static void setup_board_eeprom_env(void)
{
char *name = "beagle_x15";
int rc;
rc = ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS,
CONFIG_EEPROM_CHIP_ADDRESS);
if (rc)
goto invalid_eeprom;
if (board_is_x15()) {
if (board_is_x15_revb1())
name = "beagle_x15_revb1";
else
name = "beagle_x15";
} else if (board_is_am572x_evm()) {
if (board_is_am572x_evm_reva3())
name = "am57xx_evm_reva3";
else
name = "am57xx_evm";
} else if (board_is_am572x_idk()) {
name = "am572x_idk";
} else if (board_is_am571x_idk()) {
name = "am571x_idk";
} else {
printf("Unidentified board claims %s in eeprom header\n",
board_ti_get_name());
}
invalid_eeprom:
set_board_info_env(name);
}
/* Override function to read eeprom information: actual i2c read done by SPL*/
void do_board_detect(void)
{
char *bname = NULL;
int rc;
rc = ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS,
CONFIG_EEPROM_CHIP_ADDRESS);
if (rc)
printf("ti_i2c_eeprom_init failed %d\n", rc);
if (board_is_x15())
bname = "BeagleBoard X15";
else if (board_is_am572x_evm())
bname = "AM572x EVM";
else if (board_is_am574x_idk())
bname = "AM574x IDK";
else if (board_is_am572x_idk())
bname = "AM572x IDK";
else if (board_is_am571x_idk())
bname = "AM571x IDK";
if (bname)
snprintf(sysinfo.board_string, SYSINFO_BOARD_NAME_MAX_LEN,
"Board: %s REV %s\n", bname, board_ti_get_rev());
}
int board_fit_config_name_match(const char *name)
{
if (board_is_x15()) {
if (board_is_x15_revb1()) {
if (!strcmp(name, "am57xx-beagle-x15-revb1"))
return 0;
} else if (board_is_x15_revc()) {
if (!strcmp(name, "am57xx-beagle-x15-revc"))
return 0;
} else if (!strcmp(name, "am57xx-beagle-x15")) {
return 0;
}
} else if (board_is_am572x_evm() &&
!strcmp(name, "am57xx-beagle-x15")) {
return 0;
} else if (board_is_am572x_idk() && !strcmp(name, "am572x-idk")) {
return 0;
} else if (board_is_am574x_idk() && !strcmp(name, "am574x-idk")) {
return 0;
} else if (board_is_am571x_idk() && !strcmp(name, "am571x-idk")) {
return 0;
}
return -1;
}
void am57x_idk_lcd_detect(void)
{
int r = -ENODEV;
char *idk_lcd = "no";
uint8_t buf = 0;
/* Only valid for IDKs */
if (board_is_x15() || board_is_am572x_evm())
return;
/* Only AM571x IDK has gpio control detect.. so check that */
if (board_is_am571x_idk() && !am571x_idk_needs_lcd())
goto out;
r = i2c_set_bus_num(OSD_TS_FT_BUS_ADDRESS);
if (r) {
printf("%s: Failed to set bus address to %d: %d\n",
__func__, OSD_TS_FT_BUS_ADDRESS, r);
goto out;
}
r = i2c_probe(OSD_TS_FT_CHIP_ADDRESS);
if (r) {
/* AM572x IDK has no explicit settings for optional LCD kit */
if (board_is_am571x_idk()) {
printf("%s: Touch screen detect failed: %d!\n",
__func__, r);
}
goto out;
}
/* Read FT ID */
r = i2c_read(OSD_TS_FT_CHIP_ADDRESS, OSD_TS_FT_REG_ID, 1, &buf, 1);
if (r) {
printf("%s: Touch screen ID read %d:0x%02x[0x%02x] failed:%d\n",
__func__, OSD_TS_FT_BUS_ADDRESS, OSD_TS_FT_CHIP_ADDRESS,
OSD_TS_FT_REG_ID, r);
