From 0e3f9140ad04dca9a6a93dd6a6decdc53fd665ca Mon Sep 17 00:00:00 2001 From: Quanyang Wang Date: Tue, 2 Sep 2025 09:56:18 +0200 Subject: [PATCH] arm64: zynqmp: Disable coresight by default When secure-boot mode of bootloader is enabled, the registers of coresight are not permitted to access that's why disable it by default. Signed-off-by: Quanyang Wang Signed-off-by: Michal Simek Link: https://lore.kernel.org/r/7e308b8efe977c4912079b4d1b1ab3d24908559e.1756799774.git.michal.simek@amd.com --- arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi index 5f26649c9e11e..938b014ca9231 100644 --- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi +++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi @@ -550,6 +550,7 @@ reg = <0x0 0xfec10000 0x0 0x1000>; clock-names = "apb_pclk"; cpu = <&cpu0>; + status = "disabled"; }; cpu1_debug: debug@fed10000 { @@ -557,6 +558,7 @@ reg = <0x0 0xfed10000 0x0 0x1000>; clock-names = "apb_pclk"; cpu = <&cpu1>; + status = "disabled"; }; cpu2_debug: debug@fee10000 { @@ -564,6 +566,7 @@ reg = <0x0 0xfee10000 0x0 0x1000>; clock-names = "apb_pclk"; cpu = <&cpu2>; + status = "disabled"; }; cpu3_debug: debug@fef10000 { @@ -571,6 +574,7 @@ reg = <0x0 0xfef10000 0x0 0x1000>; clock-names = "apb_pclk"; cpu = <&cpu3>; + status = "disabled"; }; /* GDMA */ -- 2.47.3