feat: add configurable UART3 and SPI

Add configurable UART3 and SPI for BananaPi M2 Zero Signed-off-by: Stephan Wendel <[email protected]>
mainsail-crew · Oct 21, 2023 · 118ca51 · 118ca51
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commit 118ca51
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diff --git a/src/modules/armbian/config b/src/modules/armbian/config
@@ -20,3 +20,5 @@ bash-completion"
 ## BananaPi M2 Zero specific
 ### Disable OTG Serial Interface? (true/false)
 [[ -n "$ARMBIAN_CONFIG_BPI2ZERO_OTG_SERIAL" ]] || ARMBIAN_CONFIG_BPI2ZERO_OTG_SERIAL="true"
+[[ -n "$ARMBIAN_CONFIG_BPI2ZERO_ENABLE_UART3" ]] || ARMBIAN_CONFIG_BPI2ZERO_ENABLE_UART3="true"
+[[ -n "$ARMBIAN_CONFIG_BPI2ZERO_ENABLE_SPI" ]] || ARMBIAN_CONFIG_BPI2ZERO_ENABLE_SPI="true"
diff --git a/src/modules/armbian/start_chroot_script b/src/modules/armbian/start_chroot_script
@@ -127,3 +127,27 @@ if [[ "$(is_board_type)" == "bananapim2zero" ]] \
     echo_green "Disable OTG Serial console for 'bananapim2zero' SBC's ... [DONE]"
 fi
 ## END Step 8
+
+## Step 9: Enable spi and/or UART3 on BananaPi M2 Zero
+### Enable both
+if [[ "$(is_board_type)" == "bananapim2zero" ]] \
+&& [[ "${ARMBIAN_CONFIG_BPI2ZERO_ENABLE_UART3}" == "true" ]] \
+&& [[ "${ARMBIAN_CONFIG_BPI2ZERO_ENABLE_SPI}" == "true" ]]; then
+    echo_green "Enable UART3 and SPI for 'bananapim2zero' SBC ..."
+    echo "overlays=uart3 spi-spidev" >> "${ARMBIAN_CONFIG_TXT_FILE}"
+fi
+### UART3 only
+if [[ "$(is_board_type)" == "bananapim2zero" ]] \
+&& [[ "${ARMBIAN_CONFIG_BPI2ZERO_ENABLE_UART3}" == "true" ]] \
+&& [[ "${ARMBIAN_CONFIG_BPI2ZERO_ENABLE_SPI}" != "true" ]]; then
+    echo_green "Enable UART3 for 'bananapim2zero' SBC ..."
+    echo "overlays=uart3" >> "${ARMBIAN_CONFIG_TXT_FILE}"
+fi
+### SPI only
+if [[ "$(is_board_type)" == "bananapim2zero" ]] \
+&& [[ "${ARMBIAN_CONFIG_BPI2ZERO_ENABLE_UART3}" == "true" ]] \
+&& [[ "${ARMBIAN_CONFIG_BPI2ZERO_ENABLE_SPI}" != "true" ]]; then
+    echo_green "Enable SPI for 'bananapim2zero' SBC ..."
+    echo "overlays=uart3" >> "${ARMBIAN_CONFIG_TXT_FILE}"
+fi
+## END Step 9