/* $NetBSD: adm5120reg.h,v 1.2 2008/04/28 20:23:27 martin Exp $ */ /*- * Copyright (c) 2007 Ruslan Ermilov and Vsevolod Lobko. * All rights reserved. * * 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. The names of the authors may not be used to endorse or promote * products derived from this software without specific prior * written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS * 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. */ /*- * Copyright (c) 2001 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``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 FOUNDATION OR CONTRIBUTORS * 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 _ADM5120REG_H_ #define _ADM5120REG_H_ /* * Memory map and register definitions for the Alchemy Semiconductor Pb1000. */ /* Last byte of physical address space. */ #define ADM5120_TOP 0x1fffffff #define ADM5120_BOTTOM 0x0 /* Flash addresses */ #define ADM5120_BASE_SRAM0 0x1fc00000 /* UARTs */ #define ADM5120_BASE_UART1 0x12800000 #define ADM5120_BASE_UART0 0x12600000 /* ICU */ #define ADM5120_BASE_ICU 0x12200000 #define ICU_STATUS_REG 0x00 #define ICU_RAW_STATUS_REG 0x04 #define ICU_ENABLE_REG 0x08 #define ICU_DISABLE_REG 0x0c #define ICU_SOFT_REG 0x10 #define ICU_MODE_REG 0x14 #define ICU_FIQ_STATUS_REG 0x18 #define ICU_TESTSRC_REG 0x1c #define ICU_SRCSEL_REG 0x20 #define ICU_LEVEL_REG 0x24 #define ICU_INT_MASK 0x3ff /* Switch */ #define ADM5120_BASE_SWITCH 0x12000000 #define SW_CODE_REG 0x00 #define CLKS_MASK 0x00300000 #define CLKS_175MHZ 0x00000000 #define CLKS_200MHZ 0x00100000 #define SW_SFTRES_REG 0x04 #define SW_MEMCONT_REG 0x1c #define SDRAM_SIZE_4MBYTES 0x0001 #define SDRAM_SIZE_8MBYTES 0x0002 #define SDRAM_SIZE_16MBYTES 0x0003 #define SDRAM_SIZE_64MBYTES 0x0004 #define SDRAM_SIZE_128MBYTES 0x0005 #define SDRAM_SIZE_MASK 0x0007 #define SRAM0_SIZE_SHIFT 8 #define SRAM1_SIZE_SHIFT 16 #define SRAM_MASK 0x0007 #define SRAM_SSIZE 0x40000 #define ADM5120_BASE_PCI_CONFDATA 0x115ffff8 #define ADM5120_BASE_PCI_CONFADDR 0x115ffff0 #define ADM5120_BASE_PCI_IO 0x11500000 #define ADM5120_BASE_PCI_MEM 0x11400000 #define ADM5120_BASE_USB 0x11200000 #define ADM5120_BASE_MPMC 0x11000000 #define ADM5120_BASE_EXTIO1 0x10e00000 #define ADM5120_BASE_EXTIO0 0x10c00000 #define ADM5120_BASE_RSVD0 0x10800000 #define ADM5120_BASE_SRAM1 0x10000000 #define _REG_READ(b, o) *((volatile uint32_t *)MIPS_PHYS_TO_KSEG1((b) + (o))) #define SW_READ(o) _REG_READ(ADM5120_BASE_SWITCH, o) #define _REG_WRITE(b, o, v) (_REG_READ(b, o)) = (v) #define SW_WRITE(o, v) _REG_WRITE(ADM5120_BASE_SWITCH,o, v) /* USB */ /* Watchdog Timers: base address is switch controller */ #define ADM5120_WDOG0 0x00c0 #define ADM5120_WDOG1 0x00c4 #define ADM5120_WDOG0_WTTR __BIT(31) /* 0: do not reset, * 1: reset on wdog expiration */ #define ADM5120_WDOG1_WDE __BIT(31) /* 0: deactivate, * 1: drop all CPU-bound * packets, disable flow * control on all ports. */ #define ADM5120_WDOG_WTS_MASK __BITS(30, 16) /* Watchdog Timer Set: * timer expires when it * reaches WTS. Units of * 10ms. */ #define ADM5120_WDOG_RSVD __BIT(15) #define ADM5120_WDOG_WT_MASK __BITS(14, 0) /* Watchdog Timer: * counts up, write to clear. */ /* GPIO: base address is switch controller */ #define ADM5120_GPIO0 0x00b8 #define ADM5120_GPIO0_OV __BITS(31, 24) /* rw: output value */ #define ADM5120_GPIO0_OE __BITS(23, 16) /* rw: output enable, * bit[n] = 0 -> input * bit[n] = 1 -> output */ #define ADM5120_GPIO0_IV __BITS(15, 8) /* ro: input value */ #define ADM5120_GPIO0_RSVD __BITS(7, 0) /* rw: reserved */ #define ADM5120_GPIO2 0x00bc #define ADM5120_GPIO2_EW __BIT(6) /* 1: enable wait state pin, * pin GPIO[0], for GPIO[1] * or GPIO[3] Chip Select: * memory controller waits for * WAIT# inactive (high). */ #define ADM5120_GPIO2_CSX1 __BIT(5) /* 1: GPIO[3:4] act as * Chip Select for * External I/O 1 (CSX1) * and External Interrupt 1 * (INTX1), respectively. * 0: CSX1/INTX1 disabled */ #define ADM5120_GPIO2_CSX0 __BIT(4) /* 1: GPIO[1:2] act as * Chip Select for * External I/O 0 (CSX0) * and External Interrupt 0 * (INTX0), respectively. * 0: CSX0/INTX0 disabled */ /* MultiPort Memory Controller (MPMC) */ #define ADM5120_MPMC_CONTROL 0x000 #define ADM5120_MPMC_CONTROL_DWB __BIT(3) /* write 1 to * drain write * buffers. write 0 * for normal buffer * operation. */ #define ADM5120_MPMC_CONTROL_LPM __BIT(2) /* 1: activate low-power * mode. SDRAM is * still refreshed. */ #define ADM5120_MPMC_CONTROL_AM __BIT(1) /* 1: address mirror: * static memory * chip select 0 * is mapped to chip * select 1. */ #define ADM5120_MPMC_CONTROL_ME __BIT(0) /* 0: disable MPMC. * DRAM is not * refreshed. * 1: enable MPMC. */ #define ADM5120_MPMC_STATUS 0x004 #define ADM5120_MPMC_STATUS_SRA __BIT(2) /* read-only * MPMC operating mode * indication, * 1: self-refresh * acknowledge * 0: normal mode */ #define ADM5120_MPMC_STATUS_WBS __BIT(1) /* read-only * write-buffer status, * 0: buffers empty * 1: contain data */ #define ADM5120_MPMC_STATUS_BU __BIT(0) /* read-only MPMC * "busy" indication, * 0: MPMC idle * 1: MPMC is performing * memory transactions */ #define ADM5120_MPMC_SEW 0x080 #define ADM5120_MPMC_SEW_RSVD __BITS(31, 10) #define ADM5120_MPMC_SEW_EWTO __BITS(9, 0) /* timeout access after * 16 * (n + 1) clock cycles * (XXX which clock?) */ #define ADM5120_MPMC_SC(__i) (0x200 + 0x020 * (__i)) #define ADM5120_MPMC_SC_RSVD0 __BITS(31, 21) #define ADM5120_MPMC_SC_WP __BIT(20) /* 1: write protect */ #define ADM5120_MPMC_SC_BE __BIT(20) /* 1: enable write buffer */ #define ADM5120_MPMC_SC_RSVD1 __BITS(18, 9) #define ADM5120_MPMC_SC_EW __BIT(8) /* 1: enable extended wait; */ #define ADM5120_MPMC_SC_BLS __BIT(7) /* 0: byte line state pins * are active high on read, * active low on write. * * 1: byte line state pins * are active low on read and * on write. */ #define ADM5120_MPMC_SC_CCP __BIT(6) /* 0: chip select is active low, * 1: active high */ #define ADM5120_MPMC_SC_RSVD2 __BITS(5, 4) #define ADM5120_MPMC_SC_PM __BIT(3) /* 0: page mode disabled, * 1: enable asynchronous * page mode four */ #define ADM5120_MPMC_SC_RSVD3 __BIT(2) #define ADM5120_MPMC_SC_MW_MASK __BITS(1, 0) /* memory width, bits */ #define ADM5120_MPMC_SC_MW_8B __SHIFTIN(0, ADM5120_MPMC_SC_MW_MASK) #define ADM5120_MPMC_SC_MW_16B __SHIFTIN(1, ADM5120_MPMC_SC_MW_MASK) #define ADM5120_MPMC_SC_MW_32B __SHIFTIN(2, ADM5120_MPMC_SC_MW_MASK) #define ADM5120_MPMC_SC_MW_RSVD __SHIFTIN(3, ADM5120_MPMC_SC_MW_MASK) #define ADM5120_MPMC_SWW(__i) (0x204 + 0x020 * (__i)) #define ADM5120_MPMC_SWW_RSVD __BITS(31, 4) #define ADM5120_MPMC_SWW_WWE __BITS(3, 0) /* delay (n + 1) * HCLK cycles * after asserting chip select * (CS) before asserting write * enable (WE) */ #define ADM5120_MPMC_SWO(__i) (0x208 + 0x020 * (__i)) #define ADM5120_MPMC_SWO_RSVD __BITS(31, 4) #define ADM5120_MPMC_SWO_WOE __BITS(3, 0) /* delay n * HCLK cycles * after asserting chip select * before asserting output * enable (OE) */ #define ADM5120_MPMC_SWR(__i) (0x20c + 0x020 * (__i)) #define ADM5120_MPMC_SWR_RSVD __BITS(31, 5) #define ADM5120_MPMC_SWR_NMRW __BITS(4, 0) /* read wait states for * either first page-mode * access or for non-page mode * read, (n + 1) * HCLK cycles */ #define ADM5120_MPMC_SWP(__i) (0x210 + 0x020 * (__i)) #define ADM5120_MPMC_SWP_RSVD __BITS(31, 5) #define ADM5120_MPMC_SWP_WPS __BITS(4, 0) /* read wait states for * second and subsequent * page-mode read, * (n + 1) * HCLK cycles */ #define ADM5120_MPMC_SWWR(__i) (0x214 + 0x020 * (__i)) #define ADM5120_MPMC_SWWR_RSVD __BITS(31, 5) #define ADM5120_MPMC_SWWR_WWS __BITS(4, 0) /* write wait states after * the first read (??), * (n + 2) * HCLK cycles */ #define ADM5120_MPMC_SWT(__i) (0x218 + 0x020 * (__i)) #define ADM5120_MPMC_SWT_RSVD __BITS(31, 4) #define ADM5120_MPMC_SWT_WAITTURN __BITS(3, 0) /* bus turnaround time, * (n + 1) * HCLK cycles */ #endif /* _ADM5120REG_H_ */