From cfb82f7c123e411b8cfb5d58c2c666f54cb9b66a Mon Sep 17 00:00:00 2001 From: Ashok Reddy Soma Date: Thu, 5 Jan 2023 02:46:20 -0700 Subject: mtd: nand: Mark reserved blocks Reserved blocks are used for storing bad block tables. With "nand bad" command, these reserved blocks are shown as bad blocks. This is leading to confusion when compared with Linux bad blocks. Hence, display "bbt reserved" when printing reserved blocks with "nand bad" command. To acheive this, return 2 which represents reserved from nand_isbad_bbt() instead of 1 in case of reserved blocks and catch it in cmd/nand.c. "nand bad" command display's hexadecimal numbers, so add "0x" prefix. Example log will show up as below. ZynqMP> nand bad Device 0 bad blocks: 0x00400000 0x16800000 0x16c00000 0x17000000 0x3d800000 0x3e400000 0xe8400000 0xff000000 (bbt reserved) 0xff400000 (bbt reserved) 0xff800000 (bbt reserved) 0xffc00000 (bbt reserved) 0x116800000 0x116c00000 0x1ff000000 (bbt reserved) 0x1ff400000 (bbt reserved) 0x1ff800000 (bbt reserved) 0x1ffc00000 (bbt reserved) Signed-off-by: Ashok Reddy Soma Reviewed-by: Michael Trimarchi Acked-By: Michael Trimarchi Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/nand_bbt.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/nand_bbt.c b/drivers/mtd/nand/raw/nand_bbt.c index 911472e91e1..cd451870a6f 100644 --- a/drivers/mtd/nand/raw/nand_bbt.c +++ b/drivers/mtd/nand/raw/nand_bbt.c @@ -1330,6 +1330,7 @@ int nand_isreserved_bbt(struct mtd_info *mtd, loff_t offs) * @mtd: MTD device structure * @offs: offset in the device * @allowbbt: allow access to bad block table region + * Return: 0 - good block, 1- bad block, 2 - reserved block */ int nand_isbad_bbt(struct mtd_info *mtd, loff_t offs, int allowbbt) { @@ -1348,7 +1349,7 @@ int nand_isbad_bbt(struct mtd_info *mtd, loff_t offs, int allowbbt) case BBT_BLOCK_WORN: return 1; case BBT_BLOCK_RESERVED: - return allowbbt ? 0 : 1; + return allowbbt ? 0 : 2; } return 1; } -- cgit v1.3.1 From 79d50f38b2c24f65e703e5d0e4d063e43e923324 Mon Sep 17 00:00:00 2001 From: Kamal Dasu Date: Sat, 11 Feb 2023 16:29:00 +0100 Subject: mtd: rawnand: brcmnand: Refactored code to introduce helper functions Refactored NAND ECC and CMD address configuration code to use helper functions. Signed-off-by: Kamal Dasu Signed-off-by: Miquel Raynal [Ported to U-Boot from the Linux kernel] Signed-off-by: Linus Walleij Reviewed-by: Michael Trimarchi Acked-by: William Zhang Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 100 +++++++++++++++++++------------ 1 file changed, 62 insertions(+), 38 deletions(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 74c9348f7fc..571f1c795da 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -595,6 +595,54 @@ static inline void brcmnand_write_fc(struct brcmnand_controller *ctrl, __raw_writel(val, ctrl->nand_fc + word * 4); } +static void brcmnand_clear_ecc_addr(struct brcmnand_controller *ctrl) +{ + + /* Clear error addresses */ + brcmnand_write_reg(ctrl, BRCMNAND_UNCORR_ADDR, 0); + brcmnand_write_reg(ctrl, BRCMNAND_CORR_ADDR, 0); + brcmnand_write_reg(ctrl, BRCMNAND_UNCORR_EXT_ADDR, 0); + brcmnand_write_reg(ctrl, BRCMNAND_CORR_EXT_ADDR, 0); +} + +static u64 brcmnand_get_uncorrecc_addr(struct brcmnand_controller *ctrl) +{ + u64 err_addr; + + err_addr = brcmnand_read_reg(ctrl, BRCMNAND_UNCORR_ADDR); + err_addr |= ((u64)(brcmnand_read_reg(ctrl, + BRCMNAND_UNCORR_EXT_ADDR) + & 0xffff) << 32); + + return err_addr; +} + +static u64 brcmnand_get_correcc_addr(struct brcmnand_controller *ctrl) +{ + u64 err_addr; + + err_addr = brcmnand_read_reg(ctrl, BRCMNAND_CORR_ADDR); + err_addr |= ((u64)(brcmnand_read_reg(ctrl, + BRCMNAND_CORR_EXT_ADDR) + & 0xffff) << 32); + + return err_addr; +} + +static void brcmnand_set_cmd_addr(struct mtd_info *mtd, u64 addr) +{ + struct nand_chip *chip = mtd_to_nand(mtd); + struct brcmnand_host *host = nand_get_controller_data(chip); + struct brcmnand_controller *ctrl = host->ctrl; + + brcmnand_write_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS, + (host->cs << 16) | ((addr >> 32) & 0xffff)); + (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS); + brcmnand_write_reg(ctrl, BRCMNAND_CMD_ADDRESS, + lower_32_bits(addr)); + (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS); +} + static inline u16 brcmnand_cs_offset(struct brcmnand_controller *ctrl, int cs, enum brcmnand_cs_reg reg) { @@ -1190,9 +1238,12 @@ static void brcmnand_send_cmd(struct brcmnand_host *host, int cmd) { struct brcmnand_controller *ctrl = host->ctrl; int ret; + u64 cmd_addr; + + cmd_addr = brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS); + + dev_dbg(ctrl->dev, "send native cmd %d addr 0x%llx\n", cmd, cmd_addr); - dev_dbg(ctrl->dev, "send native cmd %d addr_lo 0x%x\n", cmd, - brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS)); BUG_ON(ctrl->cmd_pending != 0); ctrl->cmd_pending = cmd; @@ -1365,12 +1416,7 @@ static void brcmnand_cmdfunc(struct mtd_info *mtd, unsigned command, if (!native_cmd) return; - brcmnand_write_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS, - (host->cs << 16) | ((addr >> 32) & 0xffff)); - (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS); - brcmnand_write_reg(ctrl, BRCMNAND_CMD_ADDRESS, lower_32_bits(addr)); - (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS); - + brcmnand_set_cmd_addr(mtd, addr); brcmnand_send_cmd(host, native_cmd); brcmnand_waitfunc(mtd, chip); @@ -1600,20 +1646,10 @@ static int brcmnand_read_by_pio(struct mtd_info *mtd, struct nand_chip *chip, struct brcmnand_controller *ctrl = host->ctrl; int i, j, ret = 0; - /* Clear error addresses */ - brcmnand_write_reg(ctrl, BRCMNAND_UNCORR_ADDR, 0); - brcmnand_write_reg(ctrl, BRCMNAND_CORR_ADDR, 0); - brcmnand_write_reg(ctrl, BRCMNAND_UNCORR_EXT_ADDR, 0); - brcmnand_write_reg(ctrl, BRCMNAND_CORR_EXT_ADDR, 0); - - brcmnand_write_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS, - (host->cs << 16) | ((addr >> 32) & 0xffff)); - (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS); + brcmnand_clear_ecc_addr(ctrl); for (i = 0; i < trans; i++, addr += FC_BYTES) { - brcmnand_write_reg(ctrl, BRCMNAND_CMD_ADDRESS, - lower_32_bits(addr)); - (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS); + brcmnand_set_cmd_addr(mtd, addr); /* SPARE_AREA_READ does not use ECC, so just use PAGE_READ */ brcmnand_send_cmd(host, CMD_PAGE_READ); brcmnand_waitfunc(mtd, chip); @@ -1633,21 +1669,15 @@ static int brcmnand_read_by_pio(struct mtd_info *mtd, struct nand_chip *chip, host->hwcfg.sector_size_1k); if (ret != -EBADMSG) { - *err_addr = brcmnand_read_reg(ctrl, - BRCMNAND_UNCORR_ADDR) | - ((u64)(brcmnand_read_reg(ctrl, - BRCMNAND_UNCORR_EXT_ADDR) - & 