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| author | Jonas Gorski <jonas.gorski@gmail.com> | 2017-06-26 19:01:20 +0200 |
|---|---|---|
| committer | Jonas Gorski <jonas.gorski@gmail.com> | 2018-02-11 23:15:05 +0100 |
| commit | 85f31afa88c4e3a5fed95149832bdea0ff7ae3b9 (patch) | |
| tree | 88be4cf29f87892eca238e7acf68fc103e598f3d /target | |
| parent | a41ad1b6f60bdd95c12fbe8ca2d84692360d73d6 (diff) | |
| download | upstream-85f31afa88c4e3a5fed95149832bdea0ff7ae3b9.tar.gz upstream-85f31afa88c4e3a5fed95149832bdea0ff7ae3b9.tar.bz2 upstream-85f31afa88c4e3a5fed95149832bdea0ff7ae3b9.zip | |
brcm63xx: enhance dt partitions support to match upstream more closely
Partitions are supposed to be enclosed in an extra partitions node. Allow
the bcm63xxpart parser to cope with that.
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
Diffstat (limited to 'target')
| -rw-r--r-- | target/linux/brcm63xx/patches-4.4/425-bcm63xxpart_parse_paritions_from_dt.patch | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/target/linux/brcm63xx/patches-4.4/425-bcm63xxpart_parse_paritions_from_dt.patch b/target/linux/brcm63xx/patches-4.4/425-bcm63xxpart_parse_paritions_from_dt.patch index d64d42c9dc..ea73690d80 100644 --- a/target/linux/brcm63xx/patches-4.4/425-bcm63xxpart_parse_paritions_from_dt.patch +++ b/target/linux/brcm63xx/patches-4.4/425-bcm63xxpart_parse_paritions_from_dt.patch @@ -89,7 +89,7 @@ } } else { pr_warn("CFE boot tag CRC invalid (expected %08x, actual %08x)\n", -@@ -119,23 +108,139 @@ static int bcm63xx_parse_cfe_partitions( +@@ -119,23 +108,145 @@ static int bcm63xx_parse_cfe_partitions( kernellen = 0; rootfslen = 0; rootfsaddr = 0; @@ -133,14 +133,18 @@ + struct mtd_partition **pparts, + struct mtd_part_parser_data *data) +{ -+ struct device_node *dp = mtd_get_of_node(master); ++ struct device_node *dp, *mtd_node = mtd_get_of_node(master); + struct device_node *pp; + int i, nr_parts = 0; + const char *partname; + int len; + ++ dp = of_get_child_by_name(mtd_node, "partitions"); ++ if (!dp) ++ dp = mtd_node; ++ + for_each_child_of_node(dp, pp) { -+ if (node_has_compatible(pp)) ++ if (node_has_compatible(pp) && dp == mtd_node) + continue; + + if (!of_get_property(pp, "reg", &len)) @@ -150,7 +154,8 @@ + if (!partname) + partname = of_get_property(pp, "name", &len); + -+ if (!strcmp(partname, "linux")) ++ if (!strcmp(partname, "linux") || ++ of_device_is_compatible(pp, "brcm,bcm963xx-imagetag")) + nr_parts += 2; + + nr_parts++; @@ -166,7 +171,7 @@ + int a_cells, s_cells; + size_t size, offset; + -+ if (node_has_compatible(pp)) ++ if (node_has_compatible(pp) && dp == mtd_node) + continue; + + reg = of_get_property(pp, "reg", &len); @@ -181,7 +186,8 @@ + if (!partname) + partname = of_get_property(pp, "name", &len); + -+ if (!strcmp(partname, "linux")) ++ if (!strcmp(partname, "linux") || ++ of_device_is_compatible(pp, "brcm,bcm963xx-imagetag")) + i += parse_bcmtag(master, *pparts, i, offset, size); + + if (of_get_property(pp, "read-only", &len)) @@ -239,7 +245,7 @@ /* Start building partition list */ parts[curpart].name = "CFE"; -@@ -143,29 +248,7 @@ static int bcm63xx_parse_cfe_partitions( +@@ -143,29 +254,7 @@ static int bcm63xx_parse_cfe_partitions( parts[curpart].size = cfelen; curpart++; @@ -270,7 +276,7 @@ parts[curpart].name = "nvram"; parts[curpart].offset = master->size - nvramlen; -@@ -174,25 +257,33 @@ static int bcm63xx_parse_cfe_partitions( +@@ -174,25 +263,37 @@ static int bcm63xx_parse_cfe_partitions( /* Global partition "linux" to make easy firmware upgrade */ parts[curpart].name = "linux"; @@ -299,7 +305,11 @@ + struct mtd_partition **pparts, + struct mtd_part_parser_data *data) +{ -+ if (mtd_get_of_node(master) && of_get_child_count(mtd_get_of_node(master))) ++ struct device_node *np, *mtd_node = mtd_get_of_node(master); ++ np = of_get_child_by_name(mtd_node, "partitions"); ++ ++ if ((np && of_device_is_compatible(np, "fixed-partitions")) || ++ (!np && of_get_child_count(mtd_node))) + return bcm63xx_parse_cfe_partitions_of(master, pparts, data); + else + return bcm63xx_parse_cfe_partitions(master, pparts, data); |