From b78d749d4ba7c217d2be644619a79a72e1fd5dfd Mon Sep 17 00:00:00 2001
From: Lukas Timmermann <linux@timmermann.space>
Date: Sun, 14 Jun 2026 22:16:35 +0200
Subject: [PATCH] ARM: dts: exynos: Add bluetooth support to manta

Enable the bcm4330-bt device for manta boards on serial0.
Also adds the necessary pin definitions and interrupt handling for
wakeup.

Co-developed-by: Alexandre Marquet <tb@a-marquet.fr>
Signed-off-by: Alexandre Marquet <tb@a-marquet.fr>
Signed-off-by: Lukas Timmermann <linux@timmermann.space>
Link: https://patch.msgid.link/20260614-manta-bluetooth-v2-1-52de06cabf9d@timmermann.space
[krzk: Fixed invalid Co-developed-by for Lukas Timmermann]
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
 .../arm/boot/dts/samsung/exynos5250-manta.dts | 41 ++++++++++++++++++-
 1 file changed, 40 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/samsung/exynos5250-manta.dts b/arch/arm/boot/dts/samsung/exynos5250-manta.dts
index 24a27b342227..76d3657eb22f 100644
--- a/arch/arm/boot/dts/samsung/exynos5250-manta.dts
+++ b/arch/arm/boot/dts/samsung/exynos5250-manta.dts
@@ -461,6 +461,13 @@ acc_int: acc-int-pins {
 		samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
 	};
 
+	bt_host_wakeup: bt-host-wakeup-pins {
+		samsung,pins = "gpx2-6";
+		samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
+		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+		samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
+	};
+
 	max77686_irq: max77686-irq-pins {
 		samsung,pins = "gpx0-2";
 		samsung,pin-function = <EXYNOS_PIN_FUNC_F>;
@@ -488,6 +495,20 @@ bh1721fvc_reset: bh1721fvc-reset-pins {
 		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 	};
 
+	bt_reg_on: bt-reg-on-pins {
+		samsung,pins = "gph0-0";
+		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
+		samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>;
+		samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>;
+	};
+
+	bt_wake: bt-wake-pins {
+		samsung,pins = "gph1-3";
+		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
+		samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>;
+		samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>;
+	};
+
 	msense_reset: msense-reset-pins {
 		samsung,pins = "gpg2-0";
 		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
@@ -536,7 +557,25 @@ &sd1_cmd {
 
 /* Bluetooth */
 &serial_0 {
-	status = "disabled";
+	pinctrl-0 = <&uart0_data &uart0_fctl>;
+	pinctrl-names = "default";
+
+	bluetooth {
+		compatible = "brcm,bcm4330-bt";
+
+		pinctrl-0 = <&bt_reg_on &bt_wake &bt_host_wakeup>;
+		pinctrl-names = "default";
+
+		shutdown-gpios = <&gph0 0 GPIO_ACTIVE_HIGH>;
+		device-wakeup-gpios = <&gph1 3 GPIO_ACTIVE_HIGH>;
+
+		interrupt-parent = <&gpx2>;
+		interrupts = <6 IRQ_TYPE_EDGE_FALLING>;
+		interrupt-names = "host-wakeup";
+
+		clocks = <&max77686 MAX77686_CLK_PMIC>;
+		clock-names = "lpo";
+	};
 };
 
 /* GPS */