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-rw-r--r--include/asm-arm/arch-arm720t/netarm_gen_module.h22
-rw-r--r--include/asm-arm/arch-arm720t/netarm_mem_module.h27
-rw-r--r--include/asm-arm/arch-arm720t/netarm_registers.h19
-rw-r--r--include/configs/AP1000.h149
-rw-r--r--include/ns7520_eth.h335
5 files changed, 471 insertions, 81 deletions
diff --git a/include/asm-arm/arch-arm720t/netarm_gen_module.h b/include/asm-arm/arch-arm720t/netarm_gen_module.h
index 90d9da8..13656a3 100644
--- a/include/asm-arm/arch-arm720t/netarm_gen_module.h
+++ b/include/asm-arm/arch-arm720t/netarm_gen_module.h
@@ -1,6 +1,9 @@
/*
* include/asm-armnommu/arch-netarm/netarm_gen_module.h
*
+ * Copyright (C) 2005
+ * Art Shipkowski, Videon Central, Inc., <art@videon-central.com>
+ *
* Copyright (C) 2000, 2001 NETsilicon, Inc.
* Copyright (C) 2000, 2001 Red Hat, Inc.
*
@@ -27,6 +30,8 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* author(s) : Joe deBlaquiere
+ *
+ * Modified to support NS7520 by Art Shipkowski.
*/
#ifndef __NETARM_GEN_MODULE_REGISTERS_H
@@ -49,7 +54,9 @@
#define NETARM_GEN_TIMER2_STATUS (0x1c)
#define NETARM_GEN_PORTA (0x20)
+#ifndef CONFIG_NETARM_NS7520
#define NETARM_GEN_PORTB (0x24)
+#endif
#define NETARM_GEN_PORTC (0x28)
#define NETARM_GEN_INTR_ENABLE (0x30)
@@ -128,8 +135,14 @@
/* PORT C Register ( 0xFFB0_0028 ) */
+#ifndef CONFIG_NETARM_NS7520
#define NETARM_GEN_PORT_MODE(x) (((x)<<24) + (0xFF00))
#define NETARM_GEN_PORT_DIR(x) (((x)<<16) + (0xFF00))
+#else
+#define NETARM_GEN_PORT_MODE(x) ((x)<<24)
+#define NETARM_GEN_PORT_DIR(x) ((x)<<16)
+#define NETARM_GEN_PORT_CSF(x) ((x)<<8)
+#endif
/* Timer Registers ( 0xFFB0_0010 0xFFB0_0018 ) */
@@ -143,10 +156,15 @@
#define NETARM_GEN_TCTL_INIT_COUNT(x) ((x) & 0x1FF)
#define NETARM_GEN_TSTAT_INTPEN (0x40000000)
+#if ~defined(CONFIG_NETARM_NS7520)
#define NETARM_GEN_TSTAT_CTC_MASK (0x000001FF)
+#else
+#define NETARM_GEN_TSTAT_CTC_MASK (0x0FFFFFFF)
+#endif
/* prescale to msecs conversion */
+#if !defined(CONFIG_NETARM_PLL_BYPASS)
#define NETARM_GEN_TIMER_MSEC_P(x) ( ( ( 20480 ) * ( 0x1FF - ( (x) & \
NETARM_GEN_TSTAT_CTC_MASK ) + \
1 ) ) / (NETARM_XTAL_FREQ/1000) )
@@ -155,9 +173,7 @@
NETARM_GEN_TSTAT_CTC_MASK ) | \
NETARM_GEN_TCTL_USE_PRESCALE )
-#if 0
-/* ifdef CONFIG_NETARM_PLL_BYPASS else */
-#error test
+#else
#define NETARM_GEN_TIMER_MSEC_P(x) ( ( ( 4096 ) * ( 0x1FF - ( (x) & \
NETARM_GEN_TSTAT_CTC_MASK ) + \
1 ) ) / (NETARM_XTAL_FREQ/1000) )
diff --git a/include/asm-arm/arch-arm720t/netarm_mem_module.h b/include/asm-arm/arch-arm720t/netarm_mem_module.h
index 7c63d17..f0529fd 100644
--- a/include/asm-arm/arch-arm720t/netarm_mem_module.h
+++ b/include/asm-arm/arch-arm720t/netarm_mem_module.h
@@ -1,6 +1,9 @@
/*
* include/asm-armnommu/arch-netarm/netarm_mem_module.h
*
+ * Copyright (C) 2005
+ * Art Shipkowski, Videon Central, Inc., <art@videon-central.com>
+ *
* Copyright (C) 2000, 2001 NETsilicon, Inc.
* Copyright (C) 2000, 2001 Red Hat, Inc.
*
@@ -27,6 +30,8 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* author(s) : Joe deBlaquiere
+ *
+ * Modified to support NS7520 by Art Shipkowski.
