On 13/10/2018 14:07, Christian Hewitt wrote:
> This enables Bluetooth support for the following models:
>
> - Khadas VIM basic (AP6212) using firmware BCM43438A1.hcd
> - Khadas VIM pro (AP6255) using firmware BCM4345C0.hcd
>
> The AP6212 module used on the VIM basic has an ID clash with another
> device. To get Bluetooth working you either need to apply a kernel
> patch to drivers/bluetooth/btbcm.c so 0x2209 loads BCM43438A1 or the
> BCM43438A1.hcd firmware must be renamed to BCM43430A1.hcd.
>
> Signed-off-by: Christian Hewitt <christianshewitt@xxxxxxxxx>
> ---
> arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts
> index d32cf38..7e0717d 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts
> @@ -187,6 +187,13 @@
> };
> };
>
> +&uart_A {
> + bluetooth {
> + compatible = "brcm,bcm43438-bt";
> + shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
> + };
> +};
> +
> /* This is brought out on the Linux_RX (18) and Linux_TX (19) pins: */
> &uart_AO {
> status = "okay";
>
Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
