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authorJulien Panis <jpanis@baylibre.com>2023-04-05 15:44:05 +0530
committerVignesh Raghavendra <vigneshr@ti.com>2023-04-06 15:06:19 +0530
commit7a55fad79ba35e597e2e6232b5cda362a6453771 (patch)
tree20325300df94b9317b4043d654561ad06724c1d2
parentfc2b8d648049c4123117de426357393fd0d424c9 (diff)
arm64: dts: ti: k3-am62: Add watchdog nodes
commit 4eec5d77d330638dc8e79e25992420a78f2a3019 upstream. Add nodes for watchdogs : - 5 in main domain - 1 in MCU domain - 1 in wakeup domain Signed-off-by: Julien Panis <jpanis@baylibre.com> Reviewed-by: Bryan Brattlof <bb@ti.com> Link: https://lore.kernel.org/r/20230320165123.80561-3-nm@ti.com Signed-off-by: Nishanth Menon <nm@ti.com> Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
-rw-r--r--arch/arm64/boot/dts/ti/k3-am62-main.dtsi45
-rw-r--r--arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi11
-rw-r--r--arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi11
3 files changed, 67 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
index 0b87d41a3a1c..77372308a33a 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
@@ -662,6 +662,51 @@
status = "disabled";
};
+ main_rti0: watchdog@e000000 {
+ compatible = "ti,j7-rti-wdt";
+ reg = <0x00 0x0e000000 0x00 0x100>;
+ clocks = <&k3_clks 125 0>;
+ power-domains = <&k3_pds 125 TI_SCI_PD_EXCLUSIVE>;
+ assigned-clocks = <&k3_clks 125 0>;
+ assigned-clock-parents = <&k3_clks 125 2>;
+ };
+
+ main_rti1: watchdog@e010000 {
+ compatible = "ti,j7-rti-wdt";
+ reg = <0x00 0x0e010000 0x00 0x100>;
+ clocks = <&k3_clks 126 0>;
+ power-domains = <&k3_pds 126 TI_SCI_PD_EXCLUSIVE>;
+ assigned-clocks = <&k3_clks 126 0>;
+ assigned-clock-parents = <&k3_clks 126 2>;
+ };
+
+ main_rti2: watchdog@e020000 {
+ compatible = "ti,j7-rti-wdt";
+ reg = <0x00 0x0e020000 0x00 0x100>;
+ clocks = <&k3_clks 127 0>;
+ power-domains = <&k3_pds 127 TI_SCI_PD_EXCLUSIVE>;
+ assigned-clocks = <&k3_clks 127 0>;
+ assigned-clock-parents = <&k3_clks 127 2>;
+ };
+
+ main_rti3: watchdog@e030000 {
+ compatible = "ti,j7-rti-wdt";
+ reg = <0x00 0x0e030000 0x00 0x100>;
+ clocks = <&k3_clks 128 0>;
+ power-domains = <&k3_pds 128 TI_SCI_PD_EXCLUSIVE>;
+ assigned-clocks = <&k3_clks 128 0>;
+ assigned-clock-parents = <&k3_clks 128 2>;
+ };
+
+ main_rti15: watchdog@e0f0000 {
+ compatible = "ti,j7-rti-wdt";
+ reg = <0x00 0x0e0f0000 0x00 0x100>;
+ clocks = <&k3_clks 130 0>;
+ power-domains = <&k3_pds 130 TI_SCI_PD_EXCLUSIVE>;
+ assigned-clocks = <&k3_clks 130 0>;
+ assigned-clock-parents = <&k3_clks 130 2>;
+ };
+
epwm0: pwm@23000000 {
compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
#pwm-cells = <3>;
diff --git a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
index 28daf476e6a9..7081f63a425e 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
@@ -85,4 +85,15 @@
clocks = <&k3_clks 79 0>;
clock-names = "gpio";
};
+
+ mcu_rti0: watchdog@4880000 {
+ compatible = "ti,j7-rti-wdt";
+ reg = <0x00 0x04880000 0x00 0x100>;
+ clocks = <&k3_clks 131 0>;
+ power-domains = <&k3_pds 131 TI_SCI_PD_EXCLUSIVE>;
+ assigned-clocks = <&k3_clks 131 0>;
+ assigned-clock-parents = <&k3_clks 131 2>;
+ /* Tightly coupled to M4F */
+ status = "reserved";
+ };
};
diff --git a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi
index fec81546fbbd..7726ebae2539 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi
@@ -50,4 +50,15 @@
power-domains = <&k3_pds 117 TI_SCI_PD_EXCLUSIVE>;
wakeup-source;
};
+
+ wkup_rti0: watchdog@2b000000 {
+ compatible = "ti,j7-rti-wdt";
+ reg = <0x00 0x2b000000 0x00 0x100>;
+ clocks = <&k3_clks 132 0>;
+ power-domains = <&k3_pds 132 TI_SCI_PD_EXCLUSIVE>;
+ assigned-clocks = <&k3_clks 132 0>;
+ assigned-clock-parents = <&k3_clks 132 2>;
+ /* Used by DM firmware */
+ status = "reserved";
+ };
};