--- /dev/null
+/*
+ * Register definitions for AR2315+
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2003 Atheros Communications, Inc., All Rights Reserved.
+ * Copyright (C) 2006 FON Technology, SL.
+ * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org>
+ * Copyright (C) 2006-2008 Felix Fietkau <nbd@openwrt.org>
+ */
+
+#ifndef __ASM_MACH_ATH25_AR2315_REGS_H
+#define __ASM_MACH_ATH25_AR2315_REGS_H
+
+/*
+ * IRQs
+ */
+#define AR2315_IRQ_MISC (MIPS_CPU_IRQ_BASE + 2) /* C0_CAUSE: 0x0400 */
+#define AR2315_IRQ_WLAN0 (MIPS_CPU_IRQ_BASE + 3) /* C0_CAUSE: 0x0800 */
+#define AR2315_IRQ_ENET0 (MIPS_CPU_IRQ_BASE + 4) /* C0_CAUSE: 0x1000 */
+#define AR2315_IRQ_LCBUS_PCI (MIPS_CPU_IRQ_BASE + 5) /* C0_CAUSE: 0x2000 */
+#define AR2315_IRQ_WLAN0_POLL (MIPS_CPU_IRQ_BASE + 6) /* C0_CAUSE: 0x4000 */
+
+/*
+ * Miscellaneous interrupts, which share IP2.
+ */
+#define AR2315_MISC_IRQ_UART0 0
+#define AR2315_MISC_IRQ_I2C_RSVD 1
+#define AR2315_MISC_IRQ_SPI 2
+#define AR2315_MISC_IRQ_AHB 3
+#define AR2315_MISC_IRQ_APB 4
+#define AR2315_MISC_IRQ_TIMER 5
+#define AR2315_MISC_IRQ_GPIO 6
+#define AR2315_MISC_IRQ_WATCHDOG 7
+#define AR2315_MISC_IRQ_IR_RSVD 8
+#define AR2315_MISC_IRQ_COUNT 9
+
+/*
+ * Address map
+ */
+#define AR2315_SPI_READ_BASE 0x08000000 /* SPI flash */
+#define AR2315_SPI_READ_SIZE 0x01000000
+#define AR2315_WLAN0_BASE 0x10000000 /* Wireless MMR */
+#define AR2315_PCI_BASE 0x10100000 /* PCI MMR */
+#define AR2315_PCI_SIZE 0x00001000
+#define AR2315_SDRAMCTL_BASE 0x10300000 /* SDRAM MMR */
+#define AR2315_SDRAMCTL_SIZE 0x00000020
+#define AR2315_LOCAL_BASE 0x10400000 /* Local bus MMR */
+#define AR2315_ENET0_BASE 0x10500000 /* Ethernet MMR */
+#define AR2315_RST_BASE 0x11000000 /* Reset control MMR */
+#define AR2315_RST_SIZE 0x00000100
+#define AR2315_UART0_BASE 0x11100000 /* UART MMR */
+#define AR2315_SPI_MMR_BASE 0x11300000 /* SPI flash MMR */
+#define AR2315_SPI_MMR_SIZE 0x00000010
+#define AR2315_PCI_EXT_BASE 0x80000000 /* PCI external */
+#define AR2315_PCI_EXT_SIZE 0x40000000
+
+/*
+ * Configuration registers
+ */
+
+/* Cold reset register */
+#define AR2315_COLD_RESET 0x0000
+
+#define AR2315_RESET_COLD_AHB 0x00000001
+#define AR2315_RESET_COLD_APB 0x00000002
+#define AR2315_RESET_COLD_CPU 0x00000004
+#define AR2315_RESET_COLD_CPUWARM 0x00000008
+#define AR2315_RESET_SYSTEM (RESET_COLD_CPU |\
+ RESET_COLD_APB |\
+ RESET_COLD_AHB) /* full system */
+#define AR2317_RESET_SYSTEM 0x00000010
+
+/* Reset register */
+#define AR2315_RESET 0x0004
+
+#define AR2315_RESET_WARM_WLAN0_MAC 0x00000001 /* warm reset WLAN0 MAC */
