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Diffstat (limited to 'overlays/apalis-imx8_st-m41t0_overlay.dts')
-rw-r--r--overlays/apalis-imx8_st-m41t0_overlay.dts29
1 files changed, 29 insertions, 0 deletions
diff --git a/overlays/apalis-imx8_st-m41t0_overlay.dts b/overlays/apalis-imx8_st-m41t0_overlay.dts
new file mode 100644
index 0000000..76374e0
--- /dev/null
+++ b/overlays/apalis-imx8_st-m41t0_overlay.dts
@@ -0,0 +1,29 @@
+// Enable the external RTC ST m41t0
+
+/dts-v1/;
+/plugin/;
+
+#include "dt-bindings/interrupt-controller/irq.h"
+#include "dt-bindings/gpio/gpio.h"
+
+/ {
+ compatible = "toradex,apalis-imx8qm";
+};
+
+&i2c2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* M41T0M6 real time clock on carrier board */
+ rtc_i2c: rtc@68 {
+ compatible = "st,m41t0";
+ reg = <0x68>;
+ };
+};
+
+&{/aliases} {
+ aliases {
+ rtc0 = &rtc_i2c;
+ };
+};
+