arch/powerpc/platforms/8xx/micropatch.c

   1 // SPDX-License-Identifier: GPL-2.0
   2
   3 /*
   4  * Microcode patches for the CPM as supplied by Motorola.
   5  * This is the one for IIC/SPI.  There is a newer one that
   6  * also relocates SMC2, but this would require additional changes
   7  * to uart.c, so I am holding off on that for a moment.
   8  */
   9 #include <linux/init.h>
  10 #include <linux/errno.h>
  11 #include <linux/sched.h>
  12 #include <linux/kernel.h>
  13 #include <linux/param.h>
  14 #include <linux/string.h>
  15 #include <linux/mm.h>
  16 #include <linux/interrupt.h>
  17 #include <asm/irq.h>
  18 #include <asm/page.h>
  19 #include <asm/pgtable.h>
  20 #include <asm/8xx_immap.h>
  21 #include <asm/cpm.h>
  22 #include <asm/cpm1.h>
  23
  24 struct patch_params {
  25         ushort rccr;
  26         ushort cpmcr1;
  27         ushort cpmcr2;
  28         ushort cpmcr3;
  29         ushort cpmcr4;
  30 };
  31
  32 /*
  33  * I2C/SPI relocation patch arrays.
  34  */
  35
  36 #ifdef CONFIG_I2C_SPI_UCODE_PATCH
  37
  38 static char patch_name[] __initdata = "I2C/SPI";
  39
  40 static struct patch_params patch_params __initdata = {
  41         1, 0x802a, 0x8028, 0x802e, 0x802c,
  42 };
  43
  44 static uint patch_2000[] __initdata = {
  45         0x7FFFEFD9, 0x3FFD0000, 0x7FFB49F7, 0x7FF90000,
  46         0x5FEFADF7, 0x5F89ADF7, 0x5FEFAFF7, 0x5F89AFF7,
  47         0x3A9CFBC8, 0xE7C0EDF0, 0x77C1E1BB, 0xF4DC7F1D,
  48         0xABAD932F, 0x4E08FDCF, 0x6E0FAFF8, 0x7CCF76CF,
  49         0xFD1FF9CF, 0xABF88DC6, 0xAB5679F7, 0xB0937383,
  50         0xDFCE79F7, 0xB091E6BB, 0xE5BBE74F, 0xB3FA6F0F,
  51         0x6FFB76CE, 0xEE0DF9CF, 0x2BFBEFEF, 0xCFEEF9CF,
  52         0x76CEAD24, 0x90B2DF9A, 0x7FDDD0BF, 0x4BF847FD,
  53         0x7CCF76CE, 0xCFEF7E1F, 0x7F1D7DFD, 0xF0B6EF71,
  54         0x7FC177C1, 0xFBC86079, 0xE722FBC8, 0x5FFFDFFF,
  55         0x5FB2FFFB, 0xFBC8F3C8, 0x94A67F01, 0x7F1D5F39,
  56         0xAFE85F5E, 0xFFDFDF96, 0xCB9FAF7D, 0x5FC1AFED,
  57         0x8C1C5FC1, 0xAFDD5FC3, 0xDF9A7EFD, 0xB0B25FB2,
  58         0xFFFEABAD, 0x5FB2FFFE, 0x5FCE600B, 0xE6BB600B,
  59         0x5FCEDFC6, 0x27FBEFDF, 0x5FC8CFDE, 0x3A9CE7C0,
  60         0xEDF0F3C8, 0x7F0154CD, 0x7F1D2D3D, 0x363A7570,
  61         0x7E0AF1CE, 0x37EF2E68, 0x7FEE10EC, 0xADF8EFDE,
  62         0xCFEAE52F, 0x7D0FE12B, 0xF1CE5F65, 0x7E0A4DF8,
  63         0xCFEA5F72, 0x7D0BEFEE, 0xCFEA5F74, 0xE522EFDE,
  64         0x5F74CFDA, 0x0B627385, 0xDF627E0A, 0x30D8145B,
  65         0xBFFFF3C8, 0x5FFFDFFF, 0xA7F85F5E, 0xBFFE7F7D,
