From 231cb93c06aced94150165d64d490359f7ea8a59 Mon Sep 17 00:00:00 2001 From: Jonathan Marek Date: Wed, 29 Jan 2020 18:20:31 -0500 Subject: [PATCH] ARM: dts: qcom: msm8974-hammerhead: add support for bluetooth Add support for the bluetooth found on the Nexus 5 phone. Signed-off-by: Jonathan Marek [masneyb@onstation.org: formatting cleanups; remove sleep clock; patch extracted from much larger out of tree patch.] Signed-off-by: Brian Masney Link: https://lore.kernel.org/r/20200129232031.34538-4-masneyb@onstation.org Signed-off-by: Bjorn Andersson --- .../qcom-msm8974-lge-nexus5-hammerhead.dts | 71 +++++++++++++++++++ 1 file changed, 71 insertions(+) diff --git a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts index 3487daf98e813..32b474bfeec32 100644 --- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts +++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts @@ -12,6 +12,7 @@ aliases { serial0 = &blsp1_uart1; + serial1 = &blsp2_uart10; }; chosen { @@ -355,6 +356,57 @@ bias-disable; }; }; + + bt_pin: bt { + hostwake { + pins = "gpio42"; + function = "gpio"; + }; + + devwake { + pins = "gpio62"; + function = "gpio"; + }; + + shutdown { + pins = "gpio41"; + function = "gpio"; + }; + }; + + blsp2_uart10_pin_a: blsp2-uart10-pin-active { + tx { + pins = "gpio53"; + function = "blsp_uart10"; + + drive-strength = <2>; + bias-disable; + }; + + rx { + pins = "gpio54"; + function = "blsp_uart10"; + + drive-strength = <2>; + bias-pull-up; + }; + + cts { + pins = "gpio55"; + function = "blsp_uart10"; + + drive-strength = <2>; + bias-pull-up; + }; + + rts { + pins = "gpio56"; + function = "blsp_uart10"; + + drive-strength = <2>; + bias-disable; + }; + }; }; sdhci@f9824900 { @@ -418,6 +470,25 @@ }; }; + serial@f9960000 { + status = "ok"; + + pinctrl-names = "default"; + pinctrl-0 = <&blsp2_uart10_pin_a>; + + bluetooth { + compatible = "brcm,bcm43438-bt"; + max-speed = <3000000>; + + pinctrl-names = "default"; + pinctrl-0 = <&bt_pin>; + + host-wakeup-gpios = <&msmgpio 42 GPIO_ACTIVE_HIGH>; + device-wakeup-gpios = <&msmgpio 62 GPIO_ACTIVE_HIGH>; + shutdown-gpios = <&msmgpio 41 GPIO_ACTIVE_HIGH>; + }; + }; + i2c@f9967000 { status = "ok"; pinctrl-names = "default"; -- 2.30.2