From: Jun Nie jun.nie@linaro.org
Enable OTG clock and deassert reset
Signed-off-by: Jun Nie jun.nie@linaro.org [jagan: fixed AHB_GATE_OFFSET_OTG_DEVICE to use H3/H5/A64] Signed-off-by: Jagan Teki jagan@amarulasolutions.com Reviewed-by: Jagan Teki jagan@openedev.com Cc: Marek Vasut marex@denx.de --- arch/arm/include/asm/arch-sunxi/clock_sun6i.h | 1 + drivers/usb/musb-new/sunxi.c | 8 ++++++++ 2 files changed, 9 insertions(+)
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 46c8bd2..c3b8fa4 100644 --- a/drivers/usb/musb-new/sunxi.c +++ b/drivers/usb/musb-new/sunxi.c @@ -266,6 +266,11 @@ static int sunxi_musb_init(struct musb *musb) #ifdef CONFIG_SUNXI_GEN_SUN6I setbits_le32(&ccm->ahb_reset0_cfg, 1 << AHB_GATE_OFFSET_USB0); #endif +#if defined(CONFIG_MACH_SUNXI_H3_H5) || defined(CONFIG_MACH_SUN50I) + setbits_le32(&ccm->ahb_gate0, BIT(AHB_GATE_OFFSET_OTG_DEVICE)); + setbits_le32(&ccm->ahb_reset0_cfg, BIT(AHB_GATE_OFFSET_OTG_DEVICE)); +#endif + sunxi_usb_phy_init(0);
USBC_ConfigFIFO_Base(); @@ -380,6 +385,9 @@ static int musb_usb_remove(struct udevice *dev) #ifdef CONFIG_SUNXI_GEN_SUN6I clrbits_le32(&ccm->ahb_reset0_cfg, 1 << AHB_GATE_OFFSET_USB0); #endif +#if defined(CONFIG_MACH_SUNXI_H3_H5) || defined(CONFIG_MACH_SUN50I) + clrbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_OTG_DEVICE); +#endif clrbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_USB0);
free(host->host);