  66         0x10D31450, 0x5F36BFFF, 0xAF785F5E, 0xBFFDA7F8,
  67         0x5F36BFFE, 0x77FD30C0, 0x4E08FDCF, 0xE5FF6E0F,
  68         0xAFF87E1F, 0x7E0FFD1F, 0xF1CF5F1B, 0xABF80D5E,
  69         0x5F5EFFEF, 0x79F730A2, 0xAFDD5F34, 0x47F85F34,
  70         0xAFED7FDD, 0x50B24978, 0x47FD7F1D, 0x7DFD70AD,
  71         0xEF717EC1, 0x6BA47F01, 0x2D267EFD, 0x30DE5F5E,
  72         0xFFFD5F5E, 0xFFEF5F5E, 0xFFDF0CA0, 0xAFED0A9E,
  73         0xAFDD0C3A, 0x5F3AAFBD, 0x7FBDB082, 0x5F8247F8
  74 };
  75
  76 static uint patch_2f00[] __initdata = {
  77         0x3E303430, 0x34343737, 0xABF7BF9B, 0x994B4FBD,
  78         0xBD599493, 0x349FFF37, 0xFB9B177D, 0xD9936956,
  79         0xBBFDD697, 0xBDD2FD11, 0x31DB9BB3, 0x63139637,
  80         0x93733693, 0x193137F7, 0x331737AF, 0x7BB9B999,
  81         0xBB197957, 0x7FDFD3D5, 0x73B773F7, 0x37933B99,
  82         0x1D115316, 0x99315315, 0x31694BF4, 0xFBDBD359,
  83         0x31497353, 0x76956D69, 0x7B9D9693, 0x13131979,
  84         0x79376935
  85 };
  86
  87 static uint patch_2e00[] __initdata = {};
  88 #endif
  89
  90 /*
  91  * I2C/SPI/SMC1 relocation patch arrays.
  92  */
  93
  94 #ifdef CONFIG_I2C_SPI_SMC1_UCODE_PATCH
  95
  96 static char patch_name[] __initdata = "I2C/SPI/SMC1";
  97
  98 static struct patch_params patch_params __initdata = {
  99         3, 0x8080, 0x808a, 0x8028, 0x802a,
 100 };
 101
 102 static uint patch_2000[] __initdata = {
 103         0x3fff0000, 0x3ffd0000, 0x3ffb0000, 0x3ff90000,
 104         0x5f13eff8, 0x5eb5eff8, 0x5f88adf7, 0x5fefadf7,
 105         0x3a9cfbc8, 0x77cae1bb, 0xf4de7fad, 0xabae9330,
 106         0x4e08fdcf, 0x6e0faff8, 0x7ccf76cf, 0xfdaff9cf,
 107         0xabf88dc8, 0xab5879f7, 0xb0925d8d, 0xdfd079f7,
 108         0xb090e6bb, 0xe5bbe74f, 0x9e046f0f, 0x6ffb76ce,
 109         0xee0cf9cf, 0x2bfbefef, 0xcfeef9cf, 0x76cead23,
 110         0x90b3df99, 0x7fddd0c1, 0x4bf847fd, 0x7ccf76ce,
 111         0xcfef77ca, 0x7eaf7fad, 0x7dfdf0b7, 0xef7a7fca,
 112         0x77cafbc8, 0x6079e722, 0xfbc85fff, 0xdfff5fb3,
 113         0xfffbfbc8, 0xf3c894a5, 0xe7c9edf9, 0x7f9a7fad,
 114         0x5f36afe8, 0x5f5bffdf, 0xdf95cb9e, 0xaf7d5fc3,
 115         0xafed8c1b, 0x5fc3afdd, 0x5fc5df99, 0x7efdb0b3,
 116         0x5fb3fffe, 0xabae5fb3, 0xfffe5fd0, 0x600be6bb,
 117         0x600b5fd0, 0xdfc827fb, 0xefdf5fca, 0xcfde3a9c,
 118         0xe7c9edf9, 0xf3c87f9e, 0x54ca7fed, 0x2d3a3637,
 119         0x756f7e9a, 0xf1ce37ef, 0x2e677fee, 0x10ebadf8,
 120         0xefdecfea, 0xe52f7d9f, 0xe12bf1ce, 0x5f647e9a,
 121         0x4df8cfea, 0x5f717d9b, 0xefeecfea, 0x5f73e522,
