Add Error Signaling Module (ESM) instances in MCU and MAIN domains, set ESM interrupt sources for rti as per TRM [0] 10.4 Interrupt Sources. Add comments to describe what interrupt sources are routed to ESM modules. [0] https://www.ti.com/lit/ug/spruj16b/spruj16b.pdf Signed-off-by: Judith Mendez <jm@xxxxxx> --- Changes since v2: - No change --- arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 8 ++++++++ arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi | 8 ++++++++ 2 files changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi index 916fcf3cc57d1..8c35293c3d2b0 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi @@ -265,6 +265,14 @@ main_pmx0: pinctrl@f4000 { pinctrl-single,function-mask = <0xffffffff>; }; + main_esm: esm@420000 { + compatible = "ti,j721e-esm"; + reg = <0x0 0x420000 0x0 0x1000>; + /* Interrupt sources: rti0, rti1, wrti0, rti4, rti2, rti3 */ + ti,esm-pins = <192>, <193>, <195>, <204>, <209>, <210>; + bootph-pre-ram; + }; + main_timer0: timer@2400000 { compatible = "ti,am654-timer"; reg = <0x00 0x2400000 0x00 0x400>; diff --git a/arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi index 8c36e56f41388..a5ca4ce523a46 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi @@ -15,6 +15,14 @@ mcu_pmx0: pinctrl@4084000 { status = "disabled"; }; + mcu_esm: esm@4100000 { + compatible = "ti,j721e-esm"; + reg = <0x0 0x4100000 0x0 0x1000>; + /* Interrupt sources: esm0_cfg, esm0_hi, esm0_low, mrti0 */ + ti,esm-pins = <0>, <1>, <2>, <85>; + bootph-pre-ram; + }; + /* * The MCU domain timer interrupts are routed only to the ESM module, * and not currently available for Linux. The MCU domain timers are -- 2.46.0
