at91: Move at91 global data into arch_global_data

Move these fields into arch_global_data.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/include/asm/global_data.h b/arch/arm/include/asm/global_data.h
index 9fddf3b..d147899 100644
--- a/arch/arm/include/asm/global_data.h
+++ b/arch/arm/include/asm/global_data.h
@@ -26,6 +26,15 @@
 
 /* Architecture-specific global data */
 struct arch_global_data {
+#ifdef CONFIG_AT91FAMILY
+	/* "static data" needed by at91's clock.c */
+	unsigned long	cpu_clk_rate_hz;
+	unsigned long	main_clk_rate_hz;
+	unsigned long	mck_rate_hz;
+	unsigned long	plla_rate_hz;
+	unsigned long	pllb_rate_hz;
+	unsigned long	at91_pllb_usb_init;
+#endif
 };
 
 /*
@@ -50,15 +59,6 @@
 #ifdef CONFIG_FSL_ESDHC
 	unsigned long	sdhc_clk;
 #endif
-#ifdef CONFIG_AT91FAMILY
-	/* "static data" needed by at91's clock.c */
-	unsigned long	cpu_clk_rate_hz;
-	unsigned long	main_clk_rate_hz;
-	unsigned long	mck_rate_hz;
-	unsigned long	plla_rate_hz;
-	unsigned long	pllb_rate_hz;
-	unsigned long	at91_pllb_usb_init;
-#endif
 #ifdef CONFIG_ARM
 	/* "static data" needed by most of timer.c on ARM platforms */
 	unsigned long	timer_rate_hz;