 122         0xefde5f73, 0xcfda0b61, 0x5d8fdf61, 0xe7c9edf9,
 123         0x7e9a30d5, 0x1458bfff, 0xf3c85fff, 0xdfffa7f8,
 124         0x5f5bbffe, 0x7f7d10d0, 0x144d5f33, 0xbfffaf78,
 125         0x5f5bbffd, 0xa7f85f33, 0xbffe77fd, 0x30bd4e08,
 126         0xfdcfe5ff, 0x6e0faff8, 0x7eef7e9f, 0xfdeff1cf,
 127         0x5f17abf8, 0x0d5b5f5b, 0xffef79f7, 0x309eafdd,
 128         0x5f3147f8, 0x5f31afed, 0x7fdd50af, 0x497847fd,
 129         0x7f9e7fed, 0x7dfd70a9, 0xef7e7ece, 0x6ba07f9e,
 130         0x2d227efd, 0x30db5f5b, 0xfffd5f5b, 0xffef5f5b,
 131         0xffdf0c9c, 0xafed0a9a, 0xafdd0c37, 0x5f37afbd,
 132         0x7fbdb081, 0x5f8147f8, 0x3a11e710, 0xedf0ccdd,
 133         0xf3186d0a, 0x7f0e5f06, 0x7fedbb38, 0x3afe7468,
 134         0x7fedf4fc, 0x8ffbb951, 0xb85f77fd, 0xb0df5ddd,
 135         0xdefe7fed, 0x90e1e74d, 0x6f0dcbf7, 0xe7decfed,
 136         0xcb74cfed, 0xcfeddf6d, 0x91714f74, 0x5dd2deef,
 137         0x9e04e7df, 0xefbb6ffb, 0xe7ef7f0e, 0x9e097fed,
 138         0xebdbeffa, 0xeb54affb, 0x7fea90d7, 0x7e0cf0c3,
 139         0xbffff318, 0x5fffdfff, 0xac59efea, 0x7fce1ee5,
 140         0xe2ff5ee1, 0xaffbe2ff, 0x5ee3affb, 0xf9cc7d0f,
 141         0xaef8770f, 0x7d0fb0c6, 0xeffbbfff, 0xcfef5ede,
 142         0x7d0fbfff, 0x5ede4cf8, 0x7fddd0bf, 0x49f847fd,
 143         0x7efdf0bb, 0x7fedfffd, 0x7dfdf0b7, 0xef7e7e1e,
 144         0x5ede7f0e, 0x3a11e710, 0xedf0ccab, 0xfb18ad2e,
 145         0x1ea9bbb8, 0x74283b7e, 0x73c2e4bb, 0x2ada4fb8,
 146         0xdc21e4bb, 0xb2a1ffbf, 0x5e2c43f8, 0xfc87e1bb,
 147         0xe74ffd91, 0x6f0f4fe8, 0xc7ba32e2, 0xf396efeb,
 148         0x600b4f78, 0xe5bb760b, 0x53acaef8, 0x4ef88b0e,
 149         0xcfef9e09, 0xabf8751f, 0xefef5bac, 0x741f4fe8,
 150         0x751e760d, 0x7fdbf081, 0x741cafce, 0xefcc7fce,
 151         0x751e70ac, 0x741ce7bb, 0x3372cfed, 0xafdbefeb,
 152         0xe5bb760b, 0x53f2aef8, 0xafe8e7eb, 0x4bf8771e,
 153         0x7e247fed, 0x4fcbe2cc, 0x7fbc30a9, 0x7b0f7a0f,
 154         0x34d577fd, 0x308b5db7, 0xde553e5f, 0xaf78741f,
 155         0x741f30f0, 0xcfef5e2c, 0x741f3eac, 0xafb8771e,
 156         0x5e677fed, 0x0bd3e2cc, 0x741ccfec, 0xe5ca53cd,
 157         0x6fcb4f74, 0x5dadde4b, 0x2ab63d38, 0x4bb3de30,
 158         0x751f741c, 0x6c42effa, 0xefea7fce, 0x6ffc30be,
 159         0xefec3fca, 0x30b3de2e, 0xadf85d9e, 0xaf7daefd,
 160         0x5d9ede2e, 0x5d9eafdd, 0x761f10ac, 0x1da07efd,
 161         0x30adfffe, 0x4908fb18, 0x5fffdfff, 0xafbb709b,
 162         0x4ef85e67, 0xadf814ad, 0x7a0f70ad, 0xcfef50ad,
 163         0x7a0fde30, 0x5da0afed, 0x3c12780f, 0xefef780f,
