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      1 /* $NetBSD: meson_rtcreg.h,v 1.1 2019/01/20 17:58:22 jmcneill Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2015 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _MESON_RTCREG_H_
     30 #define _MESON_RTCREG_H_
     31 
     32 #define AO_RTC_REG0			0x00
     33 #define AO_RTC_REG1			0x04
     34 #define AO_RTC_REG2			0x08
     35 #define AO_RTC_REG3			0x0c
     36 #define AO_RTC_REG4			0x10
     37 
     38 #define AO_RTC_REG0_STATIC_REG_LSB	__BITS(31,24)
     39 #define AO_RTC_REG0_UNUSED_23		__BIT(23)
     40 #define AO_RTC_REG0_SERIAL_BUSY		__BIT(22)
     41 #define AO_RTC_REG0_UNUSED_21		__BIT(21)
     42 #define AO_RTC_REG0_SCLK_STATIC		__BIT(20)
     43 #define AO_RTC_REG0_UNUSED_19_18	__BITS(19,18)
     44 #define AO_RTC_REG0_SERIAL_START	__BIT(17)
     45 #define AO_RTC_REG0_ONE_SHOT_POLARITY	__BIT(16)
     46 #define AO_RTC_REG0_RESERVED_15_11	__BIT(15,11)
     47 #define AO_RTC_REG0_UNUSED_10_8		__BITS(10,8)
     48 #define AO_RTC_REG0_RESERVED_7_6	__BIT(7,6)
     49 #define AO_RTC_REG0_TEST_MODE		__BIT(5)
     50 #define AO_RTC_REG0_TEST_CLK		__BIT(4)
     51 #define AO_RTC_REG0_TEST_BYPASS		__BIT(3)
     52 #define AO_RTC_REG0_SDI			__BIT(2)
     53 #define AO_RTC_REG0_SEN			__BIT(1)
     54 #define AO_RTC_REG0_SCLK		__BIT(0)
     55 
     56 #define AO_RTC_REG1_UNUSED_31_16	__BITS(31,16)
     57 #define AO_RTC_REG1_RESERVED		__BITS(15,12)
     58 #define AO_RTC_REG1_UNUSED_11_4		__BITS(11,4)
     59 #define AO_RTC_REG1_GPO_TO_DIG		__BIT(3)
     60 #define AO_RTC_REG1_GPI_TO_DIG		__BIT(2)
     61 #define AO_RTC_REG1_S_READY		__BIT(1)
     62 #define AO_RTC_REG1_SDO			__BIT(0)
     63 
     64 #define AO_RTC_REG2_OSC_CLK_COUNT	__BITS(31,0)
     65 
     66 #define AO_RTC_REG3_UNUSED_31_30	__BITS(31,30)
     67 #define AO_RTC_REG3_USE_CLK_TB		__BIT(29)
     68 #define AO_RTC_REG3_USE_NIKE_D_RTC	__BIT(28)
     69 #define AO_RTC_REG3_AUTO_TB_SEL		__BITS(27,26)
     70 #define AO_RTC_REG3_FILTER_SEL		__BITS(25,23)
     71 #define AO_RTC_REG3_FILTER_TB		__BITS(22,21)
     72 #define AO_RTC_REG3_MSR_BUSY		__BIT(20)
     73 #define AO_RTC_REG3_UNUSED_19		__BIT(19)
     74 #define AO_RTC_REG3_FAST_CLK_MODE	__BIT(18)
     75 #define AO_RTC_REG3_COUNT_ALWAYS	__BIT(17)
     76 #define AO_RTC_REG3_MSR_EN		__BIT(16)
     77 #define AO_RTC_REG3_MSR_GATE_TIME	__BIT(15,0)
     78 
     79 #define AO_RTC_REG4_UNUSED		__BITS(31,8)
     80 #define AO_RTC_REG4_STATIC_REG_MSB	__BITS(7,0)
     81 
     82 /* Define RTC register address mapping */
     83 #define RTC_COUNTER_ADDR		0
     84 #define RTC_GPO_COUNTER_ADDR		1
     85 #define RTC_SEC_ADJUST_ADDR		2
     86 #define RTC_UNUSED_ADDR			3
     87 #define RTC_REGMEM_ADDR0		4
     88 #define RTC_REGMEM_ADDR1		5
     89 #define RTC_REGMEM_ADDR2		6
     90 #define RTC_REGMEM_ADDR3		7
     91 
     92 #define RTC_COUNTER_VALUE		__BITS(31,0)
     93 #define RTC_SEC_ADJUST_PENDING		__BIT(25)
     94 #define RTC_SEC_ADJUST_INC		__BIT(24)
     95 #define RTC_SEC_ADJUST_VALID		__BIT(23)
     96 #define RTC_SEC_ADJUST_MONITOR		__BIT(22)
     97 #define RTC_SEC_ADJUST_RESERVED		__BIT(21)
     98 #define RTC_SEC_ADJUST_CTRL		__BITS(20,19)
     99 #define RTC_SEC_ADJUST_COUNTER		__BITS(18,0)
    100 
    101 #endif /* _MESON_RTCREG_H_ */
    102