From: Yoshihiro Shimoda yoshihiro.shimoda.uh@renesas.com
[ Upstream commit 09938ea9d136243e8d1fed6d4d7a257764f28f6d ]
This patch fixes and issue that the vbus_ctrl is disabled by rcar_gen3_init_from_a_peri_to_a_host(), so a usb host cannot supply the vbus.
Note that this condition will exit when the otg irq happens even if we don't apply this patch.
Fixes: 9bb86777fb71 ("phy: rcar-gen3-usb2: add sysfs for usb role swap") Signed-off-by: Yoshihiro Shimoda yoshihiro.shimoda.uh@renesas.com Reviewed-by: Simon Horman horms+renesas@verge.net.au Signed-off-by: Kishon Vijay Abraham I kishon@ti.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/phy/renesas/phy-rcar-gen3-usb2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/phy/renesas/phy-rcar-gen3-usb2.c b/drivers/phy/renesas/phy-rcar-gen3-usb2.c index 6fb2b69695905..d22b1ec2e58c7 100644 --- a/drivers/phy/renesas/phy-rcar-gen3-usb2.c +++ b/drivers/phy/renesas/phy-rcar-gen3-usb2.c @@ -199,7 +199,7 @@ static void rcar_gen3_init_from_a_peri_to_a_host(struct rcar_gen3_chan *ch) val = readl(usb2_base + USB2_OBINTEN); writel(val & ~USB2_OBINT_BITS, usb2_base + USB2_OBINTEN);
- rcar_gen3_enable_vbus_ctrl(ch, 0); + rcar_gen3_enable_vbus_ctrl(ch, 1); rcar_gen3_init_for_host(ch);
writel(val | USB2_OBINT_BITS, usb2_base + USB2_OBINTEN);