[PATCH v2 02/15] arm64: dts: imx8mm-phycore-som: Fix bluetooth wakeup source

Andrej Picej andrej.picej at norik.com
Sun Dec 1 23:20:39 PST 2024


Not using pull-up on the host wake-up line triggers the wake up
immediately after device enters suspend. Fix this by enabling internal
pull-up and setting interrupt triggering on the falling edge.

Signed-off-by: Andrej Picej <andrej.picej at norik.com>
Reviewed-by: Teresa Remmet <t.remmet at phytec.de>
---
Changes in v2:
 - added Teresa's Reviewed-by tag.
---
 arch/arm64/boot/dts/freescale/imx8mm-phyboard-polis-rdk.dts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-phyboard-polis-rdk.dts b/arch/arm64/boot/dts/freescale/imx8mm-phyboard-polis-rdk.dts
index 5eacbd9611ee..31d5c57d3c24 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-phyboard-polis-rdk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-phyboard-polis-rdk.dts
@@ -255,7 +255,7 @@ bluetooth {
 		device-wakeup-gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>;
 		interrupt-names = "host-wakeup";
 		interrupt-parent = <&gpio2>;
-		interrupts = <9 IRQ_TYPE_EDGE_BOTH>;
+		interrupts = <9 IRQ_TYPE_EDGE_FALLING>;
 		max-speed = <2000000>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_bt>;
@@ -332,7 +332,7 @@ pinctrl_bt: btgrp {
 		fsl,pins = <
 			MX8MM_IOMUXC_SD1_DATA4_GPIO2_IO6	0x00
 			MX8MM_IOMUXC_SD1_DATA6_GPIO2_IO8	0x00
-			MX8MM_IOMUXC_SD1_DATA7_GPIO2_IO9	0x00
+			MX8MM_IOMUXC_SD1_DATA7_GPIO2_IO9	0x140
 		>;
 	};
 
-- 
2.34.1




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