target/linux/s3c24xx/patches-2.6.24/1036-gta02-power_control.patch.patch

   1 From a9206f415e86249bfecccd8b6dd86ab9ee362e07 Mon Sep 17 00:00:00 2001
   2 From: mokopatches <mokopatches@openmoko.org>
   3 Date: Fri, 4 Apr 2008 11:35:24 +0100
   4 Subject: [PATCH] gta02-power_control.patch
   5
   6 ---
   7  arch/arm/plat-s3c24xx/neo1973_pm_bt.c  |   84 +++++++++---
   8  arch/arm/plat-s3c24xx/neo1973_pm_gps.c |  217 ++++++++++++++++++++++++--------
   9  arch/arm/plat-s3c24xx/neo1973_pm_gsm.c |   97 ++++++++++++--
  10  3 files changed, 309 insertions(+), 89 deletions(-)
  11
  12 diff --git a/arch/arm/plat-s3c24xx/neo1973_pm_bt.c b/arch/arm/plat-s3c24xx/neo1973_pm_bt.c
  13 index b1af441..d685ef7 100644
  14 --- a/arch/arm/plat-s3c24xx/neo1973_pm_bt.c
  15 +++ b/arch/arm/plat-s3c24xx/neo1973_pm_bt.c
  16 @@ -19,7 +19,9 @@
  17  #include <linux/pcf50606.h>
  18
  19  #include <asm/hardware.h>
  20 +#include <asm/mach-types.h>
  21  #include <asm/arch/gta01.h>
  22 +#include <asm/arch/gta02.h>
  23
  24  #define DRVMSG "FIC Neo1973 Bluetooth Power Management"
  25
  26 @@ -27,14 +29,30 @@ static ssize_t bt_read(struct device *dev, struct device_attribute *attr,
  27                        char *buf)
  28  {
  29         if (!strcmp(attr->attr.name, "power_on")) {
  30 -               if (pcf50606_onoff_get(pcf50606_global,
  31 -                                       PCF50606_REGULATOR_D1REG) &&
  32 -                   pcf50606_voltage_get(pcf50606_global,
  33 -                                        PCF50606_REGULATOR_D1REG) == 3100)
  34 -                       goto out_1;
  35 +               switch (machine_arch_type) {
  36 +               case MACH_TYPE_NEO1973_GTA01:
  37 +                       if (pcf50606_onoff_get(pcf50606_global,
  38 +                                               PCF50606_REGULATOR_D1REG) &&
  39 +                           pcf50606_voltage_get(pcf50606_global,
  40 +                                                PCF50606_REGULATOR_D1REG) == 3100)
  41 +                               goto out_1;
  42 +                       break;
  43 +               case MACH_TYPE_NEO1973_GTA02:
  44 +                       if (s3c2410_gpio_getpin(GTA02_GPIO_BT_EN))
  45 +                               goto out_1;
  46 +                       break;
  47 +               }
  48         } else if (!strcmp(attr->attr.name, "reset")) {
  49 -               if (s3c2410_gpio_getpin(GTA01_GPIO_BT_EN) == 0)
  50 -                       goto out_1;
  51 +               switch (machine_arch_type) {
  52 +               case MACH_TYPE_NEO1973_GTA01:
  53 +                       if (s3c2410_gpio_getpin(GTA01_GPIO_BT_EN) == 0)
  54 +                               goto out_1;
  55 +                       break;
  56 +               case MACH_TYPE_NEO1973_GTA02:
  57 +                       if (s3c2410_gpio_getpin(GTA02_GPIO_BT_EN) == 0)
  58 +                               goto out_1;
  59 +                       break;
  60 +               }
  61         }
  62
  63         return strlcpy(buf, "0\n", 3);
  64 @@ -48,20 +66,37 @@ static ssize_t bt_write(struct device *dev, struct device_attribute *attr,
  65         unsigned long on = simple_strtoul(buf, NULL, 10);
  66
  67         if (!strcmp(attr->attr.name, "power_on")) {
  68 -               /* if we are powering up, assert reset, then power, then
  69 -                * release reset */
  70 -               if (on) {
  71 -                       s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, 0);
  72 -                       pcf50606_voltage_set(pcf50606_global,
  73 -                                            PCF50606_REGULATOR_D1REG,
  74 -                                            3100);
  75 +               switch (machine_arch_type) {
