MIPS: JZ4740: dts: Add bindings for the jz4740-wdt driver

Also remove the watchdog platform_device from platform.c, since it
wasn't used anywhere anyway.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Wim Van Sebroeck <wim@linux-watchdog.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Malaterre <malat@debian.org>
Cc: linux-mips@linux-mips.org
Cc: linux-watchdog@vger.kernel.org
Cc: devicetree@vger.kernel.org
[jhogan@kernel.org: Drop jz4740_wdt_device declaration from header]
Signed-off-by: James Hogan <jhogan@kernel.org>

arch/mips/boot/dts/ingenic/jz4740.dtsi

@@ -45,6 +45,14 @@
 		#clock-cells = <1>;
 	};
 
+	watchdog: watchdog@10002000 {
+		compatible = "ingenic,jz4740-watchdog";
+		reg = <0x10002000 0x10>;
+
+		clocks = <&cgu JZ4740_CLK_RTC>;
+		clock-names = "rtc";
+	};
+
 	rtc_dev: rtc@10003000 {
 		compatible = "ingenic,jz4740-rtc";
 		reg = <0x10003000 0x40>;

arch/mips/include/asm/mach-jz4740/platform.h

@@ -29,7 +29,6 @@ extern struct platform_device jz4740_i2s_device;
 extern struct platform_device jz4740_pcm_device;
 extern struct platform_device jz4740_codec_device;
 extern struct platform_device jz4740_adc_device;
-extern struct platform_device jz4740_wdt_device;
 extern struct platform_device jz4740_pwm_device;
 extern struct platform_device jz4740_dma_device;
 

arch/mips/jz4740/platform.c

@@ -233,22 +233,6 @@ struct platform_device jz4740_adc_device = {
 	.resource	= jz4740_adc_resources,
 };
 
-/* Watchdog */
-static struct resource jz4740_wdt_resources[] = {
-	{
-		.start = JZ4740_WDT_BASE_ADDR,
-		.end   = JZ4740_WDT_BASE_ADDR + 0x10 - 1,
-		.flags = IORESOURCE_MEM,
-	},
-};
-
-struct platform_device jz4740_wdt_device = {
-	.name	       = "jz4740-wdt",
-	.id	       = -1,
-	.num_resources = ARRAY_SIZE(jz4740_wdt_resources),
-	.resource      = jz4740_wdt_resources,
-};
-
 /* PWM */
 struct platform_device jz4740_pwm_device = {
 	.name = "jz4740-pwm",