ARM: dts: at91: sama7g5-ek: use blocks 0 and 1 of TCB0 as cs and ce

Use blocks 0 and 1 of TCB0 for clocksource and clockevent functionality.
PIT64B is already enabled on SAMA7G5 targets for this but TCB0 will be
used as a fallback only in case PIT64B will fail to probe.

Signed-off-by: Claudiu Beznea <[e-mail]>
Signed-off-by: Nicolas Ferre <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

arch/arm/boot/dts/at91-sama7g5ek.dts

···
 	status = "okay";
 };
 
+&tcb0 {
+	timer0: timer@0 {
+		compatible = "atmel,tcb-timer";
+		reg = <0>;
+	};
+
+	timer1: timer@1 {
+		compatible = "atmel,tcb-timer";
+		reg = <1>;
+	};
+};
+
 &trng {
 	status = "okay";
 };