+/* Per-channel register definitions */
+#define GLTSYN_AUX_OUT(_chan, _idx) (GLTSYN_AUX_OUT_0(_idx) + ((_chan) * 8))
+#define GLTSYN_CLKO(_chan, _idx) (GLTSYN_CLKO_0(_idx) + ((_chan) * 8))
+#define GLTSYN_TGT_L(_chan, _idx) (GLTSYN_TGT_L_0(_idx) + ((_chan) * 16))
+#define GLTSYN_TGT_H(_chan, _idx) (GLTSYN_TGT_H_0(_idx) + ((_chan) * 16))
+