*/
#ifndef __NETARM_MEM_MODULE_REGISTERS_H
@@ -154,4 +159,26 @@
#define NETARM_MEM_OPT_WRITE_ASYNC (0x00000000)
#define NETARM_MEM_OPT_WRITE_SYNC (0x00000001)
+#ifdef CONFIG_NETARM_NS7520
+/* The NS7520 has a second options register for each chip select */
+#define NETARM_MEM_CS0_OPTIONS_B (0x18)
+#define NETARM_MEM_CS1_OPTIONS_B (0x28)
+#define NETARM_MEM_CS2_OPTIONS_B (0x38)
+#define NETARM_MEM_CS3_OPTIONS_B (0x48)
+#define NETARM_MEM_CS4_OPTIONS_B (0x58)
+
+/* Option B Registers (0xFFC0_00x8) */
+#define NETARM_MEM_OPTB_SYNC_1_STAGE (0x00000001)
+#define NETARM_MEM_OPTB_SYNC_2_STAGE (0x00000002)
+#define NETARM_MEM_OPTB_BCYC_PLUS0 (0x00000000)
+#define NETARM_MEM_OPTB_BCYC_PLUS4 (0x00000004)
+#define NETARM_MEM_OPTB_BCYC_PLUS8 (0x00000008)
+#define NETARM_MEM_OPTB_BCYC_PLUS12 (0x0000000C)
+
+#define NETARM_MEM_OPTB_WAIT_PLUS0 (0x00000000)
+#define NETARM_MEM_OPTB_WAIT_PLUS16 (0x00000010)
+#define NETARM_MEM_OPTB_WAIT_PLUS32 (0x00000020)
+#define NETARM_MEM_OPTB_WAIT_PLUS48 (0x00000030)
+#endif
+
#endif
diff --git a/include/asm-arm/arch-arm720t/netarm_registers.h b/include/asm-arm/arch-arm720t/netarm_registers.h
index 029c7f4..fa88128 100644
--- a/include/asm-arm/arch-arm720t/netarm_registers.h
+++ b/include/asm-arm/arch-arm720t/netarm_registers.h
@@ -1,6 +1,9 @@
/*
* linux/include/asm-arm/arch-netarm/netarm_registers.h
*
+ * Copyright (C) 2005
+ * Art Shipkowski, Videon Central, Inc., <art@videon-central.com>
+ *
* Copyright (C) 2000, 2001 NETsilicon, Inc.
* Copyright (C) 2000, 2001 WireSpeed Communications Corporation
*
@@ -27,6 +30,8 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* author(s) : Joe deBlaquiere
+ *
+ * Modified to support NS7520 by Art Shipkowski.
*/
#ifndef __NET_ARM_REGISTERS_H
@@ -38,6 +43,8 @@
/* the input crystal/clock frequency ( in Hz ) */
#define NETARM_XTAL_FREQ_25MHz (18432000)
#define NETARM_XTAL_FREQ_33MHz (23698000)
+#define NETARM_XTAL_FREQ_48MHz (48000000)
+#define NETARM_XTAL_FREQ_55MHz (55000000)
#define NETARM_XTAL_FREQ_EMLIN1 (20000000)
/* the frequency of SYS_CLK */
@@ -60,12 +67,22 @@
#define NETARM_PLL_COUNT_VAL 4
#define NETARM_XTAL_FREQ NETARM_XTAL_FREQ_25MHz
-#else /* CONFIG_NETARM_NET50 */
+#elif defined(CONFIG_NETARM_NET50)
/* NET+50 boards: 40 MHz (with NETARM_XTAL_FREQ_25MHz) */
#define NETARM_PLL_COUNT_VAL 8
#define NETARM_XTAL_FREQ NETARM_XTAL_FREQ_25MHz
+#else /* CONFIG_NETARM_NS7520 */
+
+#define NETARM_PLL_COUNT_VAL 0
+
+#if defined(CONFIG_BOARD_UNC20)
+#define NETARM_XTAL_FREQ NETARM_XTAL_FREQ_48MHz
+#else
+#define NETARM_XTAL_FREQ NETARM_XTAL_FREQ_55MHz
+#endif
+
#endif
/* #include "arm_registers.h" */
diff --git a/include/configs/AP1000.h b/include/configs/AP1000.h
index d9c4b5b..c34d650 100644
--- a/include/configs/AP1000.h
+++ b/include/configs/AP1000.h
@@ -24,14 +24,14 @@
#undef DEBUG
-#define CONFIG_405 1 /* This is a PPC405 CPU */
-#define CONFIG_4xx 1 /* ...member of PPC4xx family */
+#define CONFIG_405 1 /* This is a PPC405 CPU */
+#define CONFIG_4xx 1 /* ...member of PPC4xx family */
#define CONFIG_AP1000 1 /* ...on an AP1000 board */
#define CONFIG_PCI 1
-#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
+#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
#define CFG_PROMPT "0> "
#define CFG_PROMPT_HUSH_PS2 "> "
@@ -39,7 +39,7 @@
#define CONFIG_COMMAND_HISTORY 1
#define CONFIG_COMPLETE_ADDRESSES 1
-#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_ENV_IS_IN_FLASH 1
#define CFG_FLASH_USE_BUFFER_WRITE
#ifdef CFG_ENV_IS_IN_NVRAM
@@ -50,39 +50,37 @@
#endif
#endif
-#define CONFIG_BAUDRATE 57600
+#define CONFIG_BAUDRATE 57600
#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
-#define CONFIG_BOOTCOMMAND "" /* autoboot command */
+#define CONFIG_BOOTCOMMAND "" /* autoboot command */
/* Size (bytes) of interrupt driven serial port buffer.
* Set to 0 to use polling instead of interrupts.
* Setting to 0 will also disable RTS/CTS handshaking.
