[MIPS] Support for the RM9000-based Basler eXcite smart camera platform.

Signed-off-by: Thomas Koeller <thomas.koeller@baslerweb.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

9 files changed, 313 insertions, 2 deletions

diff --git a/include/asm-mips/bootinfo.h b/include/asm-mips/bootinfo.h
index 72fa6dc45523..3b745e76f429 100644
--- a/include/asm-mips/bootinfo.h
+++ b/include/asm-mips/bootinfo.h
@@ -217,6 +217,7 @@
  */
 #define MACH_GROUP_TITAN       22       /* PMC-Sierra Titan             */
 #define  MACH_TITAN_YOSEMITE    1       /* PMC-Sierra Yosemite          */
+#define  MACH_TITAN_EXCITE      2       /* Basler eXcite                */
 
 /*
  * Valid machtype for group NEC EMMA2RH
diff --git a/include/asm-mips/mach-excite/cpu-feature-overrides.h b/include/asm-mips/mach-excite/cpu-feature-overrides.h
new file mode 100644
index 000000000000..abb76b2fd865
--- /dev/null
+++ b/include/asm-mips/mach-excite/cpu-feature-overrides.h
@@ -0,0 +1,40 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2004 Thomas Koeller <thomas.koeller@baslerweb.com>
+ */
+#ifndef __ASM_MACH_EXCITE_CPU_FEATURE_OVERRIDES_H
+#define __ASM_MACH_EXCITE_CPU_FEATURE_OVERRIDES_H
+
+/*
+ * Basler eXcite has an RM9122 processor.
+ */
+#define cpu_has_watch           1
+#define cpu_has_mips16          0
+#define cpu_has_divec           0
+#define cpu_has_vce             0
+#define cpu_has_cache_cdex_p    0
+#define cpu_has_cache_cdex_s    0
+#define cpu_has_prefetch        1
+#define cpu_has_mcheck          0
+#define cpu_has_ejtag           0
+
+#define cpu_has_llsc            1
+#define cpu_has_vtag_icache     0
+#define cpu_has_dc_aliases      0
+#define cpu_has_ic_fills_f_dc   0
+#define cpu_has_dsp             0
+#define cpu_icache_snoops_remote_store  0
+
+#define cpu_has_nofpuex         0
+#define cpu_has_64bits          1
+
+#define cpu_has_subset_pcaches  0
+
+#define cpu_dcache_line_size()  32
+#define cpu_icache_line_size()  32
+#define cpu_scache_line_size()  32
+
+#endif /* __ASM_MACH_EXCITE_CPU_FEATURE_OVERRIDES_H */
diff --git a/include/asm-mips/mach-excite/excite.h b/include/asm-mips/mach-excite/excite.h
new file mode 100644
index 000000000000..c52610de2b3a
--- /dev/null
+++ b/include/asm-mips/mach-excite/excite.h
@@ -0,0 +1,155 @@
+#ifndef __EXCITE_H__
+#define __EXCITE_H__
+
+#include <linux/config.h>
+#include <linux/init.h>
+#include <asm/addrspace.h>
+#include <asm/types.h>
+
+#define EXCITE_CPU_EXT_CLOCK 100000000
+
+#if !defined(__ASSEMBLER__)
+void __init excite_kgdb_init(void);
+void excite_procfs_init(void);
+extern unsigned long memsize;
+extern char modetty[];
+extern u32 unit_id;
+#endif
+
+/* Base name for XICAP devices */
+#define XICAP_NAME      "xicap_gpi"
+
+/* OCD register offsets */
+#define LKB0            0x0038
+#define LKB5            0x0128
+#define LKM5            0x012C
+#define LKB7            0x0138
+#define LKM7            0x013c
+#define LKB8            0x0140
+#define LKM8            0x0144
+#define LKB9            0x0148
+#define LKM9            0x014c
+#define LKB10           0x0150
+#define LKM10           0x0154
+#define LKB11           0x0158
+#define LKM11           0x015c
+#define LKB12           0x0160
+#define LKM12           0x0164
+#define LKB13           0x0168
+#define LKM13           0x016c
