+/*
+ * li_create initializes the lithium_t structure and sets up vm mappings
+ * to access the registers.
+ * Returns 0 on success, -errno on failure.
+ */
+
+static int __init li_create(lithium_t *lith, unsigned long baseaddr)
+{
+ static void li_destroy(lithium_t *);
+
+ spin_lock_init(&lith->lock);
+ lith->page0 = ioremap_nocache(baseaddr + LI_PAGE0_OFFSET, PAGE_SIZE);
+ lith->page1 = ioremap_nocache(baseaddr + LI_PAGE1_OFFSET, PAGE_SIZE);
+ lith->page2 = ioremap_nocache(baseaddr + LI_PAGE2_OFFSET, PAGE_SIZE);
+ if (!lith->page0 || !lith->page1 || !lith->page2) {
+ li_destroy(lith);
+ return -ENOMEM;
+ }
+ return 0;
+}
+