From cd58325b2ac19b14286b3690d5fcf3f17d3dc527 Mon Sep 17 00:00:00 2001 From: Vinayak Kariappa Chettimada Date: Wed, 10 Apr 2024 10:13:46 +0200 Subject: [PATCH] samples: Bluetooth: hci_ipc comment about NRF_DEFAULT_IRQ_PRIORITY Update comment about use of NRF_DEFAULT_IRQ_PRIORITY in hci_ipc sample for Nordic nRF53x series. Signed-off-by: Vinayak Kariappa Chettimada --- samples/bluetooth/hci_ipc/dts/arm/nordic/override.dtsi | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/samples/bluetooth/hci_ipc/dts/arm/nordic/override.dtsi b/samples/bluetooth/hci_ipc/dts/arm/nordic/override.dtsi index 51d065dee0d..31f20b802ce 100644 --- a/samples/bluetooth/hci_ipc/dts/arm/nordic/override.dtsi +++ b/samples/bluetooth/hci_ipc/dts/arm/nordic/override.dtsi @@ -1,2 +1,5 @@ -/* Keep default IRQ priority low for peripherals to reduce Radio ISR latency */ +/* Keep default IRQ priority low for peripherals to reduce Radio ISR latency. + * ARM Cortex-M4 lowest priority value of 5, i.e. considering Zephyr reserved 2 + * levels for Exceptions and ZLI (if enabled). + */ #define NRF_DEFAULT_IRQ_PRIORITY 5