  76 +               case MACH_TYPE_NEO1973_GTA01:
  77 +                       /* if we are powering up, assert reset, then power,
  78 +                        * then release reset */
  79 +                       if (on) {
  80 +                               s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, 0);
  81 +                               pcf50606_voltage_set(pcf50606_global,
  82 +                                                    PCF50606_REGULATOR_D1REG,
  83 +                                                    3100);
  84 +                       }
  85 +                       pcf50606_onoff_set(pcf50606_global,
  86 +                                          PCF50606_REGULATOR_D1REG, on);
  87 +                       s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, on);
  88 +                       break;
  89 +               case MACH_TYPE_NEO1973_GTA02:
  90 +                       if (on)
  91 +                               s3c2410_gpio_setpin(GTA02_GPIO_BT_EN, 0);
  92 +                       else
  93 +                               s3c2410_gpio_setpin(GTA02_GPIO_BT_EN, 1);
  94 +                       break;
  95                 }
  96 -               pcf50606_onoff_set(pcf50606_global,
  97 -                                  PCF50606_REGULATOR_D1REG, on);
  98 -               s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, on);
  99         } else if (!strcmp(attr->attr.name, "reset")) {
 100                 /* reset is low-active, so we need to invert */
 101 -               s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, on ? 0 : 1);
 102 +               switch (machine_arch_type) {
 103 +               case MACH_TYPE_NEO1973_GTA01:
 104 +                       s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, on ? 0 : 1);
 105 +                       break;
 106 +               case MACH_TYPE_NEO1973_GTA02:
 107 +                       s3c2410_gpio_setpin(GTA02_GPIO_BT_EN, on ? 0 : 1);
 108 +                       break;
 109 +               }
 110         }
 111
 112         return count;
 113 @@ -107,9 +142,16 @@ static int __init gta01_bt_probe(struct platform_device *pdev)
 114  {
 115         dev_info(&pdev->dev, DRVMSG ": starting\n");
 116
 117 -       /* we make sure that the voltage is off */
 118 -       pcf50606_onoff_set(pcf50606_global,
 119 -                          PCF50606_REGULATOR_D1REG, 0);
 120 +       switch (machine_arch_type) {
 121 +       case MACH_TYPE_NEO1973_GTA01:
 122 +               /* we make sure that the voltage is off */
 123 +               pcf50606_onoff_set(pcf50606_global,
 124 +                                  PCF50606_REGULATOR_D1REG, 0);
 125 +               break;
 126 +       case MACH_TYPE_NEO1973_GTA02:
 127 +               /* FIXME: implementation */
 128 +               break;
 129 +       }
 130         /* we pull reset to low to make sure that the chip doesn't
 131          * drain power through the reset line */
 132         s3c2410_gpio_setpin(GTA01_GPIO_BT_EN, 0);
 133 diff --git a/arch/arm/plat-s3c24xx/neo1973_pm_gps.c b/arch/arm/plat-s3c24xx/neo1973_pm_gps.c
 134 index f8cf719..6bd8054 100644
 135 --- a/arch/arm/plat-s3c24xx/neo1973_pm_gps.c
 136 +++ b/arch/arm/plat-s3c24xx/neo1973_pm_gps.c
 137 @@ -17,10 +17,18 @@
 138  #include <linux/delay.h>
 139  #include <linux/platform_device.h>
 140
 141 -#include <linux/pcf50606.h>
 142 -
 143  #include <asm/hardware.h>
 144 +
 145 +#include <asm/mach-types.h>
 146 +#ifdef CONFIG_MACH_NEO1973_GTA01
 147  #include <asm/arch/gta01.h>
 148 +#include <linux/pcf50606.h>
 149 +#endif
 150 +
 151 +#ifdef CONFIG_MACH_NEO1973_GTA02
 152 +#include <asm/arch/gta02.h>
 153 +#include <linux/pcf50633.h>
 154 +#endif
 155