+#define LDP0            0x0200
+#define LDP1            0x0210
+#define LDP2            0x0220
+#define LDP3            0x0230
+#define INTPIN0         0x0A40
+#define INTPIN1         0x0A44
+#define INTPIN2         0x0A48
+#define INTPIN3         0x0A4C
+#define INTPIN4         0x0A50
+#define INTPIN5         0x0A54
+#define INTPIN6         0x0A58
+#define INTPIN7         0x0A5C
+
+
+
+
+/* TITAN register offsets */
+#define CPRR            0x0004
+#define CPDSR           0x0008
+#define CPTC0R          0x000c
+#define CPTC1R          0x0010
+#define CPCFG0          0x0020
+#define CPCFG1          0x0024
+#define CPDST0A         0x0028
+#define CPDST0B         0x002c
+#define CPDST1A         0x0030
+#define CPDST1B         0x0034
+#define CPXDSTA         0x0038
+#define CPXDSTB         0x003c
+#define CPXCISRA        0x0048
+#define CPXCISRB        0x004c
+#define CPGIG0ER        0x0050
+#define CPGIG1ER        0x0054
+#define CPGRWL          0x0068
+#define CPURSLMT        0x00f8
+#define UACFG           0x0200
+#define UAINTS          0x0204
+#define SDRXFCIE        0x4828
+#define SDTXFCIE        0x4928
+#define INTP0Status0    0x1B00
+#define INTP0Mask0      0x1B04
+#define INTP0Set0       0x1B08
+#define INTP0Clear0     0x1B0C
+#define GXCFG           0x5000
+#define GXDMADRPFX      0x5018
+#define GXDMA_DESCADR   0x501c
+#define GXCH0TDESSTRT   0x5054
+
+/* IRQ definitions */
+#define NMICONFIG               0xac0
+#define TITAN_MSGINT    0xc4
+#define TITAN_IRQ       ((TITAN_MSGINT / 0x20) + 2)
+#define FPGA0_MSGINT    0x5a
+#define FPGA0_IRQ       ((FPGA0_MSGINT / 0x20) + 2)
+#define FPGA1_MSGINT    0x7b
+#define FPGA1_IRQ       ((FPGA1_MSGINT / 0x20) + 2)
+#define PHY_MSGINT      0x9c
+#define PHY_IRQ         ((PHY_MSGINT   / 0x20) + 2)
+
+#if defined(CONFIG_BASLER_EXCITE_PROTOTYPE)
+/* Pre-release units used interrupt pin #9 */
+#define USB_IRQ         11
+#else
+/* Re-designed units use interrupt pin #1 */
+#define USB_MSGINT      0x39
+#define USB_IRQ         ((USB_MSGINT / 0x20) + 2)
+#endif
+#define TIMER_IRQ       12
+
+
+/* Device address ranges */
+#define EXCITE_OFFS_OCD         0x1fffc000
+#define EXCITE_SIZE_OCD         (16 * 1024)
+#define EXCITE_PHYS_OCD         CPHYSADDR(EXCITE_OFFS_OCD)
+#define EXCITE_ADDR_OCD         CKSEG1ADDR(EXCITE_OFFS_OCD)
+
+#define EXCITE_OFFS_SCRAM       0x1fffa000
+#define EXCITE_SIZE_SCRAM       (8 << 10)
+#define EXCITE_PHYS_SCRAM       CPHYSADDR(EXCITE_OFFS_SCRAM)
+#define EXCITE_ADDR_SCRAM       CKSEG1ADDR(EXCITE_OFFS_SCRAM)
+
+#define EXCITE_OFFS_PCI_IO      0x1fff8000
+#define EXCITE_SIZE_PCI_IO      (8 << 10)
+#define EXCITE_PHYS_PCI_IO      CPHYSADDR(EXCITE_OFFS_PCI_IO)
+#define EXCITE_ADDR_PCI_IO      CKSEG1ADDR(EXCITE_OFFS_PCI_IO)
+
+#define EXCITE_OFFS_TITAN       0x1fff0000
+#define EXCITE_SIZE_TITAN       (32 << 10)
+#define EXCITE_PHYS_TITAN       CPHYSADDR(EXCITE_OFFS_TITAN)
+#define EXCITE_ADDR_TITAN       CKSEG1ADDR(EXCITE_OFFS_TITAN)
+
+#define EXCITE_OFFS_PCI_MEM     0x1ffe0000
+#define EXCITE_SIZE_PCI_MEM     (64 << 10)
+#define EXCITE_PHYS_PCI_MEM     CPHYSADDR(EXCITE_OFFS_PCI_MEM)
+#define EXCITE_ADDR_PCI_MEM     CKSEG1ADDR(EXCITE_OFFS_PCI_MEM)
+
+#define EXCITE_OFFS_FPGA        0x1ffdc000
+#define EXCITE_SIZE_FPGA        (16 << 10)
