linux-kernel - Re: [PATCH v2 4/9] clk: rockchip: add new clock type and controller for rk3036

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Message-ID: <20150922224125.GK23081@codeaurora.org>
Date:	Tue, 22 Sep 2015 15:41:25 -0700
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	Xing Zheng <zhengxing@...k-chips.com>
Cc:	heiko@...ech.de, linux-rockchip@...ts.infradead.org,
	Michael Turquette <mturquette@...libre.com>,
	linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 4/9] clk: rockchip: add new clock type and controller
 for rk3036

On 09/17, Xing Zheng wrote:
> +
> +static void rockchip_rk3036_pll_init(struct clk_hw *hw)

init ops are "discouraged". Could we do this through assigned
rates instead?

> +{
> +	struct rockchip_clk_pll *pll = to_rockchip_clk_pll(hw);
> +	const struct rockchip_pll_rate_table *rate;
> +	unsigned int fbdiv, postdiv1, refdiv, postdiv2, dsmpd, frac;
> +	unsigned long drate;
> +	u32 pllcon;
> +
> +	if (!(pll->flags & ROCKCHIP_PLL_SYNC_RATE))
> +		return;

I don't understand what this one does though. This check isn't in
the set rate ops.

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