From: Álvaro Fernández Rojas Date: Thu, 11 Jun 2020 07:07:04 +0000 (+0200) Subject: bcm63xx: switch to upstream NAND patches X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=ce33ef997cfeb7b77300227a6ffab9936ea51940;p=openwrt%2Fstaging%2Flinusw.git bcm63xx: switch to upstream NAND patches Signed-off-by: Álvaro Fernández Rojas --- diff --git a/target/linux/bcm63xx/patches-5.4/020-v5.8-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch b/target/linux/bcm63xx/patches-5.4/020-v5.8-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch new file mode 100644 index 0000000000..7e8713ea1d --- /dev/null +++ b/target/linux/bcm63xx/patches-5.4/020-v5.8-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch @@ -0,0 +1,40 @@ +From 130bbde4809b011faf64f99dddc14b4b01f440c3 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= +Date: Tue, 12 May 2020 09:57:32 +0200 +Subject: [PATCH] mtd: rawnand: brcmnand: fix hamming oob layout +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +First 2 bytes are used in large-page nand. + +Fixes: ef5eeea6e911 ("mtd: nand: brcm: switch to mtd_ooblayout_ops") +Cc: stable@vger.kernel.org +Signed-off-by: Álvaro Fernández Rojas +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20200512075733.745374-2-noltari@gmail.com +--- + drivers/mtd/nand/raw/brcmnand/brcmnand.c | 11 +++++++---- + 1 file changed, 7 insertions(+), 4 deletions(-) + +--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c ++++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c +@@ -1019,11 +1019,14 @@ static int brcmnand_hamming_ooblayout_fr + if (!section) { + /* + * Small-page NAND use byte 6 for BBI while large-page +- * NAND use byte 0. ++ * NAND use bytes 0 and 1. + */ +- if (cfg->page_size > 512) +- oobregion->offset++; +- oobregion->length--; ++ if (cfg->page_size > 512) { ++ oobregion->offset += 2; ++ oobregion->length -= 2; ++ } else { ++ oobregion->length--; ++ } + } + } + diff --git a/target/linux/bcm63xx/patches-5.4/021-v5.8-mtd-rawnand-brcmnand-improve-hamming-oob-layout.patch b/target/linux/bcm63xx/patches-5.4/021-v5.8-mtd-rawnand-brcmnand-improve-hamming-oob-layout.patch new file mode 100644 index 0000000000..1df2411035 --- /dev/null +++ b/target/linux/bcm63xx/patches-5.4/021-v5.8-mtd-rawnand-brcmnand-improve-hamming-oob-layout.patch @@ -0,0 +1,92 @@ +From d00358d7a1c50718232799e1ee10955bcd73795a Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= +Date: Tue, 12 May 2020 09:57:33 +0200 +Subject: [PATCH] mtd: rawnand: brcmnand: improve hamming oob layout +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +The current code generates 8 oob sections: +S1 1-5 +ECC 6-8 +S2 9-15 +S3 16-21 +ECC 22-24 +S4 25-31 +S5 32-37 +ECC 38-40 +S6 41-47 +S7 48-53 +ECC 54-56 +S8 57-63 + +Change it by merging continuous sections: +S1 1-5 +ECC 6-8 +S2 9-21 +ECC 22-24 +S3 25-37 +ECC 38-40 +S4 41-53 +ECC 54-56 +S5 57-63 + +Signed-off-by: Álvaro Fernández Rojas +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20200512075733.745374-3-noltari@gmail.com +--- + drivers/mtd/nand/raw/brcmnand/brcmnand.c | 35 +++++++++++------------- + 1 file changed, 16 insertions(+), 19 deletions(-) + +--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c ++++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c +@@ -1003,33 +1003,30 @@ static int brcmnand_hamming_ooblayout_fr + struct brcmnand_cfg *cfg = &host->hwcfg; + int sas = cfg->spare_area_size << cfg->sector_size_1k; + int sectors = cfg->page_size / (512 << cfg->sector_size_1k); ++ u32 next; + +- if (section >= sectors * 2) ++ if (section > sectors) + return -ERANGE; + +- oobregion->offset = (section / 2) * sas; ++ next = (section * sas); ++ if (section < sectors) ++ next += 6; + +- if (section & 1) { +- oobregion->offset += 9; +- oobregion->length = 7; ++ if (section) { ++ oobregion->offset = ((section - 1) * sas) + 9; + } else { +- oobregion->length = 6; +- +- /* First sector of each page may have BBI */ +- if (!section) { +- /* +- * Small-page NAND use byte 6 for BBI while large-page +- * NAND use bytes 0 and 1. +- */ +- if (cfg->page_size > 512) { +- oobregion->offset += 2; +- oobregion->length -= 2; +- } else { +- oobregion->length--; +- } ++ if (cfg->page_size > 512) { ++ /* Large page NAND uses first 2 bytes for BBI */ ++ oobregion->offset = 2; ++ } else { ++ /* Small page NAND uses last byte before ECC for BBI */ ++ oobregion->offset = 0; ++ next--; + } + } + ++ oobregion->length = next - oobregion->offset; ++ + return 0; + } + diff --git a/target/linux/bcm63xx/patches-5.4/022-v5.8-mtd-rawnand-brcmnand-correctly-verify-erased-pages.patch b/target/linux/bcm63xx/patches-5.4/022-v5.8-mtd-rawnand-brcmnand-correctly-verify-erased-pages.patch new file mode 100644 index 0000000000..e8a9f14881 --- /dev/null +++ b/target/linux/bcm63xx/patches-5.4/022-v5.8-mtd-rawnand-brcmnand-correctly-verify-erased-pages.patch @@ -0,0 +1,63 @@ +From dcb351c03f2fa6a599de1061b174167e03ee312b Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= +Date: Tue, 12 May 2020 10:24:51 +0200 +Subject: [PATCH] mtd: rawnand: brcmnand: correctly verify erased pages +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +The current code checks that the whole OOB area is erased. +This is a problem when JFFS2 cleanmarkers are added to the OOB, since it will +fail due to the usable OOB bytes not being 0xff. +Correct this by only checking that data and ECC bytes aren't 0xff. + +Fixes: 02b88eea9f9c ("mtd: brcmnand: Add check for erased page bitflips") +Signed-off-by: Álvaro Fernández Rojas +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20200512082451.771212-1-noltari@gmail.com +--- + drivers/mtd/nand/raw/brcmnand/brcmnand.c | 19 +++++++++++-------- + 1 file changed, 11 insertions(+), 8 deletions(-) + +--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c ++++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c +@@ -1787,28 +1787,31 @@ static int brcmnand_read_by_pio(struct m + static int brcmstb_nand_verify_erased_page(struct mtd_info *mtd, + struct nand_chip *chip, void *buf, u64 addr) + { +- int i, sas; +- void *oob = chip->oob_poi; ++ struct mtd_oob_region ecc; ++ int i; + int bitflips = 0; + int page = addr >> chip->page_shift; + int ret; ++ void *ecc_bytes; + void *ecc_chunk; + + if (!buf) + buf = nand_get_data_buf(chip); + +- sas = mtd->oobsize / chip->ecc.steps; +- + /* read without ecc for verification */ + ret = chip->ecc.read_page_raw(chip, buf, true, page); + if (ret) + return ret; + +- for (i = 0; i < chip->ecc.steps; i++, oob += sas) { ++ for (i = 0; i < chip->ecc.steps; i++) { + ecc_chunk = buf + chip->ecc.size * i; +- ret = nand_check_erased_ecc_chunk(ecc_chunk, +- chip->ecc.size, +- oob, sas, NULL, 0, ++ ++ mtd_ooblayout_ecc(mtd, i, &ecc); ++ ecc_bytes = chip->oob_poi + ecc.offset; ++ ++ ret = nand_check_erased_ecc_chunk(ecc_chunk, chip->ecc.size, ++ ecc_bytes, ecc.length, ++ NULL, 0, + chip->ecc.strength); + if (ret < 0) + return ret; diff --git a/target/linux/bcm63xx/patches-5.4/023-v5.8-mtd-rawnand-brcmnand-rename-v4-registers.patch b/target/linux/bcm63xx/patches-5.4/023-v5.8-mtd-rawnand-brcmnand-rename-v4-registers.patch new file mode 100644 index 0000000000..0c956b36d1 --- /dev/null +++ b/target/linux/bcm63xx/patches-5.4/023-v5.8-mtd-rawnand-brcmnand-rename-v4-registers.patch @@ -0,0 +1,43 @@ +From 4fd639092b17d4252368b6009573339aeab5c7bd Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= +Date: Fri, 22 May 2020 14:15:20 +0200 +Subject: [PATCH] mtd: rawnand: brcmnand: rename v4 registers +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +These registers are also used on v3.3. + +Signed-off-by: Álvaro Fernández Rojas +Reviewed-by: Miquel Raynal +Acked-by: Florian Fainelli +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20200522121524.4161539-2-noltari@gmail.com +--- + drivers/mtd/nand/raw/brcmnand/brcmnand.c | 8 ++++---- + 1 file changed, 4 insertions(+), 4 deletions(-) + +--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c ++++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c +@@ -269,8 +269,8 @@ enum brcmnand_reg { + BRCMNAND_FC_BASE, + }; + +-/* BRCMNAND v4.0 */ +-static const u16 brcmnand_regs_v40[] = { ++/* BRCMNAND v3.3-v4.0 */ ++static const