Enable OTG clock and deassert reset
Signed-off-by: Jun Nie <jun....@linaro.org>
---
arch/arm/include/asm/arch-sunxi/clock_sun6i.h | 1 +
drivers/usb/musb-new/sunxi.c | 6 +++++-
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
index 2c82d0a..624d624 100644
--- a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
+++ b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
@@ -279,6 +279,7 @@ struct sunxi_ccm_reg {
#define AHB_GATE_OFFSET_USB_EHCI2 26
#define AHB_GATE_OFFSET_USB_EHCI1 25
#define AHB_GATE_OFFSET_USB_EHCI0 24
+#define AHB_GATE_OFFSET_OTG_DEVICE 23
#else
#define AHB_GATE_OFFSET_USB_OHCI1 30
#define AHB_GATE_OFFSET_USB_OHCI0 29
diff --git a/drivers/usb/musb-new/sunxi.c b/drivers/usb/musb-new/sunxi.c
index 0005c1e..ce7365b 100644
--- a/drivers/usb/musb-new/sunxi.c
+++ b/drivers/usb/musb-new/sunxi.c
@@ -264,7 +264,10 @@ static int sunxi_musb_init(struct musb *musb)
setbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_USB0);
#ifdef CONFIG_SUNXI_GEN_SUN6I
- setbits_le32(&ccm->ahb_reset0_cfg, 1 << AHB_GATE_OFFSET_USB0);
+ setbits_le32(&ccm->ahb_gate0, BIT(AHB_GATE_OFFSET_OTG_DEVICE));
+ setbits_le32(&ccm->ahb_reset0_cfg,
+ BIT(AHB_GATE_OFFSET_USB0) |
+ BIT(AHB_GATE_OFFSET_OTG_DEVICE));
#endif
sunxi_usb_phy_init(0);
@@ -376,6 +379,7 @@ static int musb_usb_remove(struct udevice *dev)
sunxi_usb_phy_exit(0);
#ifdef CONFIG_SUNXI_GEN_SUN6I
clrbits_le32(&ccm->ahb_reset0_cfg, 1 << AHB_GATE_OFFSET_USB0);
+ clrbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_OTG_DEVICE);
#endif
clrbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_USB0);
--
1.9.1
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