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ite: Add support for 256K flash

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The upcoming addw4 will use the IT5570E-256, which requires removing the
assumption that every ITE chip is 128K. Introduce new configs so boards
may select which flash size they use.

Signed-off-by: Tim Crawford <tcrawford@system76.com>
This commit is contained in:
Tim Crawford
2024-01-25 08:05:50 -07:00
committed by Tim Crawford
parent 4b86176659
commit ef4eeae2df
36 changed files with 42 additions and 1 deletions
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8
src/ec/ite/ec.mk
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@@ -34,5 +34,11 @@ ARCH=8051
# 64 KB is the max without banking
CODE_SIZE=65536
# Total flash size: 128 KiB
# Chip flash size
ifeq ($(CONFIG_EC_FLASH_SIZE_128K),y)
CONFIG_EC_FLASH_SIZE = 131072
else ifeq ($(CONFIG_EC_FLASH_SIZE_256K),y)
CONFIG_EC_FLASH_SIZE = 262144
else
$(error flash size not specified)
endif