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phy: renesas: rcar-gen3-usb2: fix vbus_ctrl for role sysfs 

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: 9bb86777fb ("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>
This commit is contained in:
Yoshihiro Shimoda 2018-09-21 20:53:18 +09:00 committed by Kishon Vijay Abraham I
parent 1582b76286
commit 09938ea9d1
1 changed files with 1 additions and 1 deletions
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2
drivers/phy/renesas/phy-rcar-gen3-usb2.c
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@ -195,7 +195,7 @@ 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);