diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-6.1/950-0701-ARM-dts-bcm27xx-Enable-kernel-Bluetooth.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-6.1/950-0701-ARM-dts-bcm27xx-Enable-kernel-Bluetooth.patch | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/target/linux/bcm27xx/patches-6.1/950-0701-ARM-dts-bcm27xx-Enable-kernel-Bluetooth.patch b/target/linux/bcm27xx/patches-6.1/950-0701-ARM-dts-bcm27xx-Enable-kernel-Bluetooth.patch deleted file mode 100644 index 0772b38c41..0000000000 --- a/target/linux/bcm27xx/patches-6.1/950-0701-ARM-dts-bcm27xx-Enable-kernel-Bluetooth.patch +++ /dev/null @@ -1,196 +0,0 @@ -From 2b704b4ac2202a3fae96c20125c78c4bd4b29064 Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.com> -Date: Tue, 14 Feb 2023 11:20:58 +0000 -Subject: [PATCH] ARM: dts: bcm27xx: Enable kernel Bluetooth - -Change the base Device Tree files so that by default the kernel is -responsible for initialisation of the onboard Bluetooth modems. -Use dtparam=krnbt=off to revert to the old behaviour. - -Signed-off-by: Phil Elwell <phil@raspberrypi.com> ---- - arch/arm/boot/dts/bcm2708-rpi-bt.dtsi | 18 ++++++++++++++--- - arch/arm/boot/dts/bcm271x-rpi-bt.dtsi | 18 ++++++++++++++--- - arch/arm/boot/dts/overlays/README | 11 ++++++++-- - .../boot/dts/overlays/disable-bt-overlay.dts | 7 +------ - .../boot/dts/overlays/miniuart-bt-overlay.dts | 20 ++++++------------- - 5 files changed, 46 insertions(+), 28 deletions(-) - ---- a/arch/arm/boot/dts/bcm2708-rpi-bt.dtsi -+++ b/arch/arm/boot/dts/bcm2708-rpi-bt.dtsi -@@ -5,22 +5,34 @@ - compatible = "brcm,bcm43438-bt"; - max-speed = <3000000>; - shutdown-gpios = <&gpio 45 GPIO_ACTIVE_HIGH>; -- status = "disabled"; -+ local-bd-address = [ 00 00 00 00 00 00 ]; -+ fallback-bd-address; // Don't override a valid address -+ status = "okay"; - }; - }; - - &uart1 { - minibt: bluetooth { - compatible = "brcm,bcm43438-bt"; -- max-speed = <460800>; -+ max-speed = <230400>; - shutdown-gpios = <&gpio 45 GPIO_ACTIVE_HIGH>; -+ local-bd-address = [ 00 00 00 00 00 00 ]; -+ fallback-bd-address; // Don't override a valid address - status = "disabled"; - }; - }; - - / { -+ aliases { -+ bluetooth = &bt; -+ }; -+ - __overrides__ { -+ bdaddr = <&bt>,"local-bd-address[", -+ <&bt>,"fallback-bd-address?=0", -+ <&minibt>,"local-bd-address[", -+ <&minibt>,"fallback-bd-address?=0"; - krnbt = <&bt>,"status"; -- krnbt_baudrate = <&bt>,"max-speed:0"; -+ krnbt_baudrate = <&bt>,"max-speed:0", <&minibt>,"max-speed:0"; - }; - }; ---- a/arch/arm/boot/dts/bcm271x-rpi-bt.dtsi -+++ b/arch/arm/boot/dts/bcm271x-rpi-bt.dtsi -@@ -5,22 +5,34 @@ - compatible = "brcm,bcm43438-bt"; - max-speed = <3000000>; - shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>; -- status = "disabled"; -+ local-bd-address = [ 00 00 00 00 00 00 ]; -+ fallback-bd-address; // Don't override a valid address -+ status = "okay"; - }; - }; - - &uart1 { - minibt: bluetooth { - compatible = "brcm,bcm43438-bt"; -- max-speed = <460800>; -+ max-speed = <230400>; - shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>; -+ local-bd-address = [ 00 00 00 00 00 00 ]; -+ fallback-bd-address; // Don't override a valid address - status = "disabled"; - }; - }; - - / { -+ aliases { -+ bluetooth = &bt; -+ }; -+ - __overrides__ { -+ bdaddr = <&bt>,"local-bd-address[", -+ <&bt>,"fallback-bd-address?