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arch/xtensa/src/esp32/Kconfig: Make bank switching default to disabled.

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This config is only useful when there is a > 4MB PSRAM and thus needs to
be selected by the user explicitly.

Signed-off-by: Abdelatif Guettouche <abdelatif.guettouche@espressif.com>
This commit is contained in:
Abdelatif Guettouche 2021-04-19 12:10:35 +01:00 committed by Xiang Xiao
parent 792f53b4ac
commit c1b0ee436c
2 changed files with 1 additions and 2 deletions
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2
arch/xtensa/src/esp32/Kconfig
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@ -811,7 +811,7 @@ config ESP32_SPIRAM_2T_MODE
config ESP32_SPIRAM_BANKSWITCH_ENABLE
bool "Enable bank switching for >4MiB external RAM"
default y
default n
help
The ESP32 only supports 4MiB of external RAM in its address
space. The hardware does support larger memories, but these

1
boards/xtensa/esp32/esp32-devkitc/configs/psram/defconfig
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@ -6,7 +6,6 @@
# modifications.
#
# CONFIG_ARCH_LEDS is not set
# CONFIG_ESP32_SPIRAM_BANKSWITCH_ENABLE is not set
# CONFIG_NSH_ARGCAT is not set
# CONFIG_NSH_CMDOPT_HEXDUMP is not set
# CONFIG_NSH_CMDPARMS is not set