 164         0xefef790f, 0xa7f85e0f, 0xffef790f, 0xefef790f,
 165         0x14adde2e, 0x5d9eadfd, 0x5e2dfffb, 0xe79addfd,
 166         0xeff96079, 0x607ae79a, 0xddfceff9, 0x60795dff,
 167         0x607acfef, 0xefefefdf, 0xefbfef7f, 0xeeffedff,
 168         0xebffe7ff, 0xafefafdf, 0xafbfaf7f, 0xaeffadff,
 169         0xabffa7ff, 0x6fef6fdf, 0x6fbf6f7f, 0x6eff6dff,
 170         0x6bff67ff, 0x2fef2fdf, 0x2fbf2f7f, 0x2eff2dff,
 171         0x2bff27ff, 0x4e08fd1f, 0xe5ff6e0f, 0xaff87eef,
 172         0x7e0ffdef, 0xf11f6079, 0xabf8f542, 0x7e0af11c,
 173         0x37cfae3a, 0x7fec90be, 0xadf8efdc, 0xcfeae52f,
 174         0x7d0fe12b, 0xf11c6079, 0x7e0a4df8, 0xcfea5dc4,
 175         0x7d0befec, 0xcfea5dc6, 0xe522efdc, 0x5dc6cfda,
 176         0x4e08fd1f, 0x6e0faff8, 0x7c1f761f, 0xfdeff91f,
 177         0x6079abf8, 0x761cee24, 0xf91f2bfb, 0xefefcfec,
 178         0xf91f6079, 0x761c27fb, 0xefdf5da7, 0xcfdc7fdd,
 179         0xd09c4bf8, 0x47fd7c1f, 0x761ccfcf, 0x7eef7fed,
 180         0x7dfdf093, 0xef7e7f1e, 0x771efb18, 0x6079e722,
 181         0xe6bbe5bb, 0xae0ae5bb, 0x600bae85, 0xe2bbe2bb,
 182         0xe2bbe2bb, 0xaf02e2bb, 0xe2bb2ff9, 0x6079e2bb
 183 };
 184
 185 static uint patch_2f00[] __initdata = {
 186         0x30303030, 0x3e3e3434, 0xabbf9b99, 0x4b4fbdbd,
 187         0x59949334, 0x9fff37fb, 0x9b177dd9, 0x936956bb,
 188         0xfbdd697b, 0xdd2fd113, 0x1db9f7bb, 0x36313963,
 189         0x79373369, 0x3193137f, 0x7331737a, 0xf7bb9b99,
 190         0x9bb19795, 0x77fdfd3d, 0x573b773f, 0x737933f7,
 191         0xb991d115, 0x31699315, 0x31531694, 0xbf4fbdbd,
 192         0x35931497, 0x35376956, 0xbd697b9d, 0x96931313,
 193         0x19797937, 0x6935af78, 0xb9b3baa3, 0xb8788683,
 194         0x368f78f7, 0x87778733, 0x3ffffb3b, 0x8e8f78b8,
 195         0x1d118e13, 0xf3ff3f8b, 0x6bd8e173, 0xd1366856,
 196         0x68d1687b, 0x3daf78b8, 0x3a3a3f87, 0x8f81378f,
 197         0xf876f887, 0x77fd8778, 0x737de8d6, 0xbbf8bfff,
 198         0xd8df87f7, 0xfd876f7b, 0x8bfff8bd, 0x8683387d,
 199         0xb873d87b, 0x3b8fd7f8, 0xf7338883, 0xbb8ee1f8,
 200         0xef837377, 0x3337b836, 0x817d11f8, 0x7378b878,
 201         0xd3368b7d, 0xed731b7d, 0x833731f3, 0xf22f3f23
 202 };
 203
 204 static uint patch_2e00[] __initdata = {
 205         0x27eeeeee, 0xeeeeeeee, 0xeeeeeeee, 0xeeeeeeee,
 206         0xee4bf4fb, 0xdbd259bb, 0x1979577f, 0xdfd2d573,
 207         0xb773f737, 0x4b4fbdbd, 0x25b9b177, 0xd2d17376,
 208         0x956bbfdd, 0x697bdd2f, 0xff9f79ff, 0xff9ff22f
 209 };
 210 #endif
 211
 212 /*
 213  *  USB SOF patch arrays.