u16 brcmnand_regs_v33[] = { + [BRCMNAND_CMD_START] = 0x04, + [BRCMNAND_CMD_EXT_ADDRESS] = 0x08, + [BRCMNAND_CMD_ADDRESS] = 0x0c, +@@ -522,8 +522,8 @@ static int brcmnand_revision_init(struct + ctrl->reg_offsets = brcmnand_regs_v60; + else if (ctrl->nand_version >= 0x0500) + ctrl->reg_offsets = brcmnand_regs_v50; +- else if (ctrl->nand_version >= 0x0400) +- ctrl->reg_offsets = brcmnand_regs_v40; ++ else if (ctrl->nand_version >= 0x0303) ++ ctrl->reg_offsets = brcmnand_regs_v33; + + /* Chip-select stride */ + if (ctrl->nand_version >= 0x0701) diff --git a/target/linux/bcm63xx/patches-5.4/024-v5.8-mtd-rawnand-brcmnand-fix-CS0-layout.patch b/target/linux/bcm63xx/patches-5.4/024-v5.8-mtd-rawnand-brcmnand-fix-CS0-layout.patch new file mode 100644 index 0000000000..0eeefe12de --- /dev/null +++ b/target/linux/bcm63xx/patches-5.4/024-v5.8-mtd-rawnand-brcmnand-fix-CS0-layout.patch @@ -0,0 +1,34 @@ +From 3d3fb3c5be9ce07fa85d8f67fb3922e4613b955b Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= +Date: Fri, 22 May 2020 14:15:21 +0200 +Subject: [PATCH] mtd: rawnand: brcmnand: fix CS0 layout +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Only v3.3-v5.0 have a different CS0 layout. +Controllers before v3.3 use the same layout for every CS. + +Fixes: 27c5b17cd1b1 ("mtd: nand: add NAND driver "library" for Broadcom STB NAND controller") +Signed-off-by: Álvaro Fernández Rojas +Acked-by: Florian Fainelli +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20200522121524.4161539-3-noltari@gmail.com +--- + drivers/mtd/nand/raw/brcmnand/brcmnand.c | 5 +++-- + 1 file changed, 3 insertions(+), 2 deletions(-) + +--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c ++++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c +@@ -537,8 +537,9 @@ static int brcmnand_revision_init(struct + } else { + ctrl->cs_offsets = brcmnand_cs_offsets; + +- /* v5.0 and earlier has a different CS0 offset layout */ +- if (ctrl->nand_version <= 0x0500) ++ /* v3.3-5.0 have a different CS0 offset layout */ ++ if (ctrl->nand_version >= 0x0303 && ++ ctrl->nand_version <= 0x0500) + ctrl->cs0_offsets = brcmnand_cs_offsets_cs0; + } + diff --git a/target/linux/bcm63xx/patches-5.4/025-v5.8-mtd-rawnand-brcmnand-rename-page-sizes.patch b/target/linux/bcm63xx/patches-5.4/025-v5.8-mtd-rawnand-brcmnand-rename-page-sizes.patch new file mode 100644 index 0000000000..5671bce397 --- /dev/null +++ b/target/linux/bcm63xx/patches-5.4/025-v5.8-mtd-rawnand-brcmnand-rename-page-sizes.patch @@ -0,0 +1,38 @@ +From eeeac9cbc4ca5b8c245972f3a765d1cb5b7ef038 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= +Date: Fri, 22 May 2020 14:15:22 +0200 +Subject: [PATCH] mtd: rawnand: brcmnand: rename page sizes +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Current pages sizes apply to controllers after v3.4 + +Signed-off-by: Álvaro Fernández Rojas +Acked-by: Florian Fainelli +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20200522121524.4161539-4-noltari@gmail.com +--- + drivers/mtd/nand/raw/brcmnand/brcmnand.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c ++++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c +@@ -502,7 +502,7 @@ static int brcmnand_revision_init(struct + { + static const unsigned int block_sizes_v6[] = { 8, 16, 128, 256, 512, 1024, 2048, 0 }; + static const unsigned int block_sizes_v4[] = { 16, 128, 8, 512, 256, 1024, 2048, 0 }; +- static const unsigned int page_sizes[] = { 512, 2048, 4096, 8192, 0 }; ++ static const unsigned int page_sizes_v3_4[] = { 512, 2048, 4096, 8192, 0 }; + + ctrl->nand_version = nand_readreg(ctrl, 0) & 0xffff; + +@@ -549,7 +549,7 @@ static int brcmnand_revision_init(struct + ctrl->max_page_size = 16 * 1024; + ctrl->max_block_size = 2 * 1024 * 1024; + } else { +- ctrl->page_sizes = page_sizes; ++ ctrl->page_sizes = page_sizes_v3_4; + if (ctrl->nand_version >= 0x0600) + ctrl->block_sizes = block_sizes_v6; + else diff --git a/target/linux/bcm63xx/patches-5.4/026-v5.8-mtd-rawnand-brcmnand-support-v2.1-v2.2-controllers.patch b/target/linux/bcm63xx/patches-5.4/026-v5.8-mtd-rawnand-brcmnand-support-v2.1-v2.2-controllers.patch