packages: clean up the package folder

[openwrt.git] / package / utils / nvram / src / sdinitvals.h

diff --git a/package/utils/nvram/src/sdinitvals.h b/package/utils/nvram/src/sdinitvals.h
new file mode 100644 (file)
index 0000000..5a289ad
--- /dev/null
+++ b/package/utils/nvram/src/sdinitvals.h
@@ -0,0 +1,30 @@
+/*
+ * SDRAM init values
+ *
+ * Copyright 2007, Broadcom Corporation
+ * Copyright 2009, OpenWrt.org
+ * All Rights Reserved.
+ *
+ * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
+ * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
+ * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
+ *
+ */
+
+#ifndef _sdinitvals_h_
+#define _sdinitvals_h_
+
+/* SDRAM refresh control (refresh) register bits */
+#define SDRAM_REF(p)    (((p)&0xff) | SDRAM_REF_EN)     /* Refresh period */
+#define SDRAM_REF_EN    0x8000          /* Writing 1 enables periodic refresh */
+
+/* SDRAM Core default Init values (OCP ID 0x803) */
+#define MEM4MX16X2      0x419   /* 16 MB */
+
+#define SDRAM_INIT     MEM4MX16X2
+#define SDRAM_BURSTFULL 0x0000  /* Use full page bursts */
+#define SDRAM_CONFIG    SDRAM_BURSTFULL
+#define SDRAM_REFRESH   SDRAM_REF(0x40)
+
+#endif /* _sdinitvals_h_ */