+#define EXCITE_PHYS_FPGA        CPHYSADDR(EXCITE_OFFS_FPGA)
+#define EXCITE_ADDR_FPGA        CKSEG1ADDR(EXCITE_OFFS_FPGA)
+
+#define EXCITE_OFFS_NAND        0x1ffd8000
+#define EXCITE_SIZE_NAND        (16 << 10)
+#define EXCITE_PHYS_NAND        CPHYSADDR(EXCITE_OFFS_NAND)
+#define EXCITE_ADDR_NAND        CKSEG1ADDR(EXCITE_OFFS_NAND)
+
+#define EXCITE_OFFS_BOOTROM     0x1f000000
+#define EXCITE_SIZE_BOOTROM     (8 << 20)
+#define EXCITE_PHYS_BOOTROM     CPHYSADDR(EXCITE_OFFS_BOOTROM)
+#define EXCITE_ADDR_BOOTROM     CKSEG1ADDR(EXCITE_OFFS_BOOTROM)
+
+/* FPGA address offsets */
+#define EXCITE_FPGA_DPR         0x0104  /* dual-ported ram */
+#define EXCITE_FPGA_SYSCTL      0x0200  /* system control register block */
+
+#endif /* __EXCITE_H__ */
diff --git a/include/asm-mips/mach-excite/excite_nandflash.h b/include/asm-mips/mach-excite/excite_nandflash.h
new file mode 100644
index 000000000000..c4cf6140622e
--- /dev/null
+++ b/include/asm-mips/mach-excite/excite_nandflash.h
@@ -0,0 +1,7 @@
+#ifndef __EXCITE_NANDFLASH_H__
+#define __EXCITE_NANDFLASH_H__
+
+/* Resource names */
+#define EXCITE_NANDFLASH_RESOURCE_REGS  "excite_nandflash_regs"
+
+#endif /* __EXCITE_NANDFLASH_H__ */
diff --git a/include/asm-mips/mach-excite/rm9k_eth.h b/include/asm-mips/mach-excite/rm9k_eth.h
new file mode 100644
index 000000000000..94705a46f72e
--- /dev/null
+++ b/include/asm-mips/mach-excite/rm9k_eth.h
@@ -0,0 +1,23 @@
+#if !defined(__RM9K_ETH_H__)
+#define __RM9K_ETH_H__
+
+#define RM9K_GE_NAME                    "rm9k_ge"
+
+/* Resource names */
+#define RM9K_GE_RESOURCE_MAC            "rm9k_ge_mac"
+#define RM9K_GE_RESOURCE_MSTAT          "rm9k_ge_mstat"
+#define RM9K_GE_RESOURCE_PKTPROC        "rm9k_ge_pktproc"
+#define RM9K_GE_RESOURCE_XDMA           "rm9k_ge_xdma"
+#define RM9K_GE_RESOURCE_FIFO_RX        "rm9k_ge_fifo_rx"
+#define RM9K_GE_RESOURCE_FIFO_TX        "rm9k_ge_fifo_tx"
+#define RM9K_GE_RESOURCE_FIFOMEM_RX     "rm9k_ge_fifo_memory_rx"
+#define RM9K_GE_RESOURCE_FIFOMEM_TX     "rm9k_ge_fifo_memory_tx"
+#define RM9K_GE_RESOURCE_PHY            "rm9k_ge_phy"
+#define RM9K_GE_RESOURCE_DMADESC_RX     "rm9k_ge_dmadesc_rx"
+#define RM9K_GE_RESOURCE_DMADESC_TX     "rm9k_ge_dmadesc_tx"
+#define RM9K_GE_RESOURCE_IRQ_MAIN       "rm9k_ge_irq_main"
+#define RM9K_GE_RESOURCE_IRQ_PHY        "rm9k_ge_irq_phy"
+#define RM9K_GE_RESOURCE_GPI_SLICE      "rm9k_ge_gpi_slice"
+#define RM9K_GE_RESOURCE_MDIO_CHANNEL   "rm9k_ge_mdio_channel"
+
+#endif /* !defined(__RM9K_ETH_H__) */
diff --git a/include/asm-mips/mach-excite/rm9k_wdt.h b/include/asm-mips/mach-excite/rm9k_wdt.h
new file mode 100644
index 000000000000..3fa3c08d2da7
--- /dev/null
+++ b/include/asm-mips/mach-excite/rm9k_wdt.h
@@ -0,0 +1,12 @@
+#ifndef __RM9K_WDT_H__
+#define __RM9K_WDT_H__
+
+/* Device name */
+#define WDT_NAME                "wdt_gpi"
+
+/* Resource names */
+#define WDT_RESOURCE_REGS       "excite_watchdog_regs"
+#define WDT_RESOURCE_IRQ        "excite_watchdog_irq"
+#define WDT_RESOURCE_COUNTER    "excite_watchdog_counter"
+
+#endif /* __RM9K_WDT_H__ */
diff --git a/include/asm-mips/mach-excite/rm9k_xicap.h b/include/asm-mips/mach-excite/rm9k_xicap.h
new file mode 100644
index 000000000000..009577734a8d
--- /dev/null
+++ b/include/asm-mips/mach-excite/rm9k_xicap.h
@@ -0,0 +1,16 @@
