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From: Thierry Reding <thierry.reding@gmail.com>
To: JC Kuo <jckuo@nvidia.com>
Cc: gregkh@linuxfoundation.org, robh@kernel.org,
	jonathanh@nvidia.com, kishon@ti.com, linux-tegra@vger.kernel.org,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, nkristam@nvidia.com
Subject: Re: [PATCH v3 11/15] phy: tegra: xusb: Tegra210 host mode VBUS control
Date: Mon, 28 Sep 2020 15:42:44 +0200	[thread overview]
Message-ID: <20200928134244.GL3065790@ulmo> (raw)
In-Reply-To: <20200909081041.3190157-12-jckuo@nvidia.com>

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On Wed, Sep 09, 2020 at 04:10:37PM +0800, JC Kuo wrote:
> To support XUSB host controller ELPG, this commit moves VBUS control
> .phy_power_on()/.phy_power_off() to .phy_init()/.phy_exit().
> When XUSB host controller enters ELPG, host driver invokes
> .phy_power_off(), VBUS should remain ON so that USB devices will not
> disconnect. VBUS can be turned OFF when host driver invokes
> .phy_exit() which indicates disabling a USB port.
> 
> Signed-off-by: JC Kuo <jckuo@nvidia.com>
> ---
> v3:
>    new, was a part of "phy: tegra: xusb: Add wake/sleepwalk for Tegra210"
> 
>  drivers/phy/tegra/xusb-tegra210.c | 52 ++++++++++++++++++++++++-------
>  1 file changed, 40 insertions(+), 12 deletions(-)

Acked-by: Thierry Reding <treding@nvidia.com>

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  reply	other threads:[~2020-09-28 13:42 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-09  8:10 [PATCH v3 00/15] Tegra XHCI controller ELPG support JC Kuo
2020-09-09  8:10 ` [PATCH v3 01/15] clk: tegra: Add PLLE HW power sequencer control JC Kuo
2020-09-28 12:51   ` Thierry Reding
2020-09-09  8:10 ` [PATCH v3 02/15] clk: tegra: Don't enable PLLE HW sequencer at init JC Kuo
2020-09-28 12:52   ` Thierry Reding
2020-09-09  8:10 ` [PATCH v3 03/15] phy: tegra: xusb: Move usb3 port init for Tegra210 JC Kuo
2020-09-28 13:03   ` Thierry Reding
2020-09-09  8:10 ` [PATCH v3 04/15] phy: tegra: xusb: tegra210: Do not reset UPHY PLL JC Kuo
2020-09-28 13:06   ` Thierry Reding
2020-10-14  3:21     ` JC Kuo
2020-09-09  8:10 ` [PATCH v3 05/15] phy: tegra: xusb: Rearrange UPHY init on Tegra210 JC Kuo
2020-09-28 13:08   ` Thierry Reding
2020-09-09  8:10 ` [PATCH v3 06/15] phy: tegra: xusb: Add Tegra210 lane_iddq operation JC Kuo
2020-09-28 13:10   ` Thierry Reding
2020-09-09  8:10 ` [PATCH v3 07/15] phy: tegra: xusb: Add sleepwalk and suspend/resume JC Kuo
2020-09-28 13:11   ` Thierry Reding
2020-09-09  8:10 ` [PATCH v3 08/15] soc/tegra: pmc: Provide usb sleepwalk register map JC Kuo
2020-09-28 13:17   ` Thierry Reding
2020-10-14  4:08     ` JC Kuo
2020-09-09  8:10 ` [PATCH v3 09/15] arm64: tegra210: XUSB PADCTL add "nvidia,pmc" prop JC Kuo
2020-09-28 13:18   ` Thierry Reding
2020-10-14  4:15     ` JC Kuo
2020-09-09  8:10 ` [PATCH v3 10/15] phy: tegra: xusb: Add wake/sleepwalk for Tegra210 JC Kuo
2020-09-28 13:40   ` Thierry Reding
2020-10-14  8:37     ` JC Kuo
2020-09-09  8:10 ` [PATCH v3 11/15] phy: tegra: xusb: Tegra210 host mode VBUS control JC Kuo
2020-09-28 13:42   ` Thierry Reding [this message]
2020-09-09  8:10 ` [PATCH v3 12/15] phy: tegra: xusb: Add wake/sleepwalk for Tegra186 JC Kuo
2020-09-28 13:50   ` Thierry Reding
2020-10-15  8:08     ` JC Kuo
2020-09-09  8:10 ` [PATCH v3 13/15] arm64: tegra210/tegra186/tegra194: XUSB PADCTL irq JC Kuo
2020-09-09  8:10 ` [PATCH v3 14/15] usb: host: xhci-tegra: Unlink power domain devices JC Kuo
2020-09-28 13:53   ` Thierry Reding
2020-10-15  8:09     ` JC Kuo
2020-09-09  8:10 ` [PATCH v3 15/15] xhci: tegra: Enable ELPG for runtime/system PM JC Kuo
2020-09-10 12:06   ` kernel test robot
2020-09-28 14:06   ` Thierry Reding
2020-10-15  8:12     ` JC Kuo
2020-09-28 12:54 ` [PATCH v3 00/15] Tegra XHCI controller ELPG support Thierry Reding
2020-10-14  2:26   ` JC Kuo

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