3 files changed, 6 insertions, 2 deletions
diff --git a/src/occ_gpe1/gpe1_dimm.h b/src/occ_gpe1/gpe1_dimm.h
index b151f87..59dbdac 100755
--- a/src/occ_gpe1/gpe1_dimm.h
+++ b/src/occ_gpe1/gpe1_dimm.h
@@ -51,6 +51,10 @@
 #define PEEK_ERROR_MASK                 0x00000000FC000000
 #define PEEK_MORE_DATA                  0x0000000002000000
 
+// 0-15: Bit Rate Divisor - 0x0049 gives approx 391kHz (and allows margin for clock variation)
+// 16-21: Port Number (0-5)
+// 22-26: reserved (0s)
+#define I2C_MODE_REG_DIVISOR    0x0049000000000000
 
 void dimm_set_ffdc(GpeErrorStruct *o_error, uint32_t i_addr, uint32_t i_rc, uint64_t i_ffdc);
 
diff --git a/src/occ_gpe1/gpe1_dimm_read.c b/src/occ_gpe1/gpe1_dimm_read.c
index 133ad9f..90f4a4b 100644
--- a/src/occ_gpe1/gpe1_dimm_read.c
+++ b/src/occ_gpe1/gpe1_dimm_read.c
@@ -268,7 +268,7 @@ void dimm_write_mode(ipc_msg_t* cmd, void* arg)
     // 0-15: Bit Rate Divisor - 0x0049 gives approx 391kHz (and allows margin for clock variation)
     // 16-21: Port Number (0-5)
     // 22-26: reserved (0s)
-    regValue = 0x0049000000000000;
+    regValue = I2C_MODE_REG_DIVISOR;
     if ((args->i2cPort > 0) && (args->i2cPort < 6))
     {
         regValue |= ((uint64_t)args->i2cPort << 42);
diff --git a/src/occ_gpe1/gpe1_dimm_reset.c b/src/occ_gpe1/gpe1_dimm_reset.c
index 161bd43..16cf8da 100644
--- a/src/occ_gpe1/gpe1_dimm_reset.c
+++ b/src/occ_gpe1/gpe1_dimm_reset.c
@@ -126,7 +126,7 @@ void dimm_reset_slave(ipc_msg_t* cmd, void* arg)
     // 0-15: Bit Rate Divisor - 0x0049 gives approx 391kHz (and allows margin for clock variation)
     // 16-21: Port Number (0-5)
     // 22-26: reserved (0s)
-    regValue = 0x0049000000000000;
+    regValue = I2C_MODE_REG_DIVISOR;
     if ((args->i2cPort > 0) && (args->i2cPort < 6))
     {
         regValue |= ((uint64_t)args->i2cPort << 42);