[ARM] 4090/2: avoid clash between PXA and SA1111 defines

The Lubbock platform uses both a PXA25x and a SA1111 at the same time.
Both chips have the same "Serial Audio Controller" registers although
the SA1111 one is never expected to be used in preference to the PXA25x
one. So let's disable the SA1111 defines whenever compilation is for a
PXA architecture and make the PXA defines always defined.

This removes a bunch of "already defined" warnings as well since the
current hack to prevent them depended on include ordering which wasn't
always right.

While at it, clean up the SA1111 defines allowing to get rid of the
__CCREG() macro.
Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

include/asm-arm/arch-pxa/pxa-regs.h

@@ -463,9 +463,6 @@
  * Serial Audio Controller
  */
 
-/* FIXME: This clash with SA1111 defines */
-#ifndef _ASM_ARCH_SA1111
-
 #define SACR0		__REG(0x40400000)  /* Global Control Register */
 #define SACR1		__REG(0x40400004)  /* Serial Audio I 2 S/MSB-Justified Control Register */
 #define SASR0		__REG(0x4040000C)  /* Serial Audio I 2 S/MSB-Justified Interface and FIFO Status Register */
@@ -503,8 +500,6 @@
 #define SAIMR_RFS	(1 << 4)	/* Enable Rx FIFO Service Interrupt */
 #define SAIMR_TFS	(1 << 3)	/* Enable Tx FIFO Service Interrupt */
 
-#endif
-
 /*
  * AC97 Controller registers
  */

include/asm-arm/hardware/sa1111.h

@@ -29,6 +29,9 @@
 #define _SA1111(x)	((x) + sa1111->resource.start)
 #endif
 
+#define sa1111_writel(val,addr)	__raw_writel(val, addr)
+#define sa1111_readl(addr)	__raw_readl(addr)
+
 /*
  * 26 bits of the SA-1110 address bus are available to the SA-1111.
  * Use these when feeding target addresses to the DMA engines.
@@ -44,14 +47,6 @@
 
 #define SA1111_SAC_DMA_MIN_XFER	(0x800)
 
-/*
- * SA1111 register definitions.
- */
-#define __CCREG(x)	__REGP(SA1111_VBASE + (x))
-
-#define sa1111_writel(val,addr)	__raw_writel(val, addr)
-#define sa1111_readl(addr)	__raw_readl(addr)
-
 /*
  * System Bus Interface (SBI)
  *
@@ -194,55 +189,37 @@
  *    SADR              Serial Audio Data Register (16 x 32-bit)
  */
 
-#define _SACR0          _SA1111( 0x0600 )
-#define _SACR1          _SA1111( 0x0604 )
-#define _SACR2          _SA1111( 0x0608 )
-#define _SASR0          _SA1111( 0x060c )
-#define _SASR1          _SA1111( 0x0610 )
-#define _SASCR          _SA1111( 0x0618 )
-#define _L3_CAR         _SA1111( 0x061c )
-#define _L3_CDR         _SA1111( 0x0620 )
-#define _ACCAR          _SA1111( 0x0624 )
-#define _ACCDR          _SA1111( 0x0628 )
-#define _ACSAR          _SA1111( 0x062c )
-#define _ACSDR          _SA1111( 0x0630 )
-#define _SADTCS         _SA1111( 0x0634 )
-#define _SADTSA         _SA1111( 0x0638 )
-#define _SADTCA         _SA1111( 0x063c )
-#define _SADTSB         _SA1111( 0x0640 )
-#define _SADTCB         _SA1111( 0x0644 )
-#define _SADRCS         _SA1111( 0x0648 )
-#define _SADRSA         _SA1111( 0x064c )
-#define _SADRCA         _SA1111( 0x0650 )
-#define _SADRSB         _SA1111( 0x0654 )
-#define _SADRCB         _SA1111( 0x0658 )
-#define _SAITR          _SA1111( 0x065c )
-#define _SADR           _SA1111( 0x0680 )
-
-#define SACR0		__CCREG(0x0600)
-#define SACR1		__CCREG(0x0604)
-#define SACR2		__CCREG(0x0608)
-#define SASR0		__CCREG(0x060c)
-#define SASR1		__CCREG(0x0610)
-#define SASCR		__CCREG(0x0618)
-#define L3_CAR		__CCREG(0x061c)
-#define L3_CDR		__CCREG(0x0620)
-#define ACCAR		__CCREG(0x0624)
-#define ACCDR		__CCREG(0x0628)
-#define ACSAR		__CCREG(0x062c)
-#define ACSDR		__CCREG(0x0630)
-#define SADTCS		__CCREG(0x0634)
-#define SADTSA		__CCREG(0x0638)
-#define SADTCA		__CCREG(0x063c)
-#define SADTSB		__CCREG(0x0640)
-#define SADTCB		__CCREG(0x0644)
-#define SADRCS		__CCREG(0x0648)
-#define SADRSA		__CCREG(0x064c)
-#define SADRCA		__CCREG(0x0650)
-#define SADRSB		__CCREG(0x0654)
-#define SADRCB		__CCREG(0x0658)
-#define SAITR		__CCREG(0x065c)
-#define SADR		__CCREG(0x0680)
+#define SA1111_SERAUDIO		0x0600
+
+/*
+ * These are offsets from the above base.
+ */
+#define SA1111_SACR0		0x00
+#define SA1111_SACR1		0x04
+#define SA1111_SACR2		0x08
+#define SA1111_SASR0		0x0c
+#define SA1111_SASR1		0x10
+#define SA1111_SASCR		0x18
+#define SA1111_L3_CAR		0x1c
+#define SA1111_L3_CDR		0x20
+#define SA1111_ACCAR		0x24
+#define SA1111_ACCDR		0x28
+#define SA1111_ACSAR		0x2c
+#define SA1111_ACSDR		0x30
+#define SA1111_SADTCS		0x34
+#define SA1111_SADTSA		0x38
+#define SA1111_SADTCA		0x3c
+#define SA1111_SADTSB		0x40
+#define SA1111_SADTCB		0x44
+#define SA1111_SADRCS		0x48
+#define SA1111_SADRSA		0x4c
+#define SA1111_SADRCA		0x50
+#define SA1111_SADRSB		0x54
+#define SA1111_SADRCB		0x58
+#define SA1111_SAITR		0x5c
+#define SA1111_SADR		0x80
+
+#ifndef CONFIG_ARCH_PXA
 
 #define SACR0_ENB	(1<<0)
 #define SACR0_BCKD	(1<<2)
@@ -330,6 +307,8 @@
 #define SAITR_RDBDA	(1<<10)
 #define SAITR_RDBDB	(1<<11)
 
+#endif  /* !CONFIG_ARCH_PXA */
+
 /*
  * General-Purpose I/O Interface
  *