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-rw-r--r--package/fonera-mp3-drv/src/Makefile19
-rw-r--r--package/fonera-mp3-drv/src/ar531x.h1124
-rw-r--r--package/fonera-mp3-drv/src/ar531xlnx.h140
-rw-r--r--package/fonera-mp3-drv/src/mp3_drv.c308
-rw-r--r--package/fonera-mp3-drv/src/vs10xx.c328
5 files changed, 1919 insertions, 0 deletions
diff --git a/package/fonera-mp3-drv/src/Makefile b/package/fonera-mp3-drv/src/Makefile
new file mode 100644
index 0000000000..fda632eade
--- /dev/null
+++ b/package/fonera-mp3-drv/src/Makefile
@@ -0,0 +1,19 @@
+# $Id$
+#
+# Makefile for mp3 - vs1011b driver
+#
+# Copyright (C) 2007 John '2B|!2B' Crispin john@phrozen.org
+#
+# 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.
+#
+
+obj-m := mp3_drv.o
+
+ifeq ($(MAKING_MODULES),1)
+#export-objs := mp3_drv.o
+
+-include $(TOPDIR)/Rules.make
+endif
diff --git a/package/fonera-mp3-drv/src/ar531x.h b/package/fonera-mp3-drv/src/ar531x.h
new file mode 100644
index 0000000000..9176c15abc
--- /dev/null
+++ b/package/fonera-mp3-drv/src/ar531x.h
@@ -0,0 +1,1124 @@
+/*
+ * 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 © 2003 Atheros Communications, Inc., All Rights Reserved.
+ */
+
+#ifndef AR531X_H
+#define AR531X_H 1
+
+
+#ifndef CONFIG_AR531X_COBRA
+
+#include <asm/addrspace.h>
+
+/* Address Map */
+#define AR531X_WLAN0 0x18000000
+#define AR531X_WLAN1 0x18500000
+#define AR531X_ENET0 0x18100000
+#define AR531X_ENET1 0x18200000
+#define AR531X_SDRAMCTL 0x18300000
+#define AR531X_FLASHCTL 0x18400000
+#define AR531X_APBBASE 0x1c000000
+#define AR531X_FLASH 0x1e000000
+
+/*
+ * AR531X_NUM_ENET_MAC defines the number of ethernet MACs that
+ * should be considered available. The AR5312 supports 2 enet MACS,
+ * even though many reference boards only actually use 1 of them
+ * (i.e. Only MAC 0 is actually connected to an enet PHY or PHY switch.
+ * The AR2312 supports 1 enet MAC.
+ */
+#define AR531X_NUM_ENET_MAC 2
+
+/*
+ * Need these defines to determine true number of ethernet MACs
+ */
+#define AR5212_AR5312_REV2 0x0052 /* AR5312 WMAC (AP31) */
+#define AR5212_AR5312_REV7 0x0057 /* AR5312 WMAC (AP30-040) */
+#define AR5212_AR2313_REV8 0x0058 /* AR2313 WMAC (AP43-030) */
+#define AR531X_RADIO_MASK_OFF 0xc8
+#define AR531X_RADIO0_MASK 0x0003
+#define AR531X_RADIO1_MASK 0x000c
+#define AR531X_RADIO1_S 2
+
+/*
+ * AR531X_NUM_WMAC defines the number of Wireless MACs that\
+ * should be considered available.
+ */
+#define AR531X_NUM_WMAC 2
+
+/* Reset/Timer Block Address Map */
+#define AR531X_RESETTMR (AR531X_APBBASE + 0x3000)
+#define AR531X_TIMER (AR531X_RESETTMR + 0x0000) /* countdown timer */
+#define AR531X_WD_CTRL (AR531X_RESETTMR + 0x0008) /* watchdog cntrl */
+#define AR531X_WD_TIMER (AR531X_RESETTMR + 0x000c) /* watchdog timer */
+#define AR531X_ISR (AR531X_RESETTMR + 0x0010) /* Intr Status Reg */
+#define AR531X_IMR (AR531X_RESETTMR + 0x0014) /* Intr Mask Reg */
+#define AR531X_RESET (AR531X_RESETTMR + 0x0020)
+#define AR5312_CLOCKCTL1 (AR531X_RESETTMR + 0x0064)
+#define AR5312_SCRATCH (AR531X_RESETTMR + 0x006c)
+#define AR531X_PROCADDR (AR531X_RESETTMR + 0x0070)
+#define AR531X_PROC1 (AR531X_RESETTMR + 0x0074)
+#define AR531X_DMAADDR (AR531X_RESETTMR + 0x0078)
+#define AR531X_DMA1 (AR531X_RESETTMR + 0x007c)
+#define AR531X_ENABLE (AR531X_RESETTMR + 0x0080) /* interface enb */
+#define AR531X_REV (AR531X_RESETTMR + 0x0090) /* revision */
+
+/* AR531X_WD_CTRL register bit field definitions */
+#define AR531X_WD_CTRL_IGNORE_EXPIRATION 0x0000
+#define AR531X_WD_CTRL_NMI 0x0001
+#define AR531X_WD_CTRL_RESET 0x0002
+
+/* AR531X_ISR register bit field definitions */
+#define AR531X_ISR_NONE 0x0000
+#define AR531X_ISR_TIMER 0x0001
+#define AR531X_ISR_AHBPROC 0x0002
+#define AR531X_ISR_AHBDMA 0x0004
+#define AR531X_ISR_GPIO 0x0008
+#define AR531X_ISR_UART0 0x0010
+#define AR531X_ISR_UART0DMA 0x0020
+#define AR531X_ISR_WD 0x0040
+#define AR531X_ISR_LOCAL 0x0080
+
+/* AR531X_RESET register bit field definitions */
+#define AR531X_RESET_SYSTEM 0x00000001 /* cold reset full system */
+#define AR531X_RESET_PROC 0x00000002 /* cold reset MIPS core */
+#define AR531X_RESET_WLAN0 0x00000004 /* cold reset WLAN MAC and BB */
+#define AR531X_RESET_EPHY0 0x00000008 /* cold reset ENET0 phy */
+#define AR531X_RESET_EPHY1 0x00000010 /* cold reset ENET1 phy */
+#define AR531X_RESET_ENET0 0x00000020 /* cold reset ENET0 mac */
+#define AR531X_RESET_ENET1 0x00000040 /* cold reset ENET1 mac */
+#define AR531X_RESET_UART0 0x00000100 /* cold reset UART0 (high speed) */
+#define AR531X_RESET_WLAN1 0x00000200 /* cold reset WLAN MAC/BB */
+#define AR531X_RESET_APB 0x00000400 /* cold reset APB (ar5312) */
+#define AR531X_RESET_WARM_PROC 0x00001000 /* warm reset MIPS core */
+#define AR531X_RESET_WARM_WLAN0_MAC 0x00002000 /* warm reset WLAN0 MAC */
+#define AR531X_RESET_WARM_WLAN0_BB 0x00004000 /* warm reset WLAN0 BaseBand */
+#define AR531X_RESET_NMI 0x00010000 /* send an NMI to the processor */
+#define AR531X_RESET_WARM_WLAN1_MAC 0x00020000 /* warm reset WLAN1 mac */
+#define AR531X_RESET_WARM_WLAN1_BB 0x00040000 /* warm reset WLAN1 baseband */
+#define AR531X_RESET_LOCAL_BUS 0x00080000 /* reset local bus */
+#define AR531X_RESET_WDOG 0x00100000 /* last reset was a watchdog */
+
+#define AR531X_RESET_WMAC0_BITS \
+ AR531X_RESET_WLAN0 |\
+ AR531X_RESET_WARM_WLAN0_MAC |\
+ AR531X_RESET_WARM_WLAN0_BB
+
+#define AR531X_RESERT_WMAC1_BITS \
+ AR531X_RESET_WLAN1 |\
+ AR531X_RESET_WARM_WLAN1_MAC |\
+ AR531X_RESET_WARM_WLAN1_BB
+
+/* AR5312_CLOCKCTL1 register bit field definitions */
+#define AR5312_CLOCKCTL1_PREDIVIDE_MASK 0x00000030
+#define AR5312_CLOCKCTL1_PREDIVIDE_SHIFT 4
+#define AR5312_CLOCKCTL1_MULTIPLIER_MASK 0x00001f00
+#define AR5312_CLOCKCTL1_MULTIPLIER_SHIFT 8
+#define AR5312_CLOCKCTL1_DOUBLER_MASK 0x00010000
+
+/* Valid for AR5312 and AR2312 */
+#define AR5312_CLOCKCTL1_PREDIVIDE_MASK 0x00000030
+#define AR5312_CLOCKCTL1_PREDIVIDE_SHIFT 4
+#define AR5312_CLOCKCTL1_MULTIPLIER_MASK 0x00001f00
+#define AR5312_CLOCKCTL1_MULTIPLIER_SHIFT 8
+#define AR5312_CLOCKCTL1_DOUBLER_MASK 0x00010000
+
+/* Valid for AR2313 */
+#define AR2313_CLOCKCTL1_PREDIVIDE_MASK 0x00003000
+#define AR2313_CLOCKCTL1_PREDIVIDE_SHIFT 12
+#define AR2313_CLOCKCTL1_MULTIPLIER_MASK 0x001f0000
+#define AR2313_CLOCKCTL1_MULTIPLIER_SHIFT 16
+#define AR2313_CLOCKCTL1_DOUBLER_MASK 0x00000000
+
+
+/* AR531X_ENABLE register bit field definitions */
+#define AR531X_ENABLE_WLAN0 0x0001
+#define AR531X_ENABLE_ENET0 0x0002
+#define AR531X_ENABLE_ENET1 0x0004
+#define AR531X_ENABLE_UART_AND_WLAN1_PIO 0x0008 /* UART, and WLAN1 PIOs */
+#define AR531X_ENABLE_WLAN1_DMA 0x0010 /* WLAN1 DMAs */
+#define AR531X_ENABLE_WLAN1 \
+ (AR531X_ENABLE_UART_AND_WLAN1_PIO | AR531X_ENABLE_WLAN1_DMA)
+
+/* AR531X_REV register bit field definitions */
+#define AR531X_REV_WMAC_MAJ 0xf000
+#define AR531X_REV_WMAC_MAJ_S 12
+#define AR531X_REV_WMAC_MIN 0x0f00
+#define AR531X_REV_WMAC_MIN_S 8
+#define AR531X_REV_MAJ 0x00f0
+#define AR531X_REV_MAJ_S 4
+#define AR531X_REV_MIN 0x000f
+#define AR531X_REV_MIN_S 0
+#define AR531X_REV_CHIP (REV_MAJ|REV_MIN)
+
+/* Major revision numbers, bits 7..4 of Revision ID register */
+#define AR531X_REV_MAJ_AR5312 0x4
+#define AR531X_REV_MAJ_AR2313 0x5
+
+/* Minor revision numbers, bits 3..0 of Revision ID register */
+#define AR5312_REV_MIN_DUAL 0x0 /* Dual WLAN version */
+#define AR5312_REV_MIN_SINGLE 0x1 /* Single WLAN version */
+
+/* AR531X_FLASHCTL register bit field definitions */
+#define FLASHCTL_IDCY 0x0000000f /* Idle cycle turn around time */
+#define FLASHCTL_IDCY_S 0
+#define FLASHCTL_WST1 0x000003e0 /* Wait state 1 */
+#define FLASHCTL_WST1_S 5
+#define FLASHCTL_RBLE 0x00000400 /* Read byte lane enable */
+#define FLASHCTL_WST2 0x0000f800 /* Wait state 2 */
+#define FLASHCTL_WST2_S 11
+#define FLASHCTL_AC 0x00070000 /* Flash address check (added) */
+#define FLASHCTL_AC_S 16
+#define FLASHCTL_AC_128K 0x00000000
+#define FLASHCTL_AC_256K 0x00010000
+#define FLASHCTL_AC_512K 0x00020000
+#define FLASHCTL_AC_1M 0x00030000
+#define FLASHCTL_AC_2M 0x00040000
+#define FLASHCTL_AC_4M 0x00050000
+#define FLASHCTL_AC_8M 0x00060000
+#define FLASHCTL_AC_RES 0x00070000 /* 16MB is not supported */
+#define FLASHCTL_E 0x00080000 /* Flash bank enable (added) */
+#define FLASHCTL_BUSERR 0x01000000 /* Bus transfer error status flag */
+#define FLASHCTL_WPERR 0x02000000 /* Write protect error status flag */
+#define FLASHCTL_WP 0x04000000 /* Write protect */
+#define FLASHCTL_BM 0x08000000 /* Burst mode */
+#define FLASHCTL_MW 0x30000000 /* Memory width */
+#define FLASHCTL_MWx8 0x00000000 /* Memory width x8 */
+#define FLASHCTL_MWx16 0x10000000 /* Memory width x16 */
+#define FLASHCTL_MWx32 0x20000000 /* Memory width x32 (not supported) */
+#define FLASHCTL_ATNR 0x00000000 /* Access type == no retry */
+#define FLASHCTL_ATR 0x80000000 /* Access type == retry every */
+#define FLASHCTL_ATR4 0xc0000000 /* Access type == retry every 4 */
+
+/* ARM Flash Controller -- 3 flash banks with either x8 or x16 devices. */
+#define AR531X_FLASHCTL0 (AR531X_FLASHCTL + 0x00)
+#define AR531X_FLASHCTL1 (AR531X_FLASHCTL + 0x04)
+#define AR531X_FLASHCTL2 (AR531X_FLASHCTL + 0x08)
+
+/* ARM SDRAM Controller -- just enough to determine memory size */
+#define AR531X_MEM_CFG1 (AR531X_SDRAMCTL + 0x04)
+#define MEM_CFG1_AC0 0x00000700 /* bank 0: SDRAM addr check (added) */
+#define MEM_CFG1_AC0_S 8
+#define MEM_CFG1_AC1 0x00007000 /* bank 1: SDRAM addr check (added) */
+#define MEM_CFG1_AC1_S 12
+
+/* GPIO Address Map */
+#define AR531X_GPIO (AR531X_APBBASE + 0x2000)
+#define AR531X_GPIO_DO (AR531X_GPIO + 0x00) /* output register */
+#define AR531X_GPIO_DI (AR531X_GPIO + 0x04) /* intput register */
+#define AR531X_GPIO_CR (AR531X_GPIO + 0x08) /* control register */
+
+/* GPIO Control Register bit field definitions */
+#define GPIO_CR_M(x) (1 << (x)) /* mask for i/o */
+#define GPIO_CR_O(x) (0 << (x)) /* mask for output */
+#define GPIO_CR_I(x) (1 << (x)) /* mask for input */
+#define GPIO_CR_INT(x) (1 << ((x)+8)) /* mask for interrupt */
+#define GPIO_CR_UART(x) (1 << ((x)+16)) /* uart multiplex */
+
+
+typedef unsigned int AR531X_REG;
+
+#define sysRegRead(phys) \
+ (*(volatile AR531X_REG *)PHYS_TO_K1(phys))
+
+#define sysRegWrite(phys, val) \
+ ((*(volatile AR531X_REG *)PHYS_TO_K1(phys)) = (val))
+
+
+/*
+ * This is board-specific data that is stored in a "fixed" location in flash.