*/
-#undef CONFIG_SERIAL_SOFTWARE_FIFO
+#undef CONFIG_SERIAL_SOFTWARE_FIFO
-#define CONFIG_BOOTARGS "console=ttyS0,57600"
+#define CONFIG_BOOTARGS "console=ttyS0,57600"
-#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
-#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
+#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
+#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
-
-
-#define CONFIG_COMMANDS ( (CONFIG_CMD_DFL & \
- (~CFG_CMD_RTC) & ~(CFG_CMD_I2C)) | \
- CFG_CMD_IRQ | \
- CFG_CMD_PCI | \
- CFG_CMD_DHCP | \
- CFG_CMD_ASKENV | \
- CFG_CMD_ELF | \
- CFG_CMD_PING | \
- CFG_CMD_MVENV \
- )
+#define CONFIG_COMMANDS ( (CONFIG_CMD_DFL & \
+ (~CFG_CMD_RTC) & ~(CFG_CMD_I2C)) | \
+ CFG_CMD_IRQ | \
+ CFG_CMD_PCI | \
+ CFG_CMD_DHCP | \
+ CFG_CMD_ASKENV | \
+ CFG_CMD_ELF | \
+ CFG_CMD_PING | \
+ CFG_CMD_MVENV \
+ )
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
-#undef CONFIG_WATCHDOG /* watchdog disabled */
+#undef CONFIG_WATCHDOG /* watchdog disabled */
#define CONFIG_SYS_CLK_FREQ 30000000
@@ -91,20 +89,20 @@
/*
* Miscellaneous configurable options
*/
-#define CFG_LONGHELP /* undef to save memory */
+#define CFG_LONGHELP /* undef to save memory */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
-#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
+#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
#else
-#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#endif
/* usually: (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) */
#define CFG_PBSIZE (CFG_CBSIZE+4+16) /* Print Buffer Size */
-#define CFG_MAXARGS 16 /* max number of command args */
-#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
-#define CFG_ALT_MEMTEST 1
-#define CFG_MEMTEST_START 0x00400000 /* memtest works on */
-#define CFG_MEMTEST_END 0x01000000 /* 4 ... 16 MB in DRAM */
+#define CFG_ALT_MEMTEST 1
+#define CFG_MEMTEST_START 0x00400000 /* memtest works on */
+#define CFG_MEMTEST_END 0x01000000 /* 4 ... 16 MB in DRAM */
/*
* If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
@@ -115,86 +113,84 @@
* If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
* set Linux BASE_BAUD to 403200.
*/
-#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
-#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
+#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
+#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
-#define CFG_NS16550_CLK 40000000
-#define CFG_DUART_CHAN 0
+#define CFG_NS16550_CLK 40000000
+#define CFG_DUART_CHAN 0
#define CFG_NS16550_COM1 (0x4C000000 + 0x1000)
#define CFG_NS16550_COM2 (0x4C800000 + 0x1000)
#define CFG_NS16550_REG_SIZE 4
#define CFG_NS16550 1
-#define CFG_INIT_CHAN1 1
-#define CFG_INIT_CHAN2 0
+#define CFG_INIT_CHAN1 1
+#define CFG_INIT_CHAN2 0
/* The following table includes the supported baudrates */
#define CFG_BAUDRATE_TABLE \
{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
-#define CFG_LOAD_ADDR 0x00100000 /* default load address */
-#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
-
-#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
-
+#define CFG_LOAD_ADDR 0x00100000 /* default load address */
+#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
+#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration
* (Set up by the startup code)
* Please note that CFG_SDRAM_BASE _must_ start at 0
*/
-#define CFG_SDRAM_BASE 0x00000000
-#define CFG_FLASH_BASE 0x20000000
+#define CFG_SDRAM_BASE 0x00000000
+#define CFG_FLASH_BASE 0x20000000
#define CFG_MONITOR_BASE TEXT_BASE
-#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
-#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
+#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
+#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
-#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
+#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
* FLASH organization
*/
-#define CFG_FLASH_CFI 1
+#define CFG_FLASH_CFI 1
#define CFG_PROGFLASH_BASE CFG_FLASH_BASE
#define CFG_CONFFLASH_BASE 0x24000000
-#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
-#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
+#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
+#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
