85xx: Add PORBMSR and PORDEVSR shift defines

Add defines similar to those already used for the the 86xx architecture.
This will ease sharing of PCI code between the 85xx and 86xx
architectures.
Signed-off-by: NPeter Tyser <ptyser@xes-inc.com>
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

include/asm-ppc/immap_85xx.h

@@ -1530,6 +1530,7 @@ typedef struct ccsr_gur {
 #define MPC85xx_PORPLLSR_QE_RATIO_SHIFT		25
 	uint	porbmsr;	/* 0xe0004 - POR boot mode status register */
 #define MPC85xx_PORBMSR_HA		0x00070000
+#define MPC85xx_PORBMSR_HA_SHIFT	16
 	uint	porimpscr;	/* 0xe0008 - POR I/O impedance status and control register */
 	uint	pordevsr;	/* 0xe000c - POR I/O device status regsiter */
 #define MPC85xx_PORDEVSR_SGMII1_DIS	0x20000000
@@ -1539,6 +1540,7 @@ typedef struct ccsr_gur {
 #define MPC85xx_PORDEVSR_SRDS2_IO_SEL   0x38000000
 #define MPC85xx_PORDEVSR_PCI1		0x00800000
 #define MPC85xx_PORDEVSR_IO_SEL		0x00780000
+#define MPC85xx_PORDEVSR_IO_SEL_SHIFT	19
 #define MPC85xx_PORDEVSR_PCI2_ARB	0x00040000
 #define MPC85xx_PORDEVSR_PCI1_ARB	0x00020000
 #define MPC85xx_PORDEVSR_PCI1_PCI32	0x00010000