From: Chuanhong Guo Date: Sat, 9 Apr 2022 13:01:46 +0000 (+0800) Subject: kernel: v5.10: backport GigaDevice SPI-NAND supports X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=55be011a71a4499311e1b64a6c8797d32c949b9e;p=openwrt%2Fstaging%2Fdedeckeh.git kernel: v5.10: backport GigaDevice SPI-NAND supports This backports GD SPI NAND support from nand/next to v5.10 Signed-off-by: Chuanhong Guo --- diff --git a/target/linux/generic/backport-5.10/419-v5.14-mtd-spinand-gigadevice-Support-GD5F1GQ5UExxG.patch b/target/linux/generic/backport-5.10/419-v5.14-mtd-spinand-gigadevice-Support-GD5F1GQ5UExxG.patch new file mode 100644 index 0000000000..00c43879f6 --- /dev/null +++ b/target/linux/generic/backport-5.10/419-v5.14-mtd-spinand-gigadevice-Support-GD5F1GQ5UExxG.patch @@ -0,0 +1,172 @@ +From bd568cc04c675b7fa97214d278a54794c2ecc2ad Mon Sep 17 00:00:00 2001 +From: Reto Schneider +Date: Thu, 11 Feb 2021 12:36:19 +0100 +Subject: [PATCH] mtd: spinand: gigadevice: Support GD5F1GQ5UExxG + +The relevant changes to the already existing GD5F1GQ4UExxG support has +been determined by consulting the GigaDevice product change notice +AN-0392-10, version 1.0 from November 30, 2020. + +As the overlaps are huge, variable names have been generalized +accordingly. + +Apart from the lowered ECC strength (4 instead of 8 bits per 512 bytes), +the new device ID, and the extra quad IO dummy byte, no changes had to +be taken into account. + +New hardware features are not supported, namely: + - Power on reset + - Unique ID + - Double transfer rate (DTR) + - Parameter page + - Random data quad IO + +The inverted semantic of the "driver strength" register bits, defaulting +to 100% instead of 50% for the Q5 devices, got ignored as the driver has +never touched them anyway. + +The no longer supported "read from cache during block erase" +functionality is not reflected as the current SPI NAND core does not +support it anyway. + +Implementation has been tested on MediaTek MT7688 based GARDENA smart +Gateways using both, GigaDevice GD5F1GQ5UEYIG and GD5F1GQ4UBYIG. + +Signed-off-by: Reto Schneider +Reviewed-by: Frieder Schrempf +Reviewed-by: Stefan Roese +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20210211113619.3502-1-code@reto-schneider.ch +(cherry picked from commit 469b992489852b500d39048aa0013639dfe9f2e6) +--- + drivers/mtd/nand/spi/gigadevice.c | 69 +++++++++++++++++++++++++++---- + 1 file changed, 60 insertions(+), 9 deletions(-) + +--- a/drivers/mtd/nand/spi/gigadevice.c ++++ b/drivers/mtd/nand/spi/gigadevice.c +@@ -13,7 +13,10 @@ + #define GD5FXGQ4XA_STATUS_ECC_1_7_BITFLIPS (1 << 4) + #define GD5FXGQ4XA_STATUS_ECC_8_BITFLIPS (3 << 4) + +-#define GD5FXGQ4UEXXG_REG_STATUS2 0xf0 ++#define GD5FXGQ5XE_STATUS_ECC_1_4_BITFLIPS (1 << 4) ++#define GD5FXGQ5XE_STATUS_ECC_4_BITFLIPS (3 << 4) ++ ++#define GD5FXGQXXEXXG_REG_STATUS2 0xf0 + + #define GD5FXGQ4UXFXXG_STATUS_ECC_MASK (7 << 4) + #define GD5FXGQ4UXFXXG_STATUS_ECC_NO_BITFLIPS (0 << 4) +@@ -102,7 +105,7 @@ static int gd5fxgq4xa_ecc_get_status(str + return -EINVAL; + } + +-static int gd5fxgq4_variant2_ooblayout_ecc(struct mtd_info *mtd, int section, ++static int gd5fxgqx_variant2_ooblayout_ecc(struct mtd_info *mtd, int section, + struct mtd_oob_region *region) + { + if (section) +@@ -114,7 +117,7 @@ static int gd5fxgq4_variant2_ooblayout_e + return 0; + } + +-static int gd5fxgq4_variant2_ooblayout_free(struct mtd_info *mtd, int section, ++static int gd5fxgqx_variant2_ooblayout_free(struct mtd_info *mtd, int section, + struct mtd_oob_region *region) + { + if (section) +@@ -127,9 +130,10 @@ static int gd5fxgq4_variant2_ooblayout_f + return 0; + } + +-static const struct mtd_ooblayout_ops gd5fxgq4_variant2_ooblayout = { +- .ecc = gd5fxgq4_variant2_ooblayout_ecc, +- .free = gd5fxgq4_variant2_ooblayout_free, ++/* Valid for Q4/Q5 and Q6 (untested) devices */ ++static const struct mtd_ooblayout_ops gd5fxgqx_variant2_ooblayout = { ++ .ecc = gd5fxgqx_variant2_ooblayout_ecc, ++ .free = gd5fxgqx_variant2_ooblayout_free, + }; + + static int gd5fxgq4xc_ooblayout_256_ecc(struct mtd_info *mtd, int section, +@@ -165,7 +169,7 @@ static int gd5fxgq4uexxg_ecc_get_status( + u8 status) + { + u8 status2; +- struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQ4UEXXG_REG_STATUS2, ++ struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQXXEXXG_REG_STATUS2, + &status2); + int ret; + +@@ -203,6 +207,43 @@ static int gd5fxgq4uexxg_ecc_get_status( + return -EINVAL; + } + ++static int gd5fxgq5xexxg_ecc_get_status(struct spinand_device *spinand, ++ u8 status) ++{ ++ u8 status2; ++ struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQXXEXXG_REG_STATUS2, ++ &status2); ++ int ret; ++ ++ switch (status & STATUS_ECC_MASK) { ++ case STATUS_ECC_NO_BITFLIPS: ++ return 0; ++ ++ case GD5FXGQ5XE_STATUS_ECC_1_4_BITFLIPS: ++ /* ++ * Read status2 register to determine a more fine grained ++ * bit error status ++ */ ++ ret = spi_mem_exec_op(spinand->spimem, &op); ++ if (ret) ++ return ret; ++ ++ /* ++ * 1 ... 4 bits are flipped (and corrected) ++ */ ++ /* bits sorted this way (1...0): ECCSE1, ECCSE0 */ ++ return ((status2 & STATUS_ECC_MASK) >> 4) + 1; ++ ++ case STATUS_ECC_UNCOR_ERROR: ++ return -EBADMSG; ++ ++ default: ++ break; ++ } ++ ++ return -EINVAL; ++} ++ + static int gd5fxgq4ufxxg_ecc_get_status(struct spinand_device *spinand, + u8 status) + { +@@ -282,7 +323,7 @@ static const struct spinand_info gigadev + &write_cache_variants, + &update_cache_variants), + SPINAND_HAS_QE_BIT, +- SPINAND_ECCINFO(&gd5fxgq4_variant2_ooblayout, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, + gd5fxgq4uexxg_ecc_get_status)), + SPINAND_INFO("GD5F1GQ4UFxxG", + SPINAND_ID(SPINAND_READID_METHOD_OPCODE, 0xb1, 0x48), +@@ -292,8 +333,18 @@ static const struct spinand_info gigadev + &write_cache_variants, + &update_cache_variants), + SPINAND_HAS_QE_BIT, +- SPINAND_ECCINFO(&gd5fxgq4_variant2_ooblayout, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, + gd5fxgq4ufxxg_ecc_get_status)), ++ SPINAND_INFO("GD5F1GQ5UExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x51), ++ NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1), ++ NAND_ECCREQ(4, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq5xexxg_ecc_get_status)), + }; + + static const struct spinand_manufacturer_ops gigadevice_spinand_manuf_ops = { diff --git a/target/linux/generic/backport-5.10/420-v5.19-01-mtd-spinand-gigadevice-fix-Quad-IO-for-GD5F1GQ5UExxG.patch b/target/linux/generic/backport-5.10/420-v5.19-01-mtd-spinand-gigadevice-fix-Quad-IO-for-GD5F1GQ5UExxG.patch new file mode 100644 index 0000000000..1b0b57c2b0 --- /dev/null +++ b/target/linux/generic/backport-5.10/420-v5.19-01-mtd-spinand-gigadevice-fix-Quad-IO-for-GD5F1GQ5UExxG.patch @@ -0,0 +1,44 @@ +From a4f9dd55c5e1bb951db6f1dee20e62e0103f3438 Mon Sep 17 00:00:00 2001 +From: Chuanhong Guo +Date: Sun, 20 Mar 2022 17:59:57 +0800 +Subject: [PATCH 1/5] mtd: spinand: gigadevice: fix Quad IO for GD5F1GQ5UExxG + +Read From Cache Quad IO (EBH) uses 2 dummy bytes on this chip according +to page 23 of the datasheet[0]. + +[0]: https://www.gigadevice.com/datasheet/gd5f1gq5xexxg/ + +Fixes: 469b99248985 ("mtd: spinand: gigadevice: Support GD5F1GQ5UExxG") +Signed-off-by: Chuanhong Guo +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20220320100001.247905-2-gch981213@gmail.com +--- + drivers/mtd/nand/spi/gigadevice.c | 10 +++++++++- + 1 file changed, 9 insertions(+), 1 deletion(-) + +--- a/drivers/mtd/nand/spi/gigadevice.c ++++ b/drivers/mtd/nand/spi/gigadevice.c +@@ -39,6 +39,14 @@ static