pwm: atmel: Enable PWM on sama5d2

sama5d2 can use the same atmel_pwm_data as sama5d3.

Signed-off-by: Claudiu Beznea <[e-mail]>
Acked-by: Rob Herring <[e-mail]>
Reviewed-by: Boris Brezillon <[e-mail]>
Signed-off-by: Thierry Reding <[e-mail]>

Documentation/devicetree/bindings/pwm/atmel-pwm.txt

···
   - compatible: should be one of:
     - "atmel,at91sam9rl-pwm"
     - "atmel,sama5d3-pwm"
+    - "atmel,sama5d2-pwm"
   - reg: physical base address and length of the controller's registers
   - #pwm-cells: Should be 3. See pwm.txt in this directory for a
     description of the cells format.

drivers/pwm/pwm-atmel.c

···
 		.compatible = "atmel,sama5d3-pwm",
 		.data = &atmel_pwm_regs_v2,
 	}, {
+		.compatible = "atmel,sama5d2-pwm",
+		.data = &atmel_pwm_regs_v2,
+	}, {
 		/* sentinel */
 	},
 };