soc: fsl: dpio: Remove unused inline function qbman_write_eqcr_am_rt_register

There's no callers in-tree anymore since commit
3b2abda ("soc: fsl: dpio: Replace QMAN array mode with ring mode enqueue")

Signed-off-by: YueHaibing <[email protected]>
Signed-off-by: Li Yang <[email protected]>

Author: YueHaibing

drivers/soc/fsl/dpio/qbman-portal.c

@@ -572,18 +572,6 @@ void qbman_eq_desc_set_qd(struct qbman_eq_desc *d, u32 qdid,
 #define EQAR_VB(eqar)      ((eqar) & 0x80)
 #define EQAR_SUCCESS(eqar) ((eqar) & 0x100)
 
-static inline void qbman_write_eqcr_am_rt_register(struct qbman_swp *p,
-						   u8 idx)
-{
-	if (idx < 16)
-		qbman_write_register(p, QBMAN_CINH_SWP_EQCR_AM_RT + idx * 4,
-				     QMAN_RT_MODE);
-	else
-		qbman_write_register(p, QBMAN_CINH_SWP_EQCR_AM_RT2 +
-				     (idx - 16) * 4,
-				     QMAN_RT_MODE);
-}
-
 #define QB_RT_BIT ((u32)0x100)
 /**
  * qbman_swp_enqueue_direct() - Issue an enqueue command