pd: change battery and variable sink cap for voltage inaccuracy

Change battery and variable sink capabilities for all boards
to account for +/-5% voltage inaccuracy.

BUG=none
BRANCH=none
TEST=test glados with third party variable power supply and make
sure it see's our sink capabilities as 4.75V-21V.

Change-Id: I2481ccbe6c47bfed1a6b8b237329e70bd0f8e4ac
Signed-off-by: Alec Berg <alecaberg@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/308237
Reviewed-by: Todd Broch <tbroch@chromium.org>

10 files changed, 18 insertions, 20 deletions

diff --git a/board/chell/usb_pd_policy.c b/board/chell/usb_pd_policy.c
index e0cf09c152..9c223d7b9d 100644
--- a/board/chell/usb_pd_policy.c
+++ b/board/chell/usb_pd_policy.c
@@ -32,8 +32,8 @@ const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
 
 const uint32_t pd_snk_pdo[] = {
 		PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
-		PDO_BATT(5000, 20000, 15000),
-		PDO_VAR(5000, 20000, 3000),
+		PDO_BATT(4750, 21000, 15000),
+		PDO_VAR(4750, 21000, 3000),
 };
 const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo);
 
diff --git a/board/glados/usb_pd_policy.c b/board/glados/usb_pd_policy.c
index ae3579f3e3..6489d0e391 100644
--- a/board/glados/usb_pd_policy.c
+++ b/board/glados/usb_pd_policy.c
@@ -32,8 +32,8 @@ const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
 
 const uint32_t pd_snk_pdo[] = {
 		PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
-		PDO_BATT(5000, 20000, 15000),
-		PDO_VAR(5000, 20000, 3000),
+		PDO_BATT(4750, 21000, 15000),
+		PDO_VAR(4750, 21000, 3000),
 };
 const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo);
 
diff --git a/board/host/usb_pd_policy.c b/board/host/usb_pd_policy.c
index e67984742c..cbfab71993 100644
--- a/board/host/usb_pd_policy.c
+++ b/board/host/usb_pd_policy.c
@@ -20,8 +20,8 @@ const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
 
 const uint32_t pd_snk_pdo[] = {
 		PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
-		PDO_BATT(5000, 20000, 15000),
-		PDO_VAR(5000, 20000, 3000),
+		PDO_BATT(4750, 21000, 15000),
+		PDO_VAR(4750, 21000, 3000),
 };
 const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo);
 
diff --git a/board/kunimitsu/usb_pd_policy.c b/board/kunimitsu/usb_pd_policy.c
index 66040c3d4f..e92a0111ce 100644
--- a/board/kunimitsu/usb_pd_policy.c
+++ b/board/kunimitsu/usb_pd_policy.c
@@ -32,8 +32,8 @@ const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
 
 const uint32_t pd_snk_pdo[] = {
 		PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
-		PDO_BATT(5000, 20000, 15000),
-		PDO_VAR(5000, 20000, 3000),
+		PDO_BATT(4750, 21000, 15000),
+		PDO_VAR(4750, 21000, 3000),
 };
 const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo);
 
diff --git a/board/lars/usb_pd_policy.c b/board/lars/usb_pd_policy.c
index 233c088805..9aa4d836d8 100644
--- a/board/lars/usb_pd_policy.c
+++ b/board/lars/usb_pd_policy.c
@@ -32,8 +32,8 @@ const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
 
 const uint32_t pd_snk_pdo[] = {
 		PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
-		PDO_BATT(5000, 20000, 15000),
-		PDO_VAR(5000, 20000, 3000),
+		PDO_BATT(4750, 21000, 15000),
+		PDO_VAR(4750, 21000, 3000),
 };
 const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo);
 
diff --git a/board/oak/usb_pd_policy.c b/board/oak/usb_pd_policy.c
index 5f9cea8f31..23f661d07b 100644
--- a/board/oak/usb_pd_policy.c
+++ b/board/oak/usb_pd_policy.c
@@ -32,8 +32,8 @@ const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
 
 const uint32_t pd_snk_pdo[] = {
 		PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
-		PDO_BATT(5000, 20000, 15000),
-		PDO_VAR(5000, 20000, 3000),
+		PDO_BATT(4750, 21000, 15000),
+		PDO_VAR(4750, 21000, 3000),
 };
 const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo);
 
diff --git a/board/pdeval-stm32f072/usb_pd_policy.c b/board/pdeval-stm32f072/usb_pd_policy.c
index b7c069c555..bf0445e316 100644
--- a/board/pdeval-stm32f072/usb_pd_policy.c
+++ b/board/pdeval-stm32f072/usb_pd_policy.c
@@ -29,8 +29,6 @@ const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
 
 const uint32_t pd_snk_pdo[] = {
 		PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
-		PDO_BATT(5000, 20000, 15000),
-		PDO_VAR(5000, 20000, 3000),
 };
 const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo);
 
diff --git a/board/strago/usb_pd_policy.c b/board/strago/usb_pd_policy.c
index 8c2377aa52..6be4c83417 100644
--- a/board/strago/usb_pd_policy.c
+++ b/board/strago/usb_pd_policy.c
@@ -32,8 +32,8 @@ const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
 
 const uint32_t pd_snk_pdo[] = {
 		PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
-		PDO_BATT(5000, 20000, 15000),
-		PDO_VAR(5000, 20000, 3000),
+		PDO_BATT(4750, 21000, 15000),
+		PDO_VAR(4750, 21000, 3000),
 };
 const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo);
 
diff --git a/board/twinkie/usb_pd_policy.c b/board/twinkie/usb_pd_policy.c
index 1677a28f4d..8c70f438df 100644
--- a/board/twinkie/usb_pd_policy.c
+++ b/board/twinkie/usb_pd_policy.c
@@ -28,8 +28,8 @@ const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
 
 const uint32_t pd_snk_pdo[] = {
 		PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
-		PDO_BATT(5000, 20000, 15000),
-		PDO_VAR(5000, 20000, 3000),
+		PDO_BATT(4750, 21000, 15000),
+		PDO_VAR(4750, 21000, 3000),
 };
 const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo);
 
diff --git a/board/wheatley/usb_pd_policy.c b/board/wheatley/usb_pd_policy.c
index 93600e0dba..f62ffae0f5 100644
--- a/board/wheatley/usb_pd_policy.c
+++ b/board/wheatley/usb_pd_policy.c
@@ -31,8 +31,8 @@ const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
 
 const uint32_t pd_snk_pdo[] = {
 		PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
-		PDO_BATT(5000, 20000, 15000),
-		PDO_VAR(5000, 20000, 3000),
+		PDO_BATT(4750, 21000, 15000),
+		PDO_VAR(4750, 21000, 3000),
 };
 const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo);