctl_hi_val);
> +
> + if (pll->flags & SUPPORTS_64BIT_CONFIG_CTL)
> + regmap_write(regmap, off + PLL_CONFIG_CTL_U,
> + config->config_ctl_hi_val);

Is there a hole there? I mean a RAZ/WI register so we can just
keep writing it and not care?

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