=0", -+ <&minibt>,"local-bd-address[", -+ <&minibt>,"fallback-bd-address?=0"; - krnbt = <&bt>,"status"; -- krnbt_baudrate = <&bt>,"max-speed:0"; -+ krnbt_baudrate = <&bt>,"max-speed:0", <&minibt>,"max-speed:0"; - }; - }; ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -144,6 +144,13 @@ Params: - See /sys/kernel/debug/raspberrypi_axi_monitor - for the results. - -+ bdaddr Set an alternative Bluetooth address (BDADDR). -+ The value should be a 6-byte hexadecimal value, -+ with or without colon separators, written least- -+ significant-byte first. For example, -+ bdaddr=06:05:04:03:02:01 -+ will set the BDADDR to 01:02:03:04:05:06. -+ - cam0_reg Enables CAM 0 regulator. - Only required on CM1 & 3. - -@@ -219,9 +226,9 @@ Params: - i2s Set to "on" to enable the i2s interface - (default "off") - -- krnbt Set to "on" to enable autoprobing of Bluetooth -+ krnbt Set to "off" to disable autoprobing of Bluetooth - driver without need of hciattach/btattach -- (default "off") -+ (default "on") - - krnbt_baudrate Set the baudrate of the PL011 UART when used - with krnbt=on ---- a/arch/arm/boot/dts/overlays/disable-bt-overlay.dts -+++ b/arch/arm/boot/dts/overlays/disable-bt-overlay.dts -@@ -1,12 +1,7 @@ - /dts-v1/; - /plugin/; - --/* Disable Bluetooth and restore UART0/ttyAMA0 over GPIOs 14 & 15. -- To disable the systemd service that initialises the modem so it doesn't use -- the UART: -- -- sudo systemctl disable hciuart --*/ -+/* Disable Bluetooth and restore UART0/ttyAMA0 over GPIOs 14 & 15. */ - - #include <dt-bindings/gpio/gpio.h> - ---- a/arch/arm/boot/dts/overlays/miniuart-bt-overlay.dts -+++ b/arch/arm/boot/dts/overlays/miniuart-bt-overlay.dts -@@ -40,7 +40,7 @@ - target = <&uart1>; - __overlay__ { - pinctrl-names = "default"; -- pinctrl-0 = <&uart1_pins &bt_pins &fake_bt_cts>; -+ pinctrl-0 = <&uart1_pins>; - status = "okay"; - }; - }; -@@ -57,23 +57,13 @@ - fragment@4 { - target = <&uart1_pins>; - __overlay__ { -- brcm,pins = <32 33>; -+ brcm,pins = <32 33 30 31>; - brcm,function = <2>; /* alt5=UART1 */ -- brcm,pull = <0 2>; -+ brcm,pull = <0 2 2 0>; - }; - }; - - fragment@5 { -- target = <&gpio>; -- __overlay__ { -- fake_bt_cts: fake_bt_cts { -- brcm,pins = <31>; -- brcm,function = <1>; /* output */ -- }; -- }; -- }; -- -- fragment@6 { - target-path = "/aliases"; - __overlay__ { - serial0 = "/soc/serial@7e201000"; -@@ -81,13 +71,15 @@ - }; - }; - -- fragment@7 { -+ fragment@6 { - target = <&minibt>; - minibt_frag: __overlay__ { -+ status = "okay"; - }; - }; - - __overrides__ { - krnbt = <&minibt_frag>,"status"; -+ krnbt_baudrate = <&minibt_frag>,"max-speed:0"; - }; - }; |