SPINAND_OP_VARIANTS(read_cache_va + SPINAND_PAGE_READ_FROM_CACHE_OP_3A(true, 0, 1, NULL, 0), + SPINAND_PAGE_READ_FROM_CACHE_OP_3A(false, 0, 0, NULL, 0)); + ++static SPINAND_OP_VARIANTS(read_cache_variants_1gq5, ++ SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0), ++ SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0), ++ SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 1, NULL, 0), ++ SPINAND_PAGE_READ_FROM_CACHE_X2_OP(0, 1, NULL, 0), ++ SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0), ++ SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0)); ++ + static SPINAND_OP_VARIANTS(write_cache_variants, + SPINAND_PROG_LOAD_X4(true, 0, NULL, 0), + SPINAND_PROG_LOAD(true, 0, NULL, 0)); +@@ -339,7 +347,7 @@ static const struct spinand_info gigadev + SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x51), + NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1), + NAND_ECCREQ(4, 512), +- SPINAND_INFO_OP_VARIANTS(&read_cache_variants, ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5, + &write_cache_variants, + &update_cache_variants), + SPINAND_HAS_QE_BIT, diff --git a/target/linux/generic/backport-5.10/420-v5.19-02-mtd-spinand-gigadevice-add-support-for-GD5FxGQ4xExxG.patch b/target/linux/generic/backport-5.10/420-v5.19-02-mtd-spinand-gigadevice-add-support-for-GD5FxGQ4xExxG.patch new file mode 100644 index 0000000000..181c912fbf --- /dev/null +++ b/target/linux/generic/backport-5.10/420-v5.19-02-mtd-spinand-gigadevice-add-support-for-GD5FxGQ4xExxG.patch @@ -0,0 +1,58 @@ +From 573eec222bc82fb5e724586267fbbb1aed9ffd03 Mon Sep 17 00:00:00 2001 +From: Chuanhong Guo +Date: Sun, 20 Mar 2022 17:59:58 +0800 +Subject: [PATCH 2/5] mtd: spinand: gigadevice: add support for GD5FxGQ4xExxG + +Add support for: + GD5F1GQ4RExxG + GD5F2GQ4{U,R}ExxG + +These chips differ from GD5F1GQ4UExxG only in chip ID, voltage +and capacity. + +Signed-off-by: Chuanhong Guo +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20220320100001.247905-3-gch981213@gmail.com +--- + drivers/mtd/nand/spi/gigadevice.c | 30 ++++++++++++++++++++++++++++++ + 1 file changed, 30 insertions(+) + +--- a/drivers/mtd/nand/spi/gigadevice.c ++++ b/drivers/mtd/nand/spi/gigadevice.c +@@ -333,6 +333,36 @@ static const struct spinand_info gigadev + SPINAND_HAS_QE_BIT, + SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, + gd5fxgq4uexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F1GQ4RExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xc1), ++ NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1), ++ NAND_ECCREQ(8, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq4uexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F2GQ4UExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xd2), ++ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1), ++ NAND_ECCREQ(8, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq4uexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F2GQ4RExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xc2), ++ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1), ++ NAND_ECCREQ(8, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq4uexxg_ecc_get_status)), + SPINAND_INFO("GD5F1GQ4UFxxG", + SPINAND_ID(SPINAND_READID_METHOD_OPCODE, 0xb1, 0x48), + NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1), diff --git a/target/linux/generic/backport-5.10/420-v5.19-03-mtd-spinand-gigadevice-add-support-for-GD5F1GQ5RExxG.patch b/target/linux/generic/backport-5.10/420-v5.19-03-mtd-spinand-gigadevice-add-support-for-GD5F1GQ5RExxG.patch new file mode 100644 index 0000000000..3a1cc9efcf --- /dev/null +++ b/target/linux/generic/backport-5.10/420-v5.19-03-mtd-spinand-gigadevice-add-support-for-GD5F1GQ5RExxG.patch @@ -0,0 +1,33 @@ +From 620a988813403318023296b61228ee8f3fcdb8e0 Mon Sep 17 