[PATCH v8 10/13] phy: tegra: xusb: Tegra210 host mode VBUS control

Vinod Koul vkoul at kernel.org
Thu Apr 1 07:45:53 BST 2021


On 25-03-21, 17:40, Thierry Reding wrote:
> From: JC Kuo <jckuo at nvidia.com>
> 
> 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.

Acked-By: Vinod Koul <vkoul at kernel.org>

-- 
~Vinod



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