/* $Id: ar5315reg.h,v 1.3 2011/07/07 05:06:44 matt Exp $ */ /* * Copyright (c) 2006 Urbana-Champaign Independent Media Center. * Copyright (c) 2006 Garrett D'Amore. * All rights reserved. * * This code was written by Garrett D'Amore for the Champaign-Urbana * Community Wireless Network Project. * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgements: * This product includes software developed by the Urbana-Champaign * Independent Media Center. * This product includes software developed by Garrett D'Amore. * 4. Urbana-Champaign Independent Media Center's name and Garrett * D'Amore's name may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE URBANA-CHAMPAIGN INDEPENDENT * MEDIA CENTER AND GARRETT D'AMORE ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE URBANA-CHAMPAIGN INDEPENDENT * MEDIA CENTER OR GARRETT D'AMORE BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _MIPS_ATHEROS_AR5315REG_H_ #define _MIPS_ATHEROS_AR5315REG_H_ #define AR5315_MEM0_BASE 0x00000000 /* sdram */ #define AR5315_MEM1_BASE 0x08000000 /* spi flash */ #define AR5315_WLAN_BASE 0x10000000 #define AR5315_PCI_BASE 0x10100000 #define AR5315_SDRAMCTL_BASE 0x10300000 #define AR5315_LOCAL_BASE 0x10400000 /* local bus */ #define AR5315_ENET_BASE 0x10500000 #define AR5315_SYSREG_BASE 0x11000000 #define AR5315_UART_BASE 0x11100000 #define AR5315_SPI_BASE 0x11300000 /* spi flash */ #define AR5315_BOOTROM_BASE 0x1FC00000 /* boot rom */ #define AR5315_CONFIG_BASE 0x087D0000 /* flash start */ #define AR5315_CONFIG_END 0x087FF000 /* flash end */ #define AR5315_RADIO_END 0x1FFFF000 /* radio end */ #if 0 #define AR5315_PCIEXT_BASE 0x80000000 /* pci external */ #define AR5315_RAM2_BASE 0xc0000000 #define AR5315_RAM3_BASE 0xe0000000 #endif /* * SYSREG registers -- offset relative to AR531X_SYSREG_BASE */ #define AR5315_SYSREG_COLDRESET 0x0000 #define AR5315_SYSREG_RESETCTL 0x0004 #define AR5315_SYSREG_AHB_ARB_CTL 0x0008 #define AR5315_SYSREG_ENDIAN 0x000c #define AR5315_SYSREG_NMI_CTL 0x0010 #define AR5315_SYSREG_SREV 0x0014 #define AR5315_SYSREG_IF_CTL 0x0018 #define AR5315_SYSREG_MISC_INTSTAT 0x0020 #define AR5315_SYSREG_MISC_INTMASK 0x0024 #define AR5315_SYSREG_GISR 0x0028 #define AR5315_SYSREG_TIMER 0x0030 #define AR5315_SYSREG_RELOAD 0x0034 #define AR5315_SYSREG_WDOG_TIMER 0x0038 #define AR5315_SYSREG_WDOG_CTL 0x003c #define AR5315_SYSREG_PERFCNT0 0x0048 #define AR5315_SYSREG_PERFCNT1 0x004c #define AR5315_SYSREG_AHB_ERR0 0x0050 #define AR5315_SYSREG_AHB_ERR1 0x0054 #define AR5315_SYSREG_AHB_ERR2 0x0058 #define AR5315_SYSREG_AHB_ERR3 