ar5312_regs.h (9146B)
1/* 2 * This file is subject to the terms and conditions of the GNU General Public 3 * License. See the file "COPYING" in the main directory of this archive 4 * for more details. 5 * 6 * Copyright (C) 2003 Atheros Communications, Inc., All Rights Reserved. 7 * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org> 8 * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> 9 */ 10 11#ifndef __ASM_MACH_ATH25_AR5312_REGS_H 12#define __ASM_MACH_ATH25_AR5312_REGS_H 13 14/* 15 * IRQs 16 */ 17#define AR5312_IRQ_WLAN0 (MIPS_CPU_IRQ_BASE + 2) /* C0_CAUSE: 0x0400 */ 18#define AR5312_IRQ_ENET0 (MIPS_CPU_IRQ_BASE + 3) /* C0_CAUSE: 0x0800 */ 19#define AR5312_IRQ_ENET1 (MIPS_CPU_IRQ_BASE + 4) /* C0_CAUSE: 0x1000 */ 20#define AR5312_IRQ_WLAN1 (MIPS_CPU_IRQ_BASE + 5) /* C0_CAUSE: 0x2000 */ 21#define AR5312_IRQ_MISC (MIPS_CPU_IRQ_BASE + 6) /* C0_CAUSE: 0x4000 */ 22 23/* 24 * Miscellaneous interrupts, which share IP6. 25 */ 26#define AR5312_MISC_IRQ_TIMER 0 27#define AR5312_MISC_IRQ_AHB_PROC 1 28#define AR5312_MISC_IRQ_AHB_DMA 2 29#define AR5312_MISC_IRQ_GPIO 3 30#define AR5312_MISC_IRQ_UART0 4 31#define AR5312_MISC_IRQ_UART0_DMA 5 32#define AR5312_MISC_IRQ_WATCHDOG 6 33#define AR5312_MISC_IRQ_LOCAL 7 34#define AR5312_MISC_IRQ_SPI 8 35#define AR5312_MISC_IRQ_COUNT 9 36 37/* 38 * Address Map 39 * 40 * The AR5312 supports 2 enet MACS, even though many reference boards only 41 * actually use 1 of them (i.e. Only MAC 0 is actually connected to an enet 42 * PHY or PHY switch. The AR2312 supports 1 enet MAC. 43 */ 44#define AR5312_WLAN0_BASE 0x18000000 45#define AR5312_ENET0_BASE 0x18100000 46#define AR5312_ENET1_BASE 0x18200000 47#define AR5312_SDRAMCTL_BASE 0x18300000 48#define AR5312_SDRAMCTL_SIZE 0x00000010 49#define AR5312_FLASHCTL_BASE 0x18400000 50#define AR5312_FLASHCTL_SIZE 0x00000010 51#define AR5312_WLAN1_BASE 0x18500000 52#define AR5312_UART0_BASE 0x1c000000 /* UART MMR */ 53#define AR5312_GPIO_BASE 0x1c002000 54#define AR5312_GPIO_SIZE 0x00000010 55#define AR5312_RST_BASE 0x1c003000 56#define AR5312_RST_SIZE 0x00000100 57#define AR5312_FLASH_BASE 0x1e000000 58#define AR5312_FLASH_SIZE 0x00800000 59 60/* 61 * Need these defines to determine true number of ethernet MACs 62 */ 63#define AR5312_AR5312_REV2 0x0052 /* AR5312 WMAC (AP31) */ 64#define AR5312_AR5312_REV7 0x0057 /* AR5312 WMAC (AP30-040) */ 65#define AR5312_AR2313_REV8 0x0058 /* AR2313 WMAC (AP43-030) */ 66 67/* Reset/Timer Block Address Map */ 68#define AR5312_TIMER 0x0000 /* countdown timer */ 69#define AR5312_RELOAD 0x0004 /* timer reload value */ 70#define AR5312_WDT_CTRL 0x0008 /* watchdog cntrl */ 71#define AR5312_WDT_TIMER 0x000c /* watchdog timer */ 72#define AR5312_ISR 0x0010 /* Intr Status Reg */ 73#define AR5312_IMR 0x0014 /* Intr Mask Reg */ 74#define AR5312_RESET 0x0020 75#define AR5312_CLOCKCTL1 0x0064 76#define AR5312_SCRATCH 0x006c 77#define AR5312_PROCADDR 0x0070 78#define AR5312_PROC1 0x0074 79#define AR5312_DMAADDR 0x0078 80#define AR5312_DMA1 0x007c 81#define AR5312_ENABLE 0x0080 /* interface enb */ 82#define AR5312_REV 0x0090 /* revision */ 83 84/* AR5312_WDT_CTRL register bit field definitions */ 85#define AR5312_WDT_CTRL_IGNORE 0x00000000 /* ignore expiration */ 86#define AR5312_WDT_CTRL_NMI 0x00000001 87#define AR5312_WDT_CTRL_RESET 0x00000002 88 89/* AR5312_ISR register bit field definitions */ 90#define AR5312_ISR_TIMER 0x00000001 91#define AR5312_ISR_AHBPROC 0x00000002 92#define AR5312_ISR_AHBDMA 0x00000004 93#define AR5312_ISR_GPIO 0x00000008 94#define AR5312_ISR_UART0 0x00000010 95#define AR5312_ISR_UART0DMA 0x00000020 96#define AR5312_ISR_WD 0x00000040 97#define AR5312_ISR_LOCAL 0x00000080 98 99/* AR5312_RESET register bit field definitions */ 100#define AR5312_RESET_SYSTEM 0x00000001 /* cold reset full system */ 101#define AR5312_RESET_PROC 0x00000002 /* cold reset MIPS core */ 102#define AR5312_RESET_WLAN0 0x00000004 /* cold reset WLAN MAC/BB */ 103#define AR5312_RESET_EPHY0 0x00000008 /* cold reset ENET0 phy */ 104#define AR5312_RESET_EPHY1 0x00000010 /* cold reset ENET1 phy */ 105#define AR5312_RESET_ENET0 0x00000020 /* cold reset ENET0 MAC */ 106#define AR5312_RESET_ENET1 0x00000040 /* cold reset ENET1 MAC */ 107#define AR5312_RESET_UART0 0x00000100 /* cold reset UART0 */ 108#define AR5312_RESET_WLAN1 0x00000200 /* cold reset WLAN MAC/BB */ 109#define AR5312_RESET_APB 0x00000400 /* cold reset APB ar5312 */ 110#define AR5312_RESET_WARM_PROC 0x00001000 /* warm reset MIPS core */ 111#define AR5312_RESET_WARM_WLAN0_MAC 0x00002000 /* warm reset WLAN0 MAC */ 112#define AR5312_RESET_WARM_WLAN0_BB 0x00004000 /* warm reset WLAN0 BB */ 113#define AR5312_RESET_NMI 0x00010000 /* send an NMI to the CPU */ 114#define AR5312_RESET_WARM_WLAN1_MAC 0x00020000 /* warm reset WLAN1 MAC */ 115#define AR5312_RESET_WARM_WLAN1_BB 0x00040000 /* warm reset WLAN1 BB */ 116#define AR5312_RESET_LOCAL_BUS 0x00080000 /* reset local bus */ 117#define AR5312_RESET_WDOG 0x00100000 /* last reset was a wdt */ 118 119#define AR5312_RESET_WMAC0_BITS (AR5312_RESET_WLAN0 |\ 120 AR5312_RESET_WARM_WLAN0_MAC |\ 121 AR5312_RESET_WARM_WLAN0_BB) 122 123#define AR5312_RESET_WMAC1_BITS (AR5312_RESET_WLAN1 |\ 124 AR5312_RESET_WARM_WLAN1_MAC |\ 125 AR5312_RESET_WARM_WLAN1_BB) 126 127/* AR5312_CLOCKCTL1 register bit field definitions */ 128#define AR5312_CLOCKCTL1_PREDIVIDE_MASK 0x00000030 129#define AR5312_CLOCKCTL1_PREDIVIDE_SHIFT 4 130#define AR5312_CLOCKCTL1_MULTIPLIER_MASK 0x00001f00 131#define AR5312_CLOCKCTL1_MULTIPLIER_SHIFT 8 132#define AR5312_CLOCKCTL1_DOUBLER_MASK 0x00010000 133 134/* Valid for AR5312 and AR2312 */ 135#define AR5312_CLOCKCTL1_PREDIVIDE_MASK 0x00000030 136#define AR5312_CLOCKCTL1_PREDIVIDE_SHIFT 4 137#define AR5312_CLOCKCTL1_MULTIPLIER_MASK 0x00001f00 138#define AR5312_CLOCKCTL1_MULTIPLIER_SHIFT 8 139#define AR5312_CLOCKCTL1_DOUBLER_MASK 0x00010000 140 141/* Valid for AR2313 */ 142#define AR2313_CLOCKCTL1_PREDIVIDE_MASK 0x00003000 143#define AR2313_CLOCKCTL1_PREDIVIDE_SHIFT 12 144#define AR2313_CLOCKCTL1_MULTIPLIER_MASK 0x001f0000 145#define AR2313_CLOCKCTL1_MULTIPLIER_SHIFT 16 146#define AR2313_CLOCKCTL1_DOUBLER_MASK 0x00000000 147 148/* AR5312_ENABLE register bit field definitions */ 149#define AR5312_ENABLE_WLAN0 0x00000001 150#define AR5312_ENABLE_ENET0 0x00000002 151#define AR5312_ENABLE_ENET1 0x00000004 152#define AR5312_ENABLE_UART_AND_WLAN1_PIO 0x00000008/* UART & WLAN1 PIO */ 153#define AR5312_ENABLE_WLAN1_DMA 