 214  */
 215
 216 #ifdef CONFIG_USB_SOF_UCODE_PATCH
 217
 218 static char patch_name[] __initdata = "USB SOF";
 219
 220 static struct patch_params patch_params __initdata = {
 221         9,
 222 };
 223
 224 static uint patch_2000[] __initdata = {
 225         0x7fff0000, 0x7ffd0000, 0x7ffb0000, 0x49f7ba5b,
 226         0xba383ffb, 0xf9b8b46d, 0xe5ab4e07, 0xaf77bffe,
 227         0x3f7bbf79, 0xba5bba38, 0xe7676076, 0x60750000
 228 };
 229
 230 static uint patch_2f00[] __initdata = {
 231         0x3030304c, 0xcab9e441, 0xa1aaf220
 232 };
 233
 234 static uint patch_2e00[] __initdata = {};
 235 #endif
 236
 237 /*
 238  * SMC relocation patch arrays.
 239  */
 240
 241 #ifdef CONFIG_SMC_UCODE_PATCH
 242
 243 static char patch_name[] __initdata = "SMC";
 244
 245 static struct patch_params patch_params __initdata = {
 246         2, 0x8080, 0x8088,
 247 };
 248
 249 static uint patch_2000[] __initdata = {
 250         0x3fff0000, 0x3ffd0000, 0x3ffb0000, 0x3ff90000,
 251         0x5fefeff8, 0x5f91eff8, 0x3ff30000, 0x3ff10000,
 252         0x3a11e710, 0xedf0ccb9, 0xf318ed66, 0x7f0e5fe2,
 253         0x7fedbb38, 0x3afe7468, 0x7fedf4d8, 0x8ffbb92d,
 254         0xb83b77fd, 0xb0bb5eb9, 0xdfda7fed, 0x90bde74d,
 255         0x6f0dcbd3, 0xe7decfed, 0xcb50cfed, 0xcfeddf6d,
 256         0x914d4f74, 0x5eaedfcb, 0x9ee0e7df, 0xefbb6ffb,
 257         0xe7ef7f0e, 0x9ee57fed, 0xebb7effa, 0xeb30affb,
 258         0x7fea90b3, 0x7e0cf09f, 0xbffff318, 0x5fffdfff,
 259         0xac35efea, 0x7fce1fc1, 0xe2ff5fbd, 0xaffbe2ff,
 260         0x5fbfaffb, 0xf9a87d0f, 0xaef8770f, 0x7d0fb0a2,
 261         0xeffbbfff, 0xcfef5fba, 0x7d0fbfff, 0x5fba4cf8,
 262         0x7fddd09b, 0x49f847fd, 0x7efdf097, 0x7fedfffd,
 263         0x7dfdf093, 0xef7e7e1e, 0x5fba7f0e, 0x3a11e710,
 264         0xedf0cc87, 0xfb18ad0a, 0x1f85bbb8, 0x74283b7e,
 265         0x7375e4bb, 0x2ab64fb8, 0x5c7de4bb, 0x32fdffbf,
 266         0x5f0843f8, 0x7ce3e1bb, 0xe74f7ded, 0x6f0f4fe8,
 267         0xc7ba32be, 0x73f2efeb, 0x600b4f78, 0xe5bb760b,
 268         0x5388aef8, 0x4ef80b6a, 0xcfef9ee5, 0xabf8751f,
 269         0xefef5b88, 0x741f4fe8, 0x751e760d, 0x7fdb70dd,
 270         0x741cafce, 0xefcc7fce, 0x751e7088, 0x741ce7bb,
 271         0x334ecfed, 0xafdbefeb, 0xe5bb760b, 0x53ceaef8,
 272         0xafe8e7eb, 0x4bf8771e, 0x7e007fed, 0x4fcbe2cc,
 273         0x7fbc3085, 0x7b0f7a0f, 0x34b177fd, 0xb0e75e93,
 274         0xdf313e3b, 0xaf78741f, 0x741f30cc, 0xcfef5f08,
