ramips: fix actiontec web7200 dual boot

Signed-off-by: John Crispin <john@phrozen.org>

patches/ramips/0006-ramips-add-support-for-actiontec-web7200.patch

@@ -1,7 +1,7 @@
-From 2858efa76a021729e068e45675c86f670674aa16 Mon Sep 17 00:00:00 2001
+From a42b4b5273ed91281c046939492d5bb02b0ca3fa Mon Sep 17 00:00:00 2001
 From: John Crispin <john@phrozen.org>
 Date: Fri, 7 Jan 2022 10:58:08 +0100
-Subject: [PATCH] ramips: add support for actiontec web7200
+Subject: [PATCH 06/14] ramips: add support for actiontec web7200
 
 Signed-off-by: John Crispin <john@phrozen.org>
 ---
@@ -34,7 +34,7 @@ Signed-off-by: John Crispin <john@phrozen.org>
  create mode 100644 target/linux/ramips/patches-5.4/499-mtd-add-nmbm-support.patch
 
 diff --git a/package/boot/uboot-envtools/files/ramips b/package/boot/uboot-envtools/files/ramips
-index 33af86c846..ce389d6ef8 100644
+index 33af86c846..c13ee08103 100644
 --- a/package/boot/uboot-envtools/files/ramips
 +++ b/package/boot/uboot-envtools/files/ramips
 @@ -13,6 +13,9 @@ touch /etc/config/ubootenv
@@ -3196,7 +3196,7 @@ index 0000000000..18dfb6adda
 +#include "nmbm-debug.inl"
 diff --git a/target/linux/ramips/files/drivers/mtd/nmbm/nmbm-debug.h b/target/linux/ramips/files/drivers/mtd/nmbm/nmbm-debug.h
 new file mode 100644
-index 0000000000..582118333e
+index 0000000000..7f9dfed9e1
 --- /dev/null
 +++ b/target/linux/ramips/files/drivers/mtd/nmbm/nmbm-debug.h
 @@ -0,0 +1,20 @@

patches/ramips/0009-ramips-mt7621_nand-reduce-log-verbosity.patch

@@ -0,0 +1,31 @@
+From 8ff3f57a88d867d48c2a38876baf9b389d7441df Mon Sep 17 00:00:00 2001
+From: Stijn Tintel <stijn@linux-ipv6.be>
+Date: Wed, 19 Jan 2022 17:59:51 +0200
+Subject: [PATCH 09/14] ramips: mt7621_nand: reduce log verbosity
+
+Avoid flooding the log with the message below by increasing the log
+level to debug:
+
+  mt7621-nand 1e003000.nand: Using programmed access timing: 31c07388
+
+Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
+---
+ target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c b/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
+index 678295a68d..16493a2e97 100644
+--- a/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
++++ b/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
+@@ -759,7 +759,7 @@ static int mt7621_nfc_setup_data_interface(struct nand_chip *nand, int csline,
+ 
+ 	acccon = ACCTIMING(tpoecs, tprecs, tc2r, tw2r, twh, twst, trlt);
+ 
+-	dev_info(nfc->dev, "Using programmed access timing: %08x\n", acccon);
++	dev_dbg(nfc->dev, "Using programmed access timing: %08x\n", acccon);
+ 
+ 	nfi_write32(nfc, NFI_ACCCON, acccon);
+ 
+-- 
+2.25.1
+

patches/ramips/0010-ramips-mt7621_nand-initialize-ECC_FDMADDR.patch

@@ -0,0 +1,44 @@
+From 10d63c9973b9598a065244e9752db7aa3d78a93f Mon Sep 17 00:00:00 2001
+From: Felix Fietkau <nbd@nbd.name>
+Date: Wed, 9 Mar 2022 20:46:21 +0100
+Subject: [PATCH 10/14] ramips: mt7621_nand: initialize ECC_FDMADDR
+
+This is needed for the ECC controller to access FDM data
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+ target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c b/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
+index 16493a2e97..0751e59c37 100644
+--- a/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
++++ b/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
+@@ -214,6 +214,7 @@ struct mt7621_nfc {
+ 	struct clk *nfi_clk;
+ 	struct device *dev;
+ 
++	u32 nfi_base;
+ 	void __iomem *nfi_regs;
+ 	void __iomem *ecc_regs;
+ 
+@@ -860,6 +861,8 @@ static int mt7621_nfc_ecc_init(struct mt7621_nfc *nfc)
+ 		     (decode_block_size << DEC_CS_S) |
+ 		     (DEC_CON_EL << DEC_CON_S) | DEC_EMPTY_EN;
+ 
++	ecc_write32(nfc, ECC_FDMADDR, nfc->nfi_base + NFI_FDML(0));
++
+ 	mt7621_ecc_encoder_op(nfc, false);
+ 	ecc_write32(nfc, ECC_ENCCNFG, ecc_enccfg);
+ 
+@@ -1277,6 +1280,7 @@ static int mt7621_nfc_probe(struct platform_device *pdev)
+ 	nfc->dev = dev;
+ 
+ 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nfi");
++	nfc->nfi_base = res->start;
+ 	nfc->nfi_regs = devm_ioremap_resource(dev, res);
+ 	if (IS_ERR(nfc->nfi_regs)) {
+ 		ret = PTR_ERR(nfc->nfi_regs);
+-- 
+2.25.1
+