 156  /* This is the 2.8V supply for the RTC crystal, the mail clock crystal and
 157   * the input to VDD_RF */
 158 @@ -248,15 +256,42 @@ static int gps_power_1v5_get(void)
 159  /* This is the POWERON pin */
 160  static void gps_pwron_set(int on)
 161  {
 162 -       s3c2410_gpio_setpin(GTA01_GPIO_GPS_PWRON, on);
 163 +#ifdef CONFIG_MACH_NEO1973_GTA01
 164 +       if (machine_is_neo1973_gta01())
 165 +               s3c2410_gpio_setpin(GTA01_GPIO_GPS_PWRON, on);
 166 +#endif /* CONFIG_MACH_NEO1973_GTA01 */
 167 +
 168 +#ifdef CONFIG_MACH_NEO1973_GTA02
 169 +       if (machine_is_neo1973_gta02()) {
 170 +               if (on)
 171 +                       pcf50633_voltage_set(pcf50633_global,
 172 +                               PCF50633_REGULATOR_LDO5, 3000);
 173 +                       pcf50633_onoff_set(pcf50633_global,
 174 +                               PCF50633_REGULATOR_LDO5, on);
 175 +       }
 176 +#endif /* CONFIG_MACH_NEO1973_GTA02 */
 177  }
 178
 179  static int gps_pwron_get(void)
 180  {
 181 -       if (s3c2410_gpio_getpin(GTA01_GPIO_GPS_PWRON))
 182 -               return 1;
 183 -       else
 184 -               return 0;
 185 +#ifdef CONFIG_MACH_NEO1973_GTA01
 186 +       if (machine_is_neo1973_gta01()) {
 187 +               if (s3c2410_gpio_getpin(GTA01_GPIO_GPS_PWRON))
 188 +                       return 1;
 189 +               else
 190 +                       return 0;
 191 +       }
 192 +#endif /* CONFIG_MACH_NEO1973_GTA01 */
 193 +
 194 +#ifdef CONFIG_MACH_NEO1973_GTA02
 195 +       if (machine_is_neo1973_gta02()) {
 196 +               if (pcf50633_onoff_get(pcf50633_global, PCF50633_REGULATOR_LDO5))
 197 +                       return 1;
 198 +               else
 199 +                       return 0;
 200 +       }
 201 +#endif /* CONFIG_MACH_NEO1973_GTA02 */
 202 +       return -1;
 203  }
 204
 205  /* This is the nRESET pin */
 206 @@ -441,17 +476,40 @@ static DEVICE_ATTR(power_sequence, 0644, power_sequence_read,
 207  static int gta01_pm_gps_suspend(struct platform_device *pdev,
 208                                 pm_message_t state)
 209  {
 210 -       /* FIXME */
 211 -       gps_power_sequence_down();
 212 +#ifdef CONFIG_MACH_NEO1973_GTA01
 213 +       if (machine_is_neo1973_gta01()) {
 214 +               /* FIXME */
 215 +               gps_power_sequence_down();
 216 +       }
 217 +#endif /* CONFIG_MACH_NEO1973_GTA01 */
 218 +
 219 +#ifdef CONFIG_MACH_NEO1973_GTA02
 220 +       if (machine_is_neo1973_gta02()) {
 221 +               /* FIXME */
 222 +               pcf50633_onoff_set(pcf50633_global,
 223 +                       PCF50633_REGULATOR_LDO5, 0);
 224 +       }
 225 +#endif /* CONFIG_MACH_NEO1973_GTA02 */
 226
 227         return 0;
 228  }
 229
 230  static int gta01_pm_gps_resume(struct platform_device *pdev)
 231  {
 232 -       /* FIXME */
 233 -       gps_power_sequence_up();
 234 -
 235 +#ifdef CONFIG_MACH_NEO1973_GTA01
 236 +       if (machine_is_neo1973_gta01()) {
 237 +               /* FIXME */
 238 +               gps_power_sequence_up();
 239 +       }
 240 +#endif /* CONFIG_MACH_NEO1973_GTA01 */
 241 +
 242 +#ifdef CONFIG_MACH_NEO1973_GTA02
 243 +       if (machine_is_neo1973_gta02()) {
 244 +               /* FIXME */
 245 +               pcf50633_onoff_set(pcf50633_global,
 246 +                       PCF50633_REGULATOR_LDO5, 1);
 247 +#endif /* CONFIG_MACH_NEO1973_GTA02 */
 248 +       }
 249         return 0;
 250  }
 251  #else
 252 @@ -476,59 +534,110 @@ static struct attribute_group gta01_gps_attr_group = {
 253         .attrs  = gta01_gps_sysfs_entries,
 254  };
 255
 256 +static struct attribute *gta02_gps_sysfs_entries[] = {
 257 +       &dev_attr_pwron.attr,
 258 +       NULL
 259 +};
 260 +
 261 +static struct attribute_group gta02_gps_attr_group = {