0xffff) << 32); + *err_addr = brcmnand_get_uncorrecc_addr(ctrl); + if (*err_addr) ret = -EBADMSG; } if (!ret) { - *err_addr = brcmnand_read_reg(ctrl, - BRCMNAND_CORR_ADDR) | - ((u64)(brcmnand_read_reg(ctrl, - BRCMNAND_CORR_EXT_ADDR) - & 0xffff) << 32); + *err_addr = brcmnand_get_correcc_addr(ctrl); + if (*err_addr) ret = -EUCLEAN; } @@ -1721,7 +1751,7 @@ static int brcmnand_read(struct mtd_info *mtd, struct nand_chip *chip, dev_dbg(ctrl->dev, "read %llx -> %p\n", (unsigned long long)addr, buf); try_dmaread: - brcmnand_write_reg(ctrl, BRCMNAND_UNCORR_COUNT, 0); + brcmnand_clear_ecc_addr(ctrl); #ifndef __UBOOT__ if (has_flash_dma(ctrl) && !oob && flash_dma_buf_ok(buf)) { @@ -1875,15 +1905,9 @@ static int brcmnand_write(struct mtd_info *mtd, struct nand_chip *chip, } #endif /* __UBOOT__ */ - brcmnand_write_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS, - (host->cs << 16) | ((addr >> 32) & 0xffff)); - (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS); - for (i = 0; i < trans; i++, addr += FC_BYTES) { /* full address MUST be set before populating FC */ - brcmnand_write_reg(ctrl, BRCMNAND_CMD_ADDRESS, - lower_32_bits(addr)); - (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS); + brcmnand_set_cmd_addr(mtd, addr); if (buf) { brcmnand_soc_data_bus_prepare(ctrl->soc, false); -- cgit v1.3.1 From 5bf8adc22dc0ca2c2b84e94bed5c88ca0d6e8c44 Mon Sep 17 00:00:00 2001 From: Kamal Dasu Date: Sat, 11 Feb 2023 16:29:01 +0100 Subject: mtd: rawnand: brcmnand: Add support for v7.3 controller This change adds support for brcm NAND v7.3 controller. This controller uses a newer version of flash_dma engine and change mostly implements these differences. Signed-off-by: Kamal Dasu Signed-off-by: Miquel Raynal [Ported to U-Boot from the Linux kernel] Signed-off-by: Linus Walleij Acked-by: William Zhang Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 106 ++++++++++++++++++++++++------- 1 file changed, 84 insertions(+), 22 deletions(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 571f1c795da..170aece0aa7 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -86,6 +86,12 @@ struct brcm_nand_dma_desc { #define FLASH_DMA_ECC_ERROR (1 << 8) #define FLASH_DMA_CORR_ERROR (1 << 9) +/* Bitfields for DMA_MODE */ +#define FLASH_DMA_MODE_STOP_ON_ERROR BIT(1) /* stop in Uncorr ECC error */ +#define FLASH_DMA_MODE_MODE BIT(0) /* link list */ +#define FLASH_DMA_MODE_MASK (FLASH_DMA_MODE_STOP_ON_ERROR | \ + FLASH_DMA_MODE_MODE) + /* 512B flash cache in the NAND controller HW */ #define FC_SHIFT 9U #define FC_BYTES 512U @@ -98,6 +104,53 @@ struct brcm_nand_dma_desc { #define NAND_CTRL_RDY (INTFC_CTLR_READY | INTFC_FLASH_READY) #define NAND_POLL_STATUS_TIMEOUT_MS 100 +/* flash_dma registers */ +enum flash_dma_reg { + FLASH_DMA_REVISION = 0, + FLASH_DMA_FIRST_DESC, + FLASH_DMA_FIRST_DESC_EXT, + FLASH_DMA_CTRL, + FLASH_DMA_MODE, + FLASH_DMA_STATUS, + FLASH_DMA_INTERRUPT_DESC, + FLASH_DMA_INTERRUPT_DESC_EXT, + FLASH_DMA_ERROR_STATUS, + FLASH_DMA_CURRENT_DESC, + FLASH_DMA_CURRENT_DESC_EXT, +}; + +#ifndef __UBOOT__ +/* flash_dma registers v1*/ +static const u16 flash_dma_regs_v1[] = { + [FLASH_DMA_REVISION] = 0x00, + [FLASH_DMA_FIRST_DESC] = 0x04, + [FLASH_DMA_FIRST_DESC_EXT] = 0x08, + [FLASH_DMA_CTRL] = 0x0c, + [FLASH_DMA_MODE] = 0x10, + [FLASH_DMA_STATUS] = 0x14, + [FLASH_DMA_INTERRUPT_DESC] = 