exynos_reg.h revision 1.9
1/* $NetBSD */ 2/*- 3 * Copyright (c) 2014 The NetBSD Foundation, Inc. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to The NetBSD Foundation 7 * by Reinoud Zandijk. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22 * BE 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 _ARM_SAMSUNG_EXYNOS_REG_H_ 32#define _ARM_SAMSUNG_EXYNOS_REG_H_ 33 34/* 35 * 36 * The exynos can boot from its iROM or from an external Nand memory. Since 37 * these are normally hardly used they are excluded from the normal register 38 * space here. 39 * 40 * XXX What about the audio subsystem region. Where are the docs? 41 * 42 * EXYNOS_CORE_PBASE points to the main SFR region. 43 * 44 * Notes: 45 * 46 * SFR Special Function Register 47 * ISP In-System Programming, like a JTAG 48 * ACP Accelerator Coherency Port 49 * SSS Security Sub System 50 * GIC Generic Interurrupt Controller 51 * PMU Power Management Unit 52 * DMC 2D Graphics engine 53 * LEFTBUS Data bus / Peripheral bus 54 * RIGHTBUS ,, 55 * G3D 3D Graphics engine 56 * MFC Multi-Format Codec 57 * LCD0 LCD display 58 * MCT Multi Core Timer 59 * CMU Clock Management Unit 60 * TMU Thermal Management Unit 61 * PPMU Pin Parametric Measurement Unit (?) 62 * MMU Memory Management Unit 63 * MCTimer ? 64 * WDT Watch Dog Timer 65 * RTC Real Time Clock 66 * KEYIF Keypad interface 67 * SECKEY ? 68 * TZPC TrustZone Protection Controller 69 * UART Universal asynchronous receiver/transmitter 70 * I2C Inter IC Connect 71 * SPI Serial Peripheral Interface Bus 72 * I2S Inter-IC Sound, Integrated Interchip Sound, or IIS 73 * PCM Pulse-code modulation, audio stream at set fixed rate 74 * SPDIF Sony/Philips Digital Interface Format 75 * Slimbus Serial Low-power Inter-chip Media Bus 76 * SMMU System mmu. No idea as how its programmed (or not) 77 * PERI-L UART, I2C, SPI, I2S, PCM, SPDIF, PWM, I2CHDMI, Slimbus 78 * PERI-R CHIPID, SYSREG, PMU/CMU/TMU Bus I/F, MCTimer, WDT, RTC, KEYIF, 79 * SECKEY, TZPC 80 */ 81 82/* 83 * Common to Exynos4 and Exynos 5 84 * */ 85#define EXYNOS_CORE_PBASE 0x10000000 /* SFR */ 86#define EXYNOS_CORE_SIZE 0x10000000 87 88 89#define EXYNOS_CHIPID_OFFSET 0x00000000 90#define EXYNOS_PROD_ID_OFFSET (EXYNOS_CHIPID_OFFSET + 0) 91#define EXYNOS_PACKAGE_ID_OFFSET (EXYNOS_CHIPID_OFFSET + 4) 92 93#define EXYNOS_PACKAGE_ID_2_GIG 0x06030058 94 95/* standard block size for offsets defined below */ 96#define EXYNOS_BLOCK_SIZE 0x00010000 97 98 99#if defined(EXYNOS5) 100#include <arm/samsung/exynos5_reg.h> 101#endif 102#if defined(EXYNOS4) 103#include <arm/samsung/exynos4_reg.h> 104#endif 105 106 107/* standard frequency settings */ 108#define EXYNOS_ACLK_REF_FREQ (200*1000*1000) /* 200 Mhz */ 109#define EXYNOS_UART_FREQ (109*1000*1000) /* should be EXYNOS_ACLK_REF_FREQ! */ 110 111#define EXYNOS_F_IN_FREQ (24*1000*1000) /* 