[U-Boot] [PATCH] driver/fsl_ifc: Add a function to finalize CS0 address binding

York Sun yorksun at freescale.com
Wed Mar 19 21:52:34 CET 2014


For fsl-lsch3 NOR flash boot, IFC CS0 needs to be binded with address
within 32-bit at fist. After u-boot relocates to DDR, CS0 can be binded
to higher address to support large space.

Signed-off-by: York Sun <yorksun at freescale.com>
CC: Prabhakar Kushwaha <prabhakar at freescale.com>
---
 drivers/misc/fsl_ifc.c |    7 +++++++
 include/fsl_ifc.h      |    1 +
 2 files changed, 8 insertions(+)

diff --git a/drivers/misc/fsl_ifc.c b/drivers/misc/fsl_ifc.c
index be61973..3902e9f 100644
--- a/drivers/misc/fsl_ifc.c
+++ b/drivers/misc/fsl_ifc.c
@@ -162,3 +162,10 @@ void init_early_memctl_regs(void)
 	set_ifc_csor(IFC_CS7, CONFIG_SYS_CSOR7);
 #endif
 }
+
+void init_final_memctl_regs(void)
+{
+#ifdef CONFIG_SYS_CSPR0_FINAL
+	set_ifc_cspr(IFC_CS0, CONFIG_SYS_CSPR0_FINAL);
+#endif
+}
diff --git a/include/fsl_ifc.h b/include/fsl_ifc.h
index 58a6efd..630e4b4 100644
--- a/include/fsl_ifc.h
+++ b/include/fsl_ifc.h
@@ -784,6 +784,7 @@ enum ifc_nand_fir_opcodes {
 
 extern void print_ifc_regs(void);
 extern void init_early_memctl_regs(void);
+void init_final_memctl_regs(void);
 
 #define IFC_BASE_ADDR ((struct fsl_ifc *)CONFIG_SYS_IFC_ADDR)
 
-- 
1.7.9.5




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