0x005c #define AR5315_SYSREG_AHB_ERR4 0x0060 #define AR5315_SYSREG_PLLC_CTL 0x0064 #define AR5315_SYSREG_PLLV_CTL 0x0068 #define AR5315_SYSREG_CPUCLK 0x006c #define AR5315_SYSREG_AMBACLK 0x0070 #define AR5315_SYSREG_SYNCCLK 0x0074 #define AR5315_SYSREG_DSL_SLEEP_CTL 0x0080 #define AR5315_SYSREG_DSL_SLEEP_DUR 0x0084 #define AR5315_SYSREG_GPIO_DI 0x0088 #define AR5315_SYSREG_GPIO_DO 0x0090 #define AR5315_SYSREG_GPIO_CR 0x0098 #define AR5315_SYSREG_GPIO_INT 0x00a0 #define AR5315_GPIO_PINS 23 /* Cold resets (AR5315_SYSREG_COLDRESET) */ #define AR5315_COLD_AHB 0x00000001 #define AR5315_COLD_APB 0x00000002 #define AR5315_COLD_CPU 0x00000004 #define AR5315_COLD_CPU_WARM 0x00000008 /* Resets (AR5315_SYSREG_RESETCTL) */ #define AR5315_RESET_WARM_WLAN0_MAC 0x00000001 #define AR5315_RESET_WARM_WLAN0_BB 0x00000002 #define AR5315_RESET_MPEGTS 0x00000004 /* MPEG-TS */ #define AR5315_RESET_PCIDMA 0x00000008 /* PCI dma */ #define AR5315_RESET_MEMCTL 0x00000010 #define AR5315_RESET_LOCAL 0x00000020 /* local bus */ #define AR5315_RESET_I2C 0x00000040 /* i2c */ #define AR5315_RESET_SPI 0x00000080 /* SPI */ #define AR5315_RESET_UART 0x00000100 #define AR5315_RESET_IR 0x00000200 /* infrared */ #define AR5315_RESET_PHY0 0x00000400 /* enet phy */ #define AR5315_RESET_ENET0 0x00000800 /* Watchdog control (AR5315_SYSREG_WDOG_CTL) */ #define AR5315_WDOG_CTL_IGNORE 0x0000 #define AR5315_WDOG_CTL_NMI 0x0001 #define AR5315_WDOG_CTL_RESET 0x0002 /* AR5315 AHB arbitration control (AR5315_SYSREG_AHB_ARB_CTL) */ #define AR5315_ARB_CPU 0x00001 #define AR5315_ARB_WLAN 0x00002 #define AR5315_ARB_MPEGTS 0x00004 #define AR5315_ARB_LOCAL 0x00008 #define AR5315_ARB_PCI 0x00010 #define AR5315_ARB_ENET 0x00020 #define AR5315_ARB_RETRY 0x00100 /* AR5315 endianness control (AR5315_SYSREG_ENDIAN) */ #define AR5315_ENDIAN_AHB 0x00001 #define AR5315_ENDIAN_WLAN 0x00002 #define AR5315_ENDIAN_MPEGTS 0x00004 #define AR5315_ENDIAN_PCI 0x00008 #define AR5315_ENDIAN_MEMCTL 0x00010 #define AR5315_ENDIAN_LOCAL 0x00020 #define AR5315_ENDIAN_ENET 0x00040 #define AR5315_ENDIAN_MERGE 0x00200 #define AR5315_ENDIAN_CPU 0x00400 #define AR5315_ENDIAN_PCIAHB 0x00800 #define AR5315_ENDIAN_PCIAHB_BRIDGE 0x01000 #define AR5315_ENDIAN_SPI 0x08000 #define AR5315_ENDIAN_CPU_DRAM 0x10000 #define AR5315_ENDIAN_CPU_PCI 0x20000 #define AR5315_ENDIAN_CPU_MMR 0x40000 /* AR5315 AHB error bits */ #define AR5315_AHB_ERROR_DET 1 /* error detected */ #define AR5315_AHB_ERROR_OVR 2 /* AHB overflow */ #define AR5315_AHB_ERROR_WDT 4 /* wdt (not hresp) */ /* AR5315 clocks */ #define