From d35cdc833bf415d855261ebe2c4a6349f882b265 Mon Sep 17 00:00:00 2001 From: Marek Szyprowski Date: Tue, 27 Oct 2020 15:23:30 +0100 Subject: [PATCH] ARM: dts: exynos: Enable Bluetooth support for Midas board family Add a node for the BCM4334 Bluetooth chip on the serial bus #0 on the Exynos4412-based Midas board family. Signed-off-by: Marek Szyprowski Link: https://lore.kernel.org/r/20201027142330.5121-3-m.szyprowski@samsung.com Signed-off-by: Krzysztof Kozlowski --- arch/arm/boot/dts/exynos4412-midas.dtsi | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/arch/arm/boot/dts/exynos4412-midas.dtsi b/arch/arm/boot/dts/exynos4412-midas.dtsi index 7e7c243..96287c6 100644 --- a/arch/arm/boot/dts/exynos4412-midas.dtsi +++ b/arch/arm/boot/dts/exynos4412-midas.dtsi @@ -1109,6 +1109,21 @@ samsung,pin-pud = ; }; + bt_shutdown: bt-shutdown { + samsung,pins = "gpl0-6"; + samsung,pin-pud = ; + }; + + bt_host_wakeup: bt-host-wakeup { + samsung,pins = "gpx2-6"; + samsung,pin-pud = ; + }; + + bt_device_wakeup: bt-device-wakeup { + samsung,pins = "gpx3-1"; + samsung,pin-pud = ; + }; + max77686_irq: max77686-irq { samsung,pins = "gpx0-7"; samsung,pin-pud = ; @@ -1386,7 +1401,20 @@ }; &serial_0 { + pinctrl-0 = <&uart0_data &uart0_fctl>; + pinctrl-names = "default"; status = "okay"; + + bluetooth { + compatible = "brcm,bcm4330-bt"; + pinctrl-0 = <&bt_shutdown &bt_device_wakeup &bt_host_wakeup>; + pinctrl-names = "default"; + max-speed = <3000000>; + shutdown-gpios = <&gpl0 6 GPIO_ACTIVE_HIGH>; + device-wakeup-gpios = <&gpx3 1 GPIO_ACTIVE_HIGH>; + host-wakeup-gpios = <&gpx2 6 GPIO_ACTIVE_HIGH>; + clocks = <&max77686 MAX77686_CLK_PMIC>; + }; }; &serial_1 { -- 2.7.4