diff options
Diffstat (limited to 'drivers/clk/stm32/clk-stm32mp13.c')
| -rw-r--r-- | drivers/clk/stm32/clk-stm32mp13.c | 72 | 
1 files changed, 5 insertions, 67 deletions
| diff --git a/drivers/clk/stm32/clk-stm32mp13.c b/drivers/clk/stm32/clk-stm32mp13.c index d4ecb3c34a1b..bf81d7491708 100644 --- a/drivers/clk/stm32/clk-stm32mp13.c +++ b/drivers/clk/stm32/clk-stm32mp13.c @@ -1536,77 +1536,16 @@ static const struct of_device_id stm32mp13_match_data[] = {  };  MODULE_DEVICE_TABLE(of, stm32mp13_match_data); -static int stm32mp1_rcc_init(struct device *dev) -{ -	void __iomem *rcc_base; -	int ret = -ENOMEM; - -	rcc_base = of_iomap(dev_of_node(dev), 0); -	if (!rcc_base) { -		dev_err(dev, "%pOFn: unable to map resource", dev_of_node(dev)); -		goto out; -	} - -	ret = stm32_rcc_init(dev, stm32mp13_match_data, rcc_base); -out: -	if (ret) { -		if (rcc_base) -			iounmap(rcc_base); - -		of_node_put(dev_of_node(dev)); -	} - -	return ret; -} - -static int get_clock_deps(struct device *dev) -{ -	static const char * const clock_deps_name[] = { -		"hsi", "hse", "csi", "lsi", "lse", -	}; -	size_t deps_size = sizeof(struct clk *) * ARRAY_SIZE(clock_deps_name); -	struct clk **clk_deps; -	int i; - -	clk_deps = devm_kzalloc(dev, deps_size, GFP_KERNEL); -	if (!clk_deps) -		return -ENOMEM; - -	for (i = 0; i < ARRAY_SIZE(clock_deps_name); i++) { -		struct clk *clk = of_clk_get_by_name(dev_of_node(dev), -						     clock_deps_name[i]); - -		if (IS_ERR(clk)) { -			if (PTR_ERR(clk) != -EINVAL && PTR_ERR(clk) != -ENOENT) -				return PTR_ERR(clk); -		} else { -			/* Device gets a reference count on the clock */ -			clk_deps[i] = devm_clk_get(dev, __clk_get_name(clk)); -			clk_put(clk); -		} -	} - -	return 0; -} -  static int stm32mp1_rcc_clocks_probe(struct platform_device *pdev)  {  	struct device *dev = &pdev->dev; -	int ret = get_clock_deps(dev); +	void __iomem *base; -	if (!ret) -		ret = stm32mp1_rcc_init(dev); - -	return ret; -} - -static void stm32mp1_rcc_clocks_remove(struct platform_device *pdev) -{ -	struct device *dev = &pdev->dev; -	struct device_node *child, *np = dev_of_node(dev); +	base = devm_platform_ioremap_resource(pdev, 0); +	if (WARN_ON(IS_ERR(base))) +		return PTR_ERR(base); -	for_each_available_child_of_node(np, child) -		of_clk_del_provider(child); +	return stm32_rcc_init(dev, stm32mp13_match_data, base);  }  static struct platform_driver stm32mp13_rcc_clocks_driver = { @@ -1615,7 +1554,6 @@ static struct platform_driver stm32mp13_rcc_clocks_driver = {  		.of_match_table = stm32mp13_match_data,  	},  	.probe = stm32mp1_rcc_clocks_probe, -	.remove_new = stm32mp1_rcc_clocks_remove,  };  static int __init stm32mp13_clocks_init(void) | 
