arm: rmobile: koelsch: Fix QoS revision 0.240 and 0.320

Add register define of DBSC3 operation adjustment register,
and add initial value.

Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>

board/renesas/koelsch/qos.c

@@ -111,6 +111,7 @@ void qos_init(void)
 
 	/* DBSC DBADJ2 */
 	writel(0x20042004, DBSC3_0_DBADJ2);
+	writel(0x20042004, DBSC3_1_DBADJ2);
 
 	/* S3C -QoS */
 	s3c = (struct rcar_s3c *)S3C_BASE;