+#define AR2315_RESET_WARM_WLAN0_BB 0x00000002 /* warm reset WLAN0 BB */
+#define AR2315_RESET_MPEGTS_RSVD 0x00000004 /* warm reset MPEG-TS */
+#define AR2315_RESET_PCIDMA 0x00000008 /* warm reset PCI ahb/dma */
+#define AR2315_RESET_MEMCTL 0x00000010 /* warm reset mem control */
+#define AR2315_RESET_LOCAL 0x00000020 /* warm reset local bus */
+#define AR2315_RESET_I2C_RSVD 0x00000040 /* warm reset I2C bus */
+#define AR2315_RESET_SPI 0x00000080 /* warm reset SPI iface */
+#define AR2315_RESET_UART0 0x00000100 /* warm reset UART0 */
+#define AR2315_RESET_IR_RSVD 0x00000200 /* warm reset IR iface */
+#define AR2315_RESET_EPHY0 0x00000400 /* cold reset ENET0 phy */
+#define AR2315_RESET_ENET0 0x00000800 /* cold reset ENET0 MAC */
+
+/* AHB master arbitration control */
+#define AR2315_AHB_ARB_CTL 0x0008
+
+#define AR2315_ARB_CPU 0x00000001 /* CPU, default */
+#define AR2315_ARB_WLAN 0x00000002 /* WLAN */
+#define AR2315_ARB_MPEGTS_RSVD 0x00000004 /* MPEG-TS */
+#define AR2315_ARB_LOCAL 0x00000008 /* Local bus */
+#define AR2315_ARB_PCI 0x00000010 /* PCI bus */
+#define AR2315_ARB_ETHERNET 0x00000020 /* Ethernet */
+#define AR2315_ARB_RETRY 0x00000100 /* Retry policy (debug) */
+
+/* Config Register */
+#define AR2315_ENDIAN_CTL 0x000c
+
+#define AR2315_CONFIG_AHB 0x00000001 /* EC-AHB bridge endian */
+#define AR2315_CONFIG_WLAN 0x00000002 /* WLAN byteswap */
+#define AR2315_CONFIG_MPEGTS_RSVD 0x00000004 /* MPEG-TS byteswap */
+#define AR2315_CONFIG_PCI 0x00000008 /* PCI byteswap */
+#define AR2315_CONFIG_MEMCTL 0x00000010 /* Mem controller endian */
+#define AR2315_CONFIG_LOCAL 0x00000020 /* Local bus byteswap */
+#define AR2315_CONFIG_ETHERNET 0x00000040 /* Ethernet byteswap */
+#define AR2315_CONFIG_MERGE 0x00000200 /* CPU write buffer merge */
+#define AR2315_CONFIG_CPU 0x00000400 /* CPU big endian */
+#define AR2315_CONFIG_BIG 0x00000400
+#define AR2315_CONFIG_PCIAHB 0x00000800
+#define AR2315_CONFIG_PCIAHB_BRIDGE 0x00001000
+#define AR2315_CONFIG_SPI 0x00008000 /* SPI byteswap */
+#define AR2315_CONFIG_CPU_DRAM 0x00010000
+#define AR2315_CONFIG_CPU_PCI 0x00020000
+#define AR2315_CONFIG_CPU_MMR 0x00040000
+
+/* NMI control */
+#define AR2315_NMI_CTL 0x0010
+
+#define AR2315_NMI_EN 1
+
+/* Revision Register - Initial value is 0x3010 (WMAC 3.0, AR231X 1.0). */
+#define AR2315_SREV 0x0014
+
+#define AR2315_REV_MAJ 0x000000f0
+#define AR2315_REV_MAJ_S 4
+#define AR2315_REV_MIN 0x0000000f
+#define AR2315_REV_MIN_S 0
+#define AR2315_REV_CHIP (AR2315_REV_MAJ | AR2315_REV_MIN)
+
+/* Interface Enable */
+#define AR2315_IF_CTL 0x0018
+
+#define AR2315_IF_MASK 0x00000007