+ * It is shared across operating systems, so it should not be changed lightly.
+ * The main reason we need it is in order to extract the ethernet MAC
+ * address(es).
+ */
+struct ar531x_boarddata {
+ u32 magic; /* board data is valid */
+#define AR531X_BD_MAGIC 0x35333131 /* "5311", for all 531x platforms */
+ u16 cksum; /* checksum (starting with BD_REV 2) */
+ u16 rev; /* revision of this struct */
+#define BD_REV 4
+ char boardName[64]; /* Name of board */
+ u16 major; /* Board major number */
+ u16 minor; /* Board minor number */
+ u32 config; /* Board configuration */
+#define BD_ENET0 0x00000001 /* ENET0 is stuffed */
+#define BD_ENET1 0x00000002 /* ENET1 is stuffed */
+#define BD_UART1 0x00000004 /* UART1 is stuffed */
+#define BD_UART0 0x00000008 /* UART0 is stuffed (dma) */
+#define BD_RSTFACTORY 0x00000010 /* Reset factory defaults stuffed */
+#define BD_SYSLED 0x00000020 /* System LED stuffed */
+#define BD_EXTUARTCLK 0x00000040 /* External UART clock */
+#define BD_CPUFREQ 0x00000080 /* cpu freq is valid in nvram */
+#define BD_SYSFREQ 0x00000100 /* sys freq is set in nvram */
+#define BD_WLAN0 0x00000200 /* Enable WLAN0 */
+#define BD_MEMCAP 0x00000400 /* CAP SDRAM @ memCap for testing */
+#define BD_DISWATCHDOG 0x00000800 /* disable system watchdog */
+#define BD_WLAN1 0x00001000 /* Enable WLAN1 (ar5212) */
+#define BD_ISCASPER 0x00002000 /* FLAG for AR2312 */
+#define BD_WLAN0_2G_EN 0x00004000 /* FLAG for radio0_2G */
+#define BD_WLAN0_5G_EN 0x00008000 /* FLAG for radio0_2G */
+#define BD_WLAN1_2G_EN 0x00020000 /* FLAG for radio0_2G */
+#define BD_WLAN1_5G_EN 0x00040000 /* FLAG for radio0_2G */
+ u16 resetConfigGpio; /* Reset factory GPIO pin */
+ u16 sysLedGpio; /* System LED GPIO pin */
+
+ u32 cpuFreq; /* CPU core frequency in Hz */
+ u32 sysFreq; /* System frequency in Hz */
+ u32 cntFreq; /* Calculated C0_COUNT frequency */
+
+ u8 wlan0Mac[6];
+ u8 enet0Mac[6];
+ u8 enet1Mac[6];
+
+ u16 pciId; /* Pseudo PCIID for common code */
+ u16 memCap; /* cap bank1 in MB */
+
+ /* version 3 */
+ u8 wlan1Mac[6]; /* (ar5212) */
+};
+
+#else
+
+/*
+ * Add support for Cobra
+ *
+ * AR531XPLUSreg.h Register definitions for Atheros AR5311 and AR5312 chipsets.
+ * - WLAN registers are listed in
+ * hal/ar5211/ar5211Reg.h
+ * hal/ar5212/ar5212Reg.h
+ * - Ethernet registers are listed in ar531xenet.h
+ * - Standard UART is 16550 compatible.
+ */
+
+
+/*
+ * Address map
+ */
+#define AR531XPLUS_SDRAM0 0x00000000 /* DRAM */
+#define AR531XPLUS_SPI_READ 0x08000000 /* SPI FLASH */
+#define AR531XPLUS_WLAN0 0xB0000000 /* Wireless MMR */
+#define AR531XPLUS_PCI 0xB0100000 /* PCI MMR */
+#define AR531XPLUS_SDRAMCTL 0xB0300000 /* SDRAM MMR */
+#define AR531XPLUS_LOCAL 0xB0400000 /* LOCAL BUS MMR */
+#define AR531XPLUS_ENET0 0xB0500000 /* ETHERNET MMR */
+#define AR531XPLUS_DSLBASE 0xB1000000 /* RESET CONTROL MMR */
+#define AR531XPLUS_UART0 0xB1100003 /* UART MMR */
+#define AR531XPLUS_SPI 0xB1300000 /* SPI FLASH MMR */
+#define AR531XPLUS_FLASHBT 0xBfc00000 /* ro boot alias to FLASH */
+#define AR531XPLUS_RAM1 0x40000000 /* ram alias */
+#define AR531XPLUS_PCIEXT 0x80000000 /* pci external */
+#define AR531XPLUS_RAM2 0xc0000000 /* ram alias */
+#define AR531XPLUS_RAM3 0xe0000000 /* ram alias */
+
+#define AR531X_ENET0 AR531XPLUS_ENET0
+#define AR531X_ENET1 0
+/*
+ * Reset Register
+ */
+#define AR531XPLUS_COLD_RESET (AR531XPLUS_DSLBASE + 0x0000)
+
+/* Cold Reset */
+#define RESET_COLD_AHB 0x00000001
+#define RESET_COLD_APB 0x00000002
+#define RESET_COLD_CPU 0x00000004
+#define RESET_COLD_CPUWARM 0x00000008
+#define RESET_SYSTEM (RESET_COLD_CPU | RESET_COLD_APB | RESET_COLD_AHB) /* full system */
+
+/* Warm Reset */
+
+#define AR531XPLUS_RESET (AR531XPLUS_DSLBASE + 0x0004)
+#define AR531X_RESET AR531XPLUS_RESET
+
+#define RESET_WARM_WLAN0_MAC 0x00000001 /* warm reset WLAN0 MAC */
+#define RESET_WARM_WLAN0_BB 0x00000002 /* warm reset WLAN0 BaseBand */
+#define RESET_MPEGTS_RSVD 0x00000004 /* warm reset MPEG-TS */
+#define RESET_PCIDMA 0x00000008 /* warm reset PCI ahb/dma */
+#define RESET_MEMCTL 0x00000010 /* warm reset memory controller */
+#define RESET_LOCAL 0x00000020 /* warm reset local bus */
+#define RESET_I2C_RSVD 0x00000040 /* warm reset I2C bus */
+#define RESET_SPI 0x00000080 /* warm reset SPI interface */
+#define RESET_UART0 0x00000100 /* warm reset UART0 */
+#define RESET_IR_RSVD 0x00000200 /* warm reset IR interface */
+#define RESET_EPHY0 0x00000400 /* cold reset ENET0 phy */
+#define RESET_ENET0 0x00000800 /* cold reset ENET0 mac */
+
+#define AR531X_RESET_ENET0 RESET_ENET0
+#define AR531X_RESET_EPHY0 RESET_EPHY0
+#define AR531X_RESET_ENET1 0
+#define AR531X_RESET_EPHY1 0
+
+/*
+ * AHB master arbitration control
+ */
+#define AR531XPLUS_AHB_ARB_CTL (AR531XPLUS_DSLBASE + 0x0008)
+
+#define ARB_CPU 0x00000001 /* CPU, default */
+#define ARB_WLAN 0x00000002 /* WLAN */
+#define ARB_MPEGTS_RSVD 0x00000004 /* MPEG-TS */
+#define ARB_LOCAL 0x00000008 /* LOCAL */
+#define ARB_PCI 0x00000010 /* PCI */
+#define ARB_ETHERNET 0x00000020 /* Ethernet */
+#define ARB_RETRY 0x00000100 /* retry policy, debug only */
+
+/*
+ * Config Register
+ */
+#define AR531XPLUS_ENDIAN_CTL (AR531XPLUS_DSLBASE + 0x000c)
+
+#define CONFIG_AHB 0x00000001 /* EC - AHB bridge endianess */
+#define CONFIG_WLAN 0x00000002 /* WLAN byteswap */
+#define CONFIG_MPEGTS_RSVD 0x00000004 /* MPEG-TS byteswap */
+#define CONFIG_PCI 0x00000008 /* PCI byteswap */
+#define CONFIG_MEMCTL 0x00000010 /* Memory controller endianess */
+#define CONFIG_LOCAL 0x00000020 /* Local bus byteswap */
+#define CONFIG_ETHERNET 0x00000040 /* Ethernet byteswap */
+
+#define CONFIG_MERGE 0x00000200 /* CPU write buffer merge */
+#define CONFIG_CPU 0x00000400 /* CPU big endian */
+#define CONFIG_PCIAHB 0x00000800
+#define CONFIG_PCIAHB_BRIDGE 0x00001000
+#define CONFIG_SPI 0x00008000 /* SPI byteswap */
+#define CONFIG_CPU_DRAM 0x00010000
+#define CONFIG_CPU_PCI 0x00020000
+#define CONFIG_CPU_MMR 0x00040000
+#define CONFIG_BIG 0x00000400
+
+
+/*
+ * NMI control
+ */
+#define AR531XPLUS_NMI_CTL (AR531XPLUS_DSLBASE + 0x0010)
+
+#define NMI_EN 1
+
+/*
+ * Revision Register - Initial value is 0x3010 (WMAC 3.0, AR531X 1.0).
