From 885aae6860fae1eed38f5cc1ac09a40e4896a38c Mon Sep 17 00:00:00 2001 From: Alexey Minnekhanov Date: Tue, 6 Apr 2021 17:05:51 +0300 Subject: [PATCH] ARM: dts: qcom: msm8974-klte: Add bluetooth support Broadcom BCM4354 is used on Samsung Galaxy S5 phone on BLSP2 UART8 bus. Signed-off-by: Alexey Minnekhanov Link: https://lore.kernel.org/r/20210406140551.3328241-2-alexeymin@postmarketos.org Signed-off-by: Bjorn Andersson --- arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts | 50 +++++++++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts index 2dadb83..d737de7 100644 --- a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts +++ b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts @@ -322,6 +322,27 @@ status = "okay"; }; + /* blsp2_uart8 */ + serial@f995e000 { + status = "okay"; + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&blsp2_uart8_pins_active>; + pinctrl-1 = <&blsp2_uart8_pins_sleep>; + + bluetooth { + compatible = "brcm,bcm43540-bt"; + max-speed = <3000000>; + pinctrl-names = "default"; + pinctrl-0 = <&bt_pins>; + device-wakeup-gpios = <&msmgpio 91 GPIO_ACTIVE_HIGH>; + shutdown-gpios = <&gpio_expander 9 GPIO_ACTIVE_HIGH>; + interrupt-parent = <&msmgpio>; + interrupts = <75 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "host-wakeup"; + }; + }; + gpio-keys { compatible = "gpio-keys"; input-name = "gpio-keys"; @@ -356,6 +377,35 @@ }; pinctrl@fd510000 { + blsp2_uart8_pins_active: blsp2-uart8-pins-active { + pins = "gpio45", "gpio46", "gpio47", "gpio48"; + function = "blsp_uart8"; + drive-strength = <8>; + bias-disable; + }; + + blsp2_uart8_pins_sleep: blsp2-uart8-pins-sleep { + pins = "gpio45", "gpio46", "gpio47", "gpio48"; + function = "gpio"; + drive-strength = <2>; + bias-pull-down; + }; + + bt_pins: bt-pins { + hostwake { + pins = "gpio75"; + function = "gpio"; + drive-strength = <16>; + input-enable; + }; + + devwake { + pins = "gpio91"; + function = "gpio"; + drive-strength = <2>; + }; + }; + sdhc1_pin_a: sdhc1-pin-active { clk { pins = "sdc1_clk"; -- 2.7.4