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>
diff --git a/src/soc/intel/cannonlake/include/soc/vr_config.h b/src/soc/intel/cannonlake/include/soc/vr_config.h
index 385767d..8bcf001 100644
--- a/src/soc/intel/cannonlake/include/soc/vr_config.h
+++ b/src/soc/intel/cannonlake/include/soc/vr_config.h
@@ -55,6 +55,8 @@
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 */
diff --git a/src/soc/intel/cannonlake/vr_config.c b/src/soc/intel/cannonlake/vr_config.c
index fff68c7..25270d8 100644
--- a/src/soc/intel/cannonlake/vr_config.c
+++ b/src/soc/intel/cannonlake/vr_config.c
@@ -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,