00:00:00 2001 +From: Chuanhong Guo +Date: Sun, 20 Mar 2022 17:59:59 +0800 +Subject: [PATCH 3/5] mtd: spinand: gigadevice: add support for GD5F1GQ5RExxG + +This chip is the 1.8v version of GD5F1GQ5UExxG. + +Signed-off-by: Chuanhong Guo +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20220320100001.247905-4-gch981213@gmail.com +--- + drivers/mtd/nand/spi/gigadevice.c | 10 ++++++++++ + 1 file changed, 10 insertions(+) + +--- a/drivers/mtd/nand/spi/gigadevice.c ++++ b/drivers/mtd/nand/spi/gigadevice.c +@@ -383,6 +383,16 @@ static const struct spinand_info gigadev + SPINAND_HAS_QE_BIT, + SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, + gd5fxgq5xexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F1GQ5RExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x41), ++ NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1), ++ NAND_ECCREQ(4, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq5xexxg_ecc_get_status)), + }; + + static const struct spinand_manufacturer_ops gigadevice_spinand_manuf_ops = { diff --git a/target/linux/generic/backport-5.10/420-v5.19-04-mtd-spinand-gigadevice-add-support-for-GD5F-2-4-GQ5x.patch b/target/linux/generic/backport-5.10/420-v5.19-04-mtd-spinand-gigadevice-add-support-for-GD5F-2-4-GQ5x.patch new file mode 100644 index 0000000000..cee9d9db3e --- /dev/null +++ b/target/linux/generic/backport-5.10/420-v5.19-04-mtd-spinand-gigadevice-add-support-for-GD5F-2-4-GQ5x.patch @@ -0,0 +1,84 @@ +From 194ec04b3a9e7fa97d1fbef296410631bc3cf1c8 Mon Sep 17 00:00:00 2001 +From: Chuanhong Guo +Date: Sun, 20 Mar 2022 18:00:00 +0800 +Subject: [PATCH 4/5] mtd: spinand: gigadevice: add support for GD5F{2, + 4}GQ5xExxG + +Add support for: + GD5F2GQ5{U,R}ExxG + GD5F4GQ6{U,R}ExxG + +These chips uses 4 dummy bytes for quad io and 2 dummy bytes for dual io. +Besides that and memory layout, they are identical to their 1G variant. + +Signed-off-by: Chuanhong Guo +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20220320100001.247905-5-gch981213@gmail.com +--- + drivers/mtd/nand/spi/gigadevice.c | 48 +++++++++++++++++++++++++++++++ + 1 file changed, 48 insertions(+) + +--- a/drivers/mtd/nand/spi/gigadevice.c ++++ b/drivers/mtd/nand/spi/gigadevice.c +@@ -47,6 +47,14 @@ static SPINAND_OP_VARIANTS(read_cache_va + SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0), + SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0)); + ++static SPINAND_OP_VARIANTS(read_cache_variants_2gq5, ++ SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 4, NULL, 0), ++ SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0), ++ SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 2, NULL, 0), ++ SPINAND_PAGE_READ_FROM_CACHE_X2_OP(0, 1, NULL, 0), ++ SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0), ++ SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0)); ++ + static SPINAND_OP_VARIANTS(write_cache_variants, + SPINAND_PROG_LOAD_X4(true, 0, NULL, 0), + SPINAND_PROG_LOAD(true, 0, NULL, 0)); +@@ -391,6 +399,46 @@ static const struct spinand_info gigadev + &write_cache_variants, + &update_cache_variants), + SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq5xexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F2GQ5UExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x52), ++ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1), ++ NAND_ECCREQ(4, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq5xexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F2GQ5RExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x42), ++ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1), ++ NAND_ECCREQ(4, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq5xexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F4GQ6UExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x55), ++ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 