-#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
-#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
+#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
-#define CFG_FLASH_PROTECTION 1 /* use hardware protection */
+#define CFG_FLASH_PROTECTION 1 /* use hardware protection */
/* BEG ENVIRONNEMENT FLASH */
#ifdef CFG_ENV_IS_IN_FLASH
-#define CFG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
-#define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
+#define CFG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
+#define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
#define CFG_ENV_SECT_SIZE 0x20000 /* see README - env sector total size */
#endif
/* END ENVIRONNEMENT FLASH */
/*-----------------------------------------------------------------------
* NVRAM organization
*/
-#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
-#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */
+#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
+#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */
#ifdef CFG_ENV_IS_IN_NVRAM
-#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
-#define CFG_ENV_ADDR \
- (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env */
+#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
+#define CFG_ENV_ADDR \
+ (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env */
#endif
/*-----------------------------------------------------------------------
* Cache Configuration
*/
-#define CFG_DCACHE_SIZE 16384
+#define CFG_DCACHE_SIZE 16384
#define CFG_CACHELINE_SIZE 32
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
-#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
+#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*
@@ -203,9 +199,8 @@
* BR0/1 and OR0/1 (FLASH)
*/
-#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
-#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
-
+#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
+#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
/* Configuration Port location */
#define CONFIG_PORT_ADDR 0xF0000500
@@ -214,29 +209,29 @@
* Definitions for initial stack pointer and data area (in DPRAM)
*/
-#define CFG_INIT_RAM_ADDR 0x400000 /* inside of SDRAM */
-#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
+#define CFG_INIT_RAM_ADDR 0x400000 /* inside of SDRAM */
+#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
-#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
+#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
/*-----------------------------------------------------------------------
* Definitions for Serial Presence Detect EEPROM address
* (to get SDRAM settings)
*/
-#define SPD_EEPROM_ADDRESS 0x50
+#define SPD_EEPROM_ADDRESS 0x50
/*
* Internal Definitions
*
* Boot Flags
*/
-#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
-#define BOOTFLAG_WARM 0x02 /* Software reboot */
+#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM 0x02 /* Software reboot */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
-#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
-#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
+#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
#endif
/* JFFS2 stuff */
@@ -248,8 +243,8 @@
#define CONFIG_NET_MULTI
#define CONFIG_E1000
-#define CFG_ETH_DEV_FN 0x0800
-#define CFG_ETH_IOBASE 0x31000000
-#define CFG_ETH_MEMBASE 0x32000000
+#define CFG_ETH_DEV_FN 0x0800
+#define CFG_ETH_IOBASE 0x31000000
+#define CFG_ETH_MEMBASE 0x32000000
-#endif /* __CONFIG_H */
+#endif /* __CONFIG_H */
diff --git a/include/ns7520_eth.h b/include/ns7520_eth.h
new file mode 100644
index 0000000..5019802
--- /dev/null
+++ b/include/ns7520_eth.h
@@ -0,0 +1,335 @@
+/***********************************************************************
+ *
+ * Copyright 2003 by FS Forth-Systeme GmbH.
+ * All rights reserved.
+ *
+ * $Id$
+ * @Author: Markus Pietrek
+ * @Descr: Defines the NS7520 ethernet registers.
+ * Stick with the old ETH prefix names instead going to the
+ * new EFE names in the manual.
+ * NS7520_ETH_* refer to NS7520 Hardware
+ * Reference/January 2003 [1]
+ * PHY_LXT971_* refer to Intel LXT971 Datasheet
+ * #249414 Rev. 02 [2]
