mirror of https://github.com/hak5/openwrt.git
73 lines
2.0 KiB
Diff
73 lines
2.0 KiB
Diff
From e1b9d122030220d8b8176d9e23568e26fa2f9d23 Mon Sep 17 00:00:00 2001
|
|
From: Linus Walleij <linus.walleij@linaro.org>
|
|
Date: Fri, 19 Oct 2018 08:56:41 +0200
|
|
Subject: [PATCH 10/18] mtd: partitions: Add second compatible for redboot
|
|
|
|
Simple backport of the upstream redboot partition table
|
|
bindings that are used in the mainline Linux kernel.
|
|
|
|
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
|
|
---
|
|
drivers/mtd/redboot.c | 29 ++++++++++++++++++++++++++++-
|
|
1 file changed, 28 insertions(+), 1 deletion(-)
|
|
|
|
--- a/drivers/mtd/redboot.c
|
|
+++ b/drivers/mtd/redboot.c
|
|
@@ -25,7 +25,7 @@
|
|
#include <linux/slab.h>
|
|
#include <linux/init.h>
|
|
#include <linux/vmalloc.h>
|
|
-
|
|
+#include <linux/of.h>
|
|
#include <linux/mtd/mtd.h>
|
|
#include <linux/mtd/partitions.h>
|
|
#include <linux/module.h>
|
|
@@ -56,6 +56,31 @@ static inline int redboot_checksum(struc
|
|
return 1;
|
|
}
|
|
|
|
+#ifdef CONFIG_OF
|
|
+static void parse_redboot_of(struct mtd_info *master)
|
|
+{
|
|
+ struct device_node *np;
|
|
+ u32 dirblock;
|
|
+ int ret;
|
|
+
|
|
+ np = mtd_get_of_node(master);
|
|
+ if (!np)
|
|
+ return;
|
|
+ ret = of_property_read_u32(np, "fis-index-block", &dirblock);
|
|
+ if (ret)
|
|
+ return;
|
|
+ /*
|
|
+ * Assign the block found in the device tree to the local
|
|
+ * directory block pointer.
|
|
+ */
|
|
+ directory = dirblock;
|
|
+}
|
|
+#else
|
|
+static void parse_redboot_of(struct mtd_info *master)
|
|
+{
|
|
+}
|
|
+#endif
|
|
+
|
|
static int parse_redboot_partitions(struct mtd_info *master,
|
|
const struct mtd_partition **pparts,
|
|
struct mtd_part_parser_data *data)
|
|
@@ -75,6 +100,7 @@ static int parse_redboot_partitions(stru
|
|
#ifdef CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED
|
|
static char nullstring[] = "unallocated";
|
|
#endif
|
|
+ parse_redboot_of(master);
|
|
|
|
if ( directory < 0 ) {
|
|
offset = master->size + directory * master->erasesize;
|
|
@@ -298,6 +324,7 @@ static int parse_redboot_partitions(stru
|
|
|
|
static const struct of_device_id redboot_parser_of_match_table[] = {
|
|
{ .compatible = "ecoscentric,redboot-fis-partitions" },
|
|
+ { .compatible = "redboot-fis" },
|
|
{},
|
|
};
|
|
MODULE_DEVICE_TABLE(of, redboot_parser_of_match_table);
|