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 */ 225
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