[ARM] Remove asm/hardware.h, use asm/arch/hardware.h instead

Remove includes of asm/hardware.h in addition to asm/arch/hardware.h.
Then, since asm/hardware.h only exists to include asm/arch/hardware.h,
update everything to directly include asm/arch/hardware.h and remove
asm/hardware.h.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

drivers/spi/omap_uwire.c

@@ -47,7 +47,7 @@
 
 #include <asm/system.h>
 #include <asm/irq.h>
-#include <asm/hardware.h>
+#include <asm/arch/hardware.h>
 #include <asm/io.h>
 #include <asm/mach-types.h>
 

drivers/spi/pxa2xx_spi.c

@@ -31,7 +31,6 @@
 
 #include <asm/io.h>
 #include <asm/irq.h>
-#include <asm/hardware.h>
 #include <asm/delay.h>
 #include <asm/dma.h>
 

drivers/spi/spi_imx.c

@@ -33,7 +33,6 @@
 
 #include <asm/io.h>
 #include <asm/irq.h>
-#include <asm/hardware.h>
 #include <asm/delay.h>
 
 #include <asm/arch/hardware.h>

drivers/spi/spi_s3c24xx.c

@@ -25,7 +25,7 @@
 
 #include <asm/io.h>
 #include <asm/dma.h>
-#include <asm/hardware.h>
+#include <asm/arch/hardware.h>
 
 #include <asm/arch/regs-gpio.h>
 #include <asm/plat-s3c24xx/regs-spi.h>

drivers/spi/spi_s3c24xx_gpio.c

@@ -23,7 +23,7 @@
 
 #include <asm/arch/regs-gpio.h>
 #include <asm/arch/spi-gpio.h>
-#include <asm/hardware.h>
+#include <asm/arch/hardware.h>
 
 struct s3c2410_spigpio {
 	struct spi_bitbang		 bitbang;