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authorRoy Mingi Park <roy.mingi.park@intel.com>2019-02-13 11:10:45 -0800
committerPatrick Georgi <pgeorgi@google.com>2019-02-15 16:23:28 +0000
commit1ac2ad0fbe8c1d7029e4f593fefe763212df6728 (patch)
treef2fbe09fd6a2588bd692243e711ca51992b6516c /src
parent783be13495a920502c1e2ef25cadd2d9558df013 (diff)
downloadcoreboot-1ac2ad0fbe8c1d7029e4f593fefe763212df6728.tar.xz
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>
Diffstat (limited to 'src')
-rw-r--r--src/soc/intel/cannonlake/include/soc/vr_config.h2
-rw-r--r--src/soc/intel/cannonlake/vr_config.c49
2 files changed, 50 insertions, 1 deletions
diff --git a/src/soc/intel/cannonlake/include/soc/vr_config.h b/src/soc/intel/cannonlake/include/soc/vr_config.h
index 385767d957..8bcf001ea9 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 @@ 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 */
diff --git a/src/soc/intel/cannonlake/vr_config.c b/src/soc/intel/cannonlake/vr_config.c
index fff68c7e18..25270d8f98 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,