new file mode 100644 index 0000000000..b48f4b9b2a --- /dev/null +++ b/target/linux/bcm63xx/patches-5.4/026-v5.8-mtd-rawnand-brcmnand-support-v2.1-v2.2-controllers.patch @@ -0,0 +1,194 @@ +From 7e7c7df5d50fe06469be106967fc5b5d62be8868 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= +Date: Fri, 22 May 2020 14:15:24 +0200 +Subject: [PATCH] mtd: rawnand: brcmnand: support v2.1-v2.2 controllers +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +v2.1: tested on Netgear DGND3700v1 (BCM6368) +v2.2: tested on Netgear DGND3700v2 (BCM6362) + +Signed-off-by: Álvaro Fernández Rojas +Acked-by: Florian Fainelli +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20200522121524.4161539-6-noltari@gmail.com +--- + drivers/mtd/nand/raw/brcmnand/brcmnand.c | 85 +++++++++++++++++++++--- + 1 file changed, 76 insertions(+), 9 deletions(-) + +--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c ++++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c +@@ -196,6 +196,7 @@ struct brcmnand_controller { + const unsigned int *block_sizes; + unsigned int max_page_size; + const unsigned int *page_sizes; ++ unsigned int page_size_shift; + unsigned int max_oob; + u32 features; + +@@ -269,6 +270,36 @@ enum brcmnand_reg { + BRCMNAND_FC_BASE, + }; + ++/* BRCMNAND v2.1-v2.2 */ ++static const u16 brcmnand_regs_v21[] = { ++ [BRCMNAND_CMD_START] = 0x04, ++ [BRCMNAND_CMD_EXT_ADDRESS] = 0x08, ++ [BRCMNAND_CMD_ADDRESS] = 0x0c, ++ [BRCMNAND_INTFC_STATUS] = 0x5c, ++ [BRCMNAND_CS_SELECT] = 0x14, ++ [BRCMNAND_CS_XOR] = 0x18, ++ [BRCMNAND_LL_OP] = 0, ++ [BRCMNAND_CS0_BASE] = 0x40, ++ [BRCMNAND_CS1_BASE] = 0, ++ [BRCMNAND_CORR_THRESHOLD] = 0, ++ [BRCMNAND_CORR_THRESHOLD_EXT] = 0, ++ [BRCMNAND_UNCORR_COUNT] = 0, ++ [BRCMNAND_CORR_COUNT] = 0, ++ [BRCMNAND_CORR_EXT_ADDR] = 0x60, ++ [BRCMNAND_CORR_ADDR] = 0x64, ++ [BRCMNAND_UNCORR_EXT_ADDR] = 0x68, ++ [BRCMNAND_UNCORR_ADDR] = 0x6c, ++ [BRCMNAND_SEMAPHORE] = 0x50, ++ [BRCMNAND_ID] = 0x54, ++ [BRCMNAND_ID_EXT] = 0, ++ [BRCMNAND_LL_RDATA] = 0, ++ [BRCMNAND_OOB_READ_BASE] = 0x20, ++ [BRCMNAND_OOB_READ_10_BASE] = 0, ++ [BRCMNAND_OOB_WRITE_BASE] = 0x30, ++ [BRCMNAND_OOB_WRITE_10_BASE] = 0, ++ [BRCMNAND_FC_BASE] = 0x200, ++}; ++ + /* BRCMNAND v3.3-v4.0 */ + static const u16 brcmnand_regs_v33[] = { + [BRCMNAND_CMD_START] = 0x04, +@@ -467,6 +498,9 @@ enum { + CFG_BUS_WIDTH = BIT(CFG_BUS_WIDTH_SHIFT), + CFG_DEVICE_SIZE_SHIFT = 24, + ++ /* Only for v2.1 */ ++ CFG_PAGE_SIZE_SHIFT_v2_1 = 30, ++ + /* Only for pre-v7.1 (with no CFG_EXT register) */ + CFG_PAGE_SIZE_SHIFT = 20, + CFG_BLK_SIZE_SHIFT = 28, +@@ -502,12 +536,16 @@ static int brcmnand_revision_init(struct + { + static const unsigned int block_sizes_v6[] = { 8, 16, 128, 256, 512, 1024, 2048, 0 }; + static const unsigned int block_sizes_v4[] = { 16, 128, 8, 512, 256, 1024, 2048, 0 }; ++ static const unsigned int block_sizes_v2_2[] = { 16, 128, 8, 512, 256, 0 }; ++ static const unsigned int block_sizes_v2_1[] = { 16, 128, 8, 512, 0 }; + static const unsigned int page_sizes_v3_4[] = { 512, 2048, 4096, 8192, 0 }; ++ static const unsigned int page_sizes_v2_2[] = { 512, 2048, 4096, 0 }; ++ static const unsigned int page_sizes_v2_1[] = { 512, 2048, 0 }; + + ctrl->nand_version = nand_readreg(ctrl, 0) & 0xffff; + +- /* Only support v4.0+? */ +- if (ctrl->nand_version < 0x0400) { ++ /* Only support v2.1+ */ ++ if (ctrl->nand_version < 0x0201) { + dev_err(ctrl->dev, "version %#x not supported\n", + ctrl->nand_version); + return -ENODEV; +@@ -524,6 +562,8 @@ static int brcmnand_revision_init(struct + ctrl->reg_offsets = brcmnand_regs_v50; + else if (ctrl->nand_version >= 0x0303) + ctrl->reg_offsets = brcmnand_regs_v33; ++ else if (ctrl->nand_version >= 0x0201) ++ ctrl->reg_offsets = brcmnand_regs_v21; + + /* Chip-select stride */ + if (ctrl->nand_version >= 0x0701) +@@ -549,14 +589,32 @@ static int brcmnand_revision_init(struct + ctrl->max_page_size = 16 * 1024; + ctrl->max_block_size = 2 * 1024 * 1024; + } else { +- ctrl->page_sizes = page_sizes_v3_4; ++ if (ctrl->nand_version >= 0x0304) ++ ctrl->page_sizes = page_sizes_v3_4; ++ else if (ctrl->nand_version >= 0x0202) ++ ctrl->page_sizes = page_sizes_v2_2; ++ else ++ ctrl->page_sizes = page_sizes_v2_1; ++ ++ if (ctrl->nand_version >= 0x0202) ++ ctrl->page_size_shift = CFG_PAGE_SIZE_SHIFT; ++ else ++ ctrl->page_size_shift = CFG_PAGE_SIZE_SHIFT_v2_1; ++ + if (ctrl->nand_version >= 0x0600) + ctrl->block_sizes = block_sizes_v6; +- else ++ else if (ctrl->nand_version >= 0x0400) + ctrl->block_sizes = block_sizes_v4; ++ else if (ctrl->nand_version >= 0x0202) ++ ctrl->block_sizes = block_sizes_v2_2; ++ else ++ ctrl->block_sizes = block_sizes_v2_1; + + if (ctrl->nand_version < 0x0400) { +- ctrl->max_page_size = 4096; ++ if (ctrl->nand_version < 0x0202) ++ ctrl->max_page_size = 2048; ++ else ++ ctrl->max_page_size = 4096; + ctrl->max_block_size = 512 * 1024; + } + } +@@ -724,6 +782,9 @@ static void brcmnand_wr_corr_thresh(stru + enum brcmnand_reg reg = BRCMNAND_CORR_THRESHOLD; + int cs = host->cs; + ++ if (!ctrl->reg_offsets[reg]) ++ return; ++ + if (ctrl->nand_version == 0x0702) + bits = 7; + else if (ctrl->nand_version >= 0x0600) +@@ -782,8 +843,10 @@ static inline u32 brcmnand_spare_area_ma + return GENMASK(7, 0); + else if (ctrl->nand_version >= 0x0600) + return GENMASK(6, 0); +- else ++ else if (ctrl->nand_version >= 0x0303) + return GENMASK(5, 0); ++ else ++ return GENMASK(4, 0); + } + + #define NAND_ACC_CONTROL_ECC_SHIFT 16 +@@ -2146,7 +2209,7 @@ static int brcmnand_set_cfg(struct brcmn + (!!(cfg->device_width == 16) << CFG_BUS_WIDTH_SHIFT) | + (device_size << CFG_DEVICE_SIZE_SHIFT); + if (cfg_offs == cfg_ext_offs) { +- tmp |= (page_size << CFG_PAGE_SIZE_SHIFT) | ++ tmp |= (page_size << ctrl->page_size_shift) | + (block_size << CFG_BLK_SIZE_SHIFT); + nand_writereg(ctrl, cfg_offs, tmp); + } else { +@@ -2158,9 +2221,11 @@ static int brcmnand_set_cfg(struct brcmn + + tmp = nand_readreg(ctrl, acc_control_offs); + tmp &= ~brcmnand_ecc_level_mask(ctrl); +- tmp |= cfg->ecc_level << NAND_ACC_CONTROL_ECC_SHIFT; + tmp &= ~brcmnand_spare_area_mask(ctrl); +- tmp |= cfg->spare_area_size; ++ if (ctrl->nand_version >= 0x0302) { ++ tmp |= cfg->ecc_level << NAND_ACC_CONTROL_ECC_SHIFT; ++ tmp |= cfg->spare_area_size; ++ } + nand_writereg(ctrl, acc_control_offs, tmp); + + brcmnand_set_sector_size_1k(host, cfg->sector_size_1k); +@@ -2524,6 +2589,8 @@ const struct dev_pm_ops brcmnand_pm_ops + EXPORT_SYMBOL_GPL(brcmnand_pm_ops); + + static const struct of_device_id brcmnand_of_match[] = { ++ { .compatible = "brcm,brcmnand-v2.1" }, ++ { .compatible = "brcm,brcmnand-v2.2" }, + { .compatible = "brcm,brcmnand-v4.0" }, + { .compatible = "brcm,brcmnand-v5.0" }, + { .compatible = "brcm,brcmnand-v6.0" }, diff --git a/target/linux/bcm63xx/patches-5.4/435-mtd-rawnand-brcmnand-correctly-verify-erased-pages.patch b/target/linux/bcm63xx/patches-5.4/435-mtd-rawnand-brcmnand-correctly-verify-erased-pages.patch deleted file mode 100644 index cbd9e9e147..0000000000 --- a/target/linux/bcm63xx/patches-5.4/435-mtd-rawnand-brcmnand-correctly-verify-erased-pages.patch +++ /dev/null @@ -1,42 +0,0 @@ ---- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c -+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c -@@ -1787,28 +1787,31 @@ static int brcmnand_read_by_pio(struct m - static int brcmstb_nand_verify_erased_page(struct mtd_info *mtd, - struct nand_chip *chip, void *buf, u64 addr) - { -- int i, sas; -- void *oob = chip->oob_poi; -+ struct mtd_oob_region ecc; -+ int i; - int bitflips = 0; - int page = addr >> chip->page_shift; - int ret; -+ void *ecc_bytes; - void *ecc_chunk; - - if (!buf) - buf = nand_get_data_buf(chip); - -- sas = mtd->oobsize / chip->ecc.steps; -- - /* read without ecc for verification */ - ret = chip->ecc.read_page_raw(chip, buf, true, page); - if (ret) - return ret; - -- for (i = 0; i < chip->ecc.steps; i++, oob += sas) { -+ for (i = 0; i < chip->ecc.steps; i++) { - ecc_chunk = buf + chip->ecc.size * i; -- ret = nand_check_erased_ecc_chunk(ecc_chunk, -- chip->ecc.size, -- oob, sas, NULL, 0, -+ -+ mtd_ooblayout_ecc(mtd, i, &ecc); -+ ecc_bytes = chip->oob_poi + ecc.offset; -+ -+ ret = nand_check_erased_ecc_chunk(ecc_chunk, chip->ecc.size, -+ ecc_bytes, ecc.length, -+ NULL, 0, - chip->ecc.strength); - if (ret < 0) - return ret; diff --git a/target/linux/bcm63xx/patches-5.4/436-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch b/target/linux/bcm63xx/patches-5.4/436-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch deleted file mode 100644 index 40536c282f..0000000000 --- a/target/linux/bcm63xx/patches-5.4/436-mtd-rawnand-brcmnand-fix-hamming-oob-layout.patch +++ /dev/null @@ -1,21 +0,0 @@ ---- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c -+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c -@@ -1019,11 +1019,14 @@ static int brcmnand_hamming_ooblayout_fr - if (!section) { - /* - * Small-page NAND use byte 6 for BBI while large-page -- * NAND use byte 0. -+ * NAND use bytes 0 and 1. - */ -- if (cfg->page_size > 512) -- oobregion->offset++; -- oobregion->length--; -+ if (cfg->page_size > 512) { -+ oobregion->offset += 2; -+ oobregion->length -= 2; -+ } else { -+ oobregion->length--; -+ } - } - } - diff --git a/target/linux/bcm63xx/patches-5.4/437-mtd-rawnand-brcmnand-improve-hamming-oob-layout.patch b/target/linux/bcm63xx/patches-5.4/437-mtd-rawnand-brcmnand-improve-hamming-oob-layout.patch deleted file mode 100644 index 68bbc7ad19..0000000000 --- a/target/linux/bcm63xx/patches-5.4/437-mtd-rawnand-brcmnand-improve-hamming-oob-layout.patch +++ /dev/null @@ -1,52 +0,0 @@ ---- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c -+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c -@@ -1003,33 +1003,30 @@ static int brcmnand_hamming_ooblayout_fr - struct brcmnand_cfg *cfg = &host->hwcfg; - int sas = cfg->spare_area_size << cfg->sector_size_1k; - int sectors = cfg->page_size / (512 << cfg->sector_size_1k); -+ u32 next; - -- if (section >= sectors * 2) -+ if (section > sectors) - return -ERANGE; - -- oobregion->offset = (section / 2) * sas; -+ next = (section * sas); -+ if (section < sectors) -+ next += 6; - -- if (section & 1) { -- oobregion->offset += 9; -- oobregion->length = 7; -+ if (section) { -+ oobregion->offset = ((section - 1) * sas) + 9; - } else { -- oobregion->length = 6; -- -- /* First sector of each page may have BBI */ -- if (!section) { -- /* -- * Small-page NAND use byte 6 for BBI while large-page -- * NAND use bytes 0 and 1. -- */ -- if (cfg->page_size > 512) { -- oobregion->offset += 2; -- oobregion->length -= 2; -- } else { -- oobregion->length--; -- } -+ if (cfg->page_size > 512) { -+ /* Large page NAND uses first 2 bytes for BBI */ -+ oobregion->offset = 2; -+ } else { -+ /* Small page NAND uses last byte before ECC for BBI */ -+ oobregion->offset = 0; -+ next--; - } - } - -+ oobregion->length = next - oobregion->offset; -+ - return 0; - } - diff --git a/target/linux/bcm63xx/patches-5.4/438-mtd-rawnand-brcmnand-rename-v4-registers.patch b/target/linux/bcm63xx/patches-5.4/438-mtd-rawnand-brcmnand-rename-v4-registers.patch deleted file mode 100644 index 091f63f663..0000000000 --- a/target/linux/bcm63xx/patches-5.4/438-mtd-rawnand-brcmnand-rename-v4-registers.patch +++ /dev/null @@ -1,24 +0,0 @@ ---- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c -+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c -@@ -269,8 +269,8 @@ enum brcmnand_reg { - BRCMNAND_FC_BASE, - }; - --/* BRCMNAND v4.0 */ --static const u16 brcmnand_regs_v40[] = { -+/* BRCMNAND v3.3-v4.0 */ -+static const u16 brcmnand_regs_v33[] = { - [BRCMNAND_CMD_START] = 0x04, - [BRCMNAND_CMD_EXT_ADDRESS] = 0x08, - [BRCMNAND_CMD_ADDRESS] = 0x0c, -@@ -522,8 +522,8 @@ static int brcmnand_revision_init(struct - ctrl->reg_offsets = brcmnand_regs_v60; - else if (ctrl->nand_version >= 0x0500) - ctrl->reg_offsets = brcmnand_regs_v50; -- else if (ctrl->nand_version >= 0x0400) -- ctrl->reg_offsets = brcmnand_regs_v40; -+ else if (ctrl->nand_version >= 0x0303) -+ ctrl->reg_offsets = brcmnand_regs_v33; - - /* Chip-select stride */ - if (ctrl->nand_version >= 0x0701) diff --git a/target/linux/bcm63xx/patches-5.4/439-mtd-rawnand-brcmnand-fix-CS0-layout.patch b/target/linux/bcm63xx/patches-5.4/439-mtd-rawnand-brcmnand-fix-CS0-layout.patch