2, 1), ++ NAND_ECCREQ(4, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq5xexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F4GQ6RExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x45), ++ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 2, 1), ++ NAND_ECCREQ(4, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, + SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, + gd5fxgq5xexxg_ecc_get_status)), + }; diff --git a/target/linux/generic/backport-5.10/420-v5.19-05-mtd-spinand-gigadevice-add-support-for-GD5FxGM7xExxG.patch b/target/linux/generic/backport-5.10/420-v5.19-05-mtd-spinand-gigadevice-add-support-for-GD5FxGM7xExxG.patch new file mode 100644 index 0000000000..d63113e1a6 --- /dev/null +++ b/target/linux/generic/backport-5.10/420-v5.19-05-mtd-spinand-gigadevice-add-support-for-GD5FxGM7xExxG.patch @@ -0,0 +1,91 @@ +From 54647cd003c08b714474a5b599a147ec6a160486 Mon Sep 17 00:00:00 2001 +From: Chuanhong Guo +Date: Sun, 20 Mar 2022 18:00:01 +0800 +Subject: [PATCH 5/5] mtd: spinand: gigadevice: add support for GD5FxGM7xExxG + +Add support for: + GD5F{1,2}GM7{U,R}ExxG + GD5F4GM8{U,R}ExxG + +These are new 27nm counterparts for the GD5FxGQ4 chips from GigaDevice +with 8b/512b on-die ECC capability. +These chips (and currently supported GD5FxGQ5 chips) have QIO DTR +instruction for reading page cache. It isn't added in this patch because +I don't have a DTR spi controller for testing. + +Signed-off-by: Chuanhong Guo +Signed-off-by: Miquel Raynal +Link: https://lore.kernel.org/linux-mtd/20220320100001.247905-6-gch981213@gmail.com +--- + drivers/mtd/nand/spi/gigadevice.c | 60 +++++++++++++++++++++++++++++++ + 1 file changed, 60 insertions(+) + +--- a/drivers/mtd/nand/spi/gigadevice.c ++++ b/drivers/mtd/nand/spi/gigadevice.c +@@ -441,6 +441,66 @@ static const struct spinand_info gigadev + SPINAND_HAS_QE_BIT, + SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, + gd5fxgq5xexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F1GM7UExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x91), ++ NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1), ++ NAND_ECCREQ(8, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq4uexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F1GM7RExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x81), ++ NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1), ++ NAND_ECCREQ(8, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq4uexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F2GM7UExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x92), ++ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1), ++ NAND_ECCREQ(8, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq4uexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F2GM7RExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x82), ++ NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1), ++ NAND_ECCREQ(8, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq4uexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F4GM8UExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x95), ++ NAND_MEMORG(1, 2048, 128, 64, 4096, 80, 1, 1, 1), ++ NAND_ECCREQ(8, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq4uexxg_ecc_get_status)), ++ SPINAND_INFO("GD5F4GM8RExxG", ++ SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x85), ++ NAND_MEMORG(1, 2048, 128, 64, 4096, 80, 1, 1, 1), ++ NAND_ECCREQ(8, 512), ++ SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5, ++ &write_cache_variants, ++ &update_cache_variants), ++ SPINAND_HAS_QE_BIT, ++ SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout, ++ gd5fxgq4uexxg_ecc_get_status)), + }; + + static const struct spinand_manufacturer_ops gigadevice_spinand_manuf_ops = {