1 /* $NetBSD: rdcide_reg.h,v 1.1 2011/04/04 14:33:51 bouyer Exp $ */ 2 3 /* 4 * Copyright (c) 2011 Manuel Bouyer. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 */ 27 28 /* 29 * register definitions for the RDC ide controller as found in the 30 * PMX-1000 SoC 31 */ 32 /* ATA Timing Register */ 33 #define RDCIDE_PATR 0x40 34 #define RDCIDE_PATR_EN(chan) (0x8000 << ((chan) * 16)) 35 #define RDCIDE_PATR_DEV1_TEN(chan) (0x4000 << ((chan) * 16)) 36 #define RDCIDE_PATR_SETUP(val, chan) (((val) << 12) << ((chan) * 16)) 37 #define RDCIDE_PATR_SETUP_MASK(chan) (0x3000 << ((chan) * 16)) 38 #define RDCIDE_PATR_HOLD(val, chan) (((val) << 8) << ((chan) * 16)) 39 #define RDCIDE_PATR_HOLD_MASK(chan) (0x0300 << ((chan) * 16)) 40 #define RDCIDE_PATR_DMAEN(chan, drv) ((0x0008 << (drv * 4)) << ((chan) * 16)) 41 #define RDCIDE_PATR_ATA(chan, drv) ((0x0004 << (drv * 4)) << ((chan) * 16)) 42 #define RDCIDE_PATR_IORDY(chan, drv) ((0x0002 << (drv * 4)) << ((chan) * 16)) 43 #define RDCIDE_PATR_FTIM(chan, drv) ((0x0001 << (drv * 4)) << ((chan) * 16)) 44 45 /* Primary and Secondary Device 1 ATA Timing */ 46 #define RDCIDE_PSD1ATR 0x44 47 #define RDCIDE_PSD1ATR_SETUP(val, chan) (((val) << 2) << (chan * 4)) 48 #define RDCIDE_PSD1ATR_SETUP_MASK(chan) (0x0c << (chan * 4)) 49 #define RDCIDE_PSD1ATR_HOLD(val, chan) (((val) << 0) << (chan * 4)) 50 #define RDCIDE_PSD1ATR_HOLD_MASK(chan) (0x03 << (chan * 4)) 51 52 const uint8_t rdcide_setup[] = {0, 0, 1, 2, 2}; 53 const uint8_t rdcide_hold[] = {0, 0, 0, 1, 3}; 54 55 /* Ultra DMA Control and timing Register */ 56 #define RDCIDE_UDCCR 0x48 57 #define RDCIDE_UDCCR_EN(chan, drv) ((1 << (drv)) << (chan * 2)) 58 #define RDCIDE_UDCCR_TIM(val, chan, drv) (((val) << ((drv) * 4)) << (chan * 8)) 59 #define RDCIDE_UDCCR_TIM_MASK(chan, drv) ((0x3 << ((drv) * 4)) << (chan * 8)) 60 61 const uint8_t rdcide_udmatim[] = {0, 1, 2, 1, 2, 1}; 62 63 /* IDE I/O Configuration Registers */ 64 #define RDCIDE_IIOCR 0x54 65 #define RDCIDE_IIOCR_CABLE(chan, drv) ((0x10 << (drv)) << (chan * 2)) 66 #define RDCIDE_IIOCR_CLK(val, chan, drv) (((val) << drv) << (chan * 2)) 67 #define RDCIDE_IIOCR_CLK_MASK(chan, drv) ((0x1001 << drv) << (chan * 2)) 68 69 const uint32_t rdcide_udmaclk[] = 70 {0x0000, 0x0000, 0x0000, 0x0001, 0x0001, 0x1000}; 71 72 /* Miscellaneous Control Register */ 73 #define RDCIDE_MCR 0x90 74 #define RDCIDE_MCR_RESET(chan) (0x01000000 << (chan)) 75