0x18, + [FLASH_DMA_INTERRUPT_DESC_EXT] = 0x1c, + [FLASH_DMA_ERROR_STATUS] = 0x20, + [FLASH_DMA_CURRENT_DESC] = 0x24, + [FLASH_DMA_CURRENT_DESC_EXT] = 0x28, +}; + +/* flash_dma registers v4 */ +static const u16 flash_dma_regs_v4[] = { + [FLASH_DMA_REVISION] = 0x00, + [FLASH_DMA_FIRST_DESC] = 0x08, + [FLASH_DMA_FIRST_DESC_EXT] = 0x0c, + [FLASH_DMA_CTRL] = 0x10, + [FLASH_DMA_MODE] = 0x14, + [FLASH_DMA_STATUS] = 0x18, + [FLASH_DMA_INTERRUPT_DESC] = 0x20, + [FLASH_DMA_INTERRUPT_DESC_EXT] = 0x24, + [FLASH_DMA_ERROR_STATUS] = 0x28, + [FLASH_DMA_CURRENT_DESC] = 0x30, + [FLASH_DMA_CURRENT_DESC_EXT] = 0x34, +}; +#endif /* __UBOOT__ */ + /* Controller feature flags */ enum { BRCMNAND_HAS_1K_SECTORS = BIT(0), @@ -135,6 +188,8 @@ struct brcmnand_controller { /* List of NAND hosts (one for each chip-select) */ struct list_head host_list; + /* flash_dma reg */ + const u16 *flash_dma_offsets; struct brcm_nand_dma_desc *dma_desc; dma_addr_t dma_pa; @@ -473,7 +528,7 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) /* Register offsets */ if (ctrl->nand_version >= 0x0702) ctrl->reg_offsets = brcmnand_regs_v72; - else if (ctrl->nand_version >= 0x0701) + else if (ctrl->nand_version == 0x0701) ctrl->reg_offsets = brcmnand_regs_v71; else if (ctrl->nand_version >= 0x0600) ctrl->reg_offsets = brcmnand_regs_v60; @@ -518,7 +573,7 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) } /* Maximum spare area sector size (per 512B) */ - if (ctrl->nand_version >= 0x0702) + if (ctrl->nand_version == 0x0702) ctrl->max_oob = 128; else if (ctrl->nand_version >= 0x0600) ctrl->max_oob = 64; @@ -553,6 +608,17 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) return 0; } +#ifndef __UBOOT__ +static void brcmnand_flash_dma_revision_init(struct brcmnand_controller *ctrl) +{ + /* flash_dma register offsets */ + if (ctrl->nand_version >= 0x0703) + ctrl->flash_dma_offsets = flash_dma_regs_v4; + else + ctrl->flash_dma_offsets = flash_dma_regs_v1; +} +#endif /* __UBOOT__ */ + static inline u32 brcmnand_read_reg(struct brcmnand_controller *ctrl, enum brcmnand_reg reg) { @@ -675,7 +741,7 @@ static void brcmnand_wr_corr_thresh(struct brcmnand_host *host, u8 val) enum brcmnand_reg reg = BRCMNAND_CORR_THRESHOLD; int cs = host->cs; - if (ctrl->nand_version >= 0x0702) + if (ctrl->nand_version == 0x0702) bits = 7; else if (ctrl->nand_version >= 0x0600) bits = 6; @@ -729,7 +795,7 @@ enum { static inline u32 brcmnand_spare_area_mask(struct brcmnand_controller *ctrl) { - if (ctrl->nand_version >= 0x0702) + if (ctrl->nand_version == 0x0702) return GENMASK(7, 0); else if (ctrl->nand_version >= 0x0600) return GENMASK(6, 0); @@ -877,20 +943,6 @@ static inline void brcmnand_set_wp(struct brcmnand_controller *ctrl, bool en) * Flash DMA ***********************************************************************/ -enum flash_dma_reg { - FLASH_DMA_REVISION = 0x00, - FLASH_DMA_FIRST_DESC = 0x04, - FLASH_DMA_FIRST_DESC_EXT = 0x08, - FLASH_DMA_CTRL = 0x0c, - FLASH_DMA_MODE = 0x10, - FLASH_DMA_STATUS = 0x14, - FLASH_DMA_INTERRUPT_DESC = 0x18, - FLASH_DMA_INTERRUPT_DESC_EXT = 0x1c, - FLASH_DMA_ERROR_STATUS = 0x20, - FLASH_DMA_CURRENT_DESC = 0x24, - FLASH_DMA_CURRENT_DESC_EXT = 0x28, -}; - static inline bool has_flash_dma(struct brcmnand_controller *ctrl) { return ctrl->flash_dma_base; @@ -906,14 +958,19 @@ static inline