 262 +       .name   = NULL,
 263 +       .attrs  = gta02_gps_sysfs_entries,
 264 +};
 265 +
 266  static int __init gta01_pm_gps_probe(struct platform_device *pdev)
 267  {
 268 -       s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_PWRON, S3C2410_GPIO_OUTPUT);
 269 +#ifdef CONFIG_MACH_NEO1973_GTA01
 270 +       if (machine_is_neo1973_gta01()) {
 271 +               s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_PWRON, S3C2410_GPIO_OUTPUT);
 272
 273 -       switch (system_rev) {
 274 -       case GTA01v3_SYSTEM_REV:
 275 -               break;
 276 -       case GTA01v4_SYSTEM_REV:
 277 -               s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_RESET, S3C2410_GPIO_OUTPUT);
 278 -               break;
 279 -       case GTA01Bv3_SYSTEM_REV:
 280 -       case GTA01Bv4_SYSTEM_REV:
 281 -               s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_EN_3V3, S3C2410_GPIO_OUTPUT);
 282 -               /* fallthrough */
 283 -       case GTA01Bv2_SYSTEM_REV:
 284 -               s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_EN_2V8, S3C2410_GPIO_OUTPUT);
 285 -               s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_EN_3V, S3C2410_GPIO_OUTPUT);
 286 -               s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_RESET, S3C2410_GPIO_OUTPUT);
 287 -               break;
 288 -       default:
 289 -               dev_warn(&pdev->dev, "Unknown GTA01 Revision 0x%x, "
 290 -                        "AGPS PM features not available!!!\n",
 291 -                        system_rev);
 292 -               return -1;
 293 -               break;
 294 -       }
 295 +               switch (system_rev) {
 296 +               case GTA01v3_SYSTEM_REV:
 297 +                       break;
 298 +               case GTA01v4_SYSTEM_REV:
 299 +                       s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_RESET, S3C2410_GPIO_OUTPUT);
 300 +                       break;
 301 +               case GTA01Bv3_SYSTEM_REV:
 302 +               case GTA01Bv4_SYSTEM_REV:
 303 +                       s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_EN_3V3, S3C2410_GPIO_OUTPUT);
 304 +                       /* fallthrough */
 305 +               case GTA01Bv2_SYSTEM_REV:
 306 +                       s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_EN_2V8, S3C2410_GPIO_OUTPUT);
 307 +                       s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_EN_3V, S3C2410_GPIO_OUTPUT);
 308 +                       s3c2410_gpio_cfgpin(GTA01_GPIO_GPS_RESET, S3C2410_GPIO_OUTPUT);
 309 +                       break;
 310 +               default:
 311 +                       dev_warn(&pdev->dev, "Unknown GTA01 Revision 0x%x, "
 312 +                               "AGPS PM features not available!!!\n",
 313 +                               system_rev);
 314 +                       return -1;
 315 +                       break;
 316 +               }
 317
 318 -       gps_power_sequence_down();
 319 +               gps_power_sequence_down();
 320
 321 -       switch (system_rev) {
 322 -       case GTA01v3_SYSTEM_REV:
 323 -       case GTA01v4_SYSTEM_REV:
 324 -       case GTA01Bv2_SYSTEM_REV:
 325 -               gta01_gps_sysfs_entries[ARRAY_SIZE(gta01_gps_sysfs_entries)-3] =
 326 -                                       &dev_attr_power_tcxo_2v8.attr;
 327 -               break;
 328 -       case GTA01Bv3_SYSTEM_REV:
 329 -       case GTA01Bv4_SYSTEM_REV:
 330 -               gta01_gps_sysfs_entries[ARRAY_SIZE(gta01_gps_sysfs_entries)-3] =
 331 -                                       &dev_attr_power_core_1v5.attr;
 332 -               gta01_gps_sysfs_entries[ARRAY_SIZE(gta01_gps_sysfs_entries)-2] =
 333 -                                       &dev_attr_power_vdd_core_1v5.attr;