+ * Partly derived from netarm_eth_module.h
+ *
+ * Modified by Arthur Shipkowski <art@videon-central.com> from the
+ * Linux version to be properly formatted for U-Boot (i.e. no C++ comments)
+ *
+ ***********************************************************************/
+
+#ifndef FS_NS7520_ETH_H
+#define FS_NS7520_ETH_H
+
+#ifdef CONFIG_DRIVER_NS7520_ETHERNET
+
+#include "lxt971a.h"
+
+/* The port addresses */
+
+#define NS7520_ETH_MODULE_BASE (0xFF800000)
+
+#define get_eth_reg_addr(c) \
+ ((volatile unsigned int*) ( NS7520_ETH_MODULE_BASE+(unsigned int) (c)))
+#define NS7520_ETH_EGCR (0x0000) /* Ethernet Gen Control */
+#define NS7520_ETH_EGSR (0x0004) /* Ethernet Gen Status */
+#define NS7520_ETH_FIFO (0x0008) /* FIFO Data */
+#define NS7520_ETH_FIFOL (0x000C) /* FIFO Data Last */
+#define NS7520_ETH_ETSR (0x0010) /* Ethernet Transmit Status */
+#define NS7520_ETH_ERSR (0x0014) /* Ethernet Receive Status */
+#define NS7520_ETH_MAC1 (0x0400) /* MAC Config 1 */
+#define NS7520_ETH_MAC2 (0x0404) /* MAC Config 2 */
+#define NS7520_ETH_IPGT (0x0408) /* Back2Back InterPacket Gap */
+#define NS7520_ETH_IPGR (0x040C) /* non back2back InterPacket Gap */
+#define NS7520_ETH_CLRT (0x0410) /* Collision Window/Retry */
+#define NS7520_ETH_MAXF (0x0414) /* Maximum Frame Register */
+#define NS7520_ETH_SUPP (0x0418) /* PHY Support */
+#define NS7520_ETH_TEST (0x041C) /* Test Register */
+#define NS7520_ETH_MCFG (0x0420) /* MII Management Configuration */
+#define NS7520_ETH_MCMD (0x0424) /* MII Management Command */
+#define NS7520_ETH_MADR (0x0428) /* MII Management Address */
+#define NS7520_ETH_MWTD (0x042C) /* MII Management Write Data */
+#define NS7520_ETH_MRDD (0x0430) /* MII Management Read Data */
+#define NS7520_ETH_MIND (0x0434) /* MII Management Indicators */
+#define NS7520_ETH_SMII (0x0438) /* SMII Status Register */
+#define NS7520_ETH_SA1 (0x0440) /* Station Address 1 */
+#define NS7520_ETH_SA2 (0x0444) /* Station Address 2 */
+#define NS7520_ETH_SA3 (0x0448) /* Station Address 3 */
+#define NS7520_ETH_SAFR (0x05C0) /* Station Address Filter */
+#define NS7520_ETH_HT1 (0x05D0) /* Hash Table 1 */
+#define NS7520_ETH_HT2 (0x05D4) /* Hash Table 2 */
+#define NS7520_ETH_HT3 (0x05D8) /* Hash Table 3 */
+#define NS7520_ETH_HT4 (0x05DC) /* Hash Table 4 */
+
+/* EGCR Ethernet General Control Register Bit Fields*/
+
+#define NS7520_ETH_EGCR_ERX (0x80000000) /* Enable Receive FIFO */
+#define NS7520_ETH_EGCR_ERXDMA (0x40000000) /* Enable Receive DMA */
+#define NS7520_ETH_EGCR_ERXLNG (0x20000000) /* Accept Long packets */
+#define NS7520_ETH_EGCR_ERXSHT (0x10000000) /* Accept Short packets */
+#define NS7520_ETH_EGCR_ERXREG (0x08000000) /* Enable Receive Data Interrupt */
+#define NS7520_ETH_EGCR_ERFIFOH (0x04000000) /* Enable Receive Half-Full Int */
+#define NS7520_ETH_EGCR_ERXBR (0x02000000) /* Enable Receive buffer ready */
+#define NS7520_ETH_EGCR_ERXBAD (0x01000000) /* Accept bad receive packets */
+#define NS7520_ETH_EGCR_ETX (0x00800000) /* Enable Transmit FIFO */
+#define NS7520_ETH_EGCR_ETXDMA (0x00400000) /* Enable Transmit DMA */
+#define NS7520_ETH_EGCR_ETXWM_R (0x00300000) /* Enable Transmit FIFO mark Reserv */
+#define NS7520_ETH_EGCR_ETXWM_75 (0x00200000) /* Enable Transmit FIFO mark 75% */
+#define NS7520_ETH_EGCR_ETXWM_50 (0x00100000) /* Enable Transmit FIFO mark 50% */
+#define NS7520_ETH_EGCR_ETXWM_25 (0x00000000) /* Enable Transmit FIFO mark 25% */
+#define NS7520_ETH_EGCR_ETXREG (0x00080000) /* Enable Transmit Data Read Int */
+#define NS7520_ETH_EGCR_ETFIFOH (0x00040000) /* Enable Transmit Fifo Half Int */
+#define NS7520_ETH_EGCR_ETXBC (0x00020000) /* Enable Transmit Buffer Compl Int */
+#define NS7520_ETH_EGCR_EFULLD (0x00010000) /* Enable Full Duplex Operation */
+#define NS7520_ETH_EGCR_MODE_MA (0x0000C000) /* Mask */
+#define NS7520_ETH_EGCR_MODE_SEE (0x0000C000) /* 10 Mbps SEEQ ENDEC PHY */
+#define NS7520_ETH_EGCR_MODE_LEV (0x00008000) /* 10 Mbps Level1 ENDEC PHY */
+#define NS7520_ETH_EGCR_RES1 (0x00002000) /* Reserved */
+#define NS7520_ETH_EGCR_RXCINV (0x00001000) /* Invert the receive clock input */
+#define NS7520_ETH_EGCR_TXCINV (0x00000800) /* Invert the transmit clock input */
