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soc/intel/cannonlake: Define VR settings 

Define VR settings configuration as per board design.

BUG=N/A
TEST=Build and boot up into sarien platform.

Change-Id: Ic9927943b1f8fab687659fd1d6da0e3988a3aba2
Signed-off-by: Roy Mingi Park <roy.mingi.park@intel.com>
Reviewed-on: https://review.coreboot.org/c/31405
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
This commit is contained in:
Roy Mingi Park 2019-02-13 11:10:45 -08:00 committed by Patrick Georgi
parent 783be13495
commit 1ac2ad0fbe
2 changed files with 50 additions and 1 deletions
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2
src/soc/intel/cannonlake/include/soc/vr_config.h
View File

@ -55,6 +55,8 @@ struct vr_config {
uint16_t dc_loadline;
};
#define VR_CFG_AMP(i) ((i) * 4)
/* VrConfig Settings for 4 domains
* 0 = System Agent, 1 = IA Core,
* 2 = GT unsliced, 3 = GT sliced */

49
src/soc/intel/cannonlake/vr_config.c
View File

@ -19,7 +19,54 @@
#include <soc/vr_config.h>
static const struct vr_config default_configs[NUM_VR_DOMAINS] = {
/* TODO: define this*/
[VR_SYSTEM_AGENT] = {
.vr_config_enable = 1,
.psi1threshold = VR_CFG_AMP(20),
.psi2threshold = VR_CFG_AMP(5),
.psi3threshold = VR_CFG_AMP(1),
.psi3enable = 1,
.psi4enable = 1,
.imon_slope = 0x0,
.imon_offset = 0x0,
.icc_max = VR_CFG_AMP(6),
.voltage_limit = 1520,
},
[VR_IA_CORE] = {
.vr_config_enable = 1,
.psi1threshold = VR_CFG_AMP(20),
.psi2threshold = VR_CFG_AMP(5),
.psi3threshold = VR_CFG_AMP(1),
.psi3enable = 1,
.psi4enable = 1,
.imon_slope = 0x0,
.imon_offset = 0x0,
.icc_max = VR_CFG_AMP(70),
.voltage_limit = 1520,
},
[VR_GT_UNSLICED] = {
.vr_config_enable = 1,
.psi1threshold = VR_CFG_AMP(20),
.psi2threshold = VR_CFG_AMP(5),
.psi3threshold = VR_CFG_AMP(1),
.psi3enable = 1,
.psi4enable = 1,
.imon_slope = 0x0,
.imon_offset = 0x0,
.icc_max = VR_CFG_AMP(31),
.voltage_limit = 1520,
},
[VR_GT_SLICED] = {
.vr_config_enable = 1,
.psi1threshold = VR_CFG_AMP(20),
.psi2threshold = VR_CFG_AMP(5),
.psi3threshold = VR_CFG_AMP(1),
.psi3enable = 1,
.psi4enable = 1,
.imon_slope = 0x0,
.imon_offset = 0x0,
.icc_max = VR_CFG_AMP(31),
.voltage_limit = 1520,
},
};
void fill_vr_domain_config(void *params,