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https://github.com/openwrt/openwrt.git
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f0c740650b
The following patches are dropped because they are now upstreamed:
- 0002-gpio-stp-xway-Implement-get-callback.patch
upstreamed with commit 5b9b2b5284f819 ("gpio: stp-xway: Implement get
callback")
- 0027-01-net-phy-intel-xway-add-VR9-version-number.patch
upstreamed with commit 5b73d9955fb4b0 ("net: phy: intel-xway: add VR9
version number")
- 0027-02-net-phy-intel-xway-add-VR9-v1.1-phy-ids.patch
upstreamed with commit f452518c982e57 ("net: phy: intel-xway: add VR9
v1.1 phy ids")
The following patches were updated:
- 0018-MTD-nand-lots-of-xrx200-fixes.patch
the mainline driver now resides in drivers/mtd/nand/raw/xway_nand.c
(instead of drivers/mtd/nand/xway_nand.c)
- 0025-NET-MIPS-lantiq-adds-xrx200-net.patch
the DMA API now requires a valid device to be passed to all operations
- 0028-NET-lantiq-various-etop-fixes.patch
the DMA API now requires a valid device to be passed to all operations
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Mathias Kresin <dev@kresin.me>
94 lines
2.2 KiB
Diff
94 lines
2.2 KiB
Diff
--- a/drivers/mtd/ofpart.c
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+++ b/drivers/mtd/ofpart.c
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@@ -25,6 +25,38 @@ static bool node_has_compatible(struct d
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return of_get_property(pp, "compatible", NULL);
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}
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+static uint8_t * brnboot_get_selected_root_part(struct mtd_info *master,
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+ loff_t offset)
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+{
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+ static uint8_t root_id;
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+ int err, len;
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+
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+ err = mtd_read(master, offset, 0x01, &len, &root_id);
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+
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+ if (mtd_is_bitflip(err) || !err)
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+ return &root_id;
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+
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+ return NULL;
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+}
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+
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+static void brnboot_set_active_root_part(struct mtd_partition *pparts,
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+ struct device_node **part_nodes,
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+ int nr_parts,
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+ uint8_t *root_id)
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+{
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+ int i;
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+
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+ for (i = 0; i < nr_parts; i++) {
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+ int part_root_id;
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+
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+ if (!of_property_read_u32(part_nodes[i], "brnboot,root-id", &part_root_id)
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+ && part_root_id == *root_id) {
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+ pparts[i].name = "firmware";
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+ break;
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+ }
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+ }
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+}
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+
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static int parse_fixed_partitions(struct mtd_info *master,
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const struct mtd_partition **pparts,
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struct mtd_part_parser_data *data)
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@@ -36,7 +68,8 @@ static int parse_fixed_partitions(struct
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struct device_node *pp;
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int nr_parts, i, ret = 0;
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bool dedicated = true;
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-
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+ uint8_t *proot_id = NULL;
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+ struct device_node **part_nodes;
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/* Pull of_node from the master device node */
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mtd_node = mtd_get_of_node(master);
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@@ -72,7 +105,9 @@ static int parse_fixed_partitions(struct
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return 0;
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parts = kcalloc(nr_parts, sizeof(*parts), GFP_KERNEL);
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- if (!parts)
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+ part_nodes = kcalloc(nr_parts, sizeof(*part_nodes), GFP_KERNEL);
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+
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+ if (!parts || !part_nodes)
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return -ENOMEM;
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i = 0;
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@@ -121,12 +156,22 @@ static int parse_fixed_partitions(struct
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if (of_get_property(pp, "lock", &len))
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parts[i].mask_flags |= MTD_POWERUP_LOCK;
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+ if (!proot_id && of_device_is_compatible(pp, "brnboot,root-selector"))
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+ proot_id = brnboot_get_selected_root_part(master, parts[i].offset);
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+
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+ part_nodes[i] = pp;
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+
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i++;
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}
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if (!nr_parts)
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goto ofpart_none;
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+ if (proot_id)
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+ brnboot_set_active_root_part(parts, part_nodes, nr_parts, proot_id);
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+
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+ kfree(part_nodes);
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+
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*pparts = parts;
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return nr_parts;
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@@ -137,6 +182,7 @@ ofpart_fail:
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ofpart_none:
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of_node_put(pp);
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kfree(parts);
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+ kfree(part_nodes);
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return ret;
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}
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