[PATCH 4/8] kernel: mtdsplit_uimage: replace "openwrt,okli" parser

[Bjørn Mork]

The only difference between the "openwrt,okli" and the generic
parser is the magic.  Set this in device tree for all affected
devices and  remove the "openwrt,okli" parser.

Signed-off-by: Bjørn Mork <bjorn at mork.no>
---
 .../ath79/dts/ar7240_engenius_enh202-v1.dts   |  3 +-
 .../dts/ar9341_engenius_ens202ext-v1.dts      |  3 +-
 .../linux/ath79/dts/ar9341_pisen_wmb001n.dts  |  3 +-
 .../drivers/mtd/mtdsplit/mtdsplit_uimage.c    | 53 -------------------
 .../ramips/dts/mt7620n_sunvalley_filehub.dtsi |  3 +-
 5 files changed, 8 insertions(+), 57 deletions(-)

diff --git a/target/linux/ath79/dts/ar7240_engenius_enh202-v1.dts b/target/linux/ath79/dts/ar7240_engenius_enh202-v1.dts
index 4752ad1edd5b..02ffe3028347 100644
--- a/target/linux/ath79/dts/ar7240_engenius_enh202-v1.dts
+++ b/target/linux/ath79/dts/ar7240_engenius_enh202-v1.dts
@@ -80,7 +80,8 @@
 			#size-cells = <1>;
 
 			partition at 0 {
-				compatible = "openwrt,okli";
+				compatible = "denx,uimage";
+				ih-magic = <0x4f4b4c49>;
 				label = "firmware";
 				reg = <0x0 0x0>;
 			};
diff --git a/target/linux/ath79/dts/ar9341_engenius_ens202ext-v1.dts b/target/linux/ath79/dts/ar9341_engenius_ens202ext-v1.dts
index da1e59d4c321..ef11f6418a82 100644
--- a/target/linux/ath79/dts/ar9341_engenius_ens202ext-v1.dts
+++ b/target/linux/ath79/dts/ar9341_engenius_ens202ext-v1.dts
@@ -70,7 +70,8 @@
 			#size-cells = <1>;
 
 			partition at 0 {
-				compatible = "openwrt,okli";
+				compatible = "denx,uimage";
+				ih-magic = <0x4f4b4c49>;
 				label = "firmware";
 				reg = <0x0 0x0>;
 			};
diff --git a/target/linux/ath79/dts/ar9341_pisen_wmb001n.dts b/target/linux/ath79/dts/ar9341_pisen_wmb001n.dts
index 7057c3b1adf2..aaef28ecff1f 100644
--- a/target/linux/ath79/dts/ar9341_pisen_wmb001n.dts
+++ b/target/linux/ath79/dts/ar9341_pisen_wmb001n.dts
@@ -106,7 +106,8 @@
 			partition at 0 {
 				reg = <0x0 0x0>;
 				label = "firmware";
-				compatible = "openwrt,okli";
+				compatible = "denx,uimage";
+				ih-magic = <0x4f4b4c49>;
 			};
 		};
 	};
diff --git a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_uimage.c b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_uimage.c
index 42ae3d1ea152..fe7c7ff0be26 100644
--- a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_uimage.c
+++ b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_uimage.c
@@ -432,58 +432,6 @@ static struct mtd_part_parser uimage_edimax_parser = {
 	.type = MTD_PARSER_TYPE_FIRMWARE,
 };
 
-/**************************************************
- * OKLI (OpenWrt Kernel Loader Image)
- **************************************************/
-
-#define IH_MAGIC_OKLI	0x4f4b4c49
-
-static ssize_t uimage_verify_okli(u_char *buf, size_t len, u32 ih_magic)
-{
-	struct uimage_header *header = (struct uimage_header *)buf;
-
-	/* default sanity checks */
-	if (be32_to_cpu(header->ih_magic) != IH_MAGIC_OKLI) {
-		pr_debug("invalid uImage magic: %08x\n",
-			 be32_to_cpu(header->ih_magic));
-		return -EINVAL;
-	}
-
-	if (header->ih_os != IH_OS_LINUX) {
-		pr_debug("invalid uImage OS: %08x\n",
-			 be32_to_cpu(header->ih_os));
-		return -EINVAL;
-	}
-
-	if (header->ih_type != IH_TYPE_KERNEL) {
-		pr_debug("invalid uImage type: %08x\n",
-			 be32_to_cpu(header->ih_type));
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-static int
-mtdsplit_uimage_parse_okli(struct mtd_info *master,
-			      const struct mtd_partition **pparts,
-			      struct mtd_part_parser_data *data)
-{
-	return __mtdsplit_parse_uimage(master, pparts, data,
-				      uimage_verify_okli);
-}
-
-static const struct of_device_id mtdsplit_uimage_okli_of_match_table[] = {
-	{ .compatible = "openwrt,okli" },
-	{},
-};
-
-static struct mtd_part_parser uimage_okli_parser = {
-	.owner = THIS_MODULE,
-	.name = "okli-fw",
-	.of_match_table = mtdsplit_uimage_okli_of_match_table,
-	.parse_fn = mtdsplit_uimage_parse_okli,
-};
 
 /**************************************************
  * Init
@@ -495,7 +443,6 @@ static int __init mtdsplit_uimage_init(void)
 	register_mtd_parser(&uimage_netgear_parser);
 	register_mtd_parser(&uimage_allnet_parser);
 	register_mtd_parser(&uimage_edimax_parser);
-	register_mtd_parser(&uimage_okli_parser);
 
 	return 0;
 }
diff --git a/target/linux/ramips/dts/mt7620n_sunvalley_filehub.dtsi b/target/linux/ramips/dts/mt7620n_sunvalley_filehub.dtsi
index d94379a41f2f..ebfb707330f2 100644
--- a/target/linux/ramips/dts/mt7620n_sunvalley_filehub.dtsi
+++ b/target/linux/ramips/dts/mt7620n_sunvalley_filehub.dtsi
@@ -31,7 +31,8 @@
 			#size-cells = <1>;
 
 			partition at 0 {
-				compatible = "openwrt,okli";
+				compatible = "denx,uimage";
+				ih-magic = <0x4f4b4c49>;
 				label = "firmware";
 				reg = <0x0 0x0>;
 			};
-- 
2.20.1