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| author | Jaedon Shin <jaedon.shin@gmail.com> | 2018-06-08 15:10:15 +0900 |
|---|---|---|
| committer | Kishon Vijay Abraham I <kishon@ti.com> | 2018-06-29 12:00:22 +0530 |
| commit | d70262ea0e36af4f7812e67108baa818592cde8f (patch) | |
| tree | f0a6293d53f5cd3cd84e2fe64693a4b5e3d17b6d | |
| parent | ce397d215ccd07b8ae3f71db689aedb85d56ab40 (diff) | |
| download | linux-d70262ea0e36af4f7812e67108baa818592cde8f.tar.bz2 | |
phy: phy-brcm-usb-init: Fix power down USB 3.0 PHY when XHCI reenabled
Unset is required to enable USB 3.0 PHY when XHCI reenabled in response
to setting PHY3_IDDQ_OVERRIDE in uninit().
Fixes: cd6f769fdea7 ("phy: phy-brcm-usb-init: Power down USB 3.0 PHY when XHCI disabled")
Signed-off-by: Jaedon Shin <jaedon.shin@gmail.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
| -rw-r--r-- | drivers/phy/broadcom/phy-brcm-usb-init.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/phy/broadcom/phy-brcm-usb-init.c b/drivers/phy/broadcom/phy-brcm-usb-init.c index 1b7febc43da9..29d2c3b1913a 100644 --- a/drivers/phy/broadcom/phy-brcm-usb-init.c +++ b/drivers/phy/broadcom/phy-brcm-usb-init.c @@ -962,6 +962,10 @@ void brcm_usb_init_xhci(struct brcm_usb_init_params *params) { void __iomem *ctrl = params->ctrl_regs; + USB_CTRL_UNSET(ctrl, USB30_PCTL, PHY3_IDDQ_OVERRIDE); + /* 1 millisecond - for USB clocks to settle down */ + usleep_range(1000, 2000); + if (BRCM_ID(params->family_id) == 0x7366) { /* * The PHY3_SOFT_RESETB bits default to the wrong state. |