diff options
Diffstat (limited to 'drivers/clk/sprd/common.c')
| -rw-r--r-- | drivers/clk/sprd/common.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/clk/sprd/common.c b/drivers/clk/sprd/common.c index c0af4779892b..ce81e4087a8f 100644 --- a/drivers/clk/sprd/common.c +++ b/drivers/clk/sprd/common.c @@ -40,7 +40,8 @@ int sprd_clk_regmap_init(struct platform_device *pdev, const struct sprd_clk_desc *desc) { void __iomem *base; - struct device_node *node = pdev->dev.of_node; + struct device *dev = &pdev->dev; + struct device_node *node = dev->of_node, *np; struct regmap *regmap; if (of_find_property(node, "sprd,syscon", NULL)) { @@ -49,6 +50,14 @@ int sprd_clk_regmap_init(struct platform_device *pdev, pr_err("%s: failed to get syscon regmap\n", __func__); return PTR_ERR(regmap); } + } else if (of_device_is_compatible(np = of_get_parent(node), "syscon") || + (of_node_put(np), 0)) { + regmap = device_node_to_regmap(np); + of_node_put(np); + if (IS_ERR(regmap)) { + dev_err(dev, "failed to get regmap from its parent.\n"); + return PTR_ERR(regmap); + } } else { base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) |