diff options
| -rw-r--r-- | src/mainboard/pcengines/apu1/platform_cfg.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mainboard/pcengines/apu1/platform_cfg.h b/src/mainboard/pcengines/apu1/platform_cfg.h index 2f5c56c0da..63a3d5a7cb 100644 --- a/src/mainboard/pcengines/apu1/platform_cfg.h +++ b/src/mainboard/pcengines/apu1/platform_cfg.h @@ -212,4 +212,18 @@ */ #define FADT_PM_PROFILE 1 +/** + * @def USB_RX_MODE + * 0x00 - leave Cg2Pll voltage at default value (1.222V) + * 0x01 - lower Cg2Pll voltage to 1.1V + * + * Workaround for reset issues via outb(0x6, 0xcf9). + * For details check: + * AMD SB800 Family Product Errata, + * Section 15. USB Resets Asynchronously With Port CF9h Hard Reset + * + */ + +#define USB_RX_MODE 0x00 + #endif /* _PLATFORM_CFG_H_ */ |