guts.h 12 KB

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