+#define NS7520_ETH_EGCR_PNA (0x00000400) /* pSOS pNA buffer */
+#define NS7520_ETH_EGCR_MAC_RES (0x00000200) /* MAC Software reset */
+#define NS7520_ETH_EGCR_ITXA (0x00000100) /* Insert Transmit Source Address */
+#define NS7520_ETH_EGCR_ENDEC_MA (0x000000FC) /* ENDEC media control bits */
+#define NS7520_ETH_EGCR_EXINT_MA (0x00000003) /* Mask */
+#define NS7520_ETH_EGCR_EXINT_RE (0x00000003) /* Reserved */
+#define NS7520_ETH_EGCR_EXINT_TP (0x00000002) /* TP-PMD Mode */
+#define NS7520_ETH_EGCR_EXINT_10 (0x00000001) /* 10-MBit Mode */
+#define NS7520_ETH_EGCR_EXINT_NO (0x00000000) /* MII normal operation */
+
+/* EGSR Ethernet General Status Register Bit Fields*/
+
+#define NS7520_ETH_EGSR_RES1 (0xC0000000) /* Reserved */
+#define NS7520_ETH_EGSR_RXFDB_MA (0x30000000) /* Receive FIFO mask */
+#define NS7520_ETH_EGSR_RXFDB_3 (0x30000000) /* Receive FIFO 3 bytes available */
+#define NS7520_ETH_EGSR_RXFDB_2 (0x20000000) /* Receive FIFO 2 bytes available */
+#define NS7520_ETH_EGCR_RXFDB_1 (0x10000000) /* Receive FIFO 1 Bytes available */
+#define NS7520_ETH_EGCR_RXFDB_4 (0x00000000) /* Receive FIFO 4 Bytes available */
+#define NS7520_ETH_EGSR_RXREGR (0x08000000) /* Receive Register Ready */
+#define NS7520_ETH_EGSR_RXFIFOH (0x04000000) /* Receive FIFO Half Full */
+#define NS7520_ETH_EGSR_RXBR (0x02000000) /* Receive Buffer Ready */
+#define NS7520_ETH_EGSR_RXSKIP (0x01000000) /* Receive Buffer Skip */
+#define NS7520_ETH_EGSR_RES2 (0x00F00000) /* Reserved */
+#define NS7520_ETH_EGSR_TXREGE (0x00080000) /* Transmit Register Empty */
+#define NS7520_ETH_EGSR_TXFIFOH (0x00040000) /* Transmit FIFO half empty */
+#define NS7520_ETH_EGSR_TXBC (0x00020000) /* Transmit buffer complete */
+#define NS7520_ETH_EGSR_TXFIFOE (0x00010000) /* Transmit FIFO empty */
+#define NS7520_ETH_EGSR_RXPINS (0x0000FC00) /* ENDEC Phy Status */
+#define NS7520_ETH_EGSR_RES3 (0x000003FF) /* Reserved */
+
+/* ETSR Ethernet Transmit Status Register Bit Fields*/
+
+#define NS7520_ETH_ETSR_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_ETSR_TXOK (0x00008000) /* Packet transmitted OK */
+#define NS7520_ETH_ETSR_TXBR (0x00004000) /* Broadcast packet transmitted */
+#define NS7520_ETH_ETSR_TXMC (0x00002000) /* Multicast packet transmitted */
+#define NS7520_ETH_ETSR_TXAL (0x00001000) /* Transmit abort - late collision */
+#define NS7520_ETH_ETSR_TXAED (0x00000800) /* Transmit abort - deferral */
+#define NS7520_ETH_ETSR_TXAEC (0x00000400) /* Transmit abort - exc collisions */
+#define NS7520_ETH_ETSR_TXAUR (0x00000200) /* Transmit abort - underrun */
+#define NS7520_ETH_ETSR_TXAJ (0x00000100) /* Transmit abort - jumbo */
+#define NS7520_ETH_ETSR_RES2 (0x00000080) /* Reserved */
+#define NS7520_ETH_ETSR_TXDEF (0x00000040) /* Transmit Packet Deferred */
+#define NS7520_ETH_ETSR_TXCRC (0x00000020) /* Transmit CRC error */
+#define NS7520_ETH_ETSR_RES3 (0x00000010) /* Reserved */
+#define NS7520_ETH_ETSR_TXCOLC (0x0000000F) /* Transmit Collision Count */
+
+/* ERSR Ethernet Receive Status Register Bit Fields*/
+
+#define NS7520_ETH_ERSR_RXSIZE (0xFFFF0000) /* Receive Buffer Size */
+#define NS7520_ETH_ERSR_RXCE (0x00008000) /* Receive Carrier Event */
+#define NS7520_ETH_ERSR_RXDV (0x00004000) /* Receive Data Violation Event */
+#define NS7520_ETH_ERSR_RXOK (0x00002000) /* Receive Packet OK */
+#define NS7520_ETH_ERSR_RXBR (0x00001000) /* Receive Broadcast Packet */
+#define NS7520_ETH_ERSR_RXMC (0x00000800) /* Receive Multicast Packet */
+#define NS7520_ETH_ERSR_RXCRC (0x00000400) /* Receive Packet has CRC error */
+#define NS7520_ETH_ERSR_RXDR (0x00000200) /* Receive Packet has dribble error */
+#define NS7520_ETH_ERSR_RXCV (0x00000100) /* Receive Packet code violation */
+#define NS7520_ETH_ERSR_RXLNG (0x00000080) /* Receive Packet too long */
+#define NS7520_ETH_ERSR_RXSHT (0x00000040) /* Receive Packet too short */
+#define NS7520_ETH_ERSR_ROVER (0x00000020) /* Recive overflow */
+#define NS7520_ETH_ERSR_RES (0x0000001F) /* Reserved */
+
+/* MAC1 MAC Configuration Register 1 Bit Fields*/
+
+#define NS7520_ETH_MAC1_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_MAC1_SRST (0x00008000) /* Soft Reset */