+ */
+#define AR531XPLUS_SREV (AR531XPLUS_DSLBASE + 0x0014)
+
+#define AR531X_REV AR531XPLUS_SREV
+
+#define REV_MAJ 0x00f0
+#define REV_MAJ_S 4
+#define REV_MIN 0x000f
+#define REV_MIN_S 0
+#define REV_CHIP (REV_MAJ|REV_MIN)
+
+#define AR531X_REV_MAJ REV_MAJ
+#define AR531X_REV_MAJ_S REV_MAJ_S
+#define AR531X_REV_MIN REV_MIN
+#define AR531X_REV_MIN_S REV_MIN_S
+#define REV_CHIP (REV_MAJ|REV_MIN)
+/*
+ * Need these defines to determine true number of ethernet MACs
+ */
+#define AR5212_AR5312_REV2 0x0052 /* AR5312 WMAC (AP31) */
+#define AR5212_AR5312_REV7 0x0057 /* AR5312 WMAC (AP30-040) */
+#define AR5212_AR2313_REV8 0x0058 /* AR2313 WMAC (AP43-030) */
+#define AR531X_RADIO_MASK_OFF 0xc8
+#define AR531X_RADIO0_MASK 0x0003
+#define AR531X_RADIO1_MASK 0x000c
+#define AR531X_RADIO1_S 2
+
+/* Major revision numbers, bits 7..4 of Revision ID register */
+#define AR531X_REV_MAJ_AR5312 0x4
+#define AR531X_REV_MAJ_AR2313 0x5
+
+/*
+ * AR531X_NUM_ENET_MAC defines the number of ethernet MACs that
+ * should be considered available. The AR5312 supports 2 enet MACS,
+ * even though many reference boards only actually use 1 of them
+ * (i.e. Only MAC 0 is actually connected to an enet PHY or PHY switch.
+ * The AR2312 supports 1 enet MAC.
+ */
+#define AR531X_NUM_ENET_MAC 1
+
+/*
+ * Interface Enable
+ */
+#define AR531XPLUS_IF_CTL (AR531XPLUS_DSLBASE + 0x0018)
+
+#define IF_MASK 0x00000007
+#define IF_DISABLED 0
+#define IF_PCI 1
+#define IF_TS_LOCAL 2
+#define IF_ALL 3 /* only for emulation with separate pins */
+#define IF_LOCAL_HOST 0x00000008
+#define IF_PCI_HOST 0x00000010
+#define IF_PCI_INTR 0x00000020
+#define IF_PCI_CLK_MASK 0x00030000
+#define IF_PCI_CLK_INPUT 0
+#define IF_PCI_CLK_OUTPUT_LOW 1
+#define IF_PCI_CLK_OUTPUT_CLK 2
+#define IF_PCI_CLK_OUTPUT_HIGH 3
+#define IF_PCI_CLK_SHIFT 16
+
+
+/* Major revision numbers, bits 7..4 of Revision ID register */
+#define REV_MAJ_AR5311 0x01
+#define REV_MAJ_AR5312 0x04
+#define REV_MAJ_AR5315 0x0B
+
+/*
+ * APB Interrupt control
+ */
+
+#define AR531XPLUS_ISR (AR531XPLUS_DSLBASE + 0x0020)
+#define AR531XPLUS_IMR (AR531XPLUS_DSLBASE + 0x0024)
+#define AR531XPLUS_GISR (AR531XPLUS_DSLBASE + 0x0028)
+
+#define ISR_UART0 0x0001 /* high speed UART */
+#define ISR_I2C_RSVD 0x0002 /* I2C bus */
+#define ISR_SPI 0x0004 /* SPI bus */
+#define ISR_AHB 0x0008 /* AHB error */
+#define ISR_APB 0x0010 /* APB error */
+#define ISR_TIMER 0x0020 /* timer */
+#define ISR_GPIO 0x0040 /* GPIO */
+#define ISR_WD 0x0080 /* watchdog */
+#define ISR_IR_RSVD 0x0100 /* IR */
+
+#define IMR_UART0 ISR_UART0
+#define IMR_I2C_RSVD ISR_I2C_RSVD
+#define IMR_SPI ISR_SPI
+#define IMR_AHB ISR_AHB
+#define IMR_APB ISR_APB
+#define IMR_TIMER ISR_TIMER
+#define IMR_GPIO ISR_GPIO
+#define IMR_WD ISR_WD
+#define IMR_IR_RSVD ISR_IR_RSVD
+
+#define GISR_MISC 0x0001
+#define GISR_WLAN0 0x0002
+#define GISR_MPEGTS_RSVD 0x0004
+#define GISR_LOCALPCI 0x0008
+#define GISR_WMACPOLL 0x0010
+#define GISR_TIMER 0x0020
+#define GISR_ETHERNET 0x0040
+
+/*
+ * Interrupt routing from IO to the processor IP bits
+ * Define our inter mask and level
+ */
+#define AR531XPLUS_INTR_MISCIO SR_IBIT3
+#define AR531XPLUS_INTR_WLAN0 SR_IBIT4
+#define AR531XPLUS_INTR_ENET0 SR_IBIT5
+#define AR531XPLUS_INTR_LOCALPCI SR_IBIT6
+#define AR531XPLUS_INTR_WMACPOLL SR_IBIT7
+#define AR531XPLUS_INTR_COMPARE SR_IBIT8
+
+/*
+ * Timers
+ */
+#define AR531XPLUS_TIMER (AR531XPLUS_DSLBASE + 0x0030)
+#define AR531XPLUS_RELOAD (AR531XPLUS_DSLBASE + 0x0034)
+#define AR531XPLUS_WD (AR531XPLUS_DSLBASE + 0x0038)
+#define AR531XPLUS_WDC (AR531XPLUS_DSLBASE + 0x003c)
+
+#define WDC_RESET 0x00000002 /* reset on watchdog */
+#define WDC_NMI 0x00000001 /* NMI on watchdog */
+#define WDC_IGNORE_EXPIRATION 0x00000000
+
+/*
+ * Interface Debug
+ */
+#define AR531X_FLASHDBG (AR531X_RESETTMR + 0x0040)
+#define AR531X_MIIDBG (AR531X_RESETTMR + 0x0044)
+
+
+/*
+ * CPU Performance Counters
+ */
+#define AR531XPLUS_PERFCNT0 (AR531XPLUS_DSLBASE + 0x0048)
+#define AR531XPLUS_PERFCNT1 (AR531XPLUS_DSLBASE + 0x004c)
+
+#define PERF_DATAHIT 0x0001 /* Count Data Cache Hits */
+#define PERF_DATAMISS 0x0002 /* Count Data Cache Misses */
+#define PERF_INSTHIT 0x0004 /* Count Instruction Cache Hits */
+#define PERF_INSTMISS 0x0008 /* Count Instruction Cache Misses */
+#define PERF_ACTIVE 0x0010 /* Count Active Processor Cycles */
+#define PERF_WBHIT 0x0020 /* Count CPU Write Buffer Hits */
+#define PERF_WBMISS 0x0040 /* Count CPU Write Buffer Misses */
+
+#define PERF_EB_ARDY 0x0001 /* Count EB_ARdy signal */
+#define PERF_EB_AVALID 0x0002 /* Count EB_AValid signal */
+#define PERF_EB_WDRDY 0x0004 /* Count EB_WDRdy signal */
+#define PERF_EB_RDVAL 0x0008 /* Count EB_RdVal signal */
+#define PERF_VRADDR 0x0010 /* Count valid read address cycles */
+#define PERF_VWADDR 0x0020 /* Count valid write address cycles */
+#define PERF_VWDATA 0x0040 /* Count valid write data cycles */
+
+/*
+ * AHB Error Reporting.
+ */
+#define AR531XPLUS_AHB_ERR0 (AR531XPLUS_DSLBASE + 0x0050) /* error */
+#define AR531XPLUS_AHB_ERR1 (AR531XPLUS_DSLBASE + 0x0054) /* haddr */
+#define AR531XPLUS_AHB_ERR2 (AR531XPLUS_DSLBASE + 0x0058) /* hwdata */
+#define AR531XPLUS_AHB_ERR3 (AR531XPLUS_DSLBASE + 0x005c) /* hrdata */
+#define AR531XPLUS_AHB_ERR4 (AR531XPLUS_DSLBASE + 0x0060) /* status */
+
+#define AHB_ERROR_DET 1 /* AHB Error has been detected, */
+ /* write 1 to clear all bits in ERR0 */
+#define AHB_ERROR_OVR 2 /* AHB Error overflow has been detected */
+#define AHB_ERROR_WDT 4 /* AHB Error due to wdt instead of hresp */
+
+#define PROCERR_HMAST 0x0000000f
+#define PROCERR_HMAST_DFLT 0
+#define PROCERR_HMAST_WMAC 1
+#define PROCERR_HMAST_ENET 2
+#define PROCERR_HMAST_PCIENDPT 3
+#define PROCERR_HMAST_LOCAL 4
+#define PROCERR_HMAST_CPU 5
+#define PROCERR_HMAST_PCITGT 6
+
+#define PROCERR_HMAST_S 0
+#define PROCERR_HWRITE 0x00000010
+#define PROCERR_HSIZE 0x00000060
+#define PROCERR_HSIZE_S 5
+#define PROCERR_HTRANS 0x00000180
+#define PROCERR_HTRANS_S 7
+#define PROCERR_HBURST 0x00000e00
+#define PROCERR_HBURST_S 9
+
+
+
+/*
+ * Clock Control
+ */
+#define AR531XPLUS_PLLC_CTL (AR531XPLUS_DSLBASE + 0x0064)
+#define AR531XPLUS_PLLV_CTL (AR531XPLUS_DSLBASE + 0x0068)
+#define AR531XPLUS_CPUCLK (AR531XPLUS_DSLBASE + 0x006c)
+#define AR531XPLUS_AMBACLK (AR531XPLUS_DSLBASE + 0x0070)
+#define AR531XPLUS_SYNCCLK (AR531XPLUS_DSLBASE + 0x0074)
+#define AR531XPLUS_DSL_SLEEP_CTL (AR531XPLUS_DSLBASE + 0x0080)
+#define AR531XPLUS_DSL_SLEEP_DUR (AR531XPLUS_DSLBASE + 0x0084)
+
+/* PLLc Control fields */
+#define PLLC_REF_DIV_M 0x00000003
+#define PLLC_REF_DIV_S 0
+#define PLLC_FDBACK_DIV_M 0x0000007C
+#define PLLC_FDBACK_DIV_S 2
+#define PLLC_ADD_FDBACK_DIV_M 0x00000080
+#define PLLC_ADD_FDBACK_DIV_S 7
+#define PLLC_CLKC_DIV_M 0x0001c000
+#define PLLC_CLKC_DIV_S 14
+#define PLLC_CLKM_DIV_M 0x00700000
+#define PLLC_CLKM_DIV_S 20
+
+/* CPU CLK Control fields */
+#define CPUCLK_CLK_SEL_M 0x00000003
+#define CPUCLK_CLK_SEL_S 0
+#define CPUCLK_CLK_DIV_M 0x0000000c
+#define CPUCLK_CLK_DIV_S 2
+
+/* AMBA CLK Control fields */
+#define AMBACLK_CLK_SEL_M 0x00000003
+#define AMBACLK_CLK_SEL_S 0
+#define AMBACLK_CLK_DIV_M 0x0000000c
+#define AMBACLK_CLK_DIV_S 2
+
+#if defined(COBRA_EMUL)
+#define AR531XPLUS_AMBA_CLOCK_RATE 20000000
+#define AR531XPLUS_CPU_CLOCK_RATE 40000000
+#else
+#if defined(DEFAULT_PLL)
+#define AR531XPLUS_AMBA_CLOCK_RATE 40000000
+#define AR531XPLUS_CPU_CLOCK_RATE 40000000
+#else
+#define AR531XPLUS_AMBA_CLOCK_RATE 92000000
+#define AR531XPLUS_CPU_CLOCK_RATE 184000000
+#endif /* ! DEFAULT_PLL */
+#endif /* ! COBRA_EMUL */
+
+#define AR531XPLUS_UART_CLOCK_RATE AR531XPLUS_AMBA_CLOCK_RATE
+#define AR531XPLUS_SDRAM_CLOCK_RATE AR531XPLUS_AMBA_CLOCK_RATE
+
+/*
+ * The UART computes baud rate as:
+ * baud = clock / (16 * divisor)
+ * where divisor is specified as a High Byte (DLM) and a Low Byte (DLL).
