commit c7548164d7b3113565c906087d126b0197c159c4
author Marek Behún <kabel@kernel.org> Tue Jun 18 17:34:33 2024 +0200
committer Stefan Roese <sr@denx.de> Mon Jul 08 08:20:58 2024 +0200
tree 9a4aeac150d3589c268ef2139786dbd06d695c32
parent ca697b24330d11d400bceee576a840b7d319b72f

arm: mvebu: turris_omnia: Extend EEPROM info structure

Extend the Omnia EEPROM information structure in preparation for more
variables to be stored there.

Signed-off-by: Marek Behún <kabel@kernel.org>

board/CZ.NIC/turris_omnia/eeprom.c

diff --git a/board/CZ.NIC/turris_omnia/eeprom.c b/board/CZ.NIC/turris_omnia/eeprom.c
index a4f1dab..ea13e95 100644
--- a/board/CZ.NIC/turris_omnia/eeprom.c
+++ b/board/CZ.NIC/turris_omnia/eeprom.c
@@ -60,9 +60,13 @@
 	_DEF_FIELD("RAM size in GB", 4, ramsz),
 	_DEF_FIELD("Wi-Fi Region", 4, region),
 	_DEF_FIELD("CRC32 checksum", 4, bin),
+	_DEF_FIELD("Extended reserved fields", 44, reserved),
+	_DEF_FIELD("Extended CRC32 checksum", 4, bin),
 };
 
 static struct eeprom_field *crc_field = &omnia_layout[3];
+static struct eeprom_field *ext_crc_field =
+	&omnia_layout[ARRAY_SIZE(omnia_layout) - 1];
 
 static int omnia_update_field(struct eeprom_layout *layout, char *field_name,
 			      char *new_data)
@@ -91,6 +95,11 @@
 		put_unaligned_le32(crc, crc_field->buf);
 	}
 
+	if (field < ext_crc_field) {
+		u32 crc = crc32(0, layout->data, 44);
+		put_unaligned_le32(crc, ext_crc_field->buf);
+	}
+
 	return 0;
 }
 
@@ -99,7 +108,7 @@
 	layout->fields = omnia_layout;
 	layout->num_of_fields = ARRAY_SIZE(omnia_layout);
 	layout->update = omnia_update_field;
-	layout->data_size = 16;
+	layout->data_size = 64;
 }
 
 int eeprom_layout_detect(unsigned char *)