clocksource/drivers/fttmr010: Add AST2500 compatible string

Also clean up space-before-tab issues in the documentation.
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Acked-by: Joel Stanley <joel@jms.id.au>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

Documentation/devicetree/bindings/timer/faraday,fttmr010.txt

@@ -10,6 +10,8 @@ Required properties:
   "cortina,gemini-timer", "faraday,fttmr010"
   "moxa,moxart-timer", "faraday,fttmr010"
   "aspeed,ast2400-timer"
+  "aspeed,ast2500-timer"
+
 - reg : Should contain registers location and length
 - interrupts : Should contain the three timer interrupts usually with
   flags for falling edge

drivers/clocksource/timer-fttmr010.c

@@ -358,4 +358,5 @@ static int __init fttmr010_timer_init(struct device_node *np)
 CLOCKSOURCE_OF_DECLARE(fttmr010, "faraday,fttmr010", fttmr010_timer_init);
 CLOCKSOURCE_OF_DECLARE(gemini, "cortina,gemini-timer", fttmr010_timer_init);
 CLOCKSOURCE_OF_DECLARE(moxart, "moxa,moxart-timer", fttmr010_timer_init);
-CLOCKSOURCE_OF_DECLARE(aspeed, "aspeed,ast2400-timer", fttmr010_timer_init);
+CLOCKSOURCE_OF_DECLARE(ast2400, "aspeed,ast2400-timer", fttmr010_timer_init);
+CLOCKSOURCE_OF_DECLARE(ast2500, "aspeed,ast2500-timer", fttmr010_timer_init);