From: Shubhrajyoti Datta Date: Wed, 24 Feb 2021 13:10:39 +0000 (+0530) Subject: staging: clocking-wizard: Remove the hardcoding of the clock outputs X-Git-Tag: v5.15~1315^2~637 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a0d1a3864cad089eef3e0458d1abc31e9e101751;p=platform%2Fkernel%2Flinux-starfive.git staging: clocking-wizard: Remove the hardcoding of the clock outputs The number of output clocks are configurable in the hardware. Currently the driver registers the maximum number of outputs. Fix the same by registering only the outputs that are there. Signed-off-by: Shubhrajyoti Datta Link: https://lore.kernel.org/r/1614172241-17326-8-git-send-email-shubhrajyoti.datta@xilinx.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c b/drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c index fe869ce..3936771 100644 --- a/drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c +++ b/drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c @@ -517,16 +517,15 @@ static int clk_wzrd_probe(struct platform_device *pdev) } /* register div per output */ - for (i = WZRD_NUM_OUTPUTS - 1; i >= 0 ; i--) { + for (i = nr_outputs - 1; i >= 0 ; i--) { const char *clkout_name; - if (of_property_read_string_index(np, "clock-output-names", i, - &clkout_name)) { - dev_err(&pdev->dev, - "clock output name not specified\n"); - ret = -EINVAL; - goto err_rm_int_clks; + clkout_name = kasprintf(GFP_KERNEL, "%s_out%d", dev_name(&pdev->dev), i); + if (!clkout_name) { + ret = -ENOMEM; + goto err_rm_int_clk; } + if (!i) clk_wzrd->clkout[i] = clk_wzrd_register_divf (&pdev->dev, clkout_name, @@ -548,7 +547,7 @@ static int clk_wzrd_probe(struct platform_device *pdev) if (IS_ERR(clk_wzrd->clkout[i])) { int j; - for (j = i + 1; j < WZRD_NUM_OUTPUTS; j++) + for (j = i + 1; j < nr_outputs; j++) clk_unregister(clk_wzrd->clkout[j]); dev_err(&pdev->dev, "unable to register divider clock\n");