diff options
| -rw-r--r-- | drivers/clk/socfpga/clk-s10.c | 39 |
1 files changed, 17 insertions, 22 deletions
diff --git a/drivers/clk/socfpga/clk-s10.c b/drivers/clk/socfpga/clk-s10.c index 3a11c382a663..1ffe3f05f2fc 100644 --- a/drivers/clk/socfpga/clk-s10.c +++ b/drivers/clk/socfpga/clk-s10.c @@ -260,46 +260,45 @@ static int s10_clk_register_pll(const struct stratix10_pll_clock *clks, return 0; } -static struct stratix10_clock_data *__socfpga_s10_clk_init(struct device_node *np, +static struct stratix10_clock_data *__socfpga_s10_clk_init(struct platform_device *pdev, int nr_clks) { + struct device_node *np = pdev->dev.of_node; + struct device *dev = &pdev->dev; struct stratix10_clock_data *clk_data; struct clk **clk_table; + struct resource *res; void __iomem *base; - base = of_iomap(np, 0); - if (!base) { + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + base = devm_ioremap_resource(dev, res); + if (IS_ERR(base)) { pr_err("%s: failed to map clock registers\n", __func__); - goto err; + return ERR_CAST(base); } - clk_data = kzalloc(sizeof(*clk_data), GFP_KERNEL); + clk_data = devm_kzalloc(dev, sizeof(*clk_data), GFP_KERNEL); if (!clk_data) - goto err; + return ERR_PTR(-ENOMEM); clk_data->base = base; - clk_table = kcalloc(nr_clks, sizeof(*clk_table), GFP_KERNEL); + clk_table = devm_kcalloc(dev, nr_clks, sizeof(*clk_table), GFP_KERNEL); if (!clk_table) - goto err_data; + return ERR_PTR(-ENOMEM); clk_data->clk_data.clks = clk_table; clk_data->clk_data.clk_num = nr_clks; of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data->clk_data); return clk_data; - -err_data: - kfree(clk_data); -err: - return NULL; } -static int s10_clkmgr_init(struct device_node *np) +static int s10_clkmgr_init(struct platform_device *pdev) { struct stratix10_clock_data *clk_data; - clk_data = __socfpga_s10_clk_init(np, STRATIX10_NUM_CLKS); - if (!clk_data) - return -ENOMEM; + clk_data = __socfpga_s10_clk_init(pdev, STRATIX10_NUM_CLKS); + if (IS_ERR(clk_data)) + return PTR_ERR(clk_data); s10_clk_register_pll(s10_pll_clks, ARRAY_SIZE(s10_pll_clks), clk_data); @@ -317,11 +316,7 @@ static int s10_clkmgr_init(struct device_node *np) static int s10_clkmgr_probe(struct platform_device *pdev) { - struct device_node *np = pdev->dev.of_node; - - s10_clkmgr_init(np); - - return 0; + return s10_clkmgr_init(pdev); } static const struct of_device_id stratix10_clkmgr_match_table[] = { |