board: ti: DRA7: Add DRA72-rev C evm pinmux
Add the pinmux data for rev C evm. This is different from previous
revisions of the platform thanks to the deltas introduced both from
silicon side and from SoC side.
Based on J6EcoES2_EVM_Base_Config-20160309b and PCT-DRA72x-v1.3.0.7 for
SR2.0 silicon.
Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/board/ti/dra7xx/evm.c b/board/ti/dra7xx/evm.c
index b646df6..25f2031 100644
--- a/board/ti/dra7xx/evm.c
+++ b/board/ti/dra7xx/evm.c
@@ -398,16 +398,29 @@
#ifdef CONFIG_IODELAY_RECALIBRATION
void recalibrate_iodelay(void)
{
- struct pad_conf_entry const *pads;
+ struct pad_conf_entry const *pads, *delta_pads = NULL;
struct iodelay_cfg_entry const *iodelay;
- int npads, niodelays;
+ int npads, niodelays, delta_npads = 0;
+ int ret;
switch (omap_revision()) {
case DRA722_ES1_0:
- pads = dra72x_core_padconf_array;
- npads = ARRAY_SIZE(dra72x_core_padconf_array);
- iodelay = dra72_iodelay_cfg_array;
- niodelays = ARRAY_SIZE(dra72_iodelay_cfg_array);
+ 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:
@@ -427,7 +440,24 @@
RGMII1_ID_MODE_N_MASK);
break;
}
- __recalibrate_iodelay(pads, npads, iodelay, niodelays);
+ /* 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);
}
#endif