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>

2 files changed, 159 insertions, 0 deletions

diff --git a/arch/mips/include/asm/netlogic/xlr/bridge.h b/arch/mips/include/asm/netlogic/xlr/bridge.h
new file mode 100644
index 00000000000..2d02428c4f1
--- /dev/null
+++ b/arch/mips/include/asm/netlogic/xlr/bridge.h
@@ -0,0 +1,104 @@
+/*
+ * 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_BRIDGE_H_
+#define _ASM_NLM_BRIDGE_H_
+
+#define BRIDGE_DRAM_0_BAR               0
+#define BRIDGE_DRAM_1_BAR               1
+#define BRIDGE_DRAM_2_BAR               2
+#define BRIDGE_DRAM_3_BAR               3
+#define BRIDGE_DRAM_4_BAR               4
+#define BRIDGE_DRAM_5_BAR               5
+#define BRIDGE_DRAM_6_BAR               6
+#define BRIDGE_DRAM_7_BAR               7
+#define BRIDGE_DRAM_CHN_0_MTR_0_BAR     8
+#define BRIDGE_DRAM_CHN_0_MTR_1_BAR     9
+#define BRIDGE_DRAM_CHN_0_MTR_2_BAR     10
+#define BRIDGE_DRAM_CHN_0_MTR_3_BAR     11
+#define BRIDGE_DRAM_CHN_0_MTR_4_BAR     12
+#define BRIDGE_DRAM_CHN_0_MTR_5_BAR     13
+#define BRIDGE_DRAM_CHN_0_MTR_6_BAR     14
+#define BRIDGE_DRAM_CHN_0_MTR_7_BAR     15
+#define BRIDGE_DRAM_CHN_1_MTR_0_BAR     16
+#define BRIDGE_DRAM_CHN_1_MTR_1_BAR     17
+#define BRIDGE_DRAM_CHN_1_MTR_2_BAR     18
+#define BRIDGE_DRAM_CHN_1_MTR_3_BAR     19
+#define BRIDGE_DRAM_CHN_1_MTR_4_BAR     20
+#define BRIDGE_DRAM_CHN_1_MTR_5_BAR     21
+#define BRIDGE_DRAM_CHN_1_MTR_6_BAR     22
+#define BRIDGE_DRAM_CHN_1_MTR_7_BAR     23
+#define BRIDGE_CFG_BAR                  24
+#define BRIDGE_PHNX_IO_BAR              25
+#define BRIDGE_FLASH_BAR                26
+#define BRIDGE_SRAM_BAR                 27
+#define BRIDGE_HTMEM_BAR                28
+#define BRIDGE_HTINT_BAR                29
+#define BRIDGE_HTPIC_BAR                30
+#define BRIDGE_HTSM_BAR                 31
+#define BRIDGE_HTIO_BAR                 32
+#define BRIDGE_HTCFG_BAR                33
+#define BRIDGE_PCIXCFG_BAR              34
+#define BRIDGE_PCIXMEM_BAR              35
+#define BRIDGE_PCIXIO_BAR               36
+#define BRIDGE_DEVICE_MASK              37
+#define BRIDGE_AERR_INTR_LOG1           38
+#define BRIDGE_AERR_INTR_LOG2           39
+#define BRIDGE_AERR_INTR_LOG3           40
+#define BRIDGE_AERR_DEV_STAT            41
+#define BRIDGE_AERR1_LOG1               42
+#define BRIDGE_AERR1_LOG2               43
+#define BRIDGE_AERR1_LOG3               44
+#define BRIDGE_AERR1_DEV_STAT           45
+#define BRIDGE_AERR_INTR_EN             46
+#define BRIDGE_AERR_UPG                 47
+#define BRIDGE_AERR_CLEAR               48
+#define BRIDGE_AERR1_CLEAR              49
+#define BRIDGE_SBE_COUNTS               50
+#define BRIDGE_DBE_COUNTS               51
+#define BRIDGE_BITERR_INT_EN            52
+
+#define BRIDGE_SYS2IO_CREDITS           53
+#define BRIDGE_EVNT_CNT_CTRL1           54
+#define BRIDGE_EVNT_COUNTER1            55
+#define BRIDGE_EVNT_CNT_CTRL2           56
+#define BRIDGE_EVNT_COUNTER2            57
+#define BRIDGE_RESERVED1                58
+
+#define BRIDGE_DEFEATURE                59
+#define BRIDGE_SCRATCH0                 60
+#define BRIDGE_SCRATCH1                 61
+#define BRIDGE_SCRATCH2                 62
+#define BRIDGE_SCRATCH3                 63
+
+#endif
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 00000000000..f8aca5472b6
--- /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