arm: dts: k3-k721e: Add Main domain ESM support

Main domain ESM support is needed to configure main domain watchdogs
to generate ESM pin events by default. On J7 processor board these
propagate to the PMIC to generate a reset when watchdog expires.

Signed-off-by: Tero Kristo <t-kristo@ti.com>

diff --git a/arch/arm/dts/k3-j721e-r5-common-proc-board.dts b/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
index 62009719fc6b6309d63bf0094bb0358ae847e45b..ebea9efa582da413dc8ccd9578aefe15f259f4b1 100644 (file)
--- a/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
+++ b/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
@@ -77,6 +77,15 @@
        };
 };
 
+&cbass_main {
+       main_esm: esm@700000 {
+               compatible = "ti,j721e-esm";
+               reg = <0x0 0x700000 0x0 0x1000>;
+               ti,esm-pins = <344>, <345>;
+               u-boot,dm-spl;
+       };
+};
+
 &dmsc {
        mboxes= <&mcu_secproxy 8>, <&mcu_secproxy 6>, <&mcu_secproxy 5>;
        mbox-names = "tx", "rx", "notify";

diff --git a/arch/arm/dts/k3-j721e.dtsi b/arch/arm/dts/k3-j721e.dtsi
index 04137b99486cb27143b7fd2157b3ef7555d3d7e7..6bd5aabe23740a00f5ce238ddbec89dde9a3f90e 100644 (file)
--- a/arch/arm/dts/k3-j721e.dtsi
+++ b/arch/arm/dts/k3-j721e.dtsi
@@ -137,6 +137,7 @@
                #size-cells = <2>;
                ranges = <0x00 0x00100000 0x00 0x00100000 0x00 0x00020000>, /* ctrl mmr */
                         <0x00 0x00600000 0x00 0x00600000 0x00 0x00031100>, /* GPIO */
+                        <0x00 0x00700000 0x00 0x00700000 0x00 0x00001000>, /* ESM */
                         <0x00 0x00900000 0x00 0x00900000 0x00 0x00012000>, /* serdes */
                         <0x00 0x00A40000 0x00 0x00A40000 0x00 0x00000800>, /* timesync router */
                         <0x00 0x01000000 0x00 0x01000000 0x00 0x0af02400>, /* Most peripherals */