+#define NS7520_ETH_MAC1_SIMMRST (0x00004000) /* Simulation Reset */
+#define NS7520_ETH_MAC1_RES2 (0x00003000) /* Reserved */
+#define NS7520_ETH_MAC1_RPEMCSR (0x00000800) /* Reset PEMCS/RX */
+#define NS7520_ETH_MAC1_RPERFUN (0x00000400) /* Reset PERFUN */
+#define NS7520_ETH_MAC1_RPEMCST (0x00000200) /* Reset PEMCS/TX */
+#define NS7520_ETH_MAC1_RPETFUN (0x00000100) /* Reset PETFUN */
+#define NS7520_ETH_MAC1_RES3 (0x000000E0) /* Reserved */
+#define NS7520_ETH_MAC1_LOOPBK (0x00000010) /* Internal Loopback */
+#define NS7520_ETH_MAC1_TXFLOW (0x00000008) /* TX flow control */
+#define NS7520_ETH_MAC1_RXFLOW (0x00000004) /* RX flow control */
+#define NS7520_ETH_MAC1_PALLRX (0x00000002) /* Pass ALL receive frames */
+#define NS7520_ETH_MAC1_RXEN (0x00000001) /* Receive enable */
+
+/* MAC Configuration Register 2 Bit Fields*/
+
+#define NS7520_ETH_MAC2_RES1 (0xFFFF8000) /* Reserved */
+#define NS7520_ETH_MAC2_EDEFER (0x00004000) /* Excess Deferral */
+#define NS7520_ETH_MAC2_BACKP (0x00002000) /* Backpressure/NO back off */
+#define NS7520_ETH_MAC2_NOBO (0x00001000) /* No back off */
+#define NS7520_ETH_MAC2_RES2 (0x00000C00) /* Reserved */
+#define NS7520_ETH_MAC2_LONGP (0x00000200) /* Long Preable enforcement */
+#define NS7520_ETH_MAC2_PUREP (0x00000100) /* Pure preamble enforcement */
+#define NS7520_ETH_MAC2_AUTOP (0x00000080) /* Auto detect PAD enable */
+#define NS7520_ETH_MAC2_VLANP (0x00000040) /* VLAN pad enable */
+#define NS7520_ETH_MAC2_PADEN (0x00000020) /* PAD/CRC enable */
+#define NS7520_ETH_MAC2_CRCEN (0x00000010) /* CRC enable */
+#define NS7520_ETH_MAC2_DELCRC (0x00000008) /* Delayed CRC */
+#define NS7520_ETH_MAC2_HUGE (0x00000004) /* Huge frame enable */
+#define NS7520_ETH_MAC2_FLENC (0x00000002) /* Frame length checking */
+#define NS7520_ETH_MAC2_FULLD (0x00000001) /* Full duplex */
+
+/* IPGT Back-to-Back Inter-Packet-Gap Register Bit Fields*/
+
+#define NS7520_ETH_IPGT_RES (0xFFFFFF80) /* Reserved */
+#define NS7520_ETH_IPGT_IPGT (0x0000007F) /* Back-to-Back Interpacket Gap */
+
+/* IPGR Non Back-to-Back Inter-Packet-Gap Register Bit Fields*/
+
+#define NS7520_ETH_IPGR_RES1 (0xFFFF8000) /* Reserved */
+#define NS7520_ETH_IPGR_IPGR1 (0x00007F00) /* Non Back-to-back Interpacket Gap */
+#define NS7520_ETH_IPGR_RES2 (0x00000080) /* Reserved */
+#define NS7520_ETH_IPGR_IPGR2 (0x0000007F) /* Non back-to-back Interpacket Gap */
+
+/* CLRT Collision Windows/Collision Retry Register Bit Fields*/
+
+#define NS7520_ETH_CLRT_RES1 (0xFFFFC000) /* Reserved */
+#define NS7520_ETH_CLRT_CWIN (0x00003F00) /* Collision Windows */
+#define NS7520_ETH_CLRT_RES2 (0x000000F0) /* Reserved */
+#define NS7520_ETH_CLRT_RETX (0x0000000F) /* Retransmission maximum */
+
+/* MAXF Maximum Frame Register Bit Fields*/
+
+#define NS7520_ETH_MAXF_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_MAXF_MAXF (0x0000FFFF) /* Maximum frame length */
+
+/* SUPP PHY Support Register Bit Fields*/
+
+#define NS7520_ETH_SUPP_RES1 (0xFFFFFF00) /* Reserved */
+#define NS7520_ETH_SUPP_RPE100X (0x00000080) /* Reset PE100X module */
+#define NS7520_ETH_SUPP_FORCEQ (0x00000040) /* Force Quit */
+#define NS7520_ETH_SUPP_NOCIPH (0x00000020) /* No Cipher */
+#define NS7520_ETH_SUPP_DLINKF (0x00000010) /* Disable link fail */
+#define NS7520_ETH_SUPP_RPE10T (0x00000008) /* Reset PE10T module */
+#define NS7520_ETH_SUPP_RES2 (0x00000004) /* Reserved */
+#define NS7520_ETH_SUPP_JABBER (0x00000002) /* Enable Jabber protection */
+#define NS7520_ETH_SUPP_BITMODE (0x00000001) /* Bit Mode */
+
+/* TEST Register Bit Fields*/
+
+#define NS7520_ETH_TEST_RES1 (0xFFFFFFF8) /* Reserved */
+#define NS7520_ETH_TEST_TBACK (0x00000004) /* Test backpressure */
+#define NS7520_ETH_TEST_TPAUSE (0x00000002) /* Test Pause */
+#define NS7520_ETH_TEST_SPQ (0x00000001) /* Shortcut pause quanta */
+
+/* MCFG MII Management Configuration Register Bit Fields*/
+
+#define NS7520_ETH_MCFG_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_MCFG_RMIIM (0x00008000) /* Reset MII management */
+#define NS7520_ETH_MCFG_RES2 (0x00007FE0) /* Reserved */
+#define NS7520_ETH_MCFG_CLKS_MA (0x0000001C) /* Clock Select */
+#define NS7520_ETH_MCFG_CLKS_4 (0x00000004) /* Sysclk / 4 */
