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drivers: bluetooth: hci: driver based on RPMsg transport

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This commit contributes an RPMsg-based transport for BLE HCI.

Signed-off-by: Kamil Piszczek <Kamil.Piszczek@nordicsemi.no>
This commit is contained in:
Kamil Piszczek 2019-11-15 11:35:33 +01:00 • committed by Carles Cufí
commit 83107e5ffd
4 changed files with 487 additions and 1 deletions
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36
drivers/bluetooth/hci/Kconfig
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@ -30,6 +30,12 @@ config BT_H5
Bluetooth three-wire (H:5) UART driver. Implementation of HCI
Three-Wire UART Transport Layer.
config BT_RPMSG
bool "HCI using RPMsg"
help
Bluetooth HCI driver for communication with another CPU
using RPMsg framework.
config BT_SPI
bool "SPI HCI"
depends on SPI
@ -92,3 +98,33 @@ config BT_SPI_BLUENRG
Stack. Current driver supports: ST BLUENRG-MS.
endif # BT_SPI
if BT_RPMSG
config BT_RPMSG_NRF53
bool "nRF53 configuration of RPMsg"
default y if BOARD_NRF5340_DK_NRF5340_CPUAPP
select IPM
select IPM_NRFX
select IPM_MSG_CH_1_ENABLE
select IPM_MSG_CH_0_ENABLE
select IPM_MSG_CH_0_TX
select IPM_MSG_CH_1_RX
select OPENAMP
help
Enable RPMsg configuration for nRF53. Two channels of the IPM driver
are used in the HCI driver: channel 0 for TX and channel 1 for RX.
if BT_RPMSG_NRF53
config BT_RPMSG_NRF53_RX_STACK_SIZE
int "RPMsg stack size for RX thread"
default 1024
config BT_RPMSG_NRF53_RX_PRIO
int "RPMsg RX thread priority"
default 8
endif # BT_RPMSG_NRF53
endif # BT_RPMSG