1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/** 3 * Freecale 85xx and 86xx Global Utilties register set 4 * 5 * Authors: Jeff Brown 6 * Timur Tabi <timur@freescale.com> 7 * 8 * Copyright 2004,2007,2012 Freescale Semiconductor, Inc 9 */ 10 11#ifndef __FSL_GUTS_H__ 12#define __FSL_GUTS_H__ 13 14#include <linux/types.h> 15#include <linux/io.h> 16 17/** 18 * Global Utility Registers. 19 * 20 * Not all registers defined in this structure are available on all chips, so 21 * you are expected to know whether a given register actually exists on your 22 * chip before you access it. 23 * 24 * Also, some registers are similar on different chips but have slightly 25 * different names. In these cases, one name is chosen to avoid extraneous 26 * #ifdefs. 27 */ 28struct ccsr_guts { 29 u32 porpllsr; /* 0x.0000 - POR PLL Ratio Status Register */ 30 u32 porbmsr; /* 0x.0004 - POR Boot Mode Status Register */ 31 u32 porimpscr; /* 0x.0008 - POR I/O Impedance Status and 32 * Control Register 33 */ 34 u32 pordevsr; /* 0x.000c - POR I/O Device Status Register */ 35 u32 pordbgmsr; /* 0x.0010 - POR Debug Mode Status Register */ 36 u32 pordevsr2; /* 0x.0014 - POR device status register 2 */ 37 u8 res018[0x20 - 0x18]; 38 u32 porcir; /* 0x.0020 - POR Configuration Information 39 * Register 40 */ 41 u8 res024[0x30 - 0x24]; 42 u32 gpiocr; /* 0x.0030 - GPIO Control Register */ 43 u8 res034[0x40 - 0x34]; 44 u32 gpoutdr; /* 0x.0040 - General-Purpose Output Data 45 * Register 46 */ 47 u8 res044[0x50 - 0x44]; 48 u32 gpindr; /* 0x.0050 - General-Purpose Input Data 49 * Register 50 */ 51 u8 res054[0x60 - 0x54]; 52 u32 pmuxcr; /* 0x.0060 - Alternate Function Signal 53 * Multiplex Control 54 */ 55 u32 pmuxcr2; /* 0x.0064 - Alternate function signal 56 * multiplex control 2 57 */ 58 u32 dmuxcr; /* 0x.0068 - DMA Mux Control Register */ 59 u8 res06c[0x70 - 0x6c]; 60 u32 devdisr; /* 0x.0070 - Device Disable Control */ 61#define CCSR_GUTS_DEVDISR_TB1 0x00001000 62#define CCSR_GUTS_DEVDISR_TB0 0x00004000 63 u32 devdisr2; /* 0x.0074 - Device Disable Control 2 */ 64 u8 res078[0x7c - 0x78]; 65 u32 pmjcr; /* 0x.007c - 4 Power Management Jog Control 66 * Register 67 */ 68 u32 powmgtcsr; /* 0x.0080 - Power Management Status and 69 * Control Register 70 */ 71 u32 pmrccr; /* 0x.0084 - Power Management Reset Counter 72 * Configuration Register 73 */ 74 u32 pmpdccr; /* 0x.0088 - Power Management Power Down Counter 75 * Configuration Register 76 */ 77 u32 pmcdr; /* 0x.008c - 4Power management clock disable 78 * register 79 */ 80 u32 mcpsumr; /* 0x.0090 - Machine Check Summary Register */ 81 u32 rstrscr; /* 0x.0094 - Reset Request Status and 82 * Control Register 83 */ 84 u32 ectrstcr; /* 0x.0098 - Exception reset control register */ 85 u32 autorstsr; /* 0x.009c - Automatic reset status register */ 86 u32 pvr; /* 0x.00a0 - Processor Version Register */ 87 u32 svr; /* 0x.00a4 - System Version Register */ 88 u8 res0a8[0xb0 - 0xa8]; 89 u32 rstcr; /* 0x.00b0 - Reset Control Register */ 90 u8 res0b4[0xc0 - 0xb4]; 91 u32 iovselsr; /* 0x.00c0 - I/O voltage select status register 92 Called 'elbcvselcr' on 86xx SOCs */ 93 u8 res0c4[0x100 - 0xc4]; 94 u32 rcwsr[16]; /* 0x.0100 - Reset Control Word Status registers 95 There are 16 registers */ 96 u8 res140[0x224 - 0x140]; 97 u32 iodelay1; /* 0x.0224 - IO delay control register 1 */ 98 u32 iodelay2; /* 0x.0228 - IO delay control register 2 */ 99 u8 res22c[0x604 - 0x22c]; 100 u32 pamubypenr; /* 0x.604 - PAMU bypass enable register */ 101 u8 res608[0x800 - 0x608]; 102 u32 clkdvdr; /* 0x.0800 - Clock Divide Register */ 103 u8 res804[0x900 - 0x804]; 104 u32 ircr; /* 0x.0900 - Infrared Control Register */ 105 u8 res904[0x908 - 0x904]; 106 u32 dmacr; /* 0x.0908 - DMA Control Register */ 107 u8 res90c[0x914 - 0x90c]; 108 u32 elbccr; /* 0x.0914 - eLBC Control Register */ 109 u8 res918[0xb20 - 0x918]; 110 u32 ddr1clkdr; /* 0x.0b20 - DDR1 Clock Disable Register */ 111 u32 ddr2clkdr; /* 0x.0b24 - DDR2 Clock Disable Register */ 112 u32 ddrclkdr; /* 0x.0b28 - DDR Clock Disable Register */ 113 u8 resb2c[0xe00 - 0xb2c]; 114 u32 clkocr; /* 0x.0e00 - Clock Out Select Register */ 115 u8 rese04[0xe10 - 0xe04]; 116 u32 ddrdllcr; /* 0x.0e10 - DDR DLL Control Register */ 117 u8 rese14[0xe20 - 0xe14]; 118 u32 lbcdllcr; /* 0x.0e20 - LBC DLL Control Register */ 119 u32 cpfor; /* 0x.0e24 - L2 charge pump fuse override 120 * register 121 */ 122 u8 rese28[0xf04 - 0xe28]; 123 u32 srds1cr0; /* 0x.0f04 - SerDes1 Control Register 0 */ 124 u32 srds1cr1; /* 0x.0f08 - SerDes1 Control Register 0 */ 125 u8 resf0c[0xf2c - 0xf0c]; 126 u32 itcr; /* 0x.0f2c - Internal transaction control 127 * register 128 */ 129 u8 resf30[0xf40 - 0xf30]; 130 u32 srds2cr0; /* 0x.0f40 - SerDes2 Control Register 0 */ 131 u32 srds2cr1; /* 0x.0f44 - SerDes2 Control Register 0 */ 132} __attribute__ ((packed)); 133 134/* Alternate function signal multiplex control */ 135#define MPC85xx_PMUXCR_QE(x) (0x8000 >> (x)) 136 137#ifdef CONFIG_PPC_86xx 138 139#define CCSR_GUTS_DMACR_DEV_SSI 0 /* DMA controller/channel set to SSI */ 140#define CCSR_GUTS_DMACR_DEV_IR 1 /* DMA controller/channel set to IR */ 141 142/* 143 * Set the DMACR register in the GUTS 144 * 145 * The DMACR register determines the source of initiated transfers for each 146 * channel on each DMA controller. Rather than have a bunch of repetitive 147 * macros for the bit patterns, we just have a function that calculates 148 * them. 149 * 150 * guts: Pointer to GUTS structure 151 * co: The DMA controller (0 or 1) 152 * ch: The channel on the DMA controller (0, 1, 2, or 3) 153 * device: The device to set as the source (CCSR_GUTS_DMACR_DEV_xx) 154 */ 155static inline void guts_set_dmacr(struct ccsr_guts __iomem *guts, 156 unsigned int co, unsigned int ch, unsigned int device) 157{ 158 unsigned int shift = 16 + (8 * (1 - co) + 2 * (3 - ch)); 159 160 clrsetbits_be32(&guts->dmacr, 3 << shift, device << shift); 161} 162 163#define CCSR_GUTS_PMUXCR_LDPSEL 0x00010000 164#define CCSR_GUTS_PMUXCR_SSI1_MASK 0x0000C000 /* Bitmask for SSI1 */ 165#define CCSR_GUTS_PMUXCR_SSI1_LA 0x00000000 /* Latched address */ 166#define CCSR_GUTS_PMUXCR_SSI1_HI 0x00004000 /* High impedance */ 167#define CCSR_GUTS_PMUXCR_SSI1_SSI 0x00008000 /* Used for SSI1 */ 168#define CCSR_GUTS_PMUXCR_SSI2_MASK 0x00003000 /* Bitmask for SSI2 */ 169#define CCSR_GUTS_PMUXCR_SSI2_LA 0x00000000 /* Latched address */ 170#define CCSR_GUTS_PMUXCR_SSI2_HI 0x00001000 /* High impedance */ 171#define CCSR_GUTS_PMUXCR_SSI2_SSI 0x00002000 /* Used for SSI2 */ 172#define