bool flash_dma_buf_ok(const void *buf) #endif /* __UBOOT__ */ } -static inline void flash_dma_writel(struct brcmnand_controller *ctrl, u8 offs, - u32 val) +static inline void flash_dma_writel(struct brcmnand_controller *ctrl, + enum flash_dma_reg dma_reg, u32 val) { + u16 offs = ctrl->flash_dma_offsets[dma_reg]; + brcmnand_writel(val, ctrl->flash_dma_base + offs); } -static inline u32 flash_dma_readl(struct brcmnand_controller *ctrl, u8 offs) +static inline u32 flash_dma_readl(struct brcmnand_controller *ctrl, + enum flash_dma_reg dma_reg) { + u16 offs = ctrl->flash_dma_offsets[dma_reg]; + return brcmnand_readl(ctrl->flash_dma_base + offs); } @@ -2470,6 +2527,7 @@ static const struct of_device_id brcmnand_of_match[] = { { .compatible = "brcm,brcmnand-v7.0" }, { .compatible = "brcm,brcmnand-v7.1" }, { .compatible = "brcm,brcmnand-v7.2" }, + { .compatible = "brcm,brcmnand-v7.3" }, {}, }; MODULE_DEVICE_TABLE(of, brcmnand_of_match); @@ -2600,7 +2658,11 @@ int brcmnand_probe(struct udevice *dev, struct brcmnand_soc *soc) goto err; } - flash_dma_writel(ctrl, FLASH_DMA_MODE, 1); /* linked-list */ + /* initialize the dma version */ + brcmnand_flash_dma_revision_init(ctrl); + + /* linked-list and stop on error */ + flash_dma_writel(ctrl, FLASH_DMA_MODE, FLASH_DMA_MODE_MASK); flash_dma_writel(ctrl, FLASH_DMA_ERROR_STATUS, 0); /* Allocate descriptor(s) */ -- cgit v1.3.1 From 8dafc6b88e3060f2cddb44df17e8add1c781e500 Mon Sep 17 00:00:00 2001 From: Claire Lin Date: Sat, 11 Feb 2023 16:29:02 +0100 Subject: mtd: rawnand: brcmnand: Fix ecc chunk calculation for erased page bitfips In brcmstb_nand_verify_erased_page(), the ECC chunk pointer calculation while correcting erased page bitflips is wrong, fix it. Fixes: 02b88eea9f9c ("mtd: brcmnand: Add check for erased page bitflips") Signed-off-by: Claire Lin Reviewed-by: Ray Jui Signed-off-by: Kamal Dasu Signed-off-by: Miquel Raynal [Ported to U-Boot from the Linux kernel] Signed-off-by: Linus Walleij Acked-by: William Zhang Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 170aece0aa7..0402cb06a74 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -1765,6 +1765,7 @@ static int brcmstb_nand_verify_erased_page(struct mtd_info *mtd, int bitflips = 0; int page = addr >> chip->page_shift; int ret; + void *ecc_chunk; if (!buf) { #ifndef __UBOOT__ @@ -1784,7 +1785,9 @@ static int brcmstb_nand_verify_erased_page(struct mtd_info *mtd, return ret; for (i = 0; i < chip->ecc.steps; i++, oob += sas) { - ret = nand_check_erased_ecc_chunk(buf, chip->ecc.size, + ecc_chunk = buf + chip->ecc.size * i; + ret = nand_check_erased_ecc_chunk(ecc_chunk, + chip->ecc.size, oob, sas, NULL, 0, chip->ecc.strength); if (ret < 0) -- cgit v1.3.1 From 2de9ff609db9f5dd72eff7d9c9336ceeb2ec7d6a Mon Sep 17 00:00:00 2001 From: Kamal Dasu Date: Sat, 11 Feb 2023 16:29:03 +0100 Subject: mtd: nand: brcmnand: Add support for flash-dma v0 This change adds support for flash dma v0.0. Signed-off-by: Kamal Dasu Signed-off-by: Miquel Raynal [Ported to U-Boot from the Linux kernel] Signed-off-by: Linus Walleij Acked-by: William Zhang Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 21 +++++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 0402cb06a74..a934373a299 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -120,6 +120,18 @@ enum flash_dma_reg { }; #ifndef __UBOOT__ +/* flash_dma registers v0*/ +static const u16 flash_dma_regs_v0[] = { + [FLASH_DMA_REVISION] = 0x00, + [FLASH_DMA_FIRST_DESC] = 0x04, + [FLASH_DMA_CTRL] = 0x08, + [FLASH_DMA_MODE] = 0x0c, + [FLASH_DMA_STATUS] = 0x10, + [FLASH_DMA_INTERRUPT_DESC] = 0x14, + [FLASH_DMA_ERROR_STATUS] = 0x18, + [FLASH_DMA_CURRENT_DESC] = 0x1c, +}; + /* flash_dma registers v1*/ static const u16 flash_dma_regs_v1[] = { [FLASH_DMA_REVISION] = 0x00, @@ -614,6 +626,8 @@ static void brcmnand_flash_dma_revision_init(struct brcmnand_controller *ctrl) /* flash_dma register offsets */ if (ctrl->nand_version >= 0x0703) ctrl->flash_dma_offsets = flash_dma_regs_v4; + else if (ctrl->nand_version == 0x0602) + ctrl->flash_dma_offsets = flash_dma_regs_v0; else ctrl->flash_dma_offsets = flash_dma_regs_v1; } @@ -1645,8 +1659,11 @@ static void brcmnand_dma_run(struct brcmnand_host *host, dma_addr_t desc) flash_dma_writel(ctrl, FLASH_DMA_FIRST_DESC, lower_32_bits(desc)); (void)flash_dma_readl(ctrl, FLASH_DMA_FIRST_DESC); - flash_dma_writel(ctrl, FLASH_DMA_FIRST_DESC_EXT, upper_32_bits(desc)); - (void)flash_dma_readl(ctrl, FLASH_DMA_FIRST_DESC_EXT); + if (ctrl->nand_version > 0x0602) { + flash_dma_writel(ctrl, FLASH_DMA_FIRST_DESC_EXT, + upper_32_bits(desc)); + (void)flash_dma_readl(ctrl, FLASH_DMA_FIRST_DESC_EXT); + } /* Start FLASH_DMA engine */ ctrl->dma_pending = true; -- cgit v1.3.1 From 6091939c3475946e92cb0bef6278ec27f93f972b Mon Sep 17 00:00:00 2001 From: Álvaro Fernández Rojas Date: Sat, 11 Feb 2023 16:29:04 +0100 Subject: 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 [Ported to U-Boot from the Linux kernel] Signed-off-by: Linus Walleij Acked-by: William Zhang Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index a934373a299..5d3fb460d89 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -1777,11 +1777,12 @@ static int brcmnand_read_by_pio(struct mtd_info *mtd, struct nand_chip *chip, 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) { @@ -1794,18 +1795,20 @@ static int brcmstb_nand_verify_erased_page(struct mtd_info *mtd, chip->pagebuf = -1; } - sas = mtd->oobsize / chip->ecc.steps; - /* read without ecc for verification */ ret = chip->ecc.read_page_raw(mtd, 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; -- cgit v1.3.1 From 7136624a50baa44e72110cae020246db299b05c8 Mon Sep 17 00:00:00 2001 From: Álvaro Fernández Rojas Date: Sat, 11 Feb 2023 16:29:05 +0100 Subject: 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 [Ported to U-Boot from the Linux kernel] Signed-off-by: Linus Walleij Reviewed-by: Michael Trimarchi Acked-by: William Zhang Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 5d3fb460d89..ee7c3a21602 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -293,8 +293,8 @@ 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, @@ -546,8 +546,8 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) 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) -- cgit v1.3.1 From baeb0a8578456587072ddd17d17debffc10b4687 Mon Sep 17 00:00:00 2001 From: Álvaro Fernández Rojas Date: Sat, 11 Feb 2023 16:29:06 +0100 Subject: 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 [Ported to U-Boot from the Linux kernel] Signed-off-by: Linus Walleij Reviewed-by: Michael Trimarchi Acked-by: William Zhang Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index ee7c3a21602..1ea9091e649 