ARM: ux500: Rename dbx500 cpufreq code to be more generic

The cpufreq driver doesn't only handle the db8500 anymore. There
are new variants which rely on it too, so we've renamed the
driver to be more generic.
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NLee Jones <lee.jones@linaro.org>

arch/arm/mach-ux500/cpu-db8500.c

@@ -222,7 +222,7 @@ struct device * __init u8500_init_devices(struct ab8500_platform_data *ab8500)
 	db8500_add_usb(parent, usb_db8500_rx_dma_cfg, usb_db8500_tx_dma_cfg);
 
 	platform_device_register_data(parent,
-		"cpufreq-u8500", -1, NULL, 0);
+		"cpufreq-ux500", -1, NULL, 0);
 
 	for (i = 0; i < ARRAY_SIZE(platform_devs); i++)
 		platform_devs[i]->dev.parent = parent;
@@ -244,7 +244,7 @@ static struct device * __init u8500_of_init_devices(void)
 	db8500_add_usb(parent, usb_db8500_rx_dma_cfg, usb_db8500_tx_dma_cfg);
 
 	platform_device_register_data(parent,
-		"cpufreq-u8500", -1, NULL, 0);
+		"cpufreq-ux500", -1, NULL, 0);
 
 	u8500_dma40_device.dev.parent = parent;