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authorEdward O'Callaghan <quasisec@google.com>2020-01-21 15:58:59 +1100
committerPatrick Georgi <pgeorgi@google.com>2020-02-26 17:07:24 +0000
commitd5a67aa4a46bdb7e1a70c6a429a63bacf4bbc9db (patch)
treebcc1d6dfe314570860d0d5673c6011d37206ae31 /src/mainboard/google/hatch/variants/puff
parent6130ad26b7fd2f2945d04aca10a5c5961e7d4edc (diff)
mainboard/hatch: Fix GPE wake comments
The indirection of names is exceedingly confusing for ultimately the single interrupt trace of EC_PCH_WAKE_ODL between the EC gpio#74 to GPD2/LAN_WAKE# on the PCH side. This helps folks chase this indirection down through the code. BUG=b:147026979 BRANCH=none TEST=builds Change-Id: I35d746a202dae06d2f6f1edfaa3889864b09f50d Signed-off-by: Edward O'Callaghan <quasisec@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/38491 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/mainboard/google/hatch/variants/puff')
-rw-r--r--src/mainboard/google/hatch/variants/puff/include/variant/ec.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/mainboard/google/hatch/variants/puff/include/variant/ec.h b/src/mainboard/google/hatch/variants/puff/include/variant/ec.h
index 501fab0dde..12837639dc 100644
--- a/src/mainboard/google/hatch/variants/puff/include/variant/ec.h
+++ b/src/mainboard/google/hatch/variants/puff/include/variant/ec.h
@@ -54,7 +54,12 @@
/* Enable EC backed PD MCU device in ACPI */
#define EC_ENABLE_PD_MCU_DEVICE
-/* Provide wake pin for EC for _PRW WoL method */
+/**
+ * Defines EC wake pin route.
+ * Note that GPE_EC_WAKE is defined, confusingly, as
+ * GPE_LAN_WAK which is GPD2/LAN_WAKE# on the PCH or
+ * as the line EC_PCH_WAKE_ODL on the schematic.
+ */
#define EC_ENABLE_WAKE_PIN GPE_EC_WAKE
#define SIO_EC_MEMMAP_ENABLE /* EC Memory Map Resources */