+#ifndef __EXCITE_XICAP_H__
+#define __EXCITE_XICAP_H__
+
+
+/* Resource names */
+#define XICAP_RESOURCE_FIFO_RX          "xicap_fifo_rx"
+#define XICAP_RESOURCE_FIFO_TX          "xicap_fifo_tx"
+#define XICAP_RESOURCE_XDMA             "xicap_xdma"
+#define XICAP_RESOURCE_DMADESC          "xicap_dmadesc"
+#define XICAP_RESOURCE_PKTPROC          "xicap_pktproc"
+#define XICAP_RESOURCE_IRQ              "xicap_irq"
+#define XICAP_RESOURCE_GPI_SLICE        "xicap_gpi_slice"
+#define XICAP_RESOURCE_FIFO_BLK         "xicap_fifo_blocks"
+#define XICAP_RESOURCE_PKT_STREAM       "xicap_pkt_stream"
+
+#endif /* __EXCITE_XICAP_H__ */
diff --git a/include/asm-mips/rm9k-ocd.h b/include/asm-mips/rm9k-ocd.h
new file mode 100644
index 000000000000..b0b80d9ecf96
--- /dev/null
+++ b/include/asm-mips/rm9k-ocd.h
@@ -0,0 +1,56 @@
+/*
+ *  Copyright (C) 2004 by Basler Vision Technologies AG
+ *  Author: Thomas Koeller <thomas.koeller@baslerweb.com>
+ *
+ *  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
+ */
+
+#if !defined(_ASM_RM9K_OCD_H)
+#define _ASM_RM9K_OCD_H
+
+#include <linux/types.h>
+#include <linux/spinlock.h>
+#include <asm/io.h>
+
+extern volatile void __iomem * const ocd_base;
+extern volatile void __iomem * const titan_base;
+
+#define ocd_addr(__x__)         (ocd_base + (__x__))
+#define titan_addr(__x__)       (titan_base + (__x__))
+#define scram_addr(__x__)       (scram_base + (__x__))
+
+/* OCD register access */
+#define ocd_readl(__offs__) __raw_readl(ocd_addr(__offs__))
+#define ocd_readw(__offs__) __raw_readw(ocd_addr(__offs__))
+#define ocd_readb(__offs__) __raw_readb(ocd_addr(__offs__))
+#define ocd_writel(__val__, __offs__) \
+        __raw_writel((__val__), ocd_addr(__offs__))
+#define ocd_writew(__val__, __offs__) \
+        __raw_writew((__val__), ocd_addr(__offs__))
+#define ocd_writeb(__val__, __offs__) \
+        __raw_writeb((__val__), ocd_addr(__offs__))
+
+/* TITAN register access - 32 bit-wide only */
+#define titan_readl(__offs__) __raw_readl(titan_addr(__offs__))
+#define titan_writel(__val__, __offs__) \
+        __raw_writel((__val__), titan_addr(__offs__))
+
+/* Protect access to shared TITAN registers */
+extern spinlock_t titan_lock;
+extern int titan_irqflags;
+#define lock_titan_regs() spin_lock_irqsave(&titan_lock, titan_irqflags)
+#define unlock_titan_regs() spin_unlock_irqrestore(&titan_lock, titan_irqflags)
+
+#endif  /* !defined(_ASM_RM9K_OCD_H) */
diff --git a/include/asm-mips/war.h b/include/asm-mips/war.h
index ad374bd3f130..70636b41832c 100644
--- a/include/asm-mips/war.h
+++ b/include/asm-mips/war.h
@@ -172,7 +172,8 @@
  * On the RM9000 there is a problem which makes the CreateDirtyExclusive
  * cache operation unusable on SMP systems.
  */
-#if defined(CONFIG_MOMENCO_JAGUAR_ATX) || defined(CONFIG_PMC_YOSEMITE)
+#if defined(CONFIG_MOMENCO_JAGUAR_ATX) || defined(CONFIG_PMC_YOSEMITE) || \
+    defined(CONFIG_BASLER_EXCITE)
 #define  RM9000_CDEX_SMP_WAR            1
 #endif
 
@@ -182,7 +183,7 @@
  * being fetched may case spurious exceptions.
  */
 #if defined(CONFIG_MOMENCO_JAGUAR_ATX) || defined(CONFIG_MOMENCO_OCELOT_3) || \
-    defined(CONFIG_PMC_YOSEMITE)
+    defined(CONFIG_PMC_YOSEMITE) || defined(CONFIG_BASLER_EXCITE)
 #define ICACHE_REFILLS_WORKAROUND_WAR   1
 #endif