| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | From 89927fe0061aaa69b39e95ed793d2c61903b7895 Mon Sep 17 00:00:00 2001 |
| 2 | From: Al Cooper <alcooperx@gmail.com> |
| 3 | Date: Fri, 3 Jan 2020 13:18:07 -0500 |
| 4 | Subject: [PATCH] phy: usb: fix driver to defer on clk_get defer |
| 5 | |
| 6 | Handle defer on clk_get because the new SCMI clock driver comes |
| 7 | up after this driver. |
| 8 | |
| 9 | Signed-off-by: Al Cooper <alcooperx@gmail.com> |
| 10 | Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> |
| 11 | Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> |
| 12 | --- |
| 13 | drivers/phy/broadcom/phy-brcm-usb.c | 6 ++++++ |
| 14 | 1 file changed, 6 insertions(+) |
| 15 | |
| 16 | --- a/drivers/phy/broadcom/phy-brcm-usb.c |
| 17 | +++ b/drivers/phy/broadcom/phy-brcm-usb.c |
| 18 | @@ -341,6 +341,8 @@ static int brcm_usb_phy_dvr_init(struct |
| 19 | |
| 20 | priv->usb_20_clk = of_clk_get_by_name(dn, "sw_usb"); |
| 21 | if (IS_ERR(priv->usb_20_clk)) { |
| 22 | + if (PTR_ERR(priv->usb_20_clk) == -EPROBE_DEFER) |
| 23 | + return -EPROBE_DEFER; |
| 24 | dev_info(dev, "Clock not found in Device Tree\n"); |
| 25 | priv->usb_20_clk = NULL; |
| 26 | } |
| 27 | @@ -371,6 +373,8 @@ static int brcm_usb_phy_dvr_init(struct |
| 28 | |
| 29 | priv->usb_30_clk = of_clk_get_by_name(dn, "sw_usb3"); |
| 30 | if (IS_ERR(priv->usb_30_clk)) { |
| 31 | + if (PTR_ERR(priv->usb_30_clk) == -EPROBE_DEFER) |
| 32 | + return -EPROBE_DEFER; |
| 33 | dev_info(dev, |
| 34 | "USB3.0 clock not found in Device Tree\n"); |
| 35 | priv->usb_30_clk = NULL; |
| 36 | @@ -382,6 +386,8 @@ static int brcm_usb_phy_dvr_init(struct |
| 37 | |
| 38 | priv->suspend_clk = clk_get(dev, "usb0_freerun"); |
| 39 | if (IS_ERR(priv->suspend_clk)) { |
| 40 | + if (PTR_ERR(priv->suspend_clk) == -EPROBE_DEFER) |
| 41 | + return -EPROBE_DEFER; |
| 42 | dev_err(dev, "Suspend Clock not found in Device Tree\n"); |
| 43 | priv->suspend_clk = NULL; |
| 44 | } |