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -561,8 +561,9 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) } 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; } -- cgit v1.3.1 From 3c6ed98c7f2ac0e9e7757ee910776b15d4c5d61b Mon Sep 17 00:00:00 2001 From: Álvaro Fernández Rojas Date: Sat, 11 Feb 2023 16:29:07 +0100 Subject: 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 [Ported to U-Boot from the Linux kernel] Signed-off-by: Linus Walleij Acked-by: William Zhang Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 1ea9091e649..10a2e2c0f59 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -526,7 +526,7 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) { 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; @@ -573,7 +573,7 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) 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 -- cgit v1.3.1 From 31b273186355e8da27967ab519a65965d440cb32 Mon Sep 17 00:00:00 2001 From: Álvaro Fernández Rojas Date: Sat, 11 Feb 2023 16:29:08 +0100 Subject: 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 [Ported to U-Boot from the Linux kernel] Signed-off-by: Linus Walleij Acked-by: William Zhang Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 85 ++++++++++++++++++++++++++++---- 1 file changed, 76 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 10a2e2c0f59..b2ebcaf7a5b 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -217,6 +217,7 @@ 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; @@ -293,6 +294,36 @@ 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, @@ -491,6 +522,9 @@ 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, @@ -526,12 +560,16 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) { 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; @@ -548,6 +586,8 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) 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) @@ -573,14 +613,32 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) 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; } } @@ -756,6 +814,9 @@ static void brcmnand_wr_corr_thresh(struct brcmnand_host *host, u8 val) 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) @@ -814,8 +875,10 @@ static inline u32 brcmnand_spare_area_mask(struct brcmnand_controller *ctrl) 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 @@ -2149,7 +2212,7 @@ static int brcmnand_set_cfg(struct brcmnand_host *host, (!!(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 { @@ -2161,9 +2224,11 @@ static int brcmnand_set_cfg(struct brcmnand_host *host, 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); @@ -2543,6 +2608,8 @@ 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" }, -- cgit v1.3.1 From d346971559297900f0cd27665be8d9b877c156fe Mon Sep 17 00:00:00 2001 From: Álvaro Fernández Rojas Date: Sat, 11 Feb 2023 16:29:09 +0100 Subject: mtd: rawnand: brcmnand: fix OOB R/W with Hamming ECC MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hamming ECC doesn't cover the OOB data, so reading or writing OOB shall always be done without ECC enabled. This is a problem when adding JFFS2 cleanmarkers to erased blocks. If JFFS2 clenmarkers are added to the OOB with ECC enabled, OOB bytes will be changed from ff ff ff to 00 00 00, reporting incorrect ECC errors. Fixes: 27c5b17cd1b1 ("mtd: nand: add