 334 -               break;
 335 -       }
 336 +               switch (system_rev) {
 337 +               case GTA01v3_SYSTEM_REV:
 338 +               case GTA01v4_SYSTEM_REV:
 339 +               case GTA01Bv2_SYSTEM_REV:
 340 +                       gta01_gps_sysfs_entries[ARRAY_SIZE(gta01_gps_sysfs_entries)-3] =
 341 +                                               &dev_attr_power_tcxo_2v8.attr;
 342 +                       break;
 343 +               case GTA01Bv3_SYSTEM_REV:
 344 +               case GTA01Bv4_SYSTEM_REV:
 345 +                       gta01_gps_sysfs_entries[ARRAY_SIZE(gta01_gps_sysfs_entries)-3] =
 346 +                                               &dev_attr_power_core_1v5.attr;
 347 +                       gta01_gps_sysfs_entries[ARRAY_SIZE(gta01_gps_sysfs_entries)-2] =
 348 +                                               &dev_attr_power_vdd_core_1v5.attr;
 349 +                       break;
 350 +               }
 351
 352 -       return sysfs_create_group(&pdev->dev.kobj, &gta01_gps_attr_group);
 353 +               return sysfs_create_group(&pdev->dev.kobj, &gta01_gps_attr_group);
 354 +       }
 355 +#endif /* CONFIG_MACH_NEO1973_GTA01 */
 356 +
 357 +#ifdef CONFIG_MACH_NEO1973_GTA02
 358 +       if (machine_is_neo1973_gta02()) {
 359 +               switch (system_rev) {
 360 +               case GTA02v2_SYSTEM_REV:
 361 +               case GTA02v3_SYSTEM_REV:
 362 +               case GTA02v4_SYSTEM_REV:
 363 +               case GTA02v5_SYSTEM_REV:
 364 +               case GTA02v6_SYSTEM_REV:
 365 +                       pcf50633_voltage_set(pcf50633_global,
 366 +                               PCF50633_REGULATOR_LDO5, 3000);
 367 +                       pcf50633_onoff_set(pcf50633_global,
 368 +                               PCF50633_REGULATOR_LDO5, 0);
 369 +                       dev_info(&pdev->dev, "FIC Neo1973 GPS Power Managerment:"
 370 +                                "starting\n");
 371 +                       break;
 372 +               default:
 373 +                       dev_warn(&pdev->dev, "Unknown GTA02 Revision 0x%x, "
 374 +                               "AGPS PM features not available!!!\n",
 375 +                               system_rev);
 376 +                       return -1;
 377 +                       break;
 378 +               }
 379 +               return sysfs_create_group(&pdev->dev.kobj, &gta02_gps_attr_group);
 380 +       }
 381 +#endif /* CONFIG_MACH_NEO1973_GTA02 */
 382 +       return -1;
 383  }
 384
 385  static int gta01_pm_gps_remove(struct platform_device *pdev)
 386  {
 387 -       gps_power_sequence_down();
 388 -       sysfs_remove_group(&pdev->dev.kobj, &gta01_gps_attr_group);
 389 +#ifdef CONFIG_MACH_NEO1973_GTA01
 390 +       if (machine_is_neo1973_gta01()) {
 391 +               gps_power_sequence_down();
 392 +               sysfs_remove_group(&pdev->dev.kobj, &gta01_gps_attr_group);
 393 +       }
 394 +#endif /* CONFIG_MACH_NEO1973_GTA01 */
 395
 396 +#ifdef CONFIG_MACH_NEO1973_GTA02
 397 +       if (machine_is_neo1973_gta02()) {
 398 +               pcf50633_onoff_set(pcf50633_global, PCF50633_REGULATOR_LDO5, 0);
 399 +               sysfs_remove_group(&pdev->dev.kobj, &gta02_gps_attr_group);
 400 +       }
 401 +#endif /* CONFIG_MACH_NEO1973_GTA02 */
 402         return 0;
 403  }
 404
 405 diff --git a/arch/arm/plat-s3c24xx/neo1973_pm_gsm.c b/arch/arm/plat-s3c24xx/neo1973_pm_gsm.c
 406 index a1615f8..13cb45b 100644
 407 --- a/arch/arm/plat-s3c24xx/neo1973_pm_gsm.c
 408 +++ b/arch/arm/plat-s3c24xx/neo1973_pm_gsm.c
 409 @@ -19,8 +19,15 @@
 410  #include <linux/errno.h>
 411
 412  #include <asm/hardware.h>
 413 +#include <asm/mach-types.h>
 414  #include <asm/arch/gta01.h>
 415