patches/ramips/0011-ramips-enable-support-for-mtk_bmt-in-the-nand-flash-.patch

@@ -0,0 +1,51 @@
+From bee84b6606374bb887e70e263419b19e112f1b5c Mon Sep 17 00:00:00 2001
+From: Felix Fietkau <nbd@nbd.name>
+Date: Thu, 10 Mar 2022 11:45:00 +0100
+Subject: [PATCH 11/14] ramips: enable support for mtk_bmt in the nand flash
+ driver
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+ .../linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c | 8 ++++++++
+ 1 file changed, 8 insertions(+)
+
+diff --git a/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c b/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
+index 0751e59c37..1072450898 100644
+--- a/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
++++ b/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
+@@ -18,6 +18,7 @@
+ #include <linux/mtd/mtd.h>
+ #include <linux/mtd/rawnand.h>
+ #include <linux/mtd/partitions.h>
++#include <linux/mtd/mtk_bmt.h>
+ #include <linux/platform_device.h>
+ #include <asm/addrspace.h>
+ 
+@@ -1254,9 +1255,12 @@ static int mt7621_nfc_init_chip(struct mt7621_nfc *nfc)
+ 	if (ret)
+ 		return ret;
+ 
++	mtk_bmt_attach(mtd);
++
+ 	ret = mtd_device_register(mtd, NULL, 0);
+ 	if (ret) {
+ 		dev_err(nfc->dev, "Failed to register MTD: %d\n", ret);
++		mtk_bmt_detach(mtd);
+ 		nand_release(nand);
+ 		return ret;
+ 	}
+@@ -1325,7 +1329,11 @@ clk_disable:
+ static int mt7621_nfc_remove(struct platform_device *pdev)
+ {
+ 	struct mt7621_nfc *nfc = platform_get_drvdata(pdev);
++	struct nand_chip *nand = &nfc->nand;
++	struct mtd_info *mtd = nand_to_mtd(nand);
+ 
++	mtk_bmt_detach(mtd);
++	mtd_device_unregister(mtd);
+ 	nand_release(&nfc->nand);
+ 	clk_disable_unprepare(nfc->nfi_clk);
+ 
+-- 
+2.25.1
+

patches/ramips/0012-ramips-skip-bbt-scan-on-mt7621.patch

@@ -0,0 +1,29 @@
+From 806708eed0809c9ee07cbcff1285a64c9767242f Mon Sep 17 00:00:00 2001
+From: Felix Fietkau <nbd@nbd.name>
+Date: Thu, 10 Mar 2022 15:20:29 +0100
+Subject: [PATCH 12/14] ramips: skip bbt scan on mt7621
+
+reduces unnecessary flash reads and speeds up boot time
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+ target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c b/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
+index 1072450898..f01e1e8a8e 100644
+--- a/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
++++ b/target/linux/ramips/files/drivers/mtd/nand/raw/mt7621_nand.c
+@@ -1229,7 +1229,8 @@ static int mt7621_nfc_init_chip(struct mt7621_nfc *nfc)
+ 	nand_set_controller_data(nand, (void *)nfc);
+ 	nand_set_flash_node(nand, nfc->dev->of_node);
+ 
+-	nand->options |= NAND_USE_BOUNCE_BUFFER | NAND_NO_SUBPAGE_WRITE;
++	nand->options |= NAND_USE_BOUNCE_BUFFER | NAND_NO_SUBPAGE_WRITE |
++			 NAND_SKIP_BBTSCAN;
+ 	if (!nfc->nfi_clk)
+ 		nand->options |= NAND_KEEP_TIMINGS;
+ 
+-- 
+2.25.1
+

patches/ramips/0013-kernel-mtdsplit-support-UBI-after-FIT-images.patch

@@ -0,0 +1,48 @@
+From 9f51c3956a80205006dc6a686d80969bd3b42ecb Mon Sep 17 00:00:00 2001
+From: Felix Fietkau <nbd@nbd.name>
+Date: Thu, 10 Mar 2022 17:32:20 +0100
+Subject: [PATCH 13/14] kernel: mtdsplit: support UBI after FIT images
+
+Change the partition name accordingly. Same behavior as mtdsplit_uimage
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+ .../generic/files/drivers/mtd/mtdsplit/mtdsplit_fit.c     | 8 ++++++--
+ 1 file changed, 6 insertions(+), 2 deletions(-)
+
+diff --git a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_fit.c b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_fit.c
+index 5cc1658dbd..f043428949 100644
+--- a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_fit.c
++++ b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_fit.c
+@@ -57,6 +57,7 @@ mtdsplit_fit_parse(struct mtd_info *mtd,
+ 	size_t fit_offset, fit_size;
+ 	size_t rootfs_offset, rootfs_size;
+ 	struct mtd_partition *parts;
++	enum mtdsplit_part_type type;
+ 	int ret;
+ 
+ 	of_property_read_string(np, "openwrt,cmdline-match", &cmdline_match);
+@@ -101,7 +102,7 @@ mtdsplit_fit_parse(struct mtd_info *mtd,
+ 
+ 	/* Search for the rootfs partition after the FIT image */
+ 	ret = mtd_find_rootfs_from(mtd, fit_offset + fit_size, mtd->size,
+-				   &rootfs_offset, NULL);
++				   &rootfs_offset, &type);
+ 	if (ret) {
+ 		pr_info("no rootfs found after FIT image in \"%s\"\n",
+ 			mtd->name);
+@@ -118,7 +119,10 @@ mtdsplit_fit_parse(struct mtd_info *mtd,
+ 	parts[0].offset = fit_offset;
+ 	parts[0].size = mtd_rounddown_to_eb(fit_size, mtd) + mtd->erasesize;
+ 
+-	parts[1].name = ROOTFS_PART_NAME;
++	if (type == MTDSPLIT_PART_TYPE_UBI)
++		parts[1].name = UBI_PART_NAME;
++	else
++		parts[1].name = ROOTFS_PART_NAME;
+ 	parts[1].offset = rootfs_offset;
+ 	parts[1].size = rootfs_size;
+ 
+-- 
+2.25.1
+