+ */
+#define DESIRED_BAUD_RATE 38400
+
+/*
+ * The WATCHDOG value is computed as
+ * 10 seconds * AR531X_WATCHDOG_CLOCK_RATE
+ */
+#define DESIRED_WATCHDOG_SECONDS 10
+#define AR531X_WATCHDOG_TIME \
+ (DESIRED_WATCHDOG_SECONDS * AR531X_WATCHDOG_CLOCK_RATE)
+
+
+#define CLOCKCTL_UART0 0x0010 /* enable UART0 external clock */
+
+
+ /*
+ * Applicable "PCICFG" bits for WLAN(s). Assoc status and LED mode.
+ */
+#define AR531X_PCICFG (AR531X_RESETTMR + 0x00b0)
+#define ASSOC_STATUS_M 0x00000003
+#define ASSOC_STATUS_NONE 0
+#define ASSOC_STATUS_PENDING 1
+#define ASSOC_STATUS_ASSOCIATED 2
+#define LED_MODE_M 0x0000001c
+#define LED_BLINK_THRESHOLD_M 0x000000e0
+#define LED_SLOW_BLINK_MODE 0x00000100
+
+/*
+ * GPIO
+ */
+
+#define AR531XPLUS_GPIO_DI (AR531XPLUS_DSLBASE + 0x0088)
+#define AR531XPLUS_GPIO_DO (AR531XPLUS_DSLBASE + 0x0090)
+#define AR531XPLUS_GPIO_CR (AR531XPLUS_DSLBASE + 0x0098)
+#define AR531XPLUS_GPIO_INT (AR531XPLUS_DSLBASE + 0x00a0)
+
+#define GPIO_CR_M(x) (1 << (x)) /* mask for i/o */
+#define GPIO_CR_O(x) (1 << (x)) /* output */
+#define GPIO_CR_I(x) (0 << (x)) /* input */
+
+#define GPIO_INT(x,Y) ((x) << (8 * (Y))) /* interrupt enable */
+#define GPIO_INT_M(Y) ((0x3F) << (8 * (Y))) /* mask for int */
+#define GPIO_INT_LVL(x,Y) ((x) << (8 * (Y) + 6)) /* interrupt level */
+#define GPIO_INT_LVL_M(Y) ((0x3) << (8 * (Y) + 6)) /* mask for int level */
+
+#define AR531XPLUS_RESET_GPIO 5
+#define AR531XPLUS_NUM_GPIO 22
+
+
+/*
+ * PCI Clock Control
+ */
+
+#define AR531XPLUS_PCICLK (AR531XPLUS_DSLBASE + 0x00a4)
+
+#define PCICLK_INPUT_M 0x3
+#define PCICLK_INPUT_S 0
+
+#define PCICLK_PLLC_CLKM 0
+#define PCICLK_PLLC_CLKM1 1
+#define PCICLK_PLLC_CLKC 2
+#define PCICLK_REF_CLK 3
+
+#define PCICLK_DIV_M 0xc
+#define PCICLK_DIV_S 2
+
+#define PCICLK_IN_FREQ 0
+#define PCICLK_IN_FREQ_DIV_6 1
+#define PCICLK_IN_FREQ_DIV_8 2
+#define PCICLK_IN_FREQ_DIV_10 3
+
+/*
+ * Observation Control Register
+ */
+#define AR531XPLUS_OCR (AR531XPLUS_DSLBASE + 0x00b0)
+#define OCR_GPIO0_IRIN 0x0040
+#define OCR_GPIO1_IROUT 0x0080
+#define OCR_GPIO3_RXCLR 0x0200
+
+/*
+ * General Clock Control
+ */
+
+#define AR531XPLUS_MISCCLK (AR531XPLUS_DSLBASE + 0x00b4)
+#define MISCCLK_PLLBYPASS_EN 0x00000001
+#define MISCCLK_PROCREFCLK 0x00000002
+
+/*
+ * SDRAM Controller
+ * - No read or write buffers are included.
+ */
+#define AR531XPLUS_MEM_CFG (AR531XPLUS_SDRAMCTL + 0x00)
+#define AR531XPLUS_MEM_CTRL (AR531XPLUS_SDRAMCTL + 0x0c)
+#define AR531XPLUS_MEM_REF (AR531XPLUS_SDRAMCTL + 0x10)
+
+#define SDRAM_DATA_WIDTH_M 0x00006000
+#define SDRAM_DATA_WIDTH_S 13
+
+#define SDRAM_COL_WIDTH_M 0x00001E00
+#define SDRAM_COL_WIDTH_S 9
+
+#define SDRAM_ROW_WIDTH_M 0x000001E0
+#define SDRAM_ROW_WIDTH_S 5
+
+#define SDRAM_BANKADDR_BITS_M 0x00000018
+#define SDRAM_BANKADDR_BITS_S 3
+
+
+/*
+ * SDRAM Memory Refresh (MEM_REF) value is computed as:
+ * MEMCTL_SREFR = (Tr * hclk_freq) / R
+ * where Tr is max. time of refresh of any single row
+ * R is number of rows in the DRAM
+ * For most 133MHz SDRAM parts, Tr=64ms, R=4096 or 8192
+ */
+#if defined(COBRA_EMUL)
+#define AR531XPLUS_SDRAM_MEMORY_REFRESH_VALUE 0x96
+#else
+#if defined(DEFAULT_PLL)
+#define AR531XPLUS_SDRAM_MEMORY_REFRESH_VALUE 0x200
+#else
+#define AR531XPLUS_SDRAM_MEMORY_REFRESH_VALUE 0x61a
+#endif /* ! DEFAULT_PLL */
+#endif
+
+#if defined(AR531XPLUS)
+
+#define AR531XPLUS_SDRAM_DDR_SDRAM 0 /* Not DDR SDRAM */
+#define AR531XPLUS_SDRAM_DATA_WIDTH 16 /* bits */
+#define AR531XPLUS_SDRAM_COL_WIDTH 8
+#define AR531XPLUS_SDRAM_ROW_WIDTH 12
+
+#else
+
+#define AR531XPLUS_SDRAM_DDR_SDRAM 0 /* Not DDR SDRAM */
+#define AR531XPLUS_SDRAM_DATA_WIDTH 16
+#define AR531XPLUS_SDRAM_COL_WIDTH 8
+#define AR531XPLUS_SDRAM_ROW_WIDTH 12
+
+#endif /* ! AR531XPLUS */
+
+/*
+ * SPI Flash Interface Registers
+ */
+
+#define AR531XPLUS_SPI_CTL (AR531XPLUS_SPI + 0x00)
+#define AR531XPLUS_SPI_OPCODE (AR531XPLUS_SPI + 0x04)
+#define AR531XPLUS_SPI_DATA (AR531XPLUS_SPI + 0x08)
+
+#define SPI_CTL_START 0x00000100
+#define SPI_CTL_BUSY 0x00010000
+#define SPI_CTL_TXCNT_MASK 0x0000000f
+#define SPI_CTL_RXCNT_MASK 0x000000f0
+#define SPI_CTL_TX_RX_CNT_MASK 0x000000ff
+#define SPI_CTL_SIZE_MASK 0x00060000
+
+#define SPI_CTL_CLK_SEL_MASK 0x03000000
+#define SPI_OPCODE_MASK 0x000000ff
+
+/*
+ * PCI-MAC Configuration registers
+ */
+#define PCI_MAC_RC (AR531XPLUS_PCI + 0x4000)
+#define PCI_MAC_SCR (AR531XPLUS_PCI + 0x4004)
+#define PCI_MAC_INTPEND (AR531XPLUS_PCI + 0x4008)
+#define PCI_MAC_SFR (AR531XPLUS_PCI + 0x400C)
+#define PCI_MAC_PCICFG (AR531XPLUS_PCI + 0x4010)
+#define PCI_MAC_SREV (AR531XPLUS_PCI + 0x4020)
+
+#define PCI_MAC_RC_MAC 0x00000001
+#define PCI_MAC_RC_BB 0x00000002
+
+#define PCI_MAC_SCR_SLMODE_M 0x00030000
+#define PCI_MAC_SCR_SLMODE_S 16
+#define PCI_MAC_SCR_SLM_FWAKE 0
+#define PCI_MAC_SCR_SLM_FSLEEP 1
+#define PCI_MAC_SCR_SLM_NORMAL 2
+
+#define PCI_MAC_SFR_SLEEP 0x00000001
+
+#define PCI_MAC_PCICFG_SPWR_DN 0x00010000
+
+
+
+
+/*
+ * PCI Bus Interface Registers
+ */
+#define AR531XPLUS_PCI_1MS_REG (AR531XPLUS_PCI + 0x0008)
+#define AR531XPLUS_PCI_1MS_MASK 0x3FFFF /* # of AHB clk cycles in 1ms */
+
+#define AR531XPLUS_PCI_MISC_CONFIG (AR531XPLUS_PCI + 0x000c)
+#define AR531XPLUS_PCIMISC_TXD_EN 0x00000001 /* Enable TXD for fragments */
+#define AR531XPLUS_PCIMISC_CFG_SEL 0x00000002 /* mem or config cycles */
+#define AR531XPLUS_PCIMISC_GIG_MASK 0x0000000C /* bits 31-30 for pci req */
+#define AR531XPLUS_PCIMISC_RST_MODE 0x00000030
+#define AR531XPLUS_PCIRST_INPUT 0x00000000 /* 4:5=0 rst is input */
+#define AR531XPLUS_PCIRST_LOW 0x00000010 /* 4:5=1 rst to GND */
+#define AR531XPLUS_PCIRST_HIGH 0x00000020 /* 4:5=2 rst to VDD */
+#define AR531XPLUS_PCIGRANT_EN 0x00000000 /* 6:7=0 early grant en */
+#define AR531XPLUS_PCIGRANT_FRAME 0x00000040 /* 6:7=1 grant waits 4 frame */
+#define AR531XPLUS_PCIGRANT_IDLE 0x00000080 /* 6:7=2 grant waits 4 idle */
+#define AR531XPLUS_PCIGRANT_GAP 0x00000000 /* 6:7=2 grant waits 4 idle */
+#define AR531XPLUS_PCICACHE_DIS 0x00001000 /* PCI external access cache disable */
+
+#define AR531XPLUS_PCI_OUT_TSTAMP (AR531XPLUS_PCI + 0x0010)
+
+#define AR531XPLUS_PCI_UNCACHE_CFG (AR531XPLUS_PCI + 0x0014)
+
+#define AR531XPLUS_PCI_IN_EN (AR531XPLUS_PCI + 0x0100)
+#define AR531XPLUS_PCI_IN_EN0 0x01 /* Enable chain 0 */
+#define AR531XPLUS_PCI_IN_EN1 0x02 /* Enable chain 1 */
+#define AR531XPLUS_PCI_IN_EN2 0x04 /* Enable chain 2 */
+#define AR531XPLUS_PCI_IN_EN3 0x08 /* Enable chain 3 */
+
+#define AR531XPLUS_PCI_IN_DIS (AR531XPLUS_PCI + 0x0104)
+#define AR531XPLUS_PCI_IN_DIS0 0x01 /* Disable chain 0 */
+#define AR531XPLUS_PCI_IN_DIS1 0x02 /* Disable chain 1 */
+#define AR531XPLUS_PCI_IN_DIS2 0x04 /* Disable chain 2 */
+#define AR531XPLUS_PCI_IN_DIS3 0x08 /* Disable chain 3 */
+
+#define AR531XPLUS_PCI_IN_PTR (AR531XPLUS_PCI + 0x0200)
+
+#define AR531XPLUS_PCI_OUT_EN (AR531XPLUS_PCI + 0x0400)
+#define AR531XPLUS_PCI_OUT_EN0 0x01 /* Enable chain 0 */
+
+#define AR531XPLUS_PCI_OUT_DIS (AR531XPLUS_PCI + 0x0404)
+#define AR531XPLUS_PCI_OUT_DIS0 0x01 /* Disable chain 0 */
+
+#define AR531XPLUS_PCI_OUT_PTR (AR531XPLUS_PCI + 0x0408)
+
+#define AR531XPLUS_PCI_INT_STATUS (AR531XPLUS_PCI + 0x0500) /* write one to clr */
+#define AR531XPLUS_PCI_TXINT 0x00000001 /* Desc In Completed */
