1 /* 2 * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * Redistributions of source code must retain the above copyright notice, this 8 * list of conditions and the following disclaimer. 9 * 10 * Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * Neither the name of ARM nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific 16 * prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef __PLAT_DRIVER_RTC_H__ 32 #define __PLAT_DRIVER_RTC_H__ 33 34 /* RTC registers */ 35 enum { 36 RTC_BBPU = 0xE000, 37 RTC_IRQ_STA = 0xE002, 38 RTC_IRQ_EN = 0xE004, 39 RTC_CII_EN = 0xE006 40 }; 41 42 enum { 43 RTC_OSC32CON = 0xE026, 44 RTC_CON = 0xE03E, 45 RTC_WRTGR = 0xE03C 46 }; 47 48 enum { 49 RTC_PDN1 = 0xE02C, 50 RTC_PDN2 = 0xE02E, 51 RTC_SPAR0 = 0xE030, 52 RTC_SPAR1 = 0xE032, 53 RTC_PROT = 0xE036, 54 RTC_DIFF = 0xE038, 55 RTC_CALI = 0xE03A 56 }; 57 58 enum { 59 RTC_PROT_UNLOCK1 = 0x586A, 60 RTC_PROT_UNLOCK2 = 0x9136 61 }; 62 63 enum { 64 RTC_BBPU_PWREN = 1U << 0, 65 RTC_BBPU_BBPU = 1U << 2, 66 RTC_BBPU_AUTO = 1U << 3, 67 RTC_BBPU_CLRPKY = 1U << 4, 68 RTC_BBPU_RELOAD = 1U << 5, 69 RTC_BBPU_CBUSY = 1U << 6 70 }; 71 72 enum { 73 RTC_BBPU_KEY = 0x43 << 8 74 }; 75 76 void rtc_bbpu_power_down(void); 77 78 #endif /* __PLAT_DRIVER_RTC_H__ */ 79