[PATCH 1/2] AR7: use ar7_has_high_vlynq() to determine watchdog base address

[Florian Fainelli <florian@openwrt.org>]

Instead of doing yet another switch/case on the chip_id, use existing
inline function to set the watchdog base address.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
---
diff --git a/arch/mips/ar7/platform.c b/arch/mips/ar7/platform.c
index 2fafc78..1d4a466 100644
--- a/arch/mips/ar7/platform.c
+++ b/arch/mips/ar7/platform.c
@@ -576,7 +576,6 @@ static int __init ar7_register_devices(void)
 {
        void __iomem *bootcr;
        u32 val;
-       u16 chip_id;
        int res;
 
        res = ar7_register_uarts();
@@ -635,18 +634,10 @@ static int __init ar7_register_devices(void)
        val = readl(bootcr);
        iounmap(bootcr);
        if (val & AR7_WDT_HW_ENA) {
-               chip_id = ar7_chip_id();
-               switch (chip_id) {
-               case AR7_CHIP_7100:
-               case AR7_CHIP_7200:
-                       ar7_wdt_res.start = AR7_REGS_WDT;
-                       break;
-               case AR7_CHIP_7300:
+               if (ar7_has_high_vlynq())
                        ar7_wdt_res.start = UR8_REGS_WDT;
-                       break;
-               default:
-                       break;
-               }
+               else
+                       ar7_wdt_res.start = AR7_REGS_WDT;
 
                ar7_wdt_res.end = ar7_wdt_res.start + 0x20;
                res = platform_device_register(&ar7_wdt);