Hi all,
On 8/13/24 6:03 PM, Judith Mendez wrote:
Add Error Signaling Module (ESM) instances in MCU and MAIN
domains, set ESM interrupt sources for rti as per TRM [0] 9.4
Interrupt Sources.
Add comments to describe what interrupt sources are routed to
ESM modules.
[0] https://www.ti.com/lit/ug/spruid7e/spruid7e.pdf
Signed-off-by: Judith Mendez <jm@xxxxxx>
---
Changes since v1:
- Add patch 6/6 for am65x
---
arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 8 ++++++++
arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi | 8 ++++++++
2 files changed, 16 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
index 1af3dedde1f67..07c9f043dac0b 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
@@ -54,6 +54,14 @@ gic_its: msi-controller@1820000 {
};
};
+ main_esm: esm@700000 {
+ compatible = "ti,j721e-esm";
+ reg = <0x00 0x700000 0x00 0x1000>;
+ /* Interrupt sources: rti0, rti1, rti2, rti3 */
+ ti,esm-pins = <224>, <225>, <226>, <227>;
I am not sure if someone knows the answer to this question, but..
I noticed that for rti, the interrupt source id's are different
for SR1 vs SR2, so which should be used here in k3-am65-main?
Here, I assumed SR2.
~ Judith
+ bootph-pre-ram;
+ };
+
serdes0: serdes@900000 {
compatible = "ti,phy-am654-serdes";
reg = <0x0 0x900000 0x0 0x2000>;
diff --git a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
index 43c6118d2bf0f..e10cb9f483698 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
@@ -440,6 +440,14 @@ mcu_r5fss0_core1: r5f@41400000 {
};
};
+ mcu_esm: esm@40800000 {
+ compatible = "ti,j721e-esm";
+ reg = <0x00 0x40800000 0x00 0x1000>;
+ /* Interrupt sources: mrti0, mrti1 */
+ ti,esm-pins = <104>, <105>;
+ bootph-pre-ram;
+ };
+
mcu_rti1: watchdog@40610000 {
compatible = "ti,j7-rti-wdt";
reg = <0x0 0x40610000 0x0 0x100>;