deleted file mode 100644 index fdeff8734d..0000000000 --- a/target/linux/bcm63xx/patches-5.4/439-mtd-rawnand-brcmnand-fix-CS0-layout.patch +++ /dev/null @@ -1,14 +0,0 @@ ---- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c -+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c -@@ -537,8 +537,9 @@ static int brcmnand_revision_init(struct - } else { - ctrl->cs_offsets = brcmnand_cs_offsets; - -- /* v5.0 and earlier has a different CS0 offset layout */ -- if (ctrl->nand_version <= 0x0500) -+ /* v3.3-5.0 have a different CS0 offset layout */ -+ if (ctrl->nand_version >= 0x0303 && -+ ctrl->nand_version <= 0x0500) - ctrl->cs0_offsets = brcmnand_cs_offsets_cs0; - } - diff --git a/target/linux/bcm63xx/patches-5.4/440-mtd-rawnand-brcmnand-rename-page-sizes.patch b/target/linux/bcm63xx/patches-5.4/440-mtd-rawnand-brcmnand-rename-page-sizes.patch deleted file mode 100644 index cdf8d3d4d6..0000000000 --- a/target/linux/bcm63xx/patches-5.4/440-mtd-rawnand-brcmnand-rename-page-sizes.patch +++ /dev/null @@ -1,20 +0,0 @@ ---- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c -+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c -@@ -502,7 +502,7 @@ static int brcmnand_revision_init(struct - { - static const unsigned int block_sizes_v6[] = { 8, 16, 128, 256, 512, 1024, 2048, 0 }; - static const unsigned int block_sizes_v4[] = { 16, 128, 8, 512, 256, 1024, 2048, 0 }; -- static const unsigned int page_sizes[] = { 512, 2048, 4096, 8192, 0 }; -+ static const unsigned int page_sizes_v3_4[] = { 512, 2048, 4096, 8192, 0 }; - - ctrl->nand_version = nand_readreg(ctrl, 0) & 0xffff; - -@@ -549,7 +549,7 @@ static int brcmnand_revision_init(struct - ctrl->max_page_size = 16 * 1024; - ctrl->max_block_size = 2 * 1024 * 1024; - } else { -- ctrl->page_sizes = page_sizes; -+ ctrl->page_sizes = page_sizes_v3_4; - if (ctrl->nand_version >= 0x0600) - ctrl->block_sizes = block_sizes_v6; - else diff --git a/target/linux/bcm63xx/patches-5.4/441-mtd-rawnand-brcmnand-support-v2.1-v2.2-controllers.patch b/target/linux/bcm63xx/patches-5.4/441-mtd-rawnand-brcmnand-support-v2.1-v2.2-controllers.patch deleted file mode 100644 index 0d68a61ade..0000000000 --- a/target/linux/bcm63xx/patches-5.4/441-mtd-rawnand-brcmnand-support-v2.1-v2.2-controllers.patch +++ /dev/null @@ -1,175 +0,0 @@ ---- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c -+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c -@@ -196,6 +196,7 @@ struct brcmnand_controller { - const unsigned int *block_sizes; - unsigned int max_page_size; - const unsigned int *page_sizes; -+ unsigned int page_size_shift; - unsigned int max_oob; - u32 features; - -@@ -269,6 +270,36 @@ enum brcmnand_reg { - BRCMNAND_FC_BASE, - }; - -+/* BRCMNAND v2.1-v2.2 */ -+static const u16 brcmnand_regs_v21[] = { -+ [BRCMNAND_CMD_START] = 0x04, -+ [BRCMNAND_CMD_EXT_ADDRESS] = 0x08, -+ [BRCMNAND_CMD_ADDRESS] = 0x0c, -+ [BRCMNAND_INTFC_STATUS] = 0x5c, -+ [BRCMNAND_CS_SELECT] = 0x14, -+ [BRCMNAND_CS_XOR] = 0x18, -+ [BRCMNAND_LL_OP] = 0, -+ [BRCMNAND_CS0_BASE] = 0x40, -+ [BRCMNAND_CS1_BASE] = 0, -+ [BRCMNAND_CORR_THRESHOLD] = 0, -+ [BRCMNAND_CORR_THRESHOLD_EXT] = 0, -+ [BRCMNAND_UNCORR_COUNT] = 0, -+ [BRCMNAND_CORR_COUNT] = 0, -+ [BRCMNAND_CORR_EXT_ADDR] = 0x60, -+ [BRCMNAND_CORR_ADDR] = 0x64, -+ [BRCMNAND_UNCORR_EXT_ADDR] = 0x68, -+ [BRCMNAND_UNCORR_ADDR] = 0x6c, -+ [BRCMNAND_SEMAPHORE] = 0x50, -+ [BRCMNAND_ID] = 0x54, -+ [BRCMNAND_ID_EXT] = 0, -+ [BRCMNAND_LL_RDATA] = 0, -+ [BRCMNAND_OOB_READ_BASE] = 0x20, -+ [BRCMNAND_OOB_READ_10_BASE] = 0, -+ [BRCMNAND_OOB_WRITE_BASE] = 0x30, -+ [BRCMNAND_OOB_WRITE_10_BASE] = 0, -+ [BRCMNAND_FC_BASE] = 0x200, -+}; -+ - /* BRCMNAND v3.3-v4.0 */ - static const u16 brcmnand_regs_v33[] = { - [BRCMNAND_CMD_START] = 0x04, -@@ -467,6 +498,9 @@ enum { - CFG_BUS_WIDTH = BIT(CFG_BUS_WIDTH_SHIFT), - CFG_DEVICE_SIZE_SHIFT = 24, - -+ /* Only for v2.1 */ -+ CFG_PAGE_SIZE_SHIFT_v2_1 = 30, -+ - /* Only for pre-v7.1 (with no CFG_EXT register) */ - CFG_PAGE_SIZE_SHIFT = 20, - CFG_BLK_SIZE_SHIFT = 28, -@@ -502,12 +536,16 @@ static int brcmnand_revision_init(struct - { - static const unsigned int block_sizes_v6[] = { 8, 16, 128, 256, 512, 1024, 2048, 0 }; - static const unsigned int block_sizes_v4[] = { 16, 128, 8, 512, 256, 1024, 2048, 0 }; -+ static const unsigned int block_sizes_v2_2[] = { 16, 128, 8, 512, 256, 0 }; -+ static const unsigned int block_sizes_v2_1[] = { 16, 128, 8, 512, 0 }; - static const unsigned int page_sizes_v3_4[] = { 512, 2048, 4096, 8192, 0 }; -+ static const unsigned int page_sizes_v2_2[] = { 512, 2048, 4096, 0 }; -+ static const unsigned int page_sizes_v2_1[] = { 512, 2048, 0 }; - - ctrl->nand_version = nand_readreg(ctrl, 0) & 0xffff; - -- /* Only support v4.0+? */ -- if (ctrl->nand_version < 0x0400) { -+ /* Only support v2.1+ */ -+ if (ctrl->nand_version < 0x0201) { - dev_err(ctrl->dev, "version %#x not supported\n", - ctrl->nand_version); - return -ENODEV; -@@ -524,6 +562,8 @@ static int brcmnand_revision_init(struct - ctrl->reg_offsets = brcmnand_regs_v50; - else if (ctrl->nand_version >= 0x0303) - ctrl->reg_offsets = brcmnand_regs_v33; -+ else if (ctrl->nand_version >= 0x0201) -+ ctrl->reg_offsets = brcmnand_regs_v21; - - /* Chip-select stride */ - if (ctrl->nand_version >= 0x0701) -@@ -549,14 +589,32 @@ static int brcmnand_revision_init(struct - ctrl->max_page_size = 16 * 1024; - ctrl->max_block_size = 2 * 1024 * 1024; - } else { -- ctrl->page_sizes = page_sizes_v3_4; -+ if (ctrl->nand_version >= 0x0304) -+ ctrl->page_sizes = page_sizes_v3_4; -+ else if (ctrl->nand_version >= 0x0202) -+ ctrl->page_sizes = page_sizes_v2_2; -+ else -+ ctrl->page_sizes = page_sizes_v2_1; -+ -+ if (ctrl->nand_version >= 0x0202) -+ ctrl->page_size_shift = CFG_PAGE_SIZE_SHIFT; -+ else -+ ctrl->page_size_shift = CFG_PAGE_SIZE_SHIFT_v2_1; -+ - if (ctrl->nand_version >= 0x0600) - ctrl->block_sizes = block_sizes_v6; -- else -+ else if (ctrl->nand_version >= 0x0400) - ctrl->block_sizes = block_sizes_v4; -+ else if (ctrl->nand_version >= 0x0202) -+ ctrl->block_sizes = block_sizes_v2_2; -+ else -+ ctrl->block_sizes = block_sizes_v2_1; - - if (ctrl->nand_version < 0x0400) { -- ctrl->max_page_size = 4096; -+ if (ctrl->nand_version < 0x0202) -+ ctrl->max_page_size = 2048; -+ else -+ ctrl->max_page_size = 4096; - ctrl->max_block_size = 512 * 1024; - } - } -@@ -724,6 +782,9 @@ static void brcmnand_wr_corr_thresh(stru - enum brcmnand_reg reg = BRCMNAND_CORR_THRESHOLD; - int cs = host->cs; - -+ if (!ctrl->reg_offsets[reg]) -+ return; -+ - if (ctrl->nand_version == 0x0702) - bits = 7; - else if (ctrl->nand_version >= 0x0600) -@@ -782,8 +843,10 @@ static inline u32 brcmnand_spare_area_ma - return GENMASK(7, 0); - else if (ctrl->nand_version >= 0x0600) - return GENMASK(6, 0); -- else -+ else if (ctrl->nand_version >= 0x0303) - return GENMASK(5, 0); -+ else -+ return GENMASK(4, 0); - } - - #define NAND_ACC_CONTROL_ECC_SHIFT 16 -@@ -2146,7 +2209,7 @@ static int brcmnand_set_cfg(struct brcmn - (!!(cfg->device_width == 16) << CFG_BUS_WIDTH_SHIFT) | - (device_size << CFG_DEVICE_SIZE_SHIFT); - if (cfg_offs == cfg_ext_offs) { -- tmp |= (page_size << CFG_PAGE_SIZE_SHIFT) | -+ tmp |= (page_size << ctrl->page_size_shift) | - (block_size << CFG_BLK_SIZE_SHIFT); - nand_writereg(ctrl, cfg_offs, tmp); - } else { -@@ -2158,9 +2221,11 @@ static int brcmnand_set_cfg(struct brcmn - - tmp = nand_readreg(ctrl, acc_control_offs); - tmp &= ~brcmnand_ecc_level_mask(ctrl); -- tmp |= cfg->ecc_level << NAND_ACC_CONTROL_ECC_SHIFT; - tmp &= ~brcmnand_spare_area_mask(ctrl); -- tmp |= cfg->spare_area_size; -+ if (ctrl->nand_version >= 0x0302) { -+ tmp |= cfg->ecc_level << NAND_ACC_CONTROL_ECC_SHIFT; -+ tmp |= cfg->spare_area_size; -+ } - nand_writereg(ctrl, acc_control_offs, tmp); - - brcmnand_set_sector_size_1k(host, cfg->sector_size_1k); -@@ -2524,6 +2589,8 @@ const struct dev_pm_ops brcmnand_pm_ops - EXPORT_SYMBOL_GPL(brcmnand_pm_ops); - - static const struct of_device_id brcmnand_of_match[] = { -+ { .compatible = "brcm,brcmnand-v2.1" }, -+ { .compatible = "brcm,brcmnand-v2.2" }, - { .compatible = "brcm,brcmnand-v4.0" }, - { .compatible = "brcm,brcmnand-v5.0" }, - { .compatible = "brcm,brcmnand-v6.0" },