diff options
| author | Aaron Durbin <adurbin@chromium.org> | 2013-10-03 08:57:17 -0500 |
|---|---|---|
| committer | Aaron Durbin <adurbin@google.com> | 2014-02-05 05:23:35 +0100 |
| commit | 3f00d29800c52ad8ccef51cb65b96c01be95362a (patch) | |
| tree | 1f5131fe30797d32c8ea510a943f9ecc70619f9d | |
| parent | 833ff353b71c6d473b7fdfa75e464599dd03d976 (diff) | |
| download | coreboot-3f00d29800c52ad8ccef51cb65b96c01be95362a.tar.xz | |
baytrail: additional iosf changes
Allow for one to write an individual byte of a 32-bit register
when sending a read/write through the IOSF messaging system.
Add PUNIT registers and fields for early sequencing.
BUG=chrome-os-partner:23085
BRANCH=None
TEST=Built and partially booted with changes that use PUNIT
registers and individual byte en fields.
Change-Id: I929fb5c51d805c55c478cab884e3572254987fc7
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/171710
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: http://review.coreboot.org/4859
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
| -rw-r--r-- | src/soc/intel/baytrail/baytrail/iosf.h | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/src/soc/intel/baytrail/baytrail/iosf.h b/src/soc/intel/baytrail/baytrail/iosf.h index 444dc38fb1..b1f28dad7f 100644 --- a/src/soc/intel/baytrail/baytrail/iosf.h +++ b/src/soc/intel/baytrail/baytrail/iosf.h @@ -45,7 +45,12 @@ #define IOSF_OPCODE(x) ((x) << 24) #define IOSF_PORT(x) ((0xff & (x)) << 16) #define IOSF_REG(x) ((0xff & (x)) << 8) -#define IOSF_BYTE_EN 0xf0 +#define IOSF_BYTE_EN_0 0x10 +#define IOSF_BYTE_EN_1 0x20 +#define IOSF_BYTE_EN_2 0x40 +#define IOSF_BYTE_EN_3 0x80 +#define IOSF_BYTE_EN \ + (IOSF_BYTE_EN_0 | IOSF_BYTE_EN_1 | IOSF_BYTE_EN_2 | IOSF_BYTE_EN_3) #define MDR_REG 0xd4 #define MCRX_REG 0xd8 @@ -124,4 +129,22 @@ void iosf_dunit_write(int reg, uint32_t val); # define DTR0_SPEED_1333 0x02 # define DTR0_SPEED_1600 0x03 +/* + * PUNIT Registers + */ +#define SB_BIOS_CONFIG 0x06 +# define SB_BIOS_CONFIG_ECC_EN (1 << 31) +# define SB_BIOS_CONFIG_DUAL_CH_DIS (1 << 30) +# define SB_BIOS_CONFIG_EFF_ECC (1 << 29) +# define SB_BIOS_CONFIG_EFF_DUAL_CH_DIS (1 << 28) +# define SB_BIOS_CONFIG_PERF_MODE (1 << 17) +# define SB_BIOS_CONFIG_PDM_MODE (1 << 16) +# define SB_BIOS_CONFIG_DDRIO_PWRGATE (1 << 8) +# define SB_BIOS_CONFIG_GFX_TURBO_DIS (1 << 7) +# define SB_BIOS_CONFIG_PCIE_PLLOFFOK (1 << 1) +# define SB_BIOS_CONFIG_USB_CACHING_EN (1 << 0) +#define BIOS_RESET_CPL 0x05 +# define BIOS_RESET_CPL_ALL_DONE (1 << 1) +# define BIOS_RESET_CPL_RESET_DONE (1 << 0) + #endif /* _BAYTRAIL_IOSF_H_ */ |