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path: root/drivers/phy/renesas/phy-rcar-gen2.c
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Diffstat (limited to 'drivers/phy/renesas/phy-rcar-gen2.c')
-rw-r--r--drivers/phy/renesas/phy-rcar-gen2.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/phy/renesas/phy-rcar-gen2.c b/drivers/phy/renesas/phy-rcar-gen2.c
index 2926e4937301..2e279ac0fa4d 100644
--- a/drivers/phy/renesas/phy-rcar-gen2.c
+++ b/drivers/phy/renesas/phy-rcar-gen2.c
@@ -71,6 +71,7 @@ struct rcar_gen2_phy_driver {
struct rcar_gen2_phy_data {
const struct phy_ops *gen2_phy_ops;
const u32 (*select_value)[PHYS_PER_CHANNEL];
+ const u32 num_channels;
};
static int rcar_gen2_phy_init(struct phy *p)
@@ -271,11 +272,13 @@ static const u32 usb20_select_value[][PHYS_PER_CHANNEL] = {
static const struct rcar_gen2_phy_data rcar_gen2_usb_phy_data = {
.gen2_phy_ops = &rcar_gen2_phy_ops,
.select_value = pci_select_value,
+ .num_channels = ARRAY_SIZE(pci_select_value),
};
static const struct rcar_gen2_phy_data rz_g1c_usb_phy_data = {
.gen2_phy_ops = &rz_g1c_phy_ops,
.select_value = usb20_select_value,
+ .num_channels = ARRAY_SIZE(usb20_select_value),
};
static const struct of_device_id rcar_gen2_phy_match_table[] = {
@@ -389,7 +392,7 @@ static int rcar_gen2_phy_probe(struct platform_device *pdev)
channel->selected_phy = -1;
error = of_property_read_u32(np, "reg", &channel_num);
- if (error || channel_num > 2) {
+ if (error || channel_num >= data->num_channels) {
dev_err(dev, "Invalid \"reg\" property\n");
of_node_put(np);
return error;