From ffdf8890ae2564e8b5af36b1b384ca7e9bcdd7c2 Mon Sep 17 00:00:00 2001
From: Kumar Gala <galak@kernel.crashing.org>
Date: Fri, 17 Aug 2012 08:20:25 +0000
Subject: Added new ext fields to IFC

In case more than 32 bit address is used, the EXT bit should be set.
Need to fix up address map for IFC #CS for 4, also need to move # of IFC
banks into config_mpc85xx.h

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: York Sun <yorksun@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>

diff --git a/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c b/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c
index 6682496..56b319f 100644
--- a/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c
+++ b/arch/powerpc/cpu/mpc8xxx/fsl_ifc.c
@@ -44,12 +44,18 @@ void init_early_memctl_regs(void)
 	set_ifc_ftim(IFC_CS0, IFC_FTIM3, CONFIG_SYS_CS0_FTIM3);
 
 #if !defined(CONFIG_SYS_FSL_ERRATUM_IFC_A003399) || defined(CONFIG_SYS_RAMBOOT)
+#ifdef CONFIG_SYS_CSPR0_EXT
+	set_ifc_cspr_ext(IFC_CS0, CONFIG_SYS_CSPR0_EXT);
+#endif
 	set_ifc_cspr(IFC_CS0, CONFIG_SYS_CSPR0);
 	set_ifc_amask(IFC_CS0, CONFIG_SYS_AMASK0);
 	set_ifc_csor(IFC_CS0, CONFIG_SYS_CSOR0);
 #endif
 #endif
 
+#ifdef CONFIG_SYS_CSPR1_EXT
+	set_ifc_cspr_ext(IFC_CS1, CONFIG_SYS_CSPR1_EXT);
+#endif
 #if defined(CONFIG_SYS_CSPR1) && defined(CONFIG_SYS_CSOR1)
 	set_ifc_ftim(IFC_CS1, IFC_FTIM0, CONFIG_SYS_CS1_FTIM0);
 	set_ifc_ftim(IFC_CS1, IFC_FTIM1, CONFIG_SYS_CS1_FTIM1);
@@ -61,6 +67,9 @@ void init_early_memctl_regs(void)
 	set_ifc_cspr(IFC_CS1, CONFIG_SYS_CSPR1);
 #endif
 
+#ifdef CONFIG_SYS_CSPR2_EXT
+	set_ifc_cspr_ext(IFC_CS2, CONFIG_SYS_CSPR2_EXT);
+#endif
 #if defined(CONFIG_SYS_CSPR2) && defined(CONFIG_SYS_CSOR2)
 	set_ifc_ftim(IFC_CS2, IFC_FTIM0, CONFIG_SYS_CS2_FTIM0);
 	set_ifc_ftim(IFC_CS2, IFC_FTIM1, CONFIG_SYS_CS2_FTIM1);
@@ -72,6 +81,9 @@ void init_early_memctl_regs(void)
 	set_ifc_cspr(IFC_CS2, CONFIG_SYS_CSPR2);
 #endif
 
+#ifdef CONFIG_SYS_CSPR3_EXT
+	set_ifc_cspr_ext(IFC_CS3, CONFIG_SYS_CSPR3_EXT);
+#endif
 #if defined(CONFIG_SYS_CSPR3) && defined(CONFIG_SYS_CSOR3)
 	set_ifc_ftim(IFC_CS3, IFC_FTIM0, CONFIG_SYS_CS3_FTIM0);
 	set_ifc_ftim(IFC_CS3, IFC_FTIM1, CONFIG_SYS_CS3_FTIM1);
diff --git a/arch/powerpc/include/asm/fsl_ifc.h b/arch/powerpc/include/asm/fsl_ifc.h
index 7d95eb4..ba41b73 100644
--- a/arch/powerpc/include/asm/fsl_ifc.h
+++ b/arch/powerpc/include/asm/fsl_ifc.h
@@ -783,12 +783,16 @@ extern void init_early_memctl_regs(void);
 
 #define IFC_BASE_ADDR ((struct fsl_ifc *)CONFIG_SYS_IFC_ADDR)
 
+#define get_ifc_cspr_ext(i) (in_be32(&(IFC_BASE_ADDR)->cspr_cs[i].cspr_ext))
 #define get_ifc_cspr(i) (in_be32(&(IFC_BASE_ADDR)->cspr_cs[i].cspr))
+#define get_ifc_csor_ext(i) (in_be32(&(IFC_BASE_ADDR)->csor_cs[i].csor_ext))
 #define get_ifc_csor(i) (in_be32(&(IFC_BASE_ADDR)->csor_cs[i].csor))
 #define get_ifc_amask(i) (in_be32(&(IFC_BASE_ADDR)->amask_cs[i].amask))
 #define get_ifc_ftim(i, j) (in_be32(&(IFC_BASE_ADDR)->ftim_cs[i].ftim[j]))
 
+#define set_ifc_cspr_ext(i, v) (out_be32(&(IFC_BASE_ADDR)->cspr_cs[i].cspr_ext, v))
 #define set_ifc_cspr(i, v) (out_be32(&(IFC_BASE_ADDR)->cspr_cs[i].cspr, v))
+#define set_ifc_csor_ext(i, v) (out_be32(&(IFC_BASE_ADDR)->csor_cs[i].csor_ext, v))
 #define set_ifc_csor(i, v) (out_be32(&(IFC_BASE_ADDR)->csor_cs[i].csor, v))
 #define set_ifc_amask(i, v) (out_be32(&(IFC_BASE_ADDR)->amask_cs[i].amask, v))
 #define set_ifc_ftim(i, j, v) \
@@ -909,22 +913,24 @@ struct fsl_ifc_gpcm {
  */
 struct fsl_ifc {
 	u32 ifc_rev;
-	u32 res1[0x3];
+	u32 res1[0x2];
 	struct {
+		u32 cspr_ext;
 		u32 cspr;
-		u32 res2[0x2];
+		u32 res2;
 	} cspr_cs[FSL_IFC_BANK_COUNT];
-	u32 res3[0x18];
+	u32 res3[0x19];
 	struct {
 		u32 amask;
 		u32 res4[0x2];
 	} amask_cs[FSL_IFC_BANK_COUNT];
-	u32 res5[0x18];
+	u32 res5[0x17];
 	struct {
+		u32 csor_ext;
 		u32 csor;
-		u32 res6[0x2];
+		u32 res6;
 	} csor_cs[FSL_IFC_BANK_COUNT];
-	u32 res7[0x18];
+	u32 res7[0x19];
 	struct {
 		u32 ftim[4];
 		u32 res8[0x8];
-- 
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