 275         0x741f3e88, 0xafb8771e, 0x5f437fed, 0x0bafe2cc,
 276         0x741ccfec, 0xe5ca53a9, 0x6fcb4f74, 0x5e89df27,
 277         0x2a923d14, 0x4b8fdf0c, 0x751f741c, 0x6c1eeffa,
 278         0xefea7fce, 0x6ffc309a, 0xefec3fca, 0x308fdf0a,
 279         0xadf85e7a, 0xaf7daefd, 0x5e7adf0a, 0x5e7aafdd,
 280         0x761f1088, 0x1e7c7efd, 0x3089fffe, 0x4908fb18,
 281         0x5fffdfff, 0xafbbf0f7, 0x4ef85f43, 0xadf81489,
 282         0x7a0f7089, 0xcfef5089, 0x7a0fdf0c, 0x5e7cafed,
 283         0xbc6e780f, 0xefef780f, 0xefef790f, 0xa7f85eeb,
 284         0xffef790f, 0xefef790f, 0x1489df0a, 0x5e7aadfd,
 285         0x5f09fffb, 0xe79aded9, 0xeff96079, 0x607ae79a,
 286         0xded8eff9, 0x60795edb, 0x607acfef, 0xefefefdf,
 287         0xefbfef7f, 0xeeffedff, 0xebffe7ff, 0xafefafdf,
 288         0xafbfaf7f, 0xaeffadff, 0xabffa7ff, 0x6fef6fdf,
 289         0x6fbf6f7f, 0x6eff6dff, 0x6bff67ff, 0x2fef2fdf,
 290         0x2fbf2f7f, 0x2eff2dff, 0x2bff27ff, 0x4e08fd1f,
 291         0xe5ff6e0f, 0xaff87eef, 0x7e0ffdef, 0xf11f6079,
 292         0xabf8f51e, 0x7e0af11c, 0x37cfae16, 0x7fec909a,
 293         0xadf8efdc, 0xcfeae52f, 0x7d0fe12b, 0xf11c6079,
 294         0x7e0a4df8, 0xcfea5ea0, 0x7d0befec, 0xcfea5ea2,
 295         0xe522efdc, 0x5ea2cfda, 0x4e08fd1f, 0x6e0faff8,
 296         0x7c1f761f, 0xfdeff91f, 0x6079abf8, 0x761cee00,
 297         0xf91f2bfb, 0xefefcfec, 0xf91f6079, 0x761c27fb,
 298         0xefdf5e83, 0xcfdc7fdd, 0x50f84bf8, 0x47fd7c1f,
 299         0x761ccfcf, 0x7eef7fed, 0x7dfd70ef, 0xef7e7f1e,
 300         0x771efb18, 0x6079e722, 0xe6bbe5bb, 0x2e66e5bb,
 301         0x600b2ee1, 0xe2bbe2bb, 0xe2bbe2bb, 0x2f5ee2bb,
 302         0xe2bb2ff9, 0x6079e2bb,
 303 };
 304
 305 static uint patch_2f00[] __initdata = {
 306         0x30303030, 0x3e3e3030, 0xaf79b9b3, 0xbaa3b979,
 307         0x9693369f, 0x79f79777, 0x97333fff, 0xfb3b9e9f,
 308         0x79b91d11, 0x9e13f3ff, 0x3f9b6bd9, 0xe173d136,
 309         0x695669d1, 0x697b3daf, 0x79b93a3a, 0x3f979f91,
 310         0x379ff976, 0xf99777fd, 0x9779737d, 0xe9d6bbf9,
 311         0xbfffd9df, 0x97f7fd97, 0x6f7b9bff, 0xf9bd9683,
 312         0x397db973, 0xd97b3b9f, 0xd7f9f733, 0x9993bb9e,
 313         0xe1f9ef93, 0x73773337, 0xb936917d, 0x11f87379,
 314         0xb979d336, 0x8b7ded73, 0x1b7d9337, 0x31f3f22f,
 315         0x3f2327ee, 0xeeeeeeee, 0xeeeeeeee, 0xeeeeeeee,
 316         0xeeeeee4b, 0xf4fbdbd2, 0x58bb1878, 0x577fdfd2,