24 Mhz */ 112#define EXYNOS_USB_FREQ EXYNOS_F_IN_FREQ/* 24 Mhz */ 113 114 115/* PLLs */ 116#define PLL_LOCK_OFFSET 0x000 117#define PLL_CON0_OFFSET 0x100 118#define PLL_CON1_OFFSET 0x104 119 120#define PLL_CON0_ENABLE __BIT(31) 121#define PLL_CON0_LOCKED __BIT(29) /* has the PLL locked on */ 122#define PLL_CON0_M __BITS(16,25) /* PLL M divide value */ 123#define PLL_CON0_P __BITS( 8,13) /* PLL P divide value */ 124#define PLL_CON0_S __BITS( 0, 2) /* PLL S divide value */ 125 126#define PLL_PMS2FREQ(F, M, P, S) (((M)*(F))/((P)*(1<<(S)))) 127#define PLL_FREQ(f, v) PLL_PMS2FREQ( \ 128 (f),\ 129 __SHIFTOUT((v), PLL_CON0_M),\ 130 __SHIFTOUT((v), PLL_CON0_P),\ 131 __SHIFTOUT((v), PLL_CON0_S)) 132 133 134/* Watchdog register definitions */ 135#define EXYNOS_WDT_WTCON 0x0000 136#define WTCON_PRESCALER __BITS(15,8) 137#define WTCON_ENABLE __BIT(5) 138#define WTCON_CLOCK_SELECT __BITS(4,3) 139#define WTCON_CLOCK_SELECT_16 __SHIFTIN(0, WTCON_CLOCK_SELECT) 140#define WTCON_CLOCK_SELECT_32 __SHIFTIN(1, WTCON_CLOCK_SELECT) 141#define WTCON_CLOCK_SELECT_64 __SHIFTIN(2, WTCON_CLOCK_SELECT) 142#define WTCON_CLOCK_SELECT_128 __SHIFTIN(3, WTCON_CLOCK_SELECT) 143#define WTCON_INT_ENABLE __BIT(2) 144#define WTCON_RESET_ENABLE __BIT(0) 145#define EXYNOS_WDT_WTDAT 0x0004 146#define WTDAT_RELOAD __BITS(15,0) 147#define EXYNOS_WDT_WTCNT 0x0008 148#define WTCNT_COUNT __BITS(15,0) 149#define EXYNOS_WDT_WTCLRINT 0x000C 150 151 152/* GPIO register definitions */ 153#define EXYNOS_GPIO_GRP_SIZE 0x20 154#define EXYNOS_GPIO_CON 0x00 155#define EXYNOS_GPIO_DAT 0x04 156#define EXYNOS_GPIO_PUD 0x08 157#define EXYNOS_GPIO_DRV 0x0C 158#define EXYNOS_GPIO_CONPWD 0x10 159#define EXYNOS_GPIO_PUDPWD 0x14 160/* rest of space is not used */ 161 162#define EXYNOS_GPIO_FUNC_INPUT 0x0 163#define EXYNOS_GPIO_FUNC_OUTPUT 0x1 164/* intermediate values are devices, definitions dependent on pin */ 165#define EXYNOS_GPIO_FUNC_EXTINT 0xF 166 167#define EXYNOS_GPIO_PIN_FLOAT 0 168#define EXYNOS_GPIO_PIN_PULL_DOWN 1 169#define EXYNOS_GPIO_PIN_PULL_UP 3 170 171 172/* used PMU registers */ 173/* Exynos 4210 or Exynos 5 */ 174#define EXYNOS_PMU_USBDEV_PHY_CTRL 0x704 175#define EXYNOS_PMU_USBHOST_PHY_CTRL 0x708 176/* Exynos 4x12 */ 177#define EXYNOS_PMU_USB_PHY_CTRL 0x704 178#define EXYNOS_PMU_USB_HSIC_1_PHY_CTRL 0x708 179#define EXYNOS_PMU_USB_HSIC_2_PHY_CTRL 0x70C 180 181#define PMU_PHY_ENABLE (1<< 0) 182#define PMU_PHY_DISABLE (0) 183 184 185/* used SYSREG registers */ 186#define EXYNOS5_SYSREG_USB20_PHY_TYPE 0x230 187 188 189/* Generic USB registers/constants */ 190#define FSEL_CLKSEL_50M 7 191#define FSEL_CLKSEL_24M 5 192#define FSEL_CLKSEL_20M 4 193#define FSEL_CLKSEL_19200K 3 194#define FSEL_CLKSEL_12M 2 195#define FSEL_CLKSEL_10M 1 196#define FSEL_CLKSEL_9600K 0 197 198#endif /* _ARM_SAMSUNG_EXYNOS_REG_H_ */ 199