+#define AR531XPLUS_PCI_TXOK 0x00000002 /* Desc In OK */
+#define AR531XPLUS_PCI_TXERR 0x00000004 /* Desc In ERR */
+#define AR531XPLUS_PCI_TXEOL 0x00000008 /* Desc In End-of-List */
+#define AR531XPLUS_PCI_RXINT 0x00000010 /* Desc Out Completed */
+#define AR531XPLUS_PCI_RXOK 0x00000020 /* Desc Out OK */
+#define AR531XPLUS_PCI_RXERR 0x00000040 /* Desc Out ERR */
+#define AR531XPLUS_PCI_RXEOL 0x00000080 /* Desc Out EOL */
+#define AR531XPLUS_PCI_TXOOD 0x00000200 /* Desc In Out-of-Desc */
+#define AR531XPLUS_PCI_MASK 0x0000FFFF /* Desc Mask */
+#define AR531XPLUS_PCI_EXT_INT 0x02000000
+#define AR531XPLUS_PCI_ABORT_INT 0x04000000
+
+#define AR531XPLUS_PCI_INT_MASK (AR531XPLUS_PCI + 0x0504) /* same as INT_STATUS */
+
+#define AR531XPLUS_PCI_INTEN_REG (AR531XPLUS_PCI + 0x0508)
+#define AR531XPLUS_PCI_INT_DISABLE 0x00 /* disable pci interrupts */
+#define AR531XPLUS_PCI_INT_ENABLE 0x01 /* enable pci interrupts */
+
+#define AR531XPLUS_PCI_HOST_IN_EN (AR531XPLUS_PCI + 0x0800)
+#define AR531XPLUS_PCI_HOST_IN_DIS (AR531XPLUS_PCI + 0x0804)
+#define AR531XPLUS_PCI_HOST_IN_PTR (AR531XPLUS_PCI + 0x0810)
+#define AR531XPLUS_PCI_HOST_OUT_EN (AR531XPLUS_PCI + 0x0900)
+#define AR531XPLUS_PCI_HOST_OUT_DIS (AR531XPLUS_PCI + 0x0904)
+#define AR531XPLUS_PCI_HOST_OUT_PTR (AR531XPLUS_PCI + 0x0908)
+
+
+/*
+ * Local Bus Interface Registers
+ */
+#define AR531XPLUS_LB_CONFIG (AR531XPLUS_LOCAL + 0x0000)
+#define AR531XPLUS_LBCONF_OE 0x00000001 /* =1 OE is low-true */
+#define AR531XPLUS_LBCONF_CS0 0x00000002 /* =1 first CS is low-true */
+#define AR531XPLUS_LBCONF_CS1 0x00000004 /* =1 2nd CS is low-true */
+#define AR531XPLUS_LBCONF_RDY 0x00000008 /* =1 RDY is low-true */
+#define AR531XPLUS_LBCONF_WE 0x00000010 /* =1 Write En is low-true */
+#define AR531XPLUS_LBCONF_WAIT 0x00000020 /* =1 WAIT is low-true */
+#define AR531XPLUS_LBCONF_ADS 0x00000040 /* =1 Adr Strobe is low-true */
+#define AR531XPLUS_LBCONF_MOT 0x00000080 /* =0 Intel, =1 Motorola */
+#define AR531XPLUS_LBCONF_8CS 0x00000100 /* =1 8 bits CS, 0= 16bits */
+#define AR531XPLUS_LBCONF_8DS 0x00000200 /* =1 8 bits Data S, 0=16bits */
+#define AR531XPLUS_LBCONF_ADS_EN 0x00000400 /* =1 Enable ADS */
+#define AR531XPLUS_LBCONF_ADR_OE 0x00000800 /* =1 Adr cap on OE, WE or DS */
+#define AR531XPLUS_LBCONF_ADDT_MUX 0x00001000 /* =1 Adr and Data share bus */
+#define AR531XPLUS_LBCONF_DATA_OE 0x00002000 /* =1 Data cap on OE, WE, DS */
+#define AR531XPLUS_LBCONF_16DATA 0x00004000 /* =1 Data is 16 bits wide */
+#define AR531XPLUS_LBCONF_SWAPDT 0x00008000 /* =1 Byte swap data */
+#define AR531XPLUS_LBCONF_SYNC 0x00010000 /* =1 Bus synchronous to clk */
+#define AR531XPLUS_LBCONF_INT 0x00020000 /* =1 Intr is low true */
+#define AR531XPLUS_LBCONF_INT_CTR0 0x00000000 /* GND high-Z, Vdd is high-Z */
+#define AR531XPLUS_LBCONF_INT_CTR1 0x00040000 /* GND drive, Vdd is high-Z */
+#define AR531XPLUS_LBCONF_INT_CTR2 0x00080000 /* GND high-Z, Vdd drive */
+#define AR531XPLUS_LBCONF_INT_CTR3 0x000C0000 /* GND drive, Vdd drive */
+#define AR531XPLUS_LBCONF_RDY_WAIT 0x00100000 /* =1 RDY is negative of WAIT */
+#define AR531XPLUS_LBCONF_INT_PULSE 0x00200000 /* =1 Interrupt is a pulse */
+#define AR531XPLUS_LBCONF_ENABLE 0x00400000 /* =1 Falcon respond to LB */
+
+#define AR531XPLUS_LB_CLKSEL (AR531XPLUS_LOCAL + 0x0004)
+#define AR531XPLUS_LBCLK_EXT 0x0001 /* use external clk for lb */
+
+#define AR531XPLUS_LB_1MS (AR531XPLUS_LOCAL + 0x0008)
+#define AR531XPLUS_LB1MS_MASK 0x3FFFF /* # of AHB clk cycles in 1ms */
+
+#define AR531XPLUS_LB_MISCCFG (AR531XPLUS_LOCAL + 0x000C)
+#define AR531XPLUS_LBM_TXD_EN 0x00000001 /* Enable TXD for fragments */
+#define AR531XPLUS_LBM_RX_INTEN 0x00000002 /* Enable LB ints on RX ready */
+#define AR531XPLUS_LBM_MBOXWR_INTEN 0x00000004 /* Enable LB ints on mbox wr */
+#define AR531XPLUS_LBM_MBOXRD_INTEN 0x00000008 /* Enable LB ints on mbox rd */
+#define AR531XPLUS_LMB_DESCSWAP_EN 0x00000010 /* Byte swap desc enable */
+#define AR531XPLUS_LBM_TIMEOUT_MASK 0x00FFFF80
+#define AR531XPLUS_LBM_TIMEOUT_SHFT 7
+#define AR531XPLUS_LBM_PORTMUX 0x07000000
+
+
+#define AR531XPLUS_LB_RXTSOFF (AR531XPLUS_LOCAL + 0x0010)
+
+#define AR531XPLUS_LB_TX_CHAIN_EN (AR531XPLUS_LOCAL + 0x0100)
+#define AR531XPLUS_LB_TXEN_0 0x01
+#define AR531XPLUS_LB_TXEN_1 0x02
+#define AR531XPLUS_LB_TXEN_2 0x04
+#define AR531XPLUS_LB_TXEN_3 0x08
+
+#define AR531XPLUS_LB_TX_CHAIN_DIS (AR531XPLUS_LOCAL + 0x0104)
+#define AR531XPLUS_LB_TX_DESC_PTR (AR531XPLUS_LOCAL + 0x0200)
+
+#define AR531XPLUS_LB_RX_CHAIN_EN (AR531XPLUS_LOCAL + 0x0400)
+#define AR531XPLUS_LB_RXEN 0x01
+
+#define AR531XPLUS_LB_RX_CHAIN_DIS (AR531XPLUS_LOCAL + 0x0404)
+#define AR531XPLUS_LB_RX_DESC_PTR (AR531XPLUS_LOCAL + 0x0408)
+
+#define AR531XPLUS_LB_INT_STATUS (AR531XPLUS_LOCAL + 0x0500)
+#define AR531XPLUS_INT_TX_DESC 0x0001
+#define AR531XPLUS_INT_TX_OK 0x0002
+#define AR531XPLUS_INT_TX_ERR 0x0004
+#define AR531XPLUS_INT_TX_EOF 0x0008
+#define AR531XPLUS_INT_RX_DESC 0x0010
+#define AR531XPLUS_INT_RX_OK 0x0020
+#define AR531XPLUS_INT_RX_ERR 0x0040
+#define AR531XPLUS_INT_RX_EOF 0x0080
+#define AR531XPLUS_INT_TX_TRUNC 0x0100
+#define AR531XPLUS_INT_TX_STARVE 0x0200
+#define AR531XPLUS_INT_LB_TIMEOUT 0x0400
+#define AR531XPLUS_INT_LB_ERR 0x0800
+#define AR531XPLUS_INT_MBOX_WR 0x1000
+#define AR531XPLUS_INT_MBOX_RD 0x2000
+
+/* Bit definitions for INT MASK are the same as INT_STATUS */
+#define AR531XPLUS_LB_INT_MASK (AR531XPLUS_LOCAL + 0x0504)
+
+#define AR531XPLUS_LB_INT_EN (AR531XPLUS_LOCAL + 0x0508)
+#define AR531XPLUS_LB_MBOX (AR531XPLUS_LOCAL + 0x0600)
+
+
+
+/*
+ * IR Interface Registers
+ */
+#define AR531XPLUS_IR_PKTDATA (AR531XPLUS_IR + 0x0000)
+
+#define AR531XPLUS_IR_PKTLEN (AR531XPLUS_IR + 0x07fc) /* 0 - 63 */
+
+#define AR531XPLUS_IR_CONTROL (AR531XPLUS_IR + 0x0800)
+#define AR531XPLUS_IRCTL_TX 0x00000000 /* use as tranmitter */
+#define AR531XPLUS_IRCTL_RX 0x00000001 /* use as receiver */
+#define AR531XPLUS_IRCTL_SAMPLECLK_MASK 0x00003ffe /* Sample clk divisor mask */
+#define AR531XPLUS_IRCTL_SAMPLECLK_SHFT 1
+#define AR531XPLUS_IRCTL_OUTPUTCLK_MASK 0x03ffc000 /* Output clk divisor mask */
+#define AR531XPLUS_IRCTL_OUTPUTCLK_SHFT 14
+
+#define AR531XPLUS_IR_STATUS (AR531XPLUS_IR + 0x0804)
+#define AR531XPLUS_IRSTS_RX 0x00000001 /* receive in progress */
+#define AR531XPLUS_IRSTS_TX 0x00000002 /* transmit in progress */
+
+#define AR531XPLUS_IR_CONFIG (AR531XPLUS_IR + 0x0808)
+#define AR531XPLUS_IRCFG_INVIN 0x00000001 /* invert input polarity */
+#define AR531XPLUS_IRCFG_INVOUT 0x00000002 /* invert output polarity */
+#define AR531XPLUS_IRCFG_SEQ_START_WIN_SEL 0x00000004 /* 1 => 28, 0 => 7 */
+#define AR531XPLUS_IRCFG_SEQ_START_THRESH 0x000000f0 /* */
+#define AR531XPLUS_IRCFG_SEQ_END_UNIT_SEL 0x00000100 /* */
+#define AR531XPLUS_IRCFG_SEQ_END_UNIT_THRESH 0x00007e00 /* */
+#define AR531XPLUS_IRCFG_SEQ_END_WIN_SEL 0x00008000 /* */
+#define AR531XPLUS_IRCFG_SEQ_END_WIN_THRESH 0x001f0000 /* */
+#define AR531XPLUS_IRCFG_NUM_BACKOFF_WORDS 0x01e00000 /* */
+
+/*
+ * PCI memory constants: Memory area 1 and 2 are the same size -
+ * (twice the PCI_TLB_PAGE_SIZE). The definition of
+ * CPU_TO_PCI_MEM_SIZE is coupled with the TLB setup routine
+ * sysLib.c/sysTlbInit(), in that it assumes that 2 pages of size
+ * PCI_TLB_PAGE_SIZE are set up in the TLB for each PCI memory space.