0x00000010/* WLAN1 DMAs */ 154#define AR5312_ENABLE_WLAN1 (AR5312_ENABLE_UART_AND_WLAN1_PIO |\ 155 AR5312_ENABLE_WLAN1_DMA) 156 157/* AR5312_REV register bit field definitions */ 158#define AR5312_REV_WMAC_MAJ 0x0000f000 159#define AR5312_REV_WMAC_MAJ_S 12 160#define AR5312_REV_WMAC_MIN 0x00000f00 161#define AR5312_REV_WMAC_MIN_S 8 162#define AR5312_REV_MAJ 0x000000f0 163#define AR5312_REV_MAJ_S 4 164#define AR5312_REV_MIN 0x0000000f 165#define AR5312_REV_MIN_S 0 166#define AR5312_REV_CHIP (AR5312_REV_MAJ|AR5312_REV_MIN) 167 168/* Major revision numbers, bits 7..4 of Revision ID register */ 169#define AR5312_REV_MAJ_AR5312 0x4 170#define AR5312_REV_MAJ_AR2313 0x5 171 172/* Minor revision numbers, bits 3..0 of Revision ID register */ 173#define AR5312_REV_MIN_DUAL 0x0 /* Dual WLAN version */ 174#define AR5312_REV_MIN_SINGLE 0x1 /* Single WLAN version */ 175 176/* 177 * ARM Flash Controller -- 3 flash banks with either x8 or x16 devices 178 */ 179#define AR5312_FLASHCTL0 0x0000 180#define AR5312_FLASHCTL1 0x0004 181#define AR5312_FLASHCTL2 0x0008 182 183/* AR5312_FLASHCTL register bit field definitions */ 184#define AR5312_FLASHCTL_IDCY 0x0000000f /* Idle cycle turnaround time */ 185#define AR5312_FLASHCTL_IDCY_S 0 186#define AR5312_FLASHCTL_WST1 0x000003e0 /* Wait state 1 */ 187#define AR5312_FLASHCTL_WST1_S 5 188#define AR5312_FLASHCTL_RBLE 0x00000400 /* Read byte lane enable */ 189#define AR5312_FLASHCTL_WST2 0x0000f800 /* Wait state 2 */ 190#define AR5312_FLASHCTL_WST2_S 11 191#define AR5312_FLASHCTL_AC 0x00070000 /* Flash addr check (added) */ 192#define AR5312_FLASHCTL_AC_S 16 193#define AR5312_FLASHCTL_AC_128K 0x00000000 194#define AR5312_FLASHCTL_AC_256K 0x00010000 195#define AR5312_FLASHCTL_AC_512K 0x00020000 196#define AR5312_FLASHCTL_AC_1M 0x00030000 197#define AR5312_FLASHCTL_AC_2M 0x00040000 198#define AR5312_FLASHCTL_AC_4M 0x00050000 199#define AR5312_FLASHCTL_AC_8M 0x00060000 200#define AR5312_FLASHCTL_AC_RES 0x00070000 /* 16MB is not supported */ 201#define AR5312_FLASHCTL_E 0x00080000 /* Flash bank enable (added) */ 202#define AR5312_FLASHCTL_BUSERR 0x01000000 /* Bus transfer error flag */ 203#define AR5312_FLASHCTL_WPERR 0x02000000 /* Write protect error flag */ 204#define AR5312_FLASHCTL_WP 0x04000000 /* Write protect */ 205#define AR5312_FLASHCTL_BM 0x08000000 /* Burst mode */ 206#define AR5312_FLASHCTL_MW 0x30000000 /* Mem width */ 207#define AR5312_FLASHCTL_MW8 0x00000000 /* Mem width x8 */ 208#define AR5312_FLASHCTL_MW16 0x10000000 /* Mem width x16 */ 209#define AR5312_FLASHCTL_MW32 0x20000000 /* Mem width x32 (not supp) */ 210#define AR5312_FLASHCTL_ATNR 0x00000000 /* Access == no retry */ 211#define AR5312_FLASHCTL_ATR 0x80000000 /* Access == retry every */ 212#define AR5312_FLASHCTL_ATR4 0xc0000000 /* Access == retry every 4 */ 213 214/* 215 * ARM SDRAM Controller -- just enough to determine memory size 216 */ 217#define AR5312_MEM_CFG1 0x0004 218 219#define AR5312_MEM_CFG1_AC0_M 0x00000700 /* bank 0: SDRAM addr check */ 220#define AR5312_MEM_CFG1_AC0_S 8 221#define AR5312_MEM_CFG1_AC1_M 0x00007000 /* bank 1: SDRAM addr check */ 222#define AR5312_MEM_CFG1_AC1_S 12 223 224#endif /* __ASM_MACH_ATH25_AR5312_REGS_H */