1 files changed, 98 insertions, 0 deletions
diff --git a/drivers/staging/rt3090/common/eeprom.c b/drivers/staging/rt3090/common/eeprom.c
new file mode 100644
index 0000000000000..2e837499e5e4c
--- /dev/null
+++ b/drivers/staging/rt3090/common/eeprom.c
@@ -0,0 +1,98 @@
+/*
+ *************************************************************************
+ * Ralink Tech Inc.
+ * 5F., No.36, Taiyuan St., Jhubei City,
+ * Hsinchu County 302,
+ * Taiwan, R.O.C.
+ *
+ * (c) Copyright 2002-2007, Ralink Technology, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify  *
+ * it under the terms of the GNU General Public License as published by  *
+ * the Free Software Foundation; either version 2 of the License, or     *
+ * (at your option) any later version.                                   *
+ *                                                                       *
+ * This program is distributed in the hope that it will be useful,       *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ * GNU General Public License for more details.                          *
+ *                                                                       *
+ * You should have received a copy of the GNU General Public License     *
+ * along with this program; if not, write to the                         *
+ * Free Software Foundation, Inc.,                                       *
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *                                                                       *
+ *************************************************************************
+
+	Module Name:
+	eeprom.c
+
+	Abstract:
+
+	Revision History:
+	Who			When			What
+	--------	----------		----------------------------------------------
+	Name		Date			Modification logs
+*/
+
+#include "../rt_config.h"
+
+
+INT RtmpChipOpsEepromHook(
+	IN RTMP_ADAPTER *pAd,
+	IN INT			infType)
+{
+	RTMP_CHIP_OP	*pChipOps = &pAd->chipOps;
+#ifdef RT30xx
+#ifdef RTMP_EFUSE_SUPPORT
+	UINT32			eFuseCtrl, MacCsr0;
+	int index;
+
+	index = 0;
+	do
+	{
+		RTMP_IO_READ32(pAd, MAC_CSR0, &MacCsr0);
+		pAd->MACVersion = MacCsr0;
+
+		if ((pAd->MACVersion != 0x00) && (pAd->MACVersion != 0xFFFFFFFF))
+			break;
+
+		RTMPusecDelay(10);
+	} while (index++ < 100);
+
+	pAd->bUseEfuse=FALSE;
+	RTMP_IO_READ32(pAd, EFUSE_CTRL, &eFuseCtrl);
+	pAd->bUseEfuse = ( (eFuseCtrl & 0x80000000) == 0x80000000) ? 1 : 0;
+	if(pAd->bUseEfuse)
+	{
+		pChipOps->eeinit = eFuse_init;
+		pChipOps->eeread = rtmp_ee_efuse_read16;
+		pChipOps->eewrite = rtmp_ee_efuse_write16;
+		return 0 ;
+	}
+	else
+	{
+		pAd->bFroceEEPROMBuffer = FALSE;
+		DBGPRINT(RT_DEBUG_TRACE, ("NVM is EEPROM\n"));
+	}
+#endif // RTMP_EFUSE_SUPPORT //
+#endif // RT30xx //
+
+	switch(infType)
+	{
+#ifdef RTMP_PCI_SUPPORT
+		case RTMP_DEV_INF_PCI:
+			pChipOps->eeinit = NULL;
+			pChipOps->eeread = rtmp_ee_prom_read16;
+			pChipOps->eewrite = rtmp_ee_prom_write16;
+			break;
+#endif // RTMP_PCI_SUPPORT //
+
+
+		default:
+			DBGPRINT(RT_DEBUG_ERROR, ("RtmpChipOpsEepromHook() failed!\n"));
+			break;
+	}
+
+	return 0;
+}