CCSR_GUTS_PMUXCR_LA_22_25_LA 0x00000000 /* Latched Address */ 173#define CCSR_GUTS_PMUXCR_LA_22_25_HI 0x00000400 /* High impedance */ 174#define CCSR_GUTS_PMUXCR_DBGDRV 0x00000200 /* Signals not driven */ 175#define CCSR_GUTS_PMUXCR_DMA2_0 0x00000008 176#define CCSR_GUTS_PMUXCR_DMA2_3 0x00000004 177#define CCSR_GUTS_PMUXCR_DMA1_0 0x00000002 178#define CCSR_GUTS_PMUXCR_DMA1_3 0x00000001 179 180/* 181 * Set the DMA external control bits in the GUTS 182 * 183 * The DMA external control bits in the PMUXCR are only meaningful for 184 * channels 0 and 3. Any other channels are ignored. 185 * 186 * guts: Pointer to GUTS structure 187 * co: The DMA controller (0 or 1) 188 * ch: The channel on the DMA controller (0, 1, 2, or 3) 189 * value: the new value for the bit (0 or 1) 190 */ 191static inline void guts_set_pmuxcr_dma(struct ccsr_guts __iomem *guts, 192 unsigned int co, unsigned int ch, unsigned int value) 193{ 194 if ((ch == 0) || (ch == 3)) { 195 unsigned int shift = 2 * (co + 1) - (ch & 1) - 1; 196 197 clrsetbits_be32(&guts->pmuxcr, 1 << shift, value << shift); 198 } 199} 200 201#define CCSR_GUTS_CLKDVDR_PXCKEN 0x80000000 202#define CCSR_GUTS_CLKDVDR_SSICKEN 0x20000000 203#define CCSR_GUTS_CLKDVDR_PXCKINV 0x10000000 204#define CCSR_GUTS_CLKDVDR_PXCKDLY_SHIFT 25 205#define CCSR_GUTS_CLKDVDR_PXCKDLY_MASK 0x06000000 206#define CCSR_GUTS_CLKDVDR_PXCKDLY(x) \ 207 (((x) & 3) << CCSR_GUTS_CLKDVDR_PXCKDLY_SHIFT) 208#define CCSR_GUTS_CLKDVDR_PXCLK_SHIFT 16 209#define CCSR_GUTS_CLKDVDR_PXCLK_MASK 0x001F0000 210#define CCSR_GUTS_CLKDVDR_PXCLK(x) (((x) & 31) << CCSR_GUTS_CLKDVDR_PXCLK_SHIFT) 211#define CCSR_GUTS_CLKDVDR_SSICLK_MASK 0x000000FF 212#define CCSR_GUTS_CLKDVDR_SSICLK(x) ((x) & CCSR_GUTS_CLKDVDR_SSICLK_MASK) 213 214#endif 215 216struct ccsr_rcpm_v1 { 217 u8 res0000[4]; 218 __be32 cdozsr; /* 0x0004 Core Doze Status Register */ 219 u8 res0008[4]; 220 __be32 cdozcr; /* 0x000c Core Doze Control Register */ 221 u8 res0010[4]; 222 __be32 cnapsr; /* 0x0014 Core Nap Status Register */ 223 u8 res0018[4]; 224 __be32 cnapcr; /* 0x001c Core Nap Control Register */ 225 u8 res0020[4]; 226 __be32 cdozpsr; /* 0x0024 Core Doze Previous Status Register */ 227 u8 res0028[4]; 228 __be32 cnappsr; /* 0x002c Core Nap Previous Status Register */ 229 u8 res0030[4]; 230 __be32 cwaitsr; /* 0x0034 Core Wait Status Register */ 231 u8 res0038[4]; 232 __be32 cwdtdsr; /* 0x003c Core Watchdog Detect Status Register */ 233 __be32 powmgtcsr; /* 0x0040 PM Control&Status Register */ 234#define RCPM_POWMGTCSR_SLP 0x00020000 235 u8 res0044[12]; 236 __be32 ippdexpcr; /* 0x0050 IP Powerdown Exception Control Register */ 237 u8 res0054[16]; 238 __be32 cpmimr; /* 0x0064 Core PM IRQ Mask Register */ 239 u8 res0068[4]; 240 __be32 cpmcimr; /* 0x006c Core PM Critical IRQ Mask Register */ 241 u8 res0070[4]; 242 __be32 cpmmcmr; /* 0x0074 Core PM Machine Check Mask Register */ 243 u8 res0078[4]; 244 __be32 cpmnmimr; /* 0x007c Core PM NMI Mask Register */ 245 u8 res0080[4]; 246 __be32 ctbenr; /* 0x0084 Core Time Base Enable Register */ 247 u8 res0088[4]; 248 __be32 ctbckselr; /* 0x008c Core Time Base Clock Select Register */ 249 u8 res0090[4]; 250 __be32 ctbhltcr; /* 0x0094 Core Time Base Halt Control Register */ 251 u8 res0098[4]; 252 __be32 cmcpmaskcr; /* 