+#define AR2315_IF_DISABLED 0 /* Disable all */
+#define AR2315_IF_PCI 1 /* PCI */
+#define AR2315_IF_TS_LOCAL 2 /* Local bus */
+#define AR2315_IF_ALL 3 /* Emulation only */
+#define AR2315_IF_LOCAL_HOST 0x00000008
+#define AR2315_IF_PCI_HOST 0x00000010
+#define AR2315_IF_PCI_INTR 0x00000020
+#define AR2315_IF_PCI_CLK_MASK 0x00030000
+#define AR2315_IF_PCI_CLK_INPUT 0
+#define AR2315_IF_PCI_CLK_OUTPUT_LOW 1
+#define AR2315_IF_PCI_CLK_OUTPUT_CLK 2
+#define AR2315_IF_PCI_CLK_OUTPUT_HIGH 3
+#define AR2315_IF_PCI_CLK_SHIFT 16
+
+/* APB Interrupt control */
+#define AR2315_ISR 0x0020
+#define AR2315_IMR 0x0024
+#define AR2315_GISR 0x0028
+
+#define AR2315_ISR_UART0 0x00000001 /* high speed UART */
+#define AR2315_ISR_I2C_RSVD 0x00000002 /* I2C bus */
+#define AR2315_ISR_SPI 0x00000004 /* SPI bus */
+#define AR2315_ISR_AHB 0x00000008 /* AHB error */
+#define AR2315_ISR_APB 0x00000010 /* APB error */
+#define AR2315_ISR_TIMER 0x00000020 /* Timer */
+#define AR2315_ISR_GPIO 0x00000040 /* GPIO */
+#define AR2315_ISR_WD 0x00000080 /* Watchdog */
+#define AR2315_ISR_IR_RSVD 0x00000100 /* IR */
+
+#define AR2315_GISR_MISC 0x00000001 /* Misc */
+#define AR2315_GISR_WLAN0 0x00000002 /* WLAN0 */
+#define AR2315_GISR_MPEGTS_RSVD 0x00000004 /* MPEG-TS */
+#define AR2315_GISR_LOCALPCI 0x00000008 /* Local/PCI bus */
+#define AR2315_GISR_WMACPOLL 0x00000010
+#define AR2315_GISR_TIMER 0x00000020
+#define AR2315_GISR_ETHERNET 0x00000040 /* Ethernet */
+
+/* Generic timer */
+#define AR2315_TIMER 0x0030
+#define AR2315_RELOAD 0x0034
+
+/* Watchdog timer */
+#define AR2315_WDT_TIMER 0x0038
+#define AR2315_WDT_CTRL 0x003c
+
+#define AR2315_WDT_CTRL_IGNORE 0x00000000 /* ignore expiration */
+#define AR2315_WDT_CTRL_NMI 0x00000001 /* NMI on watchdog */
+#define AR2315_WDT_CTRL_RESET 0x00000002 /* reset on watchdog */
+
+/* CPU Performance Counters */
+#define AR2315_PERFCNT0 0x0048
+#define AR2315_PERFCNT1 0x004c
+
+#define AR2315_PERF0_DATAHIT 0x00000001 /* Count Data Cache Hits */
+#define AR2315_PERF0_DATAMISS 0x00000002 /* Count Data Cache Misses */
+#define AR2315_PERF0_INSTHIT 0x00000004 /* Count Instruction Cache Hits */
+#define AR2315_PERF0_INSTMISS 0x00000008 /* Count Instruction Cache Misses */
+#define AR2315_PERF0_ACTIVE 0x00000010 /* Count Active Processor Cycles */
+#define AR2315_PERF0_WBHIT 0x00000020 /* Count CPU Write Buffer Hits */
+#define AR2315_PERF0_WBMISS 0x00000040 /* Count CPU Write Buffer Misses */
+
+#define AR2315_PERF1_EB_ARDY 0x00000001 /* Count EB_ARdy signal */
+#define AR2315_PERF1_EB_AVALID 0x00000002 /* Count EB_AValid signal */
