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phy: mediatek: xsphy: Simplify with scoped for each OF child loop

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Use scoped for_each_child_of_node_scoped() when iterating over device
nodes to make code a bit simpler.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240826-phy-of-node-scope-v1-6-5b4d82582644@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Krzysztof Kozlowski 2024-08-26 12:07:22 +02:00 committed by Vinod Koul
parent d271441677
commit 77df35acd1
1 changed files with 9 additions and 18 deletions
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27
drivers/phy/mediatek/phy-mtk-xsphy.c
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@ -432,12 +432,11 @@ static int mtk_xsphy_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
struct device_node *child_np;
struct phy_provider *provider;
struct resource *glb_res;
struct mtk_xsphy *xsphy;
struct resource res;
int port, retval;
int port;
xsphy = devm_kzalloc(dev, sizeof(*xsphy), GFP_KERNEL);
if (!xsphy)
@ -471,37 +470,34 @@ static int mtk_xsphy_probe(struct platform_device *pdev)
device_property_read_u32(dev, "mediatek,src-coef", &xsphy->src_coef);
port = 0;
for_each_child_of_node(np, child_np) {
for_each_child_of_node_scoped(np, child_np) {
struct xsphy_instance *inst;
struct phy *phy;
int retval;
inst = devm_kzalloc(dev, sizeof(*inst), GFP_KERNEL);
if (!inst) {
retval = -ENOMEM;
goto put_child;
}
if (!inst)
return -ENOMEM;
xsphy->phys[port] = inst;
phy = devm_phy_create(dev, child_np, &mtk_xsphy_ops);
if (IS_ERR(phy)) {
dev_err(dev, "failed to create phy\n");
retval = PTR_ERR(phy);
goto put_child;
return PTR_ERR(phy);
}
retval = of_address_to_resource(child_np, 0, &res);
if (retval) {
dev_err(dev, "failed to get address resource(id-%d)\n",
port);
goto put_child;
return retval;
}
inst->port_base = devm_ioremap_resource(&phy->dev, &res);
if (IS_ERR(inst->port_base)) {
dev_err(dev, "failed to remap phy regs\n");
retval = PTR_ERR(inst->port_base);
goto put_child;
return PTR_ERR(inst->port_base);
}
inst->phy = phy;
@ -512,17 +508,12 @@ static int mtk_xsphy_probe(struct platform_device *pdev)
inst->ref_clk = devm_clk_get(&phy->dev, "ref");
if (IS_ERR(inst->ref_clk)) {
dev_err(dev, "failed to get ref_clk(id-%d)\n", port);
retval = PTR_ERR(inst->ref_clk);
goto put_child;
return PTR_ERR(inst->ref_clk);
}
}
provider = devm_of_phy_provider_register(dev, mtk_phy_xlate);
return PTR_ERR_OR_ZERO(provider);
put_child:
of_node_put(child_np);
return retval;
}
static struct platform_driver mtk_xsphy_driver = {