+ */
+
+#define CPU_TO_PCI_MEM_BASE1 0xE0000000
+#define CPU_TO_PCI_MEM_SIZE1 (2*PCI_TLB_PAGE_SIZE)
+
+
+/* TLB attributes for PCI transactions */
+
+#define PCI_MMU_PAGEMASK 0x00003FFF
+#define MMU_PAGE_UNCACHED 0x00000010
+#define MMU_PAGE_DIRTY 0x00000004
+#define MMU_PAGE_VALID 0x00000002
+#define MMU_PAGE_GLOBAL 0x00000001
+#define PCI_MMU_PAGEATTRIB (MMU_PAGE_UNCACHED|MMU_PAGE_DIRTY|\
+ MMU_PAGE_VALID|MMU_PAGE_GLOBAL)
+#define PCI_MEMORY_SPACE1_VIRT 0xE0000000 /* Used for non-prefet mem */
+#define PCI_MEMORY_SPACE1_PHYS 0x80000000
+#define PCI_TLB_PAGE_SIZE 0x01000000
+#define TLB_HI_MASK 0xFFFFE000
+#define TLB_LO_MASK 0x3FFFFFFF
+#define PAGEMASK_SHIFT 11
+#define TLB_LO_SHIFT 6
+
+#define PCI_MAX_LATENCY 0xFFF /* Max PCI latency */
+
+#define HOST_PCI_DEV_ID 3
+#define HOST_PCI_MBAR0 0x10000000
+#define HOST_PCI_MBAR1 0x20000000
+#define HOST_PCI_MBAR2 0x30000000
+
+#define HOST_PCI_SDRAM_BASEADDR HOST_PCI_MBAR1
+#define PCI_DEVICE_MEM_SPACE 0x800000
+
+
+typedef unsigned int AR531X_REG;
+
+#define sysRegRead(phys) \
+ (*(volatile AR531X_REG *)PHYS_TO_K1(phys))
+
+#define sysRegWrite(phys, val) \
+ ((*(volatile AR531X_REG *)PHYS_TO_K1(phys)) = (val))
+
+
+
+/*
+ * This is board-specific data that is stored in a "fixed" location in flash.
+ * It is shared across operating systems, so it should not be changed lightly.
+ * The main reason we need it is in order to extract the ethernet MAC
+ * address(es).
+ */
+struct ar531x_boarddata {
+ u32 magic; /* board data is valid */
+#define AR531X_BD_MAGIC 0x35333131 /* "5311", for all 531x platforms */
+ u16 cksum; /* checksum (starting with BD_REV 2) */
+ u16 rev; /* revision of this struct */
+#define BD_REV 4
+ char boardName[64]; /* Name of board */
+ u16 major; /* Board major number */
+ u16 minor; /* Board minor number */
+ u32 config; /* Board configuration */
+#define BD_ENET0 0x00000001 /* ENET0 is stuffed */
+#define BD_ENET1 0x00000002 /* ENET1 is stuffed */
+#define BD_UART1 0x00000004 /* UART1 is stuffed */
+#define BD_UART0 0x00000008 /* UART0 is stuffed (dma) */
+#define BD_RSTFACTORY 0x00000010 /* Reset factory defaults stuffed */
+#define BD_SYSLED 0x00000020 /* System LED stuffed */
+#define BD_EXTUARTCLK 0x00000040 /* External UART clock */
+#define BD_CPUFREQ 0x00000080 /* cpu freq is valid in nvram */
+#define BD_SYSFREQ 0x00000100 /* sys freq is set in nvram */
+#define BD_WLAN0 0x00000200 /* Enable WLAN0 */
+#define BD_MEMCAP 0x00000400 /* CAP SDRAM @ memCap for testing */
+#define BD_DISWATCHDOG 0x00000800 /* disable system watchdog */
+#define BD_WLAN1 0x00001000 /* Enable WLAN1 (ar5212) */
+#define BD_ISCASPER 0x00002000 /* FLAG for AR2312 */
+#define BD_WLAN0_2G_EN 0x00004000 /* FLAG for radio0_2G */
+#define BD_WLAN0_5G_EN 0x00008000 /* FLAG for radio0_2G */
+#define BD_WLAN1_2G_EN 0x00020000 /* FLAG for radio0_2G */
+#define BD_WLAN1_5G_EN 0x00040000 /* FLAG for radio0_2G */
+ u16 resetConfigGpio; /* Reset factory GPIO pin */
+ u16 sysLedGpio; /* System LED GPIO pin */
+
+ u32 cpuFreq; /* CPU core frequency in Hz */
+ u32 sysFreq; /* System frequency in Hz */
+ u32 cntFreq; /* Calculated C0_COUNT frequency */
+
+ u8 wlan0Mac[6];
+ u8 enet0Mac[6];
+ u8 enet1Mac[6];
+
+ u16 pciId; /* Pseudo PCIID for common code */
+ u16 memCap; /* cap bank1 in MB */
+
+ /* version 3 */
+ u8 wlan1Mac[6]; /* (ar5212) */
+};
+
+#endif
+
+#endif /* AR531X_H */
diff --git a/package/fonera-mp3-drv/src/ar531xlnx.h b/package/fonera-mp3-drv/src/ar531xlnx.h
new file mode 100644
index 0000000000..fe0333f559
--- /dev/null
+++ b/package/fonera-mp3-drv/src/ar531xlnx.h
@@ -0,0 +1,140 @@
+/*
+ * 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 © 2003 Atheros Communications, Inc., All Rights Reserved.
+ */
+
+/*
+ * This file contains definitions needed in order to compile
+ * AR531X products for linux. Definitions that are largely
+ * AR531X-specific and independent of operating system belong
+ * in ar531x.h rather than this file.
+ */
+#ifndef __AR531XLNX_H
+#define __AR531XLNX_H
+#include "ar531x.h"
+
+#define AR531X_HIGH_PRIO 0x10
+#define AR531X_MISC_IRQ_BASE 0x20
+#define AR531X_GPIO_IRQ_BASE 0x30
+
+/* Software's idea of interrupts handled by "CPU Interrupt Controller" */
+#ifndef CONFIG_AR531X_COBRA
+#define CONFIG_AR531X_COBRA 0
+#endif
+
+#if CONFIG_AR531X_COBRA
+#define AR531X_IRQ_NONE MIPS_CPU_IRQ_BASE+0
+#define AR531X_IRQ_MISC_INTRS MIPS_CPU_IRQ_BASE+2 /* C0_CAUSE: 0x0400 */
+#define AR531X_IRQ_WLAN0_INTRS MIPS_CPU_IRQ_BASE+3 /* C0_CAUSE: 0x0800 */
+#define AR531X_IRQ_ENET0_INTRS MIPS_CPU_IRQ_BASE+4 /* C0_CAUSE: 0x1000 */
+#define AR531X_IRQ_LCBUS_PCI MIPS_CPU_IRQ_BASE+6 /* C0_CAUSE: 0x4000 */
+#define AR531X_IRQ_WLAN0_POLL MIPS_CPU_IRQ_BASE+6 /* C0_CAUSE: 0x4000 */
+#define AR531X_IRQ_CPU_CLOCK MIPS_CPU_IRQ_BASE+7 /* C0_CAUSE: 0x8000 */
+#else
+#define AR531X_IRQ_NONE MIPS_CPU_IRQ_BASE+0
+#define AR531X_IRQ_WLAN0_INTRS MIPS_CPU_IRQ_BASE+2 /* C0_CAUSE: 0x0400 */
+#define AR531X_IRQ_ENET0_INTRS MIPS_CPU_IRQ_BASE+3 /* C0_CAUSE: 0x0800 */
+#define AR531X_IRQ_ENET1_INTRS MIPS_CPU_IRQ_BASE+4 /* C0_CAUSE: 0x1000 */
+#define AR531X_IRQ_WLAN1_INTRS MIPS_CPU_IRQ_BASE+5 /* C0_CAUSE: 0x2000 */
+#define AR531X_IRQ_MISC_INTRS MIPS_CPU_IRQ_BASE+6 /* C0_CAUSE: 0x4000 */
+#define AR531X_IRQ_CPU_CLOCK MIPS_CPU_IRQ_BASE+7 /* C0_CAUSE: 0x8000 */
+#endif
+
+/* Miscellaneous interrupts, which share IP6 or IP2 */
+#define AR531X_MISC_IRQ_NONE AR531X_MISC_IRQ_BASE+0
+#define AR531X_MISC_IRQ_TIMER AR531X_MISC_IRQ_BASE+1
+#define AR531X_MISC_IRQ_AHB_PROC AR531X_MISC_IRQ_BASE+2
+#define AR531X_MISC_IRQ_AHB_DMA AR531X_MISC_IRQ_BASE+3
+#define AR531X_MISC_IRQ_GPIO AR531X_MISC_IRQ_BASE+4
+#define AR531X_MISC_IRQ_UART0 AR531X_MISC_IRQ_BASE+5
+#define AR531X_MISC_IRQ_UART0_DMA AR531X_MISC_IRQ_BASE+6
+#define AR531X_MISC_IRQ_WATCHDOG AR531X_MISC_IRQ_BASE+7
+#define AR531X_MISC_IRQ_LOCAL AR531X_MISC_IRQ_BASE+8
+#define AR531X_MISC_IRQ_COUNT 9
+
+/* GPIO Interrupts [0..7], share AR531X_MISC_IRQ_GPIO */
+#define AR531X_GPIO_IRQ_NONE AR531X_MISC_IRQ_BASE+0
+#define AR531X_GPIO_IRQ(n) AR531X_MISC_IRQ_BASE+(n)+1
+#define AR531X_GPIO_IRQ_COUNT 9
+
+#define PHYS_TO_K1(physaddr) KSEG1ADDR(physaddr)
+//#define PHYS_TO_K0(physaddr) KSEG0ADDR(physaddr)
+#define UNMAPPED_TO_PHYS(vaddr) PHYSADDR(vaddr)
+#define IS_UNMAPPED_VADDR(vaddr) \
+ ((KSEGX(vaddr) == KSEG0) || (KSEGX(vaddr) == KSEG1))
+
+/* IOCTL commands for /proc/ar531x */
+#define AR531X_CTRL_DO_BREAKPOINT 1
+#define AR531X_CTRL_DO_MADWIFI 2
+
+/*
+ * Definitions for operating system portability.
+ * These are vxWorks-->Linux translations.
