Davinci: Configurable NAND chip selects

[karo-tx-uboot.git] / include / asm-arm / arch-davinci / emif_defs.h

diff --git a/include/asm-arm/arch-davinci/emif_defs.h b/include/asm-arm/arch-davinci/emif_defs.h
index c91e30c8fca2d57c39f33ab2f8412436f1cfec2c..d67292f4b4bf16f4cbe947848873859c39c2a402 100644 (file)
--- a/include/asm-arm/arch-davinci/emif_defs.h
+++ b/include/asm-arm/arch-davinci/emif_defs.h
@@ -51,10 +51,7 @@ typedef struct {
        dv_reg          NANDFCR;
        dv_reg          NANDFSR;
        u_int8_t        RSVD1[8];
-       dv_reg          NANDF1ECC;
-       dv_reg          NANDF2ECC;
-       dv_reg          NANDF3ECC;
-       dv_reg          NANDF4ECC;
+       dv_reg          NANDFECC[4];
        u_int8_t        RSVD2[60];
        dv_reg          NAND4BITECCLOAD;
        dv_reg          NAND4BITECC1;
@@ -68,4 +65,13 @@ typedef struct {
 } emif_registers;
 
 typedef emif_registers *emifregs;
+
+#define DAVINCI_NANDFCR_4BIT_ECC_SEL_MASK              (3 << 4)
+#define DAVINCI_NANDFCR_4BIT_ECC_SEL(n)                        ((n-2) << 4)
+
+#define DAVINCI_NANDFCR_1BIT_ECC_START(n)              (1 << (8 + (n-2)))
+
+#define DAVINCI_NANDFCR_4BIT_ECC_START                 (1 << 12)
+#define DAVINCI_NANDFCR_4BIT_CALC_START                        (1 << 13)
+
 #endif