platforms/nicole: Fixup the system VPD EEPROM size
Hostboot doesn't export the correct description for EEPROMs,
as a result, all EEPROMs in the system work in "atmel,24c128"
compatibility mode (16KiB).
Nicole platform has 32KiB EEPROM for the system VPD.
@@ -34,6 +34,26 @@ static const struct slot_table_entry nicole_phb_table[] = {
{ .etype = st_end },
};
+/* Fixup the system VPD EEPROM size.
+ *
+ * Hostboot doesn't export the correct description for EEPROMs, as a result,
+ * all EEPROMs in the system work in "atmel,24c128" compatibility mode (16KiB).
+ * Nicole platform has 32KiB EEPROM for the system VPD.
+ */
+static void vpd_dt_fixup(void)
+{
+ struct dt_node* vpd_eeprom = dt_find_by_path(dt_root,
+ "/xscom@603fc00000000/i2cm@a2000/i2c-bus@0/eeprom@50");
+
+ if (vpd_eeprom) {
+ dt_check_del_prop(vpd_eeprom, "compatible");
+ dt_add_property_string(vpd_eeprom, "compatible", "atmel,24c256");
+
+ dt_check_del_prop(vpd_eeprom, "label");
+ dt_add_property_string(vpd_eeprom, "label", "system-vpd");
+ }
+}
+
static bool nicole_probe(void)
{
if (!dt_node_is_compatible(dt_root, "YADRO,nicole"))
@@ -45,6 +65,9 @@ static bool nicole_probe(void)
/* Setup UART for use by OPAL (Linux hvc) */
uart_set_console_policy(UART_CONSOLE_OPAL);
+ /* Fixup system VPD EEPROM size */
+ vpd_dt_fixup();
+
slot_table_init(nicole_phb_table);
return true;
