arch/risc-v/espressif: Add BLE support for esp32[-c6|-h2]

[eren-terzioglu]

Summary

• Docs/platforms/esp32[-c6|-h2]: Add BLE docs for esp32[-c6|-h2]

Add BLE docs for esp32c6 and esp32h2

• boards/risc-v/espressif: Add BLE board support for esp32[-c6|-h2]

Add BLE board support for esp32c6 and esp32h2

• arch/risc-v/espressif: Add BLE support for esp32[-c6|-h2]

Add BLE support for esp32c6 and esp32h2

Impact

Impact on user: Yes, C6 and H2 BLE can be used now

Impact on build: No

Impact on hardware: Yes, C6 and H2 BLE is supported

Impact on documentation: Yes, related docs added

Impact on security: No

Impact on compatibility: No

Testing

esp32c6-devkitc:ble and esp32h2-devkit:ble configs used to test

Building

Command to build:

make -j distclean && ./tools/configure.sh esp32c6-devkitc:ble && make -j && make download ESPTOOL_PORT=/dev/ttyUSB0

Running

Command used to test:

ifconfig
ifup bnep0
bt bnep0 scan start
bt bnep0 scan stop
bt benep0 scan get

Results

Output:

nsh> ifconfig
bnep0	Link encap:UNSPEC at RUNNING mtu -9
	inet addr:0.0.0.0 DRaddr:0.0.0.0 Mask:0.0.0.0
nsh> ifup bnep0
ifup bnep0...OK
nsh> bt bnep0 scan start
nsh> bt bnep0 scan stop
nsh> bt bnep0 scan get
Scan result:
 1.	addr:            ... type: 1
	rssi:            -86
	response type:   3
	advertiser data: ...
 2.	addr:            ... type: 1
	rssi:            -81
	response type:   0
	advertiser data: ...
 3.	addr:            ... type: 0
	rssi:            -96
	response type:   0
	advertiser data: ...
 4.	addr:            ... type: 1
	rssi:            -75
	response type:   0
	advertiser data:
 5.	addr:            ... type: 1
	rssi:            -78
	response type:   0
	advertiser data: ...
nsh> 

[acassis]

@eren-terzioglu should be nice if you could to include a nimBLE config for these chips as well

[eren-terzioglu]

@eren-terzioglu should be nice if you could to include a nimBLE config for these chips as well

Let's have a look that later. It will need some additional work than just adding one defconfig because of BLE driver internals of ESP devices