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Diffstat (limited to 'kernel/arch/mips/ath25/ar2315_regs.h')
| -rw-r--r-- | kernel/arch/mips/ath25/ar2315_regs.h | 410 |
1 files changed, 410 insertions, 0 deletions
diff --git a/kernel/arch/mips/ath25/ar2315_regs.h b/kernel/arch/mips/ath25/ar2315_regs.h new file mode 100644 index 000000000..16e86149c --- /dev/null +++ b/kernel/arch/mips/ath25/ar2315_regs.h @@ -0,0 +1,410 @@ +/* + * 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 */ |