void recalibrate_iodelay(void)
{
struct pad_conf_entry const *pads, *delta_pads = NULL;
struct iodelay_cfg_entry const *iodelay;
int npads, niodelays, delta_npads = 0;
int ret;
switch (omap_revision()) {
case DRA722_ES1_0:
case DRA722_ES2_0:
pads = dra72x_core_padconf_array_common;
npads = ARRAY_SIZE(dra72x_core_padconf_array_common);
if (board_is_dra72x_revc_or_later()) {
delta_pads = dra72x_rgmii_padconf_array_revc;
delta_npads =
ARRAY_SIZE(dra72x_rgmii_padconf_array_revc);
iodelay = dra72_iodelay_cfg_array_revc;
niodelays = ARRAY_SIZE(dra72_iodelay_cfg_array_revc);
} else {
delta_pads = dra72x_rgmii_padconf_array_revb;
delta_npads =
ARRAY_SIZE(dra72x_rgmii_padconf_array_revb);
iodelay = dra72_iodelay_cfg_array_revb;
niodelays = ARRAY_SIZE(dra72_iodelay_cfg_array_revb);
}
break;
case DRA752_ES1_0:
case DRA752_ES1_1:
pads = dra74x_core_padconf_array;
npads = ARRAY_SIZE(dra74x_core_padconf_array);
iodelay = dra742_es1_1_iodelay_cfg_array;
niodelays = ARRAY_SIZE(dra742_es1_1_iodelay_cfg_array);
break;
default:
case DRA752_ES2_0:
pads = dra74x_core_padconf_array;
npads = ARRAY_SIZE(dra74x_core_padconf_array);
iodelay = dra742_es2_0_iodelay_cfg_array;
niodelays = ARRAY_SIZE(dra742_es2_0_iodelay_cfg_array);
/* Setup port1 and port2 for rgmii with 'no-id' mode */
clrset_spare_register(1, 0, RGMII2_ID_MODE_N_MASK |
RGMII1_ID_MODE_N_MASK);
break;
}
/* Setup I/O isolation */
ret = __recalibrate_iodelay_start();
if (ret)
goto err;
/* Do the muxing here */
do_set_mux32((*ctrl)->control_padconf_core_base, pads, npads);
/* Now do the weird minor deltas that should be safe */
if (delta_npads)
do_set_mux32((*ctrl)->control_padconf_core_base,
delta_pads, delta_npads);
/* Setup IOdelay configuration */
ret = do_set_iodelay((*ctrl)->iodelay_config_base, iodelay, niodelays);
err:
/* Closeup.. remove isolation */
__recalibrate_iodelay_end(ret);
}
void recalibrate_iodelay(void)
{
struct pad_conf_entry const *pads, *delta_pads = NULL;
struct iodelay_cfg_entry const *iodelay;
int npads, niodelays, delta_npads = 0;
int ret;
switch (omap_revision()) {
case DRA722_ES1_0:
case DRA722_ES2_0:
case DRA722_ES2_1:
pads = dra72x_core_padconf_array_common;
npads = ARRAY_SIZE(dra72x_core_padconf_array_common);
if (board_is_dra71x_evm()) {
pads = dra71x_core_padconf_array;
npads = ARRAY_SIZE(dra71x_core_padconf_array);
iodelay = dra71_iodelay_cfg_array;
niodelays = ARRAY_SIZE(dra71_iodelay_cfg_array);
/* If SW8 on the EVM is set to enable NAND then
* overwrite the pins used by VOUT3 with NAND.
*/
if (!nand_sw_detect()) {
delta_pads = dra71x_nand_padconf_array;
delta_npads =
ARRAY_SIZE(dra71x_nand_padconf_array);
} else {
delta_pads = dra71x_vout3_padconf_array;
delta_npads =
ARRAY_SIZE(dra71x_vout3_padconf_array);
}
} else if (board_is_dra72x_revc_or_later()) {
delta_pads = dra72x_rgmii_padconf_array_revc;
delta_npads =
ARRAY_SIZE(dra72x_rgmii_padconf_array_revc);
iodelay = dra72_iodelay_cfg_array_revc;
niodelays = ARRAY_SIZE(dra72_iodelay_cfg_array_revc);
} else {
delta_pads = dra72x_rgmii_padconf_array_revb;
delta_npads =
ARRAY_SIZE(dra72x_rgmii_padconf_array_revb);
iodelay = dra72_iodelay_cfg_array_revb;
niodelays = ARRAY_SIZE(dra72_iodelay_cfg_array_revb);
}
break;
case DRA752_ES1_0:
case DRA752_ES1_1:
pads = dra74x_core_padconf_array;
npads = ARRAY_SIZE(dra74x_core_padconf_array);
iodelay = dra742_es1_1_iodelay_cfg_array;
niodelays = ARRAY_SIZE(dra742_es1_1_iodelay_cfg_array);
break;
case DRA762_ACD_ES1_0:
case DRA762_ES1_0:
pads = dra76x_core_padconf_array;
npads = ARRAY_SIZE(dra76x_core_padconf_array);
iodelay = dra76x_es1_0_iodelay_cfg_array;
niodelays = ARRAY_SIZE(dra76x_es1_0_iodelay_cfg_array);
break;
default:
case DRA752_ES2_0:
case DRA762_ABZ_ES1_0:
pads = dra74x_core_padconf_array;
npads = ARRAY_SIZE(dra74x_core_padconf_array);
iodelay = dra742_es2_0_iodelay_cfg_array;
niodelays = ARRAY_SIZE(dra742_es2_0_iodelay_cfg_array);
/* Setup port1 and port2 for rgmii with 'no-id' mode */
clrset_spare_register(1, 0, RGMII2_ID_MODE_N_MASK |
RGMII1_ID_MODE_N_MASK);
break;
}
/* Setup I/O isolation */
ret = __recalibrate_iodelay_start();
if (ret)
goto err;
/* Do the muxing here */
do_set_mux32((*ctrl)->control_padconf_core_base, pads, npads);
/* Now do the weird minor deltas that should be safe */
if (delta_npads)
do_set_mux32((*ctrl)->control_padconf_core_base,
delta_pads, delta_npads);
if (is_dra76x())
/* Set mux for MCAN instead of DCAN1 */
clrsetbits_le32((*ctrl)->control_core_control_spare_rw,
MCAN_SEL_ALT_MASK, MCAN_SEL);
/* Setup IOdelay configuration */
ret = do_set_iodelay((*ctrl)->iodelay_config_base, iodelay, niodelays);
err:
/* Closeup.. remove isolation */
__recalibrate_iodelay_end(ret);
}
