linux-kernel - Re: [PATCH 9/9] clk: imx: add imx7ulp clk driver

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Date:   Mon, 19 Jun 2017 19:01:19 -0700
From:   Stephen Boyd <sboyd@...eaurora.org>
To:     Dong Aisheng <aisheng.dong@....com>
Cc:     linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, mturquette@...libre.com,
        shawnguo@...nel.org, Anson.Huang@....com, ping.bai@....com
Subject: Re: [PATCH 9/9] clk: imx: add imx7ulp clk driver

On 05/15, Dong Aisheng wrote:
> +
> +	clks[IMX7ULP_CLK_VIU]		= imx_clk_gate("viu",	"nic1_clk",	base + 0xA0, 30);
> +	clks[IMX7ULP_CLK_PCTLC]		= imx_clk_gate("pctlc", "nic1_bus_clk", base + 0xB8, 30);
> +	clks[IMX7ULP_CLK_PCTLD]		= imx_clk_gate("pctld", "nic1_bus_clk", base + 0xBC, 30);
> +	clks[IMX7ULP_CLK_PCTLE]		= imx_clk_gate("pctle", "nic1_bus_clk", base + 0xc0, 30);
> +	clks[IMX7ULP_CLK_PCTLF]		= imx_clk_gate("pctlf", "nic1_bus_clk", base + 0xc4, 30);
> +
> +	clks[IMX7ULP_CLK_GPU3D]		= imx_clk_composite("gpu3d",   periph_plat_sels, ARRAY_SIZE(periph_plat_sels), true, false, true, base + 0x140);
> +	clks[IMX7ULP_CLK_GPU2D]		= imx_clk_composite("gpu2d",   periph_plat_sels, ARRAY_SIZE(periph_plat_sels), true, false, true, base + 0x144);
> +
> +	imx_check_clocks(clks, ARRAY_SIZE(clks));
> +
> +	clk_data.clks = clks;
> +	clk_data.clk_num = ARRAY_SIZE(clks);
> +	of_clk_add_provider(scg_node, of_clk_src_onecell_get, &clk_data);

Please use of_clk_add_hw_provider() instead, and the associated
clk_hw registration APIs.

> +
> +	pr_info("i.MX7ULP clock tree init done.\n");

pr_debug?

> +}
> +
> +CLK_OF_DECLARE(imx7ulp, "fsl,imx7ulp-clock", imx7ulp_clocks_init);
> 

Any reason why it can't be a platform driver? If not, please add
some comment explaining why.

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