Commit 268f9bf1 authored by Yuval Peress's avatar Yuval Peress Committed by Christopher Friedt
Browse files

nuvoton: battery-backed ram 

Add bindings and entry for the battery-backed ram in the nuvoton
npcx. This commit is an upstream port of
https://source.chromium.org/chromiumos/chromiumos/codesearch/+/main:src/platform/ec/zephyr/dts/bindings/cros_bbram/nuvoton,npcx-cros-bbram.yaml;l=1;drc=e9af813c36b7b411bf2a01cbc1b09d5fdec49b8a



Along with a bit of cleaning up and an emulator.

Signed-off-by: default avatarYuval Peress <peress@chromium.org>
parent 678a1709

CODEOWNERS

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@@ -185,6 +185,7 @@ 
/drivers/*/*npcx*                         @MulinChao @WealianLiao @ChiHuaL

/drivers/adc/                             @anangl

/drivers/adc/adc_stm32.c                  @cybertale

/drivers/bbram/*                          @yperess @sjg20 @jackrosenthal

/drivers/bluetooth/                       @joerchan @jhedberg @Vudentz

/drivers/cache/                           @carlocaione

/drivers/syscon/                          @carlocaione

drivers/CMakeLists.txt

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@@ -58,3 +58,4 @@ add_subdirectory_ifdef(CONFIG_PTP_CLOCK ptp_clock) 
add_subdirectory_ifdef(CONFIG_EDAC             edac)

add_subdirectory_ifdef(CONFIG_CACHE_MANAGEMENT cache)

add_subdirectory_ifdef(CONFIG_SYSCON           syscon)

add_subdirectory_ifdef(CONFIG_BBRAM            bbram)

drivers/Kconfig

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@@ -117,4 +117,6 @@ source "drivers/cache/Kconfig" 


source "drivers/syscon/Kconfig"



source "drivers/bbram/Kconfig"



endmenu

drivers/bbram/CMakeLists.txt

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# Copyright (c) 2021 Google Inc.

# SPDX-License-Identifier: Apache-2.0



zephyr_library()



zephyr_library_sources_ifdef(CONFIG_BBRAM_NPCX bbram_npcx.c)

zephyr_library_sources_ifdef(CONFIG_BBRAM_EMUL bbram_emul.c)

drivers/bbram/Kconfig

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# Copyright (c) 2021 Google Inc

# SPDX-License-Identifier: Apache-2.0



menuconfig BBRAM

	bool "Battery-backed RAM drivers"

	help

	  Enable BBRAM (battery-backed RAM) driver configuration.



if BBRAM



module = BBRAM

module-str = bbram

source "subsys/logging/Kconfig.template.log_config"



config BBRAM_INIT_PRIORITY

	int "Init priority"

	default 10

	help

	  BBRAM driver initialization priority



source "drivers/bbram/Kconfig.npcx"



source "drivers/bbram/Kconfig.bbram_emul"



endif # BBRAM

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