goto out;
}
switch (buf) {
case OSD_TS_FT_ID_5606:
idk_lcd = "osd101t2045";
break;
case OSD_TS_FT_ID_5x46:
idk_lcd = "osd101t2587";
break;
default:
printf("%s: Unidentifed Touch screen ID 0x%02x\n",
__func__, buf);
/* we will let default be "no lcd" */
}
out:
setenv("idk_lcd", idk_lcd);
return;
}
int board_fit_config_name_match(const char *name)
{
if (board_is_x15() && !strcmp(name, "am57xx-beagle-x15"))
return 0;
else if (board_is_am572x_evm() && !strcmp(name, "am57xx-beagle-x15"))
return 0;
else if (board_is_am572x_idk() && !strcmp(name, "am572x-idk"))
return 0;
else if (board_is_am571x_idk() && !strcmp(name, "am571x-idk"))
return 0;
else
return -1;
}
void recalibrate_iodelay(void)
{
const struct pad_conf_entry *pconf;
const struct iodelay_cfg_entry *iod;
int pconf_sz, iod_sz;
int ret;
if (board_is_am572x_idk()) {
pconf = core_padconf_array_essential_am572x_idk;
pconf_sz = ARRAY_SIZE(core_padconf_array_essential_am572x_idk);
iod = iodelay_cfg_array_am572x_idk;
iod_sz = ARRAY_SIZE(iodelay_cfg_array_am572x_idk);
} else if (board_is_am571x_idk()) {
pconf = core_padconf_array_essential_am571x_idk;
pconf_sz = ARRAY_SIZE(core_padconf_array_essential_am571x_idk);
iod = iodelay_cfg_array_am571x_idk;
iod_sz = ARRAY_SIZE(iodelay_cfg_array_am571x_idk);
} else {
/* Common for X15/GPEVM */
pconf = core_padconf_array_essential_x15;
pconf_sz = ARRAY_SIZE(core_padconf_array_essential_x15);
/* There never was an SR1.0 X15.. So.. */
if (omap_revision() == DRA752_ES1_1) {
iod = iodelay_cfg_array_x15_sr1_1;
iod_sz = ARRAY_SIZE(iodelay_cfg_array_x15_sr1_1);
} else {
/* Since full production should switch to SR2.0 */
iod = iodelay_cfg_array_x15_sr2_0;
iod_sz = ARRAY_SIZE(iodelay_cfg_array_x15_sr2_0);
}
}
/* Setup I/O isolation */
ret = __recalibrate_iodelay_start();
if (ret)
goto err;
/* Do the muxing here */
do_set_mux32((*ctrl)->control_padconf_core_base, pconf, pconf_sz);
/* Now do the weird minor deltas that should be safe */
if (board_is_x15() || board_is_am572x_evm()) {
if (board_is_x15_revb1() || board_is_am572x_evm_reva3()) {
pconf = core_padconf_array_delta_x15_sr2_0;
pconf_sz = ARRAY_SIZE(core_padconf_array_delta_x15_sr2_0);
} else {
pconf = core_padconf_array_delta_x15_sr1_1;
pconf_sz = ARRAY_SIZE(core_padconf_array_delta_x15_sr1_1);
}
do_set_mux32((*ctrl)->control_padconf_core_base, pconf, pconf_sz);
}
if (board_is_am571x_idk()) {
if (am571x_idk_needs_lcd()) {
pconf = core_padconf_array_vout_am571x_idk;
pconf_sz = ARRAY_SIZE(core_padconf_array_vout_am571x_idk);
} else {
pconf = core_padconf_array_icss1eth_am571x_idk;
pconf_sz = ARRAY_SIZE(core_padconf_array_icss1eth_am571x_idk);
}
do_set_mux32((*ctrl)->control_padconf_core_base, pconf, pconf_sz);
}
/* Setup IOdelay configuration */
ret = do_set_iodelay((*ctrl)->iodelay_config_base, iod, iod_sz);
err:
/* Closeup.. remove isolation */
__recalibrate_iodelay_end(ret);
}