/* $NetBSD: lpssreg.h,v 1.1 2017/12/10 17:12:54 bouyer Exp $ */ /*- * Copyright (c) 2017 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Manuel Bouyer. * * 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. */ /* LPSS registers, as found in several functions of Ivy Lake bridge */ #define LPSS_RESET 0x204 #define LPSS_RESET_DMA __BIT(2) #define LPSS_RESET_CTRL __BITS(1,0) #define LPSS_RESET_CTRL_ASSERT 0 #define LPSS_RESET_CTRL_REL 0x3 #define LPSS_ACTIVELTR 0x210 #define LPSS_ACTIVELTR_SSCALE __BITS(12,10) #define LPSS_ACTIVELTR_SSCALE_1 (0x2 << 10) #define LPSS_ACTIVELTR_SSCALE_32 (0x3 << 10) #define LPSS_ACTIVELTR_SVALUE __BITS(9,0) #define LPSS_IDLELTR 0x214 #define LPSS_IDLELTR_SSCALE __BITS(12,10) #define LPSS_IDLELTR_SSCALE_1 (0x2 << 10) #define LPSS_IDLELTR_SSCALE_32 (0x3 << 10) #define LPSS_IDLELTR_SVALUE __BITS(9,0) #define LPSS_TXACK 0x218 #define LPSS_TXACK_OVF __BIT(31) #define LPSS_TXACK_CNT __BITS(23,0) #define LPSS_RXACK 0x21C #define LPSS_RXACK_OVF __BIT(31) #define LPSS_RXACK_CNT __BITS(23,0) #define LPSS_TX_IRQ 0x220 #define LPSS_TX_IRQ_MSK __BIT(1) #define LPSS_TX_IRQ_I __BIT(0) #define LPSS_TX_IRQ_CLR 0x224 #define LPSS_TX_IRQ_CLRI __BIT(0) #define LPSS_CLKGATE 0x238 #define LPSS_CLKGATE_DMA __BITS(3,2) #define LPSS_CLKGATE_DMA_AUTO (0x0 << 2) #define LPSS_CLKGATE_DMA_OFF (0x2 << 2) #define LPSS_CLKGATE_DMA_ON (0x3 << 2) #define LPSS_CLKGATE_CTRL __BITS(1,0) #define LPSS_CLKGATE_CTRL_AUTO (0x0 << 0) #define LPSS_CLKGATE_CTRL_OFF (0x2 << 0) #define LPSS_CLKGATE_CTRL_ON (0x3 << 0) #define LPSS_REMAP_LO 0x240 #define LPSS_REMAP_HI 0x244 #define LPSS_DEVIDLE 0x24c #define LPSS_DEVIDLE_IRQ __BIT(4) #define LPSS_DEVIDLE_RESTORE __BIT(3) #define LPSS_DEVIDLE_IDLE __BIT(2) #define LPSS_DEVIDLE_INPROG __BIT(0) #define LPSS_CAP 0x2fc #define LPSS_CAP_DMA __BIT(8) #define LPSS_CAP_TYPE __BITS(7,4) #define LPSS_CAP_TYPE_I2C (0x0 << 4) #define LPSS_CAP_TYPE_UART (0x1 << 4) #define LPSS_CAP_TYPE_SPI (0x2 << 4) #define LPSS_CAP_INSTANCE __BITS(3,0)