diff mbox series

platform/mowgli: modify VPD to export correct data to system VPD EEPROM

Message ID 20201014090320.30451-1-Lulu_Su@wistron.com
State New
Headers show
Series platform/mowgli: modify VPD to export correct data to system VPD EEPROM | expand

Commit Message

Lulu Su Oct. 14, 2020, 9:03 a.m. UTC
From: LuluTHSu <Lulu_Su@wistron.com>

Hostboot doesn't export the correct data for the system VPD EEPROM for this system.
So add vpd_dt_fixup().

Cc: skiboot-stable@lists.ozlabs.org
Signed-off-by: LuluTHSu <Lulu_Su@wistron.com>
---
 platforms/astbmc/mowgli.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
diff mbox series

Patch

diff --git a/platforms/astbmc/mowgli.c b/platforms/astbmc/mowgli.c
index 265cab3..e61a109 100644
--- a/platforms/astbmc/mowgli.c
+++ b/platforms/astbmc/mowgli.c
@@ -30,6 +30,24 @@  static const struct slot_table_entry mowgli_phb_table[] = {
 	{ .etype = st_end },
 };
 
+/*
+ * HACK: Hostboot doesn't export the correct data for the system VPD EEPROM
+ *       for this system. So we need to work around it here.
+ */
+static void vpd_dt_fixup(void)
+{
+	struct dt_node *n = dt_find_by_path(dt_root,
+		"/xscom@603fc00000000/i2cm@a2000/i2c-bus@0/eeprom@50");
+
+	if (n) {
+		dt_check_del_prop(n, "compatible");
+		dt_add_property_string(n, "compatible", "atmel,24c512");
+
+		dt_check_del_prop(n, "label");
+		dt_add_property_string(n, "label", "system-vpd");
+	}
+}
+
 static bool mowgli_probe(void)
 {
 	if (!dt_node_is_compatible(dt_root, "ibm,mowgli"))
@@ -41,6 +59,8 @@  static bool mowgli_probe(void)
 	/* Setup UART for use by OPAL (Linux hvc) */
 	uart_set_console_policy(UART_CONSOLE_OPAL);
 
+	vpd_dt_fixup();
+
 	slot_table_init(mowgli_phb_table);
 
 	return true;