phy: exynos-usb2: add vbus regulator support
authorMarek Szyprowski <m.szyprowski@samsung.com>
Fri, 21 Aug 2015 12:38:37 +0000 (14:38 +0200)
committerKishon Vijay Abraham I <kishon@ti.com>
Tue, 6 Oct 2015 14:51:47 +0000 (20:21 +0530)
commita007ddbaef5317f76bec541688e304f31ad9c4b0
treea991e43fb013d8b4397beec3c363aac12a083b44
parent6ff33f3902c3b1c5d0db6b1e2c70b6d76fba357f
phy: exynos-usb2: add vbus regulator support

Exynos USB2 PHY has separate power supply, which is usually provided by
VBUS regulator. This patch adds support for it. VBUS regulator is
optional, to keep compatibility with boards, which have VBUS provided
from some always-on power source.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Tested-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Documentation/devicetree/bindings/phy/samsung-phy.txt
drivers/phy/phy-samsung-usb2.c
drivers/phy/phy-samsung-usb2.h