+ */
+#define LOCAL static
+#define BOOL int
+#define TRUE 1
+#define FALSE 0
+#define UINT8 u8
+#define UINT16 u16
+#define UINT32 u32
+#define PRINTF printk
+#if /* DEBUG */ 1
+#define DEBUG_PRINTF printk
+#define printf printk
+#define INLINE
+#else
+DEBUG_PRINTF while (0) printk
+#define INLINE inline
+#endif
+#define sysUDelay(usecs) udelay(usecs)
+#define sysMsDelay(msecs) mdelay(msecs)
+typedef volatile UINT8 *VIRT_ADDR;
+#define MALLOC(sz) kmalloc(sz, GFP_KERNEL)
+#define MALLOC_NOSLEEP(sz) kmalloc(sz, GFP_ATOMIC)
+#define FREE(ptr) kfree((void *)ptr)
+#define BSP_BUG() do { printk("kernel BSP BUG at %s:%d!\n", __FILE__, __LINE__); *(int *)0=0; } while (0)
+#define BSP_BUG_ON(condition) do { if (unlikely((condition)!=0)) BSP_BUG(); } while(0)
+#define ASSERT(x) BSP_BUG_ON(!(x))
+
+extern struct ar531x_boarddata *ar531x_board_configuration;
+extern char *ar531x_radio_configuration;
+extern char *enet_mac_address_get(int MACUnit);
+
+extern void kgdbInit(void);
+extern int kgdbEnabled(void);
+extern void breakpoint(void);
+extern int kgdbInterrupt(void);
+extern unsigned int ar531x_cpu_frequency(void);
+extern unsigned int ar531x_sys_frequency(void);
+
+/* GPIO support */
+extern struct irqaction spurious_gpio;
+extern unsigned int gpioIntMask;
+extern void ar531x_gpio_intr_init(int irq_base);
+extern void ar531x_gpio_ctrl_output(int gpio);
+extern void ar531x_gpio_ctrl_input(int gpio);
+extern void ar531x_gpio_set(int gpio, int val);
+extern int ar531x_gpio_get(int gpio);
+extern void ar531x_gpio_intr_enable(unsigned int irq);
+extern void ar531x_gpio_intr_disable(unsigned int irq);
+
+/* Watchdog Timer support */
+extern int watchdog_start(unsigned int milliseconds);
+extern int watchdog_stop(void);
+extern int watchdog_is_enabled(void);
+extern unsigned int watchdog_min_timer_reached(void);
+extern void watchdog_notify_alive(void);
+
+#define A_DATA_CACHE_INVAL(start, length) \
+ dma_cache_inv((UINT32)(start),(length))
+
+#define sysWbFlush() mb()
+
+#define intDisable(x) cli()
+#define intEnable(x) sti()
+
+#endif /* __AR531XLNX_H */
diff --git a/package/fonera-mp3-drv/src/mp3_drv.c b/package/fonera-mp3-drv/src/mp3_drv.c
new file mode 100644
index 0000000000..f2c0dd1664
--- /dev/null
+++ b/package/fonera-mp3-drv/src/mp3_drv.c
@@ -0,0 +1,308 @@
+/*
+* a.lp_mp3 - VS1011B driver for Fonera
+* Copyright (c) 2007 phrozen.org - John Crispin <john@phrozen.org>
+*
+* 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, MA02111-1307USA
+*
+* Feedback, Bugs... john@phrozen.org
+*
+*/
+
+
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/ioport.h>
+#include <linux/init.h>
+#include <asm/uaccess.h>
+#include <asm/io.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/genhd.h>
+
+// do we want debuging info ?
+#if 0
+#define DBG(x) x
+#else
+#define DBG(x)
+#endif
+
+#define MP3_CHUNK_SIZE 4096
+#define MP3_BUFFERING 0
+#define MP3_PLAYING 1
+#define MP3_BUFFER_FINISHED 2
+#define MP3_PLAY_FINISHED 3
+typedef struct _MP3_DATA{
+ unsigned char mp3[MP3_CHUNK_SIZE];
+ unsigned char state;
+} MP3_DATA;
+
+#define IOCTL_MP3_INIT 0x01
+#define IOCTL_MP3_RESET 0x02
+#define IOCTL_MP3_SETVOLUME 0x03
+#define IOCTL_MP3_GETVOLUME 0x04
+
+typedef struct _AUDIO_DATA{
+ unsigned int bitrate;
+ unsigned int sample_rate;
+ unsigned char is_stereo;
+}AUDIO_DATA;
+#define IOCTL_MP3_GETAUDIODATA 0x05
+#define IOCTL_MP3_CLEARBUFFER 0x06
+#define IOCTL_MP3_PLAY 0x07
+
+typedef struct _MP3_BEEP{
+ unsigned char freq;
+ unsigned int ms;
+} MP3_BEEP;
+#define IOCTL_MP3_BEEP 0x08
+#define IOCTL_MP3_END_REACHED 0x09
+#define IOCTL_MP3_BASS 0x10
+
+#define CRYSTAL12288 0x9800
+#define CRYSTAL24576 0x0
+
+#define DEV_NAME "mp3"
+#define DEV_MAJOR 196
+#define MAX_MP3_COUNT 1
+
+typedef struct _mp3_inf{
+ unsigned char is_open;
+} mp3_inf;
+static mp3_inf mp3_info[MAX_MP3_COUNT];
+
+#define MP3_BUFFER_SIZE (128 * 1024)
+unsigned char mp3_buffer[MP3_BUFFER_SIZE];
+
+static unsigned long int mp3_buffer_offset_write = 0;
+static unsigned long int mp3_buffer_offset_read = 0;
+static unsigned char mp3_buffering_status = MP3_BUFFERING;
+static unsigned long int mp3_data_in_buffer = 0;
+static int mp3_thread = 0;
+unsigned int crystal_freq;
+
+#include "vs10xx.c"
+
+static wait_queue_head_t wq;
+static DECLARE_COMPLETION(mp3_exit);
+
+static int mp3_playback_thread(void *data){
+ int j;
+ unsigned long timeout;
+ printk("started kthread\n");
+ daemonize("kmp3");
+ while(mp3_buffering_status != MP3_PLAY_FINISHED){
+ if((mp3_buffering_status == MP3_PLAYING) || (mp3_buffering_status == MP3_BUFFER_FINISHED)){
+ while(VS1011_NEEDS_DATA){
+ if(mp3_buffer_offset_read == MP3_BUFFER_SIZE){
+ mp3_buffer_offset_read = 0;
+ }
+
+ if(mp3_data_in_buffer == 0){
+ if(mp3_buffering_status == MP3_BUFFER_FINISHED){
+ printk("mp3_drv.ko : finished playing\n");
+ mp3_buffering_status = MP3_PLAY_FINISHED;
+ } else {
+ printk("mp3_drv.ko : buffer empty ?\n");
+ if(mp3_buffering_status != MP3_PLAY_FINISHED){
+ }
+ }
+ } else {
+ for(j = 0; j < 32; j++){
+ VS1011_send_SDI(mp3_buffer[mp3_buffer_offset_read + j]);
+ }
+ mp3_buffer_offset_read += 32;
+ mp3_data_in_buffer -= 32;
+ }
+ }
+ }
+ timeout = 1;
+ timeout = wait_event_interruptible_timeout(wq, (timeout==0), timeout);
+ }
+ complete_and_exit(&mp3_exit, 0);
+}
+
+static ssize_t module_write(struct file * file, const char * buffer, size_t count, loff_t *offset){
+ MP3_DATA mp3_data;
+
+ copy_from_user((char*) &mp3_data, buffer, sizeof(MP3_DATA));
+
+ if(mp3_data.state == MP3_BUFFER_FINISHED){
+ mp3_buffering_status = MP3_BUFFER_FINISHED;
+ DBG(printk("mp3_drv.ko : file end reached\n"));
+ return 1;
+ }
+
+ if(mp3_data.state == MP3_PLAY_FINISHED){
+ mp3_buffering_status = MP3_PLAY_FINISHED;
+ mp3_data_in_buffer = 0;
+ DBG(printk("mp3_drv.ko : stop playing\n"));
+ return 1;
+ }
+
+ if(mp3_data_in_buffer + MP3_CHUNK_SIZE >= MP3_BUFFER_SIZE){
+ DBG(printk("mp3_drv.ko : buffer is full? %ld\n", mp3_data_in_buffer);)
+ return 0;
+ }
+
+ if(mp3_buffer_offset_write == MP3_BUFFER_SIZE){
+ mp3_buffer_offset_write = 0;
+ }
+
+ memcpy(&mp3_buffer[mp3_buffer_offset_write], mp3_data.mp3, MP3_CHUNK_SIZE);
+ mp3_buffer_offset_write += MP3_CHUNK_SIZE;
+ mp3_buffering_status = mp3_data.state;
+ mp3_data_in_buffer += MP3_CHUNK_SIZE;
+ return 1;
+}
+
+static int module_ioctl(struct inode * inode, struct file * file, unsigned int cmd, unsigned long arg){
+ unsigned int retval = 0;
+ AUDIO_DATA audio_data;
+ MP3_BEEP mp3_beep;
+ DBG(printk("mp3_drv.ko : Ioctl Called (cmd=%d)\n", cmd );)
+ switch (cmd) {
+ case IOCTL_MP3_INIT:
+ crystal_freq = arg;
+ VS1011_init(crystal_freq, 1);
+ VS1011_print_registers();
+ break;
+
+ case IOCTL_MP3_RESET:
+ DBG(printk("mp3_drv.ko : doing a sw reset\n");)
+ VS1011_init(crystal_freq, 0);
+ VS1011_print_registers();
+ VS1011_send_zeros(0x20);
+ break;
+
+ case IOCTL_MP3_SETVOLUME:
+ DBG(printk("mp3_drv.ko : setting volume to : %lu\n", arg&0xffff);)
+ VS1011_set_volume(arg);
+ break;
+
+ case IOCTL_MP3_GETVOLUME:
+ retval = VS1011_get_volume();
+ DBG(printk("mp3_drv.ko : read volume : %d\n", retval);)
+ break;
+
+ case IOCTL_MP3_GETAUDIODATA:
+ DBG(printk("mp3_drv.ko : read audio data\n");)
+ VS1011_get_audio_data(&audio_data);
+ copy_to_user((char*)arg, (char*)&audio_data, sizeof(AUDIO_DATA));
+ break;
+
+ case IOCTL_MP3_CLEARBUFFER:
+ DBG(printk("mp3_drv.ko : clearing buffer\n");)
+ mp3_buffer_offset_read = 0;
+ mp3_buffer_offset_write = 0;
+ mp3_buffering_status = MP3_PLAY_FINISHED;
+ mp3_data_in_buffer = 0;
+ break;
+
+ case IOCTL_MP3_PLAY:
+ mp3_thread = kernel_thread(mp3_playback_thread, NULL, CLONE_KERNEL);
+ break;
+
+ case IOCTL_MP3_BEEP:
+ copy_from_user((char*)&mp3_beep, (char*)arg, sizeof(MP3_BEEP));
+ VS1011_sine(1,mp3_beep.freq);
+ msDelay(mp3_beep.ms);
+ VS1011_sine(0,0);
+ break;
+
+ case IOCTL_MP3_END_REACHED:
+ if(mp3_buffering_status == MP3_PLAY_FINISHED){
+ retval = 1;
+ }
+ break;
+
+ case IOCTL_MP3_BASS:
+ VS1011_set_bass(arg);
+ break;
+
+ default:
+ printk("mp3_drv.ko : unknown ioctl\n");
+ break;
+
+ }
+ return retval;
+}
+
+static int module_open(struct inode *inode, struct file *file){
+ unsigned int dev_minor = MINOR(inode->i_rdev);
+ if(dev_minor != 0){
+ printk("mp3_drv.ko : trying to access unknown minor device -> %d\n", dev_minor);
+ return -ENODEV;
+ }
+ if(mp3_info[dev_minor].is_open) {
+ printk("mp3_drv.ko : Device with minor ID %d already in use\n", dev_minor);
+ return -EBUSY;
+ }
+ mp3_info[dev_minor].is_open = 1;
+
+ mp3_buffering_status = MP3_PLAY_FINISHED;
+ printk("mp3_drv.ko : Minor %d has been opened\n", dev_minor);
+ return 0;
+}
+
