From: Jisheng Zhang <jszhang@marvell.com>
To: <Peter.Chen@nxp.com>, <gregkh@linuxfoundation.org>
Cc: <linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
Jisheng Zhang <jszhang@marvell.com>
Subject: [PATCH] usb: chipidea: support generic phy in PM code path
Date: Fri, 19 Aug 2016 20:10:13 +0800 [thread overview]
Message-ID: <20160819121013.760-1-jszhang@marvell.com> (raw)
Support generic phy in PM code path: call phy_power_off/phy_power_on
in ci_controller_suspend/ci_controller_resume.
Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
---
drivers/usb/chipidea/core.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index ae12595..ef9fb0b 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -1116,6 +1116,7 @@ static void ci_controller_suspend(struct ci_hdrc *ci)
usleep_range(ci->platdata->phy_clkgate_delay_us,
ci->platdata->phy_clkgate_delay_us + 50);
usb_phy_set_suspend(ci->usb_phy, 1);
+ phy_power_off(ci->phy);
ci->in_lpm = true;
enable_irq(ci->irq);
}
@@ -1132,9 +1133,10 @@ static int ci_controller_resume(struct device *dev)
}
ci_hdrc_enter_lpm(ci, false);
- if (ci->usb_phy) {
+ if (ci->usb_phy || ci->phy) {
usb_phy_set_suspend(ci->usb_phy, 0);
usb_phy_set_wakeup(ci->usb_phy, false);
+ phy_power_on(ci->phy);
hw_wait_phy_stable();
}
--
2.9.3
next reply other threads:[~2016-08-19 12:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-19 12:10 Jisheng Zhang [this message]
2016-08-22 5:33 ` [PATCH] usb: chipidea: support generic phy in PM code path Peter Chen
2016-08-22 6:39 ` Jisheng Zhang
2016-08-22 7:29 ` Peter Chen
2016-08-22 8:14 ` Jisheng Zhang
2016-08-22 8:23 ` Kishon Vijay Abraham I
2016-08-22 8:29 ` Jisheng Zhang
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