+/* Not an enumeration space register, but common to all cores to
+ * communicate w/PMU regarding Silicon Backplane clocking.
+ */
+#define SB_CLK_CTL_ST 0x1e0 /* clock control and status */
+
+/* clk_ctl_st register */
+#define CCS_FORCEALP 0x00000001 /* force ALP request */
+#define CCS_FORCEHT 0x00000002 /* force HT request */
+#define CCS_FORCEILP 0x00000004 /* force ILP request */
+#define CCS_ALPAREQ 0x00000008 /* ALP Avail Request */
+#define CCS_HTAREQ 0x00000010 /* HT Avail Request */
+#define CCS_FORCEHWREQOFF 0x00000020 /* Force HW Clock Request Off */
+#define CCS_ALPAVAIL 0x00010000 /* ALP is available */
+#define CCS_HTAVAIL 0x00020000 /* HT is available */
+#define CCS0_HTAVAIL 0x00010000 /* HT avail in chipc and pcmcia on 4328a0 */
+#define CCS0_ALPAVAIL 0x00020000 /* ALP avail in chipc and pcmcia on 4328a0 */
+