+#define AR2315_PERF1_EB_WDRDY 0x00000004 /* Count EB_WDRdy signal */
+#define AR2315_PERF1_EB_RDVAL 0x00000008 /* Count EB_RdVal signal */
+#define AR2315_PERF1_VRADDR 0x00000010 /* Count valid read address cycles*/
+#define AR2315_PERF1_VWADDR 0x00000020 /* Count valid write address cycl.*/
+#define AR2315_PERF1_VWDATA 0x00000040 /* Count valid write data cycles */
+
+/* AHB Error Reporting */
+#define AR2315_AHB_ERR0 0x0050 /* error */
+#define AR2315_AHB_ERR1 0x0054 /* haddr */
+#define AR2315_AHB_ERR2 0x0058 /* hwdata */
+#define AR2315_AHB_ERR3 0x005c /* hrdata */
+#define AR2315_AHB_ERR4 0x0060 /* status */
+
+#define AR2315_AHB_ERROR_DET 1 /* AHB Error has been detected, */
+ /* write 1 to clear all bits in ERR0 */
+#define AR2315_AHB_ERROR_OVR 2 /* AHB Error overflow has been detected */
+#define AR2315_AHB_ERROR_WDT 4 /* AHB Error due to wdt instead of hresp */
+
+#define AR2315_PROCERR_HMAST 0x0000000f
+#define AR2315_PROCERR_HMAST_DFLT 0
+#define AR2315_PROCERR_HMAST_WMAC 1
+#define AR2315_PROCERR_HMAST_ENET 2
+#define AR2315_PROCERR_HMAST_PCIENDPT 3
+#define AR2315_PROCERR_HMAST_LOCAL 4
+#define AR2315_PROCERR_HMAST_CPU 5
+#define AR2315_PROCERR_HMAST_PCITGT 6
+#define AR2315_PROCERR_HMAST_S 0
+#define AR2315_PROCERR_HWRITE 0x00000010
+#define AR2315_PROCERR_HSIZE 0x00000060
+#define AR2315_PROCERR_HSIZE_S 5
+#define AR2315_PROCERR_HTRANS 0x00000180
+#define AR2315_PROCERR_HTRANS_S 7
+#define AR2315_PROCERR_HBURST 0x00000e00
+#define AR2315_PROCERR_HBURST_S 9
+
+/* Clock Control */
+#define AR2315_PLLC_CTL 0x0064
+#define AR2315_PLLV_CTL 0x0068
+#define AR2315_CPUCLK 0x006c
+#define AR2315_AMBACLK 0x0070
+#define AR2315_SYNCCLK 0x0074
+#define AR2315_DSL_SLEEP_CTL 0x0080
+#define AR2315_DSL_SLEEP_DUR 0x0084
+
+/* PLLc Control fields */
+#define AR2315_PLLC_REF_DIV_M 0x00000003
+#define AR2315_PLLC_REF_DIV_S 0
+#define AR2315_PLLC_FDBACK_DIV_M 0x0000007c
+#define AR2315_PLLC_FDBACK_DIV_S 2
+#define AR2315_PLLC_ADD_FDBACK_DIV_M 0x00000080
+#define AR2315_PLLC_ADD_FDBACK_DIV_S 7
+#define AR2315_PLLC_CLKC_DIV_M 0x0001c000
+#define AR2315_PLLC_CLKC_DIV_S 14
+#define AR2315_PLLC_CLKM_DIV_M 0x00700000
+#define AR2315_PLLC_CLKM_DIV_S 20
+
+/* CPU CLK Control fields */
+#define AR2315_CPUCLK_CLK_SEL_M 0x00000003
+#define AR2315_CPUCLK_CLK_SEL_S 0
+#define AR2315_CPUCLK_CLK_DIV_M 0x0000000c
+#define AR2315_CPUCLK_CLK_DIV_S 2
+
+/* AMBA CLK Control fields */
+#define AR2315_AMBACLK_CLK_SEL_M 0x00000003
+#define AR2315_AMBACLK_CLK_SEL_S 0
+#define AR2315_AMBACLK_CLK_DIV_M 0x0000000c
+#define AR2315_AMBACLK_CLK_DIV_S 2
+
+/* PCI Clock Control */
+#define AR2315_PCICLK 0x00a4
+
