diff options
Diffstat (limited to 'arch/x86/include/asm/arch-ivybridge')
| -rw-r--r-- | arch/x86/include/asm/arch-ivybridge/pch.h | 42 |
1 files changed, 37 insertions, 5 deletions
diff --git a/arch/x86/include/asm/arch-ivybridge/pch.h b/arch/x86/include/asm/arch-ivybridge/pch.h index 629a144816..0f1aa01fe7 100644 --- a/arch/x86/include/asm/arch-ivybridge/pch.h +++ b/arch/x86/include/asm/arch-ivybridge/pch.h @@ -30,11 +30,6 @@ #define SMBUS_IO_BASE 0x0400 -int pch_silicon_revision(void); -int pch_silicon_type(void); -int pch_silicon_supported(int type, int rev); -void pch_iobp_update(u32 address, u32 andvalue, u32 orvalue); - #define MAINBOARD_POWER_OFF 0 #define MAINBOARD_POWER_ON 1 #define MAINBOARD_POWER_KEEP 2 @@ -470,4 +465,41 @@ void pch_iobp_update(u32 address, u32 andvalue, u32 orvalue); #define DMISCI_STS (1 << 9) #define TCO2_STS 0x66 +/** + * pch_silicon_revision() - Read silicon revision ID from the PCH + * + * @dev: PCH device + * @return silicon revision ID + */ +int pch_silicon_revision(struct udevice *dev); + +/** + * pch_silicon_revision() - Read silicon device ID from the PCH + * + * @dev: PCH device + * @return silicon device ID + */ +int pch_silicon_type(struct udevice *dev); + +/** + * pch_silicon_supported() - Check if a certain revision is supported + * + * @dev: PCH device + * @type: PCH type + * @rev: Minimum required resion + * @return 0 if not supported, 1 if supported + */ +int pch_silicon_supported(struct udevice *dev, int type, int rev); + +/** + * pch_pch_iobp_update() - Update a pch register + * + * @dev: PCH device + * @address: Address to update + * @andvalue: Value to AND with existing value + * @orvalue: Value to OR with existing value + */ +void pch_iobp_update(struct udevice *dev, u32 address, u32 andvalue, + u32 orvalue); + #endif |