AR5315_PLLC_REF_DIV(reg) ((reg) & 0x3) #define AR5315_PLLC_FB_DIV(reg) (((reg) & 0x7c) >> 2) #define AR5315_PLLC_DIV_2(reg) (((reg) & 0x80) >> 7) #define AR5315_PLLC_CLKC(reg) (((reg) & 0x1c000) >> 14) #define AR5315_PLLC_CLKM(reg) (((reg) & 0x700000) >> 20) #define AR5315_CLOCKCTL_SELECT(reg) ((reg) & 0x3) #define AR5315_CLOCKCTL_DIV(reg) (((reg) & 0xc) >> 2) /* * SDRAMCTL registers -- offset relative to SDRAMCTL */ #define AR5315_SDRAMCTL_MEM_CFG 0x0000 #define AR5315_MEM_CFG_DATA_WIDTH __BITS(13,14) #define AR5315_MEM_CFG_COL_WIDTH __BITS(9,12) #define AR5315_MEM_CFG_ROW_WIDTH __BITS(5,8) /* memory config 1 bits */ #define AR531X_MEM_CFG1_BANK0 __BITS(8,10) #define AR531X_MEM_CFG1_BANK1 __BITS(12,14) /* * PCI configuration stuff. I don't pretend to fully understand these * registers, they seem to be magic numbers in the Linux code. */ #define AR5315_PCI_MAC_RC 0x4000 #define AR5315_PCI_MAC_SCR 0x4004 #define AR5315_PCI_MAC_INTPEND 0x4008 #define AR5315_PCI_MAC_SFR 0x400c #define AR5315_PCI_MAC_PCICFG 0x4010 #define AR5315_PCI_MAC_SREV 0x4020 #define PCI_MAC_RC_MAC 0x1 #define PCI_MAC_RC_BB 0x2 #define PCI_MAC_SCR_SLM_MASK 0x00030000 #define PCI_MAC_SCR_SLM_FWAKE 0x00000000 #define PCI_MAC_SCR_SLM_FSLEEP 0x00010000 #define PCI_MAC_SCR_SLM_NORMAL 0x00020000 #define PCI_MAC_PCICFG_SPWR_DN 0x00010000 /* IRQS */ #define AR5315_CPU_IRQ_MISC 0 #define AR5315_CPU_IRQ_WLAN 1 #define AR5315_CPU_IRQ_ENET 2 #define AR5315_MISC_IRQ_UART 0 #define AR5315_MISC_IRQ_I2C 1 #define AR5315_MISC_IRQ_SPI 2 #define AR5315_MISC_IRQ_AHBE 3 #define AR5315_MISC_IRQ_AHPE 4 #define AR5315_MISC_IRQ_TIMER 5 #define AR5315_MISC_IRQ_GPIO 6 #define AR5315_MISC_IRQ_WDOG 7 #define AR5315_MISC_IRQ_IR 8 #define AR5315_APB_BASE AR5315_SYSREG_BASE #define AR5315_APB_SIZE 0x06000000 #define ATH_READ_REG(reg) \ *((volatile uint32_t *)MIPS_PHYS_TO_KSEG1((reg))) #define ATH_WRITE_REG(reg, val) \ *((volatile uint32_t *)MIPS_PHYS_TO_KSEG1((reg))) = (val) /* Helpers from NetBSD cdefs.h */ /* __BIT(n): nth bit, where __BIT(0) == 0x1. */ #define __BIT(__n) \ (((__n) >= NBBY * sizeof(uintmax_t)) ? 0 : ((uintmax_t)1 << (__n))) /* __BITS(m, n): bits m through n, m < n. */ #define __BITS(__m, __n) \ ((__BIT(MAX((__m), (__n)) + 1) - 1) ^ (__BIT(MIN((__m), (__n))) - 1)) /* find least significant bit that is set */ #define __LOWEST_SET_BIT(__mask) ((((__mask) - 1) & (__mask)) ^ (__mask)) #define __SHIFTOUT(__x, __mask) (((__x) & (__mask)) / __LOWEST_SET_BIT(__mask)) #define __SHIFTOUT_MASK(__mask) __SHIFTOUT((__mask), (__mask)) #endif /* _MIPS_ATHEROS_AR531XREG_H_ */