 416 +#ifdef CONFIG_MACH_NEO1973_GTA02
 417 +#include <asm/arch/gta02.h>
 418 +#include <linux/pcf50633.h>
 419 +#include <asm/arch/regs-gpioj.h>
 420 +#endif
 421 +
 422  struct gta01pm_priv {
 423         int gpio_ngsm_en;
 424         struct console *con;
 425 @@ -54,8 +61,16 @@ static ssize_t gsm_read(struct device *dev, struct device_attribute *attr,
 426                 if (s3c2410_gpio_getpin(GTA01_GPIO_MODEM_RST))
 427                         goto out_1;
 428         } else if (!strcmp(attr->attr.name, "download")) {
 429 -               if (s3c2410_gpio_getpin(GTA01_GPIO_MODEM_DNLOAD))
 430 -                       goto out_1;
 431 +#ifdef CONFIG_MACH_NEO1973_GTA01
 432 +               if (machine_is_neo1973_gta01())
 433 +                       if (s3c2410_gpio_getpin(GTA01_GPIO_MODEM_DNLOAD))
 434 +                               goto out_1;
 435 +#endif
 436 +#ifdef CONFIG_MACH_NEO1973_GTA02
 437 +               if (machine_is_neo1973_gta02())
 438 +                       if (s3c2410_gpio_getpin(GTA02_GPIO_nDL_GSM))
 439 +                               goto out_1;
 440 +#endif
 441         }
 442
 443         return strlcpy(buf, "0\n", 3);
 444 @@ -70,32 +85,67 @@ static ssize_t gsm_write(struct device *dev, struct device_attribute *attr,
 445
 446         if (!strcmp(attr->attr.name, "power_on")) {
 447                 if (on) {
 448 -                       dev_info(dev, "powering up GSM, thus disconnecting "
 449 -                                "serial console\n");
 450 +                       if (gta01_gsm.con) {
 451 +                               dev_info(dev, "powering up GSM, thus "
 452 +                                        "disconnecting serial console\n");
 453
 454 -                       if (gta01_gsm.con)
 455                                 console_stop(gta01_gsm.con);
 456 +                       }
 457
 458                         if (gta01_gsm.gpio_ngsm_en)
 459                                 s3c2410_gpio_setpin(gta01_gsm.gpio_ngsm_en, 0);
 460
 461 +                       switch (system_rev) {
 462 +#ifdef CONFIG_MACH_NEO1973_GTA02
 463 +                       case GTA02v2_SYSTEM_REV:
 464 +                       case GTA02v3_SYSTEM_REV:
 465 +                       case GTA02v4_SYSTEM_REV:
 466 +                       case GTA02v5_SYSTEM_REV:
 467 +                       case GTA02v6_SYSTEM_REV:
 468 +                               pcf50633_gpio_set(pcf50633_global,
 469 +                                                 PCF50633_GPIO2, 1);
 470 +                               break;
 471 +#endif
 472 +                       }
 473 +
 474                         s3c2410_gpio_setpin(GTA01_GPIO_MODEM_ON, 1);
 475                 } else {
 476                         s3c2410_gpio_setpin(GTA01_GPIO_MODEM_ON, 0);
 477
 478 +                       switch (system_rev) {
 479 +#ifdef CONFIG_MACH_NEO1973_GTA02
 480 +                       case GTA02v2_SYSTEM_REV:
 481 +                       case GTA02v3_SYSTEM_REV:
 482 +                       case GTA02v4_SYSTEM_REV:
 483 +                       case GTA02v5_SYSTEM_REV:
 484 +                       case GTA02v6_SYSTEM_REV:
 485 +                               pcf50633_gpio_set(pcf50633_global,
 486 +                                                 PCF50633_GPIO2, 0);
 487 +                               break;
 488 +#endif
 489 +                       }
 490 +
 491                         if (gta01_gsm.gpio_ngsm_en)
 492                                 s3c2410_gpio_setpin(gta01_gsm.gpio_ngsm_en, 1);
 493
 494 -                       if (gta01_gsm.con)
 495 +                       if (gta01_gsm.con) {
 496                                 console_start(gta01_gsm.con);
 497
 498 -                       dev_info(dev, "powered down GSM, thus enabling "
