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Attempt to fix bluetooth communication problem on rpi3b #614

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Mar 31, 2020
Merged

Attempt to fix bluetooth communication problem on rpi3b #614

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16 changes: 16 additions & 0 deletions buildroot-external/package/bluetooth-bcm43xx/0001-btuart-reduced-baud-rate-rpi3b.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
Bluetooth: hci0: Frame reassembly failed (-84)
https://github.com/raspberrypi/firmware/issues/1150

Signed-off-by: Luca Giovenzana <[email protected]>

--- btuart.orig 2020-03-25 03:05:24.491176583 +0100
+++ btuart 2020-03-25 03:05:43.603107833 +0100
@@ -19,7 +19,7 @@ if [ "$uart0" = "$serial1" ] ; then
if [ "$uart0_pins" = "16" ] ; then
$HCIATTACH /dev/serial1 bcm43xx 3000000 flow - $BDADDR
else
- $HCIATTACH /dev/serial1 bcm43xx 921600 noflow - $BDADDR
+ $HCIATTACH /dev/serial1 bcm43xx 460800 noflow - $BDADDR
fi
else
$HCIATTACH /dev/serial1 bcm43xx 460800 noflow - $BDADDR
2 changes: 1 addition & 1 deletion buildroot-external/package/bluetooth-bcm43xx/Config.in
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Expand Up @@ -3,4 +3,4 @@ config BR2_PACKAGE_BLUETOOTH_BCM43XX
depends on BR2_PACKAGE_BLUEZ5_UTILS_CLIENT
select BR2_PACKAGE_BLUEZ5_UTILS_DEPRECATED
help
Install bluetooth for bcm43xx.
Install bluetooth for bcm43xx.
4 changes: 3 additions & 1 deletion buildroot-external/package/bluetooth-bcm43xx/bluetooth-bcm43xx.mk
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Expand Up @@ -10,14 +10,16 @@ BLUETOOTH_BCM43XX_LICENSE_FILES = $(BR2_EXTERNAL_HASSOS_PATH)/../LICENSE
BLUETOOTH_BCM43XX_SITE = $(BR2_EXTERNAL_HASSOS_PATH)/package/bluetooth-bcm43xx
BLUETOOTH_BCM43XX_SITE_METHOD = local

define BLUETOOTH_BCM43XX_BUILD_CMDS
define BLUETOOTH_BCM43XX_FIRMWARE_AND_HELPERS_DOWNLOAD
curl -L -o $(@D)/BCM43430A1.hcd https://raw.githubusercontent.com/RPi-Distro/bluez-firmware/fff76cb15527c435ce99a9787848eacd6288282c/broadcom/BCM43430A1.hcd
curl -L -o $(@D)/BCM4345C0.hcd https://raw.githubusercontent.com/RPi-Distro/bluez-firmware/fff76cb15527c435ce99a9787848eacd6288282c/broadcom/BCM4345C0.hcd
curl -L -o $(@D)/btuart https://raw.githubusercontent.com/RPi-Distro/pi-bluetooth/cbdbcb66bcc5b9af05f1a9fffe2254c872bb0ace/usr/bin/btuart
curl -L -o $(@D)/bthelper https://raw.githubusercontent.com/RPi-Distro/pi-bluetooth/cbdbcb66bcc5b9af05f1a9fffe2254c872bb0ace/usr/bin/bthelper
curl -L -o $(@D)/90-pi-bluetooth.rules https://raw.githubusercontent.com/RPi-Distro/pi-bluetooth/cbdbcb66bcc5b9af05f1a9fffe2254c872bb0ace/lib/udev/rules.d/90-pi-bluetooth.rules
endef

BLUETOOTH_BCM43XX_PRE_PATCH_HOOKS += BLUETOOTH_BCM43XX_FIRMWARE_AND_HELPERS_DOWNLOAD

define BLUETOOTH_BCM43XX_INSTALL_TARGET_CMDS
$(INSTALL) -d $(TARGET_DIR)/etc/systemd/system/hassos-hardware.target.wants
$(INSTALL) -m 0644 $(@D)/bluetooth-bcm43xx.service $(TARGET_DIR)/usr/lib/systemd/system/
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