From: Justin Chen <justinpopo6@xxxxxxxxx>
[ Upstream commit 700c44b508020a3ea29d297c677f8d4ab14b7e6a ]
The logic was incorrect when switching to slow clock. We want the slow
clock if wake_enabled is set.
Fixes: ae532b2b7aa5 ("phy: usb: Add "wake on" functionality for newer Synopsis XHCI controllers")
Signed-off-by: Justin Chen <justinpopo6@xxxxxxxxx>
Acked-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
Link: https://lore.kernel.org/r/1665005418-15807-6-git-send-email-justinpopo6@xxxxxxxxx
Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/phy/broadcom/phy-brcm-usb-init-synopsys.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/phy/broadcom/phy-brcm-usb-init-synopsys.c b/drivers/phy/broadcom/phy-brcm-usb-init-synopsys.c
index d2524b70ea16..b3386e458dd4 100644
--- a/drivers/phy/broadcom/phy-brcm-usb-init-synopsys.c
+++ b/drivers/phy/broadcom/phy-brcm-usb-init-synopsys.c
@@ -331,13 +331,12 @@ static void usb_uninit_common_7216(struct brcm_usb_init_params *params)
pr_debug("%s\n", __func__);
- if (!params->wake_enabled) {
- USB_CTRL_SET(ctrl, USB_PM, USB_PWRDN);
-
+ if (params->wake_enabled) {
/* Switch to using slower clock during suspend to save power */
USB_CTRL_SET(ctrl, USB_PM, XHC_S2_CLK_SWITCH_EN);
- } else {
usb_wake_enable_7216(params, true);
+ } else {
+ USB_CTRL_SET(ctrl, USB_PM, USB_PWRDN);
}
}
--
2.35.1