 499 -                                "serial console\n");
 500 +                               dev_info(dev, "powered down GSM, thus enabling "
 501 +                                        "serial console\n");
 502 +                       }
 503                 }
 504         } else if (!strcmp(attr->attr.name, "reset")) {
 505                 s3c2410_gpio_setpin(GTA01_GPIO_MODEM_RST, on);
 506         } else if (!strcmp(attr->attr.name, "download")) {
 507 -               s3c2410_gpio_setpin(GTA01_GPIO_MODEM_DNLOAD, on);
 508 +#ifdef CONFIG_MACH_NEO1973_GTA01
 509 +               if (machine_is_neo1973_gta01())
 510 +                       s3c2410_gpio_setpin(GTA01_GPIO_MODEM_DNLOAD, on);
 511 +#endif
 512 +#ifdef CONFIG_MACH_NEO1973_GTA02
 513 +               if (machine_is_neo1973_gta02())
 514 +                       s3c2410_gpio_setpin(GTA02_GPIO_nDL_GSM, on);
 515 +#endif
 516         }
 517
 518         return count;
 519 @@ -111,6 +161,9 @@ static int gta01_gsm_suspend(struct platform_device *pdev, pm_message_t state)
 520         /* GPIO state is saved/restored by S3C2410 core GPIO driver, so we
 521          * don't need to do anything here */
 522
 523 +       /* disable DL GSM to prevent jack_insert becoming flaoting */
 524 +       if (machine_is_neo1973_gta02())
 525 +               s3c2410_gpio_setpin(GTA02_GPIO_nDL_GSM, 1);
 526         return 0;
 527  }
 528
 529 @@ -124,6 +177,8 @@ static int gta01_gsm_resume(struct platform_device *pdev)
 530         if (s3c2410_gpio_getpin(GTA01_GPIO_MODEM_ON) && gta01_gsm.con)
 531                 console_stop(gta01_gsm.con);
 532
 533 +       if (machine_is_neo1973_gta02())
 534 +               s3c2410_gpio_setpin(GTA02_GPIO_nDL_GSM, 0);
 535         return 0;
 536  }
 537  #else
 538 @@ -134,7 +189,7 @@ static int gta01_gsm_resume(struct platform_device *pdev)
 539  static struct attribute *gta01_gsm_sysfs_entries[] = {
 540         &dev_attr_power_on.attr,
 541         &dev_attr_reset.attr,
 542 -       NULL,
 543 +       &dev_attr_download.attr,
 544         NULL
 545  };
 546
 547 @@ -158,8 +213,18 @@ static int __init gta01_gsm_probe(struct platform_device *pdev)
 548                 gta01_gsm.gpio_ngsm_en = GTA01Bv2_GPIO_nGSM_EN;
 549                 s3c2410_gpio_setpin(GTA01v3_GPIO_nGSM_EN, 0);
 550                 break;
 551 +#ifdef CONFIG_MACH_NEO1973_GTA02
 552 +       case GTA02v1_SYSTEM_REV:
 553 +       case GTA02v2_SYSTEM_REV:
 554 +       case GTA02v3_SYSTEM_REV:
 555 +       case GTA02v4_SYSTEM_REV:
 556 +       case GTA02v5_SYSTEM_REV:
 557 +       case GTA02v6_SYSTEM_REV:
 558 +               gta01_gsm.gpio_ngsm_en = 0;
 559 +               break;
 560 +#endif
 561         default:
 562 -               dev_warn(&pdev->dev, "Unknown GTA01 Revision 0x%x, "
 563 +               dev_warn(&pdev->dev, "Unknown Neo1973 Revision 0x%x, "
 564                          "some PM features not available!!!\n",
 565                          system_rev);
 566                 break;
 567 @@ -175,9 +240,13 @@ static int __init gta01_gsm_probe(struct platform_device *pdev)
 568                 break;
 569         }
 570
 571 -       gta01_gsm.con = find_s3c24xx_console();
 572 -       if (!gta01_gsm.con)
 573 -               dev_warn(&pdev->dev, "cannot find S3C24xx console driver\n");
 574 +       if (machine_is_neo1973_gta01()) {
 575 +               gta01_gsm.con = find_s3c24xx_console();
 576 +               if (!gta01_gsm.con)
 577 +                       dev_warn(&pdev->dev,
 578 +                                "cannot find S3C24xx console driver\n");
 579 +       } else
 580 +               gta01_gsm.con = NULL;
 581
 582         return sysfs_create_group(&pdev->dev.kobj, &gta01_gsm_attr_group);
 583  }
 584 --
 585 1.5.6.5
 586