ARM: pxa: clean up set_pxa_fb_info

set_pxa_fb_info() has been a long-standing wart in the naming scheme
of the pxa_set_xxx_info() functions.  This renames the function, and
combines set_pxa_fb_parent() with set_pxa_fb_info().

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-pxa/eseries.c b/arch/arm/mach-pxa/eseries.c
index edca0a0..8fdf5a3 100644
--- a/arch/arm/mach-pxa/eseries.c
+++ b/arch/arm/mach-pxa/eseries.c
@@ -344,7 +344,7 @@
 	/* Fixme - e400 may have a switched clock */
 	eseries_register_clks();
 	eseries_get_tmio_gpios();
-	set_pxa_fb_info(&e400_pxafb_mach_info);
+	pxa_set_fb_info(NULL, &e400_pxafb_mach_info);
 	platform_add_devices(ARRAY_AND_SIZE(e400_devices));
 	pxa_set_udc_info(&e7xx_udc_mach_info);
 }