+#define NS7520_ETH_MCFG_CLKS_6 (0x00000008) /* Sysclk / 6 */
+#define NS7520_ETH_MCFG_CLKS_8 (0x0000000C) /* Sysclk / 8 */
+#define NS7520_ETH_MCFG_CLKS_10 (0x00000010) /* Sysclk / 10 */
+#define NS7520_ETH_MCFG_CLKS_14 (0x00000014) /* Sysclk / 14 */
+#define NS7520_ETH_MCFG_CLKS_20 (0x00000018) /* Sysclk / 20 */
+#define NS7520_ETH_MCFG_CLKS_28 (0x0000001C) /* Sysclk / 28 */
+#define NS7520_ETH_MCFG_SPRE (0x00000002) /* Suppress preamble */
+#define NS7520_ETH_MCFG_SCANI (0x00000001) /* Scan increment */
+
+/* MCMD MII Management Command Register Bit Fields*/
+
+#define NS7520_ETH_MCMD_RES1 (0xFFFFFFFC) /* Reserved */
+#define NS7520_ETH_MCMD_SCAN (0x00000002) /* Automatically Scan for Read Data */
+#define NS7520_ETH_MCMD_READ (0x00000001) /* Single scan for Read Data */
+
+/* MCMD MII Management Address Register Bit Fields*/
+
+#define NS7520_ETH_MADR_RES1 (0xFFFFE000) /* Reserved */
+#define NS7520_ETH_MADR_DADR (0x00001F00) /* MII PHY device address */
+#define NS7520_ETH_MADR_RES2 (0x000000E0) /* Reserved */
+#define NS7520_ETH_MADR_RADR (0x0000001F) /* MII PHY register address */
+
+/* MWTD MII Management Write Data Register Bit Fields*/
+
+#define NS7520_ETH_MWTD_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_MWTD_MWTD (0x0000FFFF) /* MII Write Data */
+
+/* MRRD MII Management Read Data Register Bit Fields*/
+
+#define NS7520_ETH_MRRD_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_MRRD_MRDD (0x0000FFFF) /* MII Read Data */
+
+/* MIND MII Management Indicators Register Bit Fields*/
+
+#define NS7520_ETH_MIND_RES1 (0xFFFFFFF8) /* Reserved */
+#define NS7520_ETH_MIND_NVALID (0x00000004) /* Read Data not valid */
+#define NS7520_ETH_MIND_SCAN (0x00000002) /* Automatically scan for read data */
+#define NS7520_ETH_MIND_BUSY (0x00000001) /* MII interface busy */
+
+/* SMII Status Register Bit Fields*/
+
+#define NS7520_ETH_SMII_RES1 (0xFFFFFFE0) /* Reserved */
+#define NS7520_ETH_SMII_CLASH (0x00000010) /* MAC-to-MAC with PHY */
+#define NS7520_ETH_SMII_JABBER (0x00000008) /* Jabber condition present */
+#define NS7520_ETH_SMII_LINK (0x00000004) /* Link OK */
+#define NS7520_ETH_SMII_DUPLEX (0x00000002) /* Full-duplex operation */
+#define NS7520_ETH_SMII_SPEED (0x00000001) /* 100 Mbps */
+
+/* SA1 Station Address 1 Register Bit Fields*/
+
+#define NS7520_ETH_SA1_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_SA1_OCTET1 (0x0000FF00) /* Station Address octet 1 */
+#define NS7520_ETH_SA1_OCTET2 (0x000000FF) /* Station Address octet 2 */
+
+/* SA2 Station Address 2 Register Bit Fields*/
+
+#define NS7520_ETH_SA2_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_SA2_OCTET3 (0x0000FF00) /* Station Address octet 3 */
+#define NS7520_ETH_SA2_OCTET4 (0x000000FF) /* Station Address octet 4 */
+
+/* SA3 Station Address 3 Register Bit Fields*/
+
+#define NS7520_ETH_SA3_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_SA3_OCTET5 (0x0000FF00) /* Station Address octet 5 */
+#define NS7520_ETH_SA3_OCTET6 (0x000000FF) /* Station Address octet 6 */
+
+/* SAFR Station Address Filter Register Bit Fields*/
+
+#define NS7520_ETH_SAFR_RES1 (0xFFFFFFF0) /* Reserved */
+#define NS7520_ETH_SAFR_PRO (0x00000008) /* Enable Promiscuous mode */
+#define NS7520_ETH_SAFR_PRM (0x00000004) /* Accept ALL multicast packets */
+#define NS7520_ETH_SAFR_PRA (0x00000002) /* Accept multicast packets table */
+#define NS7520_ETH_SAFR_BROAD (0x00000001) /* Accept ALL Broadcast packets */
+
+/* HT1 Hash Table 1 Register Bit Fields*/
+
+#define NS7520_ETH_HT1_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_HT1_HT1 (0x0000FFFF) /* CRC value 15-0 */
+
+/* HT2 Hash Table 2 Register Bit Fields*/
+
+#define NS7520_ETH_HT2_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_HT2_HT2 (0x0000FFFF) /* CRC value 31-16 */
+
+/* HT3 Hash Table 3 Register Bit Fields*/
+
+#define NS7520_ETH_HT3_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_HT3_HT3 (0x0000FFFF) /* CRC value 47-32 */
+
+/* HT4 Hash Table 4 Register Bit Fields*/
+
+#define NS7520_ETH_HT4_RES1 (0xFFFF0000) /* Reserved */
+#define NS7520_ETH_HT4_HT4 (0x0000FFFF) /* CRC value 63-48 */
+
+#endif /* CONFIG_DRIVER_NS7520_ETHERNET */
+
+#endif /* FS_NS7520_ETH_H */