 317         0xd573b773, 0xf7374b4f, 0xbdbd25b8, 0xb177d2d1,
 318         0x7376856b, 0xbfdd687b, 0xdd2fff8f, 0x78ffff8f,
 319         0xf22f0000,
 320 };
 321
 322 static uint patch_2e00[] __initdata = {};
 323 #endif
 324
 325 static void __init cpm_write_patch(cpm8xx_t *cp, int offset, uint *patch, int len)
 326 {
 327         if (!len)
 328                 return;
 329         memcpy_toio(cp->cp_dpmem + offset, patch, len);
 330 }
 331
 332 void __init cpm_load_patch(cpm8xx_t *cp)
 333 {
 334         out_be16(&cp->cp_rccr, 0);
 335
 336         cpm_write_patch(cp, 0, patch_2000, sizeof(patch_2000));
 337         cpm_write_patch(cp, 0xf00, patch_2f00, sizeof(patch_2f00));
 338         cpm_write_patch(cp, 0xe00, patch_2e00, sizeof(patch_2e00));
 339
 340         if (IS_ENABLED(CONFIG_I2C_SPI_UCODE_PATCH) ||
 341             IS_ENABLED(CONFIG_I2C_SPI_SMC1_UCODE_PATCH)) {
 342                 u16 rpbase = 0x500;
 343                 iic_t *iip;
 344                 struct spi_pram *spp;
 345
 346                 iip = (iic_t *)&cp->cp_dparam[PROFF_IIC];
 347                 out_be16(&iip->iic_rpbase, rpbase);
 348
 349                 /* Put SPI above the IIC, also 32-byte aligned. */
 350                 spp = (struct spi_pram *)&cp->cp_dparam[PROFF_SPI];
 351                 out_be16(&spp->rpbase, (rpbase + sizeof(iic_t) + 31) & ~31);
 352
 353                 if (IS_ENABLED(CONFIG_I2C_SPI_SMC1_UCODE_PATCH)) {
 354                         smc_uart_t *smp;
 355
 356                         smp = (smc_uart_t *)&cp->cp_dparam[PROFF_SMC1];
 357                         out_be16(&smp->smc_rpbase, 0x1FC0);
 358                 }
 359         }
 360
 361         if (IS_ENABLED(CONFIG_SMC_UCODE_PATCH)) {
 362                 smc_uart_t *smp;
 363
 364                 smp = (smc_uart_t *)&cp->cp_dparam[PROFF_SMC1];
 365                 out_be16(&smp->smc_rpbase, 0x1ec0);
 366                 smp = (smc_uart_t *)&cp->cp_dparam[PROFF_SMC2];
 367                 out_be16(&smp->smc_rpbase, 0x1fc0);
 368         }
 369
 370         out_be16(&cp->cp_cpmcr1, patch_params.cpmcr1);
 371         out_be16(&cp->cp_cpmcr2, patch_params.cpmcr2);
 372         out_be16(&cp->cp_cpmcr3, patch_params.cpmcr3);
 373         out_be16(&cp->cp_cpmcr4, patch_params.cpmcr4);
 374
 375         out_be16(&cp->cp_rccr, patch_params.rccr);
 376
 377         pr_info("%s microcode patch installed\n", patch_name);
 378 }