+#define AR2315_PCICLK_INPUT_M 0x00000003
+#define AR2315_PCICLK_INPUT_S 0
+#define AR2315_PCICLK_PLLC_CLKM 0
+#define AR2315_PCICLK_PLLC_CLKM1 1
+#define AR2315_PCICLK_PLLC_CLKC 2
+#define AR2315_PCICLK_REF_CLK 3
+#define AR2315_PCICLK_DIV_M 0x0000000c
+#define AR2315_PCICLK_DIV_S 2
+#define AR2315_PCICLK_IN_FREQ 0
+#define AR2315_PCICLK_IN_FREQ_DIV_6 1
+#define AR2315_PCICLK_IN_FREQ_DIV_8 2
+#define AR2315_PCICLK_IN_FREQ_DIV_10 3
+
+/* Observation Control Register */
+#define AR2315_OCR 0x00b0
+
+#define AR2315_OCR_GPIO0_IRIN 0x00000040
+#define AR2315_OCR_GPIO1_IROUT 0x00000080
+#define AR2315_OCR_GPIO3_RXCLR 0x00000200
+
+/* General Clock Control */
+#define AR2315_MISCCLK 0x00b4
+
+#define AR2315_MISCCLK_PLLBYPASS_EN 0x00000001
+#define AR2315_MISCCLK_PROCREFCLK 0x00000002
+
+/*
+ * SDRAM Controller
+ * - No read or write buffers are included.
+ */
+#define AR2315_MEM_CFG 0x0000
+#define AR2315_MEM_CTRL 0x000c
+#define AR2315_MEM_REF 0x0010
+
+#define AR2315_MEM_CFG_DATA_WIDTH_M 0x00006000
+#define AR2315_MEM_CFG_DATA_WIDTH_S 13
+#define AR2315_MEM_CFG_COL_WIDTH_M 0x00001e00
+#define AR2315_MEM_CFG_COL_WIDTH_S 9
+#define AR2315_MEM_CFG_ROW_WIDTH_M 0x000001e0
+#define AR2315_MEM_CFG_ROW_WIDTH_S 5
+#define AR2315_MEM_CFG_BANKADDR_BITS_M 0x00000018
+#define AR2315_MEM_CFG_BANKADDR_BITS_S 3
+
+/*
+ * Local Bus Interface Registers
+ */
+#define AR2315_LB_CONFIG 0x0000
+
+#define AR2315_LBCONF_OE 0x00000001 /* =1 OE is low-true */
+#define AR2315_LBCONF_CS0 0x00000002 /* =1 first CS is low-true */
+#define AR2315_LBCONF_CS1 0x00000004 /* =1 2nd CS is low-true */
+#define AR2315_LBCONF_RDY 0x00000008 /* =1 RDY is low-true */
+#define AR2315_LBCONF_WE 0x00000010 /* =1 Write En is low-true */
+#define AR2315_LBCONF_WAIT 0x00000020 /* =1 WAIT is low-true */
+#define AR2315_LBCONF_ADS 0x00000040 /* =1 Adr Strobe is low-true */
+#define AR2315_LBCONF_MOT 0x00000080 /* =0 Intel, =1 Motorola */
+#define AR2315_LBCONF_8CS 0x00000100 /* =1 8 bits CS, 0= 16bits */
+#define AR2315_LBCONF_8DS 0x00000200 /* =1 8 bits Data S, 0=16bits */
+#define AR2315_LBCONF_ADS_EN 0x00000400 /* =1 Enable ADS */
+#define AR2315_LBCONF_ADR_OE 0x00000800 /* =1 Adr cap on OE, WE or DS */
+#define AR2315_LBCONF_ADDT_MUX 0x00001000 /* =1 Adr and Data share bus */
+#define AR2315_LBCONF_DATA_OE 0x00002000 /* =1 Data cap on OE, WE, DS */
+#define AR2315_LBCONF_16DATA 0x00004000 /* =1 Data is 16 bits wide */
+#define AR2315_LBCONF_SWAPDT 0x00008000 /* =1 Byte swap data */
+#define AR2315_LBCONF_SYNC 0x00010000 /* =1 Bus synchronous to clk */
+#define AR2315_LBCONF_INT 0x00020000 /* =1 Intr is low true */