+static int module_close(struct inode * inode, struct file * file){
+ unsigned int dev_minor = MINOR(inode->i_rdev);
+ mp3_info[dev_minor].is_open = 0;
+ printk("mp3_drv.ko : Minor %d has been closed\n", dev_minor);
+ mp3_buffering_status = MP3_PLAY_FINISHED;
+ return 0;
+}
+
+struct file_operations modulemp3_fops = {
+ write: module_write,
+ ioctl: module_ioctl,
+ open: module_open,
+ release: module_close
+};
+
+static int __init mod_init(void){
+ printk("mp3_drv.ko : VS1011b Driver\n");
+ printk("mp3_drv.ko : Made by John '2B|!2B' Crispin (john@phrozen.org)\n");
+ printk("mp3_drv.ko : Starting ...\n");
+
+ if(register_chrdev(DEV_MAJOR, DEV_NAME, &modulemp3_fops)) {
+ printk( "mp3_drv.ko : Error whilst opening %s (%d)\n", DEV_NAME, DEV_MAJOR);
+ return( -ENODEV );
+ }
+
+ mp3_info[0].is_open = 0;
+ printk("mp3_drv.ko : Device %s registered for major ID %d\n", DEV_NAME, DEV_MAJOR);
+ crystal_freq = CRYSTAL12288;
+ VS1011_init(crystal_freq, 1);
+ VS1011_print_registers();
+ printk("end of init\n");
+ init_waitqueue_head(&wq);
+ printk("wait queue started\n");
+ return 0;
+}
+
+static void __exit mod_exit(void){
+ printk( "mp3_drv.ko : Cleanup\n" );
+ unregister_chrdev(DEV_MAJOR, DEV_NAME);
+}
+
+module_init (mod_init);
+module_exit (mod_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("K. John '2B|!2B' Crispin");
+MODULE_DESCRIPTION("vs1011 Driver for Fox Board");
+
+
+
diff --git a/package/fonera-mp3-drv/src/vs10xx.c b/package/fonera-mp3-drv/src/vs10xx.c
new file mode 100644
index 0000000000..e7b7f68c17
--- /dev/null
+++ b/package/fonera-mp3-drv/src/vs10xx.c
@@ -0,0 +1,328 @@
+/*
+ * a.lp_mp3 - VS1011B driver for Fonera
+ * Copyright (c) 2007 phrozen.org - John Crispin <john@phrozen.org>
+ *
+ * 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, MA02111-1307USA
+ *
+ * Feedback, Bugs.... mail john@phrozen.org
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+#include <linux/ioport.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/fs.h>
+#include <linux/string.h>
+#include <linux/poll.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+
+#include <asm/io.h>
+#include <asm/system.h>
+#include <asm/irq.h>
+#include "ar531xlnx.h"
+
+#define AR5315_DSLBASE 0xB1000000
+#define AR5315_GPIO_DI (AR5315_DSLBASE + 0x0088)
+#define AR5315_GPIO_DO (AR5315_DSLBASE + 0x0090)
+#define AR5315_GPIO_CR (AR5315_DSLBASE + 0x0098)
+#define AR5315_GPIO_INT (AR5315_DSLBASE + 0x00a0)
+
+#define GPIO_0 1<<0
+#define GPIO_1 1<<1
+#define GPIO_2 1<<2
+#define GPIO_3 1<<3
+#define GPIO_4 1<<4
+#define GPIO_6 1<<6
+#define GPIO_7 1<<7
+
+#define DREQ ((unsigned int)GPIO_7)
+#define SCK ((unsigned int)GPIO_1)
+#define SI ((unsigned int)GPIO_4)
+#define BSYNC ((unsigned int)GPIO_3)
+#define CS ((unsigned int)GPIO_0)
+#define SO ((unsigned int)GPIO_6)
+#define RES ((unsigned int)GPIO_2)
+
+#define REG_MODE 0x0
+#define REG_STATUS 0x1
+#define REG_BASS 0x2
+#define REG_CLOCKF 0x3
+#define REG_DECODETIME 0x4
+#define REG_AUDATA 0x5
+#define REG_WRAM 0x6
+#define REG_WRAMADDR 0x7
+#define REG_HDAT0 0x8
+#define REG_HDAT1 0x9
+#define REG_A1ADDR 0xa
+#define REG_VOL 0xb
+#define REG_A1CTRL0 0xc
+#define REG_A1CTRL1 0xd
+#define REG_A1CTRL2 0xe
+
+#define VS1011_NEEDS_DATA spi_get_bit(DREQ)
+#define VS1011_NEEDS_NO_DATA (spi_get_bit(DREQ)== 0x00)
+#define VS1011_WHILE_NEEDS_NO_DATA while(spi_get_bit(DREQ)== 0x00){}
+
+#define VS_CS_LO spi_clear_bit(CS)
+#define VS_CS_HI spi_set_bit(CS)
+
+#define VS_BSYNC_LO spi_clear_bit(BSYNC)
+#define VS_BSYNC_HI spi_set_bit(BSYNC)
+
+#define VS_RESET_LO spi_clear_bit(RES)
+#define VS_RESET_HI spi_set_bit(RES)
+
+#define VS1011_READ SPI_io_vs1011b(0x03)
+#define VS1011_WRITE SPI_io_vs1011b(0x02)
+
+void msDelay(int ms) {
+ int i,a;
+ int delayvar=10;
+
+ for (a=0;a<ms;a++) {
+ for (i=0;i<33084;i++) {
+ delayvar*=2;
+ delayvar/=2;
+ }
+ }
+}
+
+int spi_get_bit(unsigned int pin){
+ return ((sysRegRead(AR5315_GPIO_DI)&pin)?(1):(0));
+}
+
+void spi_set_bit(unsigned int pin){
+ sysRegWrite(AR5315_GPIO_DO, (sysRegRead(AR5315_GPIO_DO) | pin));
+}
+
+void spi_clear_bit(unsigned int pin){
+ sysRegWrite(AR5315_GPIO_DO, (sysRegRead(AR5315_GPIO_DO) & ~pin));
+}
+
+void SPI_clock_vs1011b(void){
+ spi_clear_bit(SCK);
+ spi_set_bit(SCK);
+}
+
+unsigned char SPI_io_vs1011b(unsigned char byte){
+ int i;
+ unsigned char this_bit;
+ unsigned char byte_out = 0;
+ for(i = 7; i>=0; i--){
+ if(byte & (1<<i)){
+ this_bit = 1;
+ } else {
+ this_bit = 0;
+ }
+ if(this_bit){
+ spi_set_bit(SI);
+ } else {
+ spi_clear_bit(SI);
+ }
+ SPI_clock_vs1011b();
+ byte_out += spi_get_bit(SO)<<i;
+ }
+ return byte_out;
+}
+
+void SPI_init_vs1011(void){
+ sysRegWrite(AR5315_GPIO_CR, (sysRegRead(AR5315_GPIO_CR) | SI | SCK | CS | BSYNC | RES) & ~(SO|DREQ));
+ spi_clear_bit(SCK);
+ spi_clear_bit(SI);
+ VS_CS_HI;
+ VS_BSYNC_HI;
+}
+
+void VS1011_send_SCI(unsigned char reg, unsigned int data){
+ VS_CS_LO;
+ VS1011_WRITE;
+ SPI_io_vs1011b(reg);
+ SPI_io_vs1011b((data>>8)&0xff);
+ SPI_io_vs1011b(data&0xff);
+ VS_CS_HI;
+}
+
+unsigned int VS1011_read_SCI(unsigned char reg){
+ unsigned int data;
+ VS_CS_LO;
+ VS1011_READ;
+ SPI_io_vs1011b(reg);
+ data = 0;
+ data = SPI_io_vs1011b(0x00);
+ data <<= 8;
+ data += SPI_io_vs1011b(0x00);
+ VS_CS_HI;
+ return data;
+}
+
+void VS1011_send_SDI(unsigned char byte){
+ int i;
+ VS_BSYNC_LO;
+ for(i = 7; i>=0; i--){
+ if(byte & (1<<i)){
+ spi_set_bit(SI);
+
+ } else {
+ spi_clear_bit(SI);
+ }
+ spi_clear_bit(SCK);
+ spi_set_bit(SCK);
+ }
+ VS_BSYNC_HI;
+}
+
+void VS1011_send_SDI_32(unsigned char* data){
+ int i;
+ VS1011_WHILE_NEEDS_NO_DATA;
+ for(i=0; i<32; i++){
+ VS1011_send_SDI(data[i]);
+ }
+}
+
+void VS1011_send_zeros(unsigned char count){
+ do{
+ VS1011_send_SDI(0x0);
+ count--;
+ }while(count);
+}
+
+void VS1011_set_volume(unsigned int vol){
+ VS1011_send_SCI(REG_VOL, vol);
+}
+
+void VS1011_SW_reset(unsigned int _crystal_freq){
+ unsigned int regval = 0x0804;
+ unsigned long int i = 0;
+ msDelay(100);
+ VS1011_send_zeros(32);
+ VS1011_send_SCI(REG_MODE, regval);
+ msDelay(10);
+ while((VS1011_NEEDS_NO_DATA) && (i++<0xffff)){};
+ VS1011_send_SCI(REG_CLOCKF, _crystal_freq);
+ VS1011_send_zeros(16);
+ VS1011_set_volume(0x00);
+}
+
+void VS1011_HW_reset(void){
+
+ VS_RESET_LO;
+ msDelay(1);
+ VS_RESET_HI;
+ msDelay(1);
+}
+
+void VS1011_init(unsigned int _crystal_freq, unsigned char hw){
+ if(hw){
+ SPI_init_vs1011();
+ }
+ printk("mp3_drv.ko : Init start\n");
+ if(hw){
+ VS1011_HW_reset();
+ }
+ VS1011_SW_reset(_crystal_freq);
+ printk("mp3_drv.ko : init_ok\n");
+}
+
+void VS1011_sine(unsigned char state, unsigned char freq){
+ VS1011_send_zeros(16);
+ if(state == 0x01){
+ VS1011_send_SDI(0x53);
+ VS1011_send_SDI(0xEF);
+ VS1011_send_SDI(0x6E);
+ VS1011_send_SDI(freq);
+ VS1011_send_zeros(0x04);
+ } else {
+ VS1011_send_SDI(0x45);
+ VS1011_send_SDI(0x78);
+ VS1011_send_SDI(0x69);
+ VS1011_send_SDI(0x74);
+ VS1011_send_zeros(0x04);
+ }
+}
+
+unsigned int VS1011_get_volume(void){
+ return VS1011_read_SCI(REG_VOL);
+}
+
+unsigned int VS1011_get_decode_time(void){
+ return VS1011_read_SCI(REG_DECODETIME);
+}
+
+const unsigned int sample_rate_values[] = {0, 44100, 48000, 32000, 22050, 24000, 16000, 11025, 12000, 8000};
+
+void VS1011_get_audio_data(AUDIO_DATA* audio){
+ unsigned int audata = VS1011_read_SCI(REG_AUDATA);
+ audio->sample_rate = sample_rate_values[(audata&0x1E00)>>9];
+ audio->bitrate = audata&0x1FF;
+ audio->is_stereo = (audata&0x8000)>>15;
+}
+
+void VS1011_print_registers(void){
+ unsigned char i;
+ for(i = 0; i< 14; i++){
+ unsigned int regval = VS1011_read_SCI(i);
+ printk("mp3_drv.ko : %d \n", regval);
+ }
+}
+
+void VS1011_volume(unsigned char left, unsigned char right){
+ unsigned int regval = left;
+ regval <<=8;
+ regval += right;
+ VS1011_send_SCI(REG_VOL, regval);
+}
+
+void VS1011_set_bass(unsigned int regval){
+ VS1011_send_SCI(REG_BASS, regval);
+}
+
+void VS1011_set_reg(unsigned int reg, unsigned int regval){
+ VS1011_send_SCI(reg, regval);
+}
+
+/*
+int vs_test(void) {
+ SPI_init_vs1011();
+ printk("%u\n", *R_GEN_CONFIG);
+ VS1001_init(_crystal_freq);
+ VS1001_print_registers();
+ VS1001_volume(0x30, 0x30);
+ msDelay(1000);
+ VS1001_sine(1, 0x30);
+ msDelay(1000);
+ VS1001_sine(0, 0);
+ VS1001_send_zeros(0x20);
+ msDelay(1000);
+ VS1001_sine(1, 0x30);
+ msDelay(1000);
+ VS1001_sine(0, 0);
+ VS1001_send_zeros(0x20);
+ msDelay(1000);
+ VS1001_sine(1, 0x30);
+ msDelay(1000);
+ VS1001_sine(0, 0);
+
+ AUDIO_DATA a;
+ VS1001_get_audio_data(&a);
+ printk("mp3_drv.ko : rate : %d, bit : %d, stereo : %d \n", a.sample_rate, a.bitrate, a.is_stereo);
+ VS1001_SW_reset(_crystal_freq);
+ return 0;
+}*/
+