[PATCH v2 09/13] phy: usb: fix driver to defer on clk_get defer

From: Al Cooper
Date: Fri Nov 15 2019 - 13:43:56 EST


Handle defer on clk_get because the new SCMI clock driver comes
up after this driver.

Signed-off-by: Al Cooper <alcooperx@xxxxxxxxx>
---
drivers/phy/broadcom/phy-brcm-usb.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/phy/broadcom/phy-brcm-usb.c b/drivers/phy/broadcom/phy-brcm-usb.c
index 5f7bfa09494d..c82d7ec15334 100644
--- a/drivers/phy/broadcom/phy-brcm-usb.c
+++ b/drivers/phy/broadcom/phy-brcm-usb.c
@@ -341,6 +341,8 @@ static int brcm_usb_phy_dvr_init(struct platform_device *pdev,

priv->usb_20_clk = of_clk_get_by_name(dn, "sw_usb");
if (IS_ERR(priv->usb_20_clk)) {
+ if (PTR_ERR(priv->usb_20_clk) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
dev_info(dev, "Clock not found in Device Tree\n");
priv->usb_20_clk = NULL;
}
@@ -371,6 +373,8 @@ static int brcm_usb_phy_dvr_init(struct platform_device *pdev,

priv->usb_30_clk = of_clk_get_by_name(dn, "sw_usb3");
if (IS_ERR(priv->usb_30_clk)) {
+ if (PTR_ERR(priv->usb_30_clk) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
dev_info(dev,
"USB3.0 clock not found in Device Tree\n");
priv->usb_30_clk = NULL;
@@ -382,6 +386,8 @@ static int brcm_usb_phy_dvr_init(struct platform_device *pdev,

priv->suspend_clk = clk_get(dev, "usb0_freerun");
if (IS_ERR(priv->suspend_clk)) {
+ if (PTR_ERR(priv->suspend_clk) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
dev_err(dev, "Suspend Clock not found in Device Tree\n");
priv->suspend_clk = NULL;
}
--
2.17.1