+#define AR2315_LBCONF_INT_CTR0 0x00000000 /* GND high-Z, Vdd is high-Z */
+#define AR2315_LBCONF_INT_CTR1 0x00040000 /* GND drive, Vdd is high-Z */
+#define AR2315_LBCONF_INT_CTR2 0x00080000 /* GND high-Z, Vdd drive */
+#define AR2315_LBCONF_INT_CTR3 0x000c0000 /* GND drive, Vdd drive */
+#define AR2315_LBCONF_RDY_WAIT 0x00100000 /* =1 RDY is negative of WAIT */
+#define AR2315_LBCONF_INT_PULSE 0x00200000 /* =1 Interrupt is a pulse */
+#define AR2315_LBCONF_ENABLE 0x00400000 /* =1 Falcon respond to LB */
+
+#define AR2315_LB_CLKSEL 0x0004
+
+#define AR2315_LBCLK_EXT 0x00000001 /* use external clk for lb */
+
+#define AR2315_LB_1MS 0x0008
+
+#define AR2315_LB1MS_MASK 0x0003ffff /* # of AHB clk cycles in 1ms */
+
+#define AR2315_LB_MISCCFG 0x000c
+
+#define AR2315_LBM_TXD_EN 0x00000001 /* Enable TXD for fragments */
+#define AR2315_LBM_RX_INTEN 0x00000002 /* Enable LB ints on RX ready */
+#define AR2315_LBM_MBOXWR_INTEN 0x00000004 /* Enable LB ints on mbox wr */
+#define AR2315_LBM_MBOXRD_INTEN 0x00000008 /* Enable LB ints on mbox rd */
+#define AR2315_LMB_DESCSWAP_EN 0x00000010 /* Byte swap desc enable */
+#define AR2315_LBM_TIMEOUT_M 0x00ffff80
+#define AR2315_LBM_TIMEOUT_S 7
+#define AR2315_LBM_PORTMUX 0x07000000
+
+#define AR2315_LB_RXTSOFF 0x0010
+
+#define AR2315_LB_TX_CHAIN_EN 0x0100
+
+#define AR2315_LB_TXEN_0 0x00000001
+#define AR2315_LB_TXEN_1 0x00000002
+#define AR2315_LB_TXEN_2 0x00000004
+#define AR2315_LB_TXEN_3 0x00000008
+
+#define AR2315_LB_TX_CHAIN_DIS 0x0104
+#define AR2315_LB_TX_DESC_PTR 0x0200
+
+#define AR2315_LB_RX_CHAIN_EN 0x0400
+
+#define AR2315_LB_RXEN 0x00000001
+
+#define AR2315_LB_RX_CHAIN_DIS 0x0404
+#define AR2315_LB_RX_DESC_PTR 0x0408
+
+#define AR2315_LB_INT_STATUS 0x0500
+
+#define AR2315_LB_INT_TX_DESC 0x00000001
+#define AR2315_LB_INT_TX_OK 0x00000002
+#define AR2315_LB_INT_TX_ERR 0x00000004
+#define AR2315_LB_INT_TX_EOF 0x00000008
+#define AR2315_LB_INT_RX_DESC 0x00000010
+#define AR2315_LB_INT_RX_OK 0x00000020
+#define AR2315_LB_INT_RX_ERR 0x00000040
+#define AR2315_LB_INT_RX_EOF 0x00000080
+#define AR2315_LB_INT_TX_TRUNC 0x00000100
+#define AR2315_LB_INT_TX_STARVE 0x00000200
+#define AR2315_LB_INT_LB_TIMEOUT 0x00000400
+#define AR2315_LB_INT_LB_ERR 0x00000800
+#define AR2315_LB_INT_MBOX_WR 0x00001000
+#define AR2315_LB_INT_MBOX_RD 0x00002000
+
+/* Bit definitions for INT MASK are the same as INT_STATUS */
+#define AR2315_LB_INT_MASK 0x0504
+
+#define AR2315_LB_INT_EN 0x0508
+#define AR2315_LB_MBOX 0x0600
+
+#endif /* __ASM_MACH_ATH25_AR2315_REGS_H */
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