MIPS: Netlogic: Platform NAND/NOR flash support

Changes to add support for the boot NOR flash on XLR boards and the
boot NAND/NOR flash drivers on the XLS boards.

Signed-off-by: Ganesan Ramalingam <ganesanr@netlogicmicro.com>
Signed-off-by: Jayachandran C <jayachandranc@netlogicmicro.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/3758/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 55 insertions, 0 deletions

diff --git a/arch/mips/include/asm/netlogic/xlr/flash.h b/arch/mips/include/asm/netlogic/xlr/flash.h
new file mode 100644
index 000000000000..f8aca5472b6c
--- /dev/null
+++ b/arch/mips/include/asm/netlogic/xlr/flash.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2003-2012 Broadcom Corporation
+ * All Rights Reserved
+ *
+ * This software is available to you under a choice of one of two
+ * licenses.  You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the Broadcom
+ * license below:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY BROADCOM ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef _ASM_NLM_FLASH_H_
+#define _ASM_NLM_FLASH_H_
+
+#define FLASH_CSBASE_ADDR(cs)           (cs)
+#define FLASH_CSADDR_MASK(cs)           (0x10 + (cs))
+#define FLASH_CSDEV_PARM(cs)            (0x20 + (cs))
+#define FLASH_CSTIME_PARMA(cs)          (0x30 + (cs))
+#define FLASH_CSTIME_PARMB(cs)          (0x40 + (cs))
+
+#define FLASH_INT_MASK                  0x50
+#define FLASH_INT_STATUS                0x60
+#define FLASH_ERROR_STATUS              0x70
+#define FLASH_ERROR_ADDR                0x80
+
+#define FLASH_NAND_CLE(cs)              (0x90 + (cs))
+#define FLASH_NAND_ALE(cs)              (0xa0 + (cs))
+
+#define FLASH_NAND_CSDEV_PARAM          0x000041e6
+#define FLASH_NAND_CSTIME_PARAMA        0x4f400e22
+#define FLASH_NAND_CSTIME_PARAMB        0x000083cf
+
+#endif