NAND driver "library" for Broadcom STB NAND controller") Signed-off-by: Álvaro Fernández Rojas Acked-by: Brian Norris Signed-off-by: Miquel Raynal Link: https://lore.kernel.org/linux-mtd/20210224080210.23686-1-noltari@gmail.com [Ported to U-Boot from the Linux kernel] Signed-off-by: Linus Walleij Acked-by: William Zhang Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index b2ebcaf7a5b..efbf9a3120a 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -2515,6 +2515,12 @@ static int brcmnand_init_cs(struct brcmnand_host *host, ofnode dn) ret = nand_register(0, mtd); #endif /* __UBOOT__ */ + /* If OOB is written with ECC enabled it will cause ECC errors */ + if (is_hamming_ecc(host->ctrl, &host->hwcfg)) { + chip->ecc.write_oob = brcmnand_write_oob_raw; + chip->ecc.read_oob = brcmnand_read_oob_raw; + } + return ret; } -- cgit v1.3.1 From 4f64a310fc1610dec167be0a999ec3849f9e0e3c Mon Sep 17 00:00:00 2001 From: Patrice Chotard Date: Mon, 13 Feb 2023 18:30:04 +0100 Subject: mtd: spinand: Fix display of unknown raw ID In case ID is not found in manufacturer table, the raw ID is printed using %*phN format which is not supported by lib/vsprintf.c. The information displayed doesn't reflect the raw ID return by the unknown spi-nand. Use %02x format instead, as done in spi-nor-core.c. For example, before this patch: ERROR: spi-nand: spi_nand flash@0: unknown raw ID f74ec040 after ERROR: spi-nand: spi_nand flash@0: unknown raw ID 00 c2 26 03 Fixes: 0a6d6bae0386 ("mtd: nand: Add core infrastructure to support SPI NANDs") Signed-off-by: Patrice Chotard Reviewed-by: Frieder Schrempf Acked-by: Michael Trimarchi Signed-off-by: Dario Binacchi --- drivers/mtd/nand/spi/core.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c index 134bf22c805..70d8ae531ee 100644 --- a/drivers/mtd/nand/spi/core.c +++ b/drivers/mtd/nand/spi/core.c @@ -979,8 +979,9 @@ static int spinand_detect(struct spinand_device *spinand) ret = spinand_manufacturer_detect(spinand); if (ret) { - dev_err(spinand->slave->dev, "unknown raw ID %*phN\n", - SPINAND_MAX_ID_LEN, spinand->id.data); + dev_err(spinand->slave->dev, "unknown raw ID %02x %02x %02x %02x\n", + spinand->id.data[0], spinand->id.data[1], + spinand->id.data[2], spinand->id.data[3]); return ret; } -- cgit v1.3.1 From d9fa61f54e7f9ac3e31c362cddda834675200a23 Mon Sep 17 00:00:00 2001 From: Michael Trimarchi Date: Mon, 27 Feb 2023 16:01:43 +0100 Subject: mtd: nand: Show reserved block in chip.erase The "nand chip.erase" command always printed as bad blocks even in the case of reserved blocks. Reserved blocks are used for storing bad block tables. The patch displays "bbt reserved" when printing reserved blocks in "nand chip.erase" command. Signed-off-by: Michael Trimarchi Signed-off-by: Dario Binacchi --- drivers/mtd/nand/raw/nand_util.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/nand_util.c b/drivers/mtd/nand/raw/nand_util.c index b2345dca7f7..72cc24f4037 100644 --- a/drivers/mtd/nand/raw/nand_util.c +++ b/drivers/mtd/nand/raw/nand_util.c @@ -113,9 +113,10 @@ int nand_erase_opts(struct mtd_info *mtd, int ret = mtd_block_isbad(mtd, erase.addr); if (ret > 0) { if (!opts->quiet) - printf("\rSkipping bad block at " + printf("\rSkipping %s at " "0x%08llx " " \n", + ret == 1 ? "bad block" : "bbt reserved", erase.addr); if (!opts->spread) -- cgit v1.3.1