[PATCH] arm64: dts: imx8m: Disable job ring 0 nodes

Fabio Estevam festevam at denx.de
Wed Jun 8 10:02:23 PDT 2022


Now that the JR0 reservation is done in both upstream (v2.7) and
downstream (NXP lf_v2.4) TF-A versions, the kernel fails to initialize
the job ring 0:

 # dmesg | grep jr
caam_jr 30901000.jr: failed to flush job ring 0
caam_jr: probe of 30901000.jr failed with error -5

Disable the sec_jr0 nodes by default to avoid the caam_jr probe error.

Suggested-by: Andrey Zhizhikin <andrey.zhizhikin at leica-geosystems.com>
Signed-off-by: Fabio Estevam <festevam at denx.de>
---
 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 1 +
 arch/arm64/boot/dts/freescale/imx8mn.dtsi | 1 +
 arch/arm64/boot/dts/freescale/imx8mp.dtsi | 1 +
 arch/arm64/boot/dts/freescale/imx8mq.dtsi | 1 +
 4 files changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 1bf070473829..8049a16d6027 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -911,6 +911,7 @@ sec_jr0: jr at 1000 {
 					compatible = "fsl,sec-v4.0-job-ring";
 					reg = <0x1000 0x1000>;
 					interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
+					status = "disabled";
 				};
 
 				sec_jr1: jr at 2000 {
diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
index e41e1d56f980..fdfcc75a80e8 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -857,6 +857,7 @@ sec_jr0: jr at 1000 {
 					 compatible = "fsl,sec-v4.0-job-ring";
 					 reg = <0x1000 0x1000>;
 					 interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
+					 status = "disabled";
 				};
 
 				sec_jr1: jr at 2000 {
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index d9542dfff83f..c560d867fb6e 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -791,6 +791,7 @@ sec_jr0: jr at 1000 {
 					compatible = "fsl,sec-v4.0-job-ring";
 					reg = <0x1000 0x1000>;
 					interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
+					status = "disabled";
 				};
 
 				sec_jr1: jr at 2000 {
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index 49eadb081b19..4338d82a28de 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -1018,6 +1018,7 @@ sec_jr0: jr at 1000 {
 					compatible = "fsl,sec-v4.0-job-ring";
 					reg = <0x1000 0x1000>;
 					interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
+					status = "disabled";
 				};
 
 				sec_jr1: jr at 2000 {
-- 
2.25.1




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