0x00a4 Core Machine Check Mask Register */ 253}; 254 255struct ccsr_rcpm_v2 { 256 u8 res_00[12]; 257 __be32 tph10sr0; /* Thread PH10 Status Register */ 258 u8 res_10[12]; 259 __be32 tph10setr0; /* Thread PH10 Set Control Register */ 260 u8 res_20[12]; 261 __be32 tph10clrr0; /* Thread PH10 Clear Control Register */ 262 u8 res_30[12]; 263 __be32 tph10psr0; /* Thread PH10 Previous Status Register */ 264 u8 res_40[12]; 265 __be32 twaitsr0; /* Thread Wait Status Register */ 266 u8 res_50[96]; 267 __be32 pcph15sr; /* Physical Core PH15 Status Register */ 268 __be32 pcph15setr; /* Physical Core PH15 Set Control Register */ 269 __be32 pcph15clrr; /* Physical Core PH15 Clear Control Register */ 270 __be32 pcph15psr; /* Physical Core PH15 Prev Status Register */ 271 u8 res_c0[16]; 272 __be32 pcph20sr; /* Physical Core PH20 Status Register */ 273 __be32 pcph20setr; /* Physical Core PH20 Set Control Register */ 274 __be32 pcph20clrr; /* Physical Core PH20 Clear Control Register */ 275 __be32 pcph20psr; /* Physical Core PH20 Prev Status Register */ 276 __be32 pcpw20sr; /* Physical Core PW20 Status Register */ 277 u8 res_e0[12]; 278 __be32 pcph30sr; /* Physical Core PH30 Status Register */ 279 __be32 pcph30setr; /* Physical Core PH30 Set Control Register */ 280 __be32 pcph30clrr; /* Physical Core PH30 Clear Control Register */ 281 __be32 pcph30psr; /* Physical Core PH30 Prev Status Register */ 282 u8 res_100[32]; 283 __be32 ippwrgatecr; /* IP Power Gating Control Register */ 284 u8 res_124[12]; 285 __be32 powmgtcsr; /* Power Management Control & Status Reg */ 286#define RCPM_POWMGTCSR_LPM20_RQ 0x00100000 287#define RCPM_POWMGTCSR_LPM20_ST 0x00000200 288#define RCPM_POWMGTCSR_P_LPM20_ST 0x00000100 289 u8 res_134[12]; 290 __be32 ippdexpcr[4]; /* IP Powerdown Exception Control Reg */ 291 u8 res_150[12]; 292 __be32 tpmimr0; /* Thread PM Interrupt Mask Reg */ 293 u8 res_160[12]; 294 __be32 tpmcimr0; /* Thread PM Crit Interrupt Mask Reg */ 295 u8 res_170[12]; 296 __be32 tpmmcmr0; /* Thread PM Machine Check Interrupt Mask Reg */ 297 u8 res_180[12]; 298 __be32 tpmnmimr0; /* Thread PM NMI Mask Reg */ 299 u8 res_190[12]; 300 __be32 tmcpmaskcr0; /* Thread Machine Check Mask Control Reg */ 301 __be32 pctbenr; /* Physical Core Time Base Enable Reg */ 302 __be32 pctbclkselr; /* Physical Core Time Base Clock Select */ 303 __be32 tbclkdivr; /* Time Base Clock Divider Register */ 304 u8 res_1ac[4]; 305 __be32 ttbhltcr[4]; /* Thread Time Base Halt Control Register */ 306 __be32 clpcl10sr; /* Cluster PCL10 Status Register */ 307 __be32 clpcl10setr; /* Cluster PCL30 Set Control Register */ 308 __be32 clpcl10clrr; /* Cluster PCL30 Clear Control Register */ 309 __be32 clpcl10psr; /* Cluster PCL30 Prev Status Register */ 310 __be32 cddslpsetr; /* Core Domain Deep Sleep Set Register */ 311 __be32 cddslpclrr; /* Core Domain Deep Sleep Clear Register */ 312 __be32 cdpwroksetr; /* Core Domain Power OK Set Register */ 313 __be32 cdpwrokclrr; /* Core Domain Power OK Clear Register */ 314 __be32 cdpwrensr; /* Core Domain Power Enable Status Register */ 315 __be32 cddslsr; /* Core Domain Deep Sleep Status Register */ 316 u8 res_1e8[8]; 317 __be32 dslpcntcr[8]; /* Deep Sleep Counter Cfg Register */ 318 u8 res_300[3568]; 319}; 320 321#endif 322