Re: [PATCH v3 07/14] clk: qcom: hfpll: register as clock provider
From: Bjorn Andersson
Date: Thu Jul 11 2019 - 11:06:47 EST
On Tue 25 Jun 09:47 PDT 2019, Jorge Ramirez-Ortiz wrote:
> Make the output of the high frequency pll a clock provider.
> On the QCS404 this PLL controls cpu frequency scaling.
>
> Co-developed-by: Niklas Cassel <niklas.cassel@xxxxxxxxxx>
> Signed-off-by: Niklas Cassel <niklas.cassel@xxxxxxxxxx>
> Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@xxxxxxxxxx>
> Acked-by: Stephen Boyd <sboyd@xxxxxxxxxx>
Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> ---
> drivers/clk/qcom/hfpll.c | 10 +++++++++-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/clk/qcom/hfpll.c b/drivers/clk/qcom/hfpll.c
> index 87b7f46d27e0..0ffed0d41c50 100644
> --- a/drivers/clk/qcom/hfpll.c
> +++ b/drivers/clk/qcom/hfpll.c
> @@ -53,6 +53,7 @@ static int qcom_hfpll_probe(struct platform_device *pdev)
> struct regmap *regmap;
> struct clk_hfpll *h;
> struct clk *pclk;
> + int ret;
> struct clk_init_data init = {
> .parent_names = (const char *[]){ "xo" },
> .num_parents = 1,
> @@ -87,7 +88,14 @@ static int qcom_hfpll_probe(struct platform_device *pdev)
> h->clkr.hw.init = &init;
> spin_lock_init(&h->lock);
>
> - return devm_clk_register_regmap(&pdev->dev, &h->clkr);
> + ret = devm_clk_register_regmap(dev, &h->clkr);
> + if (ret) {
> + dev_err(dev, "failed to register regmap clock: %d\n", ret);
> + return ret;
> + }
> +
> + return devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get,
> + &h->clkr.hw);
> }
>
> static struct platform_driver qcom_hfpll_driver = {
> --
> 2.21.0
>