diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-27 20:06:53 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-27 20:06:53 -0700 |
commit | 29a6ccca3869bbe33879dae0cd7df2a1559eff54 (patch) | |
tree | 2d9d355d8662ede95af7bc812d686dc4d5f37ff3 /drivers/mtd/nand | |
parent | 426048313dfa7d65dbd2379b1665755511f9544f (diff) | |
parent | 6a8a98b22b10f1560d5f90aded4a54234b9b2724 (diff) |
Merge git://git.infradead.org/mtd-2.6
* git://git.infradead.org/mtd-2.6: (97 commits)
mtd: kill CONFIG_MTD_PARTITIONS
mtd: remove add_mtd_partitions, add_mtd_device and friends
mtd: convert remaining users to mtd_device_register()
mtd: samsung onenand: convert to mtd_device_register()
mtd: omap2 onenand: convert to mtd_device_register()
mtd: txx9ndfmc: convert to mtd_device_register()
mtd: tmio_nand: convert to mtd_device_register()
mtd: socrates_nand: convert to mtd_device_register()
mtd: sharpsl: convert to mtd_device_register()
mtd: s3c2410 nand: convert to mtd_device_register()
mtd: ppchameleonevb: convert to mtd_device_register()
mtd: orion_nand: convert to mtd_device_register()
mtd: omap2: convert to mtd_device_register()
mtd: nomadik_nand: convert to mtd_device_register()
mtd: ndfc: convert to mtd_device_register()
mtd: mxc_nand: convert to mtd_device_register()
mtd: mpc5121_nfc: convert to mtd_device_register()
mtd: jz4740_nand: convert to mtd_device_register()
mtd: h1910: convert to mtd_device_register()
mtd: fsmc_nand: convert to mtd_device_register()
...
Fixed up trivial conflicts in
- drivers/mtd/maps/integrator-flash.c: removed in ARM tree
- drivers/mtd/maps/physmap.c: addition of afs partition probe type
clashing with removal of CONFIG_MTD_PARTITIONS
Diffstat (limited to 'drivers/mtd/nand')
45 files changed, 406 insertions, 873 deletions
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index edec457d361..4c3425235ad 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -92,7 +92,7 @@ config MTD_NAND_EDB7312 config MTD_NAND_H1900 tristate "iPAQ H1900 flash" - depends on ARCH_PXA && MTD_PARTITIONS + depends on ARCH_PXA help This enables the driver for the iPAQ h1900 flash. @@ -419,7 +419,6 @@ config MTD_NAND_TMIO config MTD_NAND_NANDSIM tristate "Support for NAND Flash Simulator" - depends on MTD_PARTITIONS help The simulator may simulate various NAND flash chips for the MTD nand layer. @@ -513,7 +512,7 @@ config MTD_NAND_SOCRATES config MTD_NAND_NUC900 tristate "Support for NAND on Nuvoton NUC9xx/w90p910 evaluation boards." - depends on ARCH_W90X900 && MTD_PARTITIONS + depends on ARCH_W90X900 help This enables the driver for the NAND Flash on evaluation board based on w90p910 / NUC9xx. diff --git a/drivers/mtd/nand/alauda.c b/drivers/mtd/nand/alauda.c index 8691e0482ed..eb40ea829ab 100644 --- a/drivers/mtd/nand/alauda.c +++ b/drivers/mtd/nand/alauda.c @@ -120,7 +120,7 @@ static void alauda_delete(struct kref *kref) struct alauda *al = container_of(kref, struct alauda, kref); if (al->mtd) { - del_mtd_device(al->mtd); + mtd_device_unregister(al->mtd); kfree(al->mtd); } usb_put_dev(al->dev); @@ -592,7 +592,7 @@ static int alauda_init_media(struct alauda *al) mtd->priv = al; mtd->owner = THIS_MODULE; - err = add_mtd_device(mtd); + err = mtd_device_register(mtd, NULL, 0); if (err) { err = -ENFILE; goto error; diff --git a/drivers/mtd/nand/ams-delta.c b/drivers/mtd/nand/ams-delta.c index bc65bf71e1a..78017eb9318 100644 --- a/drivers/mtd/nand/ams-delta.c +++ b/drivers/mtd/nand/ams-delta.c @@ -235,8 +235,8 @@ static int __devinit ams_delta_init(struct platform_device *pdev) } /* Register the partitions */ - add_mtd_partitions(ams_delta_mtd, partition_info, - ARRAY_SIZE(partition_info)); + mtd_device_register(ams_delta_mtd, partition_info, + ARRAY_SIZE(partition_info)); goto out; diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index 950646aa4c4..b300705d41c 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -30,6 +30,7 @@ #include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> +#include <linux/dmaengine.h> #include <linux/gpio.h> #include <linux/io.h> @@ -494,11 +495,8 @@ static int __init atmel_nand_probe(struct platform_device *pdev) struct resource *regs; struct resource *mem; int res; - -#ifdef CONFIG_MTD_PARTITIONS struct mtd_partition *partitions = NULL; int num_partitions = 0; -#endif mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!mem) { @@ -656,7 +654,6 @@ static int __init atmel_nand_probe(struct platform_device *pdev) goto err_scan_tail; } -#ifdef CONFIG_MTD_PARTITIONS #ifdef CONFIG_MTD_CMDLINE_PARTS mtd->name = "atmel_nand"; num_partitions = parse_mtd_partitions(mtd, part_probes, @@ -672,17 +669,11 @@ static int __init atmel_nand_probe(struct platform_device *pdev) goto err_no_partitions; } - res = add_mtd_partitions(mtd, partitions, num_partitions); -#else - res = add_mtd_device(mtd); -#endif - + res = mtd_device_register(mtd, partitions, num_partitions); if (!res) return res; -#ifdef CONFIG_MTD_PARTITIONS err_no_partitions: -#endif nand_release(mtd); err_scan_tail: err_scan_ident: diff --git a/drivers/mtd/nand/au1550nd.c b/drivers/mtd/nand/au1550nd.c index 5d513b54a7d..e7767eef450 100644 --- a/drivers/mtd/nand/au1550nd.c +++ b/drivers/mtd/nand/au1550nd.c @@ -581,7 +581,8 @@ static int __init au1xxx_nand_init(void) } /* Register the partitions */ - add_mtd_partitions(au1550_mtd, partition_info, ARRAY_SIZE(partition_info)); + mtd_device_register(au1550_mtd, partition_info, + ARRAY_SIZE(partition_info)); return 0; diff --git a/drivers/mtd/nand/autcpu12.c b/drivers/mtd/nand/autcpu12.c index 0911cf03db8..eddc9a22498 100644 --- a/drivers/mtd/nand/autcpu12.c +++ b/drivers/mtd/nand/autcpu12.c @@ -185,20 +185,20 @@ static int __init autcpu12_init(void) /* Register the partitions */ switch (autcpu12_mtd->size) { case SZ_16M: - add_mtd_partitions(autcpu12_mtd, partition_info16k, - NUM_PARTITIONS16K); + mtd_device_register(autcpu12_mtd, partition_info16k, + NUM_PARTITIONS16K); break; case SZ_32M: - add_mtd_partitions(autcpu12_mtd, partition_info32k, - NUM_PARTITIONS32K); + mtd_device_register(autcpu12_mtd, partition_info32k, + NUM_PARTITIONS32K); break; case SZ_64M: - add_mtd_partitions(autcpu12_mtd, partition_info64k, - NUM_PARTITIONS64K); + mtd_device_register(autcpu12_mtd, partition_info64k, + NUM_PARTITIONS64K); break; case SZ_128M: - add_mtd_partitions(autcpu12_mtd, partition_info128k, - NUM_PARTITIONS128K); + mtd_device_register(autcpu12_mtd, partition_info128k, + NUM_PARTITIONS128K); break; default: printk("Unsupported SmartMedia device\n"); diff --git a/drivers/mtd/nand/bcm_umi_nand.c b/drivers/mtd/nand/bcm_umi_nand.c index dfe262c726f..9ec280738a9 100644 --- a/drivers/mtd/nand/bcm_umi_nand.c +++ b/drivers/mtd/nand/bcm_umi_nand.c @@ -52,9 +52,7 @@ static const __devinitconst char gBanner[] = KERN_INFO \ "BCM UMI MTD NAND Driver: 1.00\n"; -#ifdef CONFIG_MTD_PARTITIONS const char *part_probes[] = { "cmdlinepart", NULL }; -#endif #if NAND_ECC_BCH static uint8_t scan_ff_pattern[] = { 0xff }; @@ -509,7 +507,7 @@ static int __devinit bcm_umi_nand_probe(struct platform_device *pdev) kfree(board_mtd); return -EIO; } - add_mtd_partitions(board_mtd, partition_info, nr_partitions); + mtd_device_register(board_mtd, partition_info, nr_partitions); } /* Return happy */ diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c index 79947bea4d5..dd899cb5d36 100644 --- a/drivers/mtd/nand/bf5xx_nand.c +++ b/drivers/mtd/nand/bf5xx_nand.c @@ -659,15 +659,10 @@ static int bf5xx_nand_hw_init(struct bf5xx_nand_info *info) static int __devinit bf5xx_nand_add_partition(struct bf5xx_nand_info *info) { struct mtd_info *mtd = &info->mtd; - -#ifdef CONFIG_MTD_PARTITIONS struct mtd_partition *parts = info->platform->partitions; int nr = info->platform->nr_partitions; - return add_mtd_partitions(mtd, parts, nr); -#else - return add_mtd_device(mtd); -#endif + return mtd_device_register(mtd, parts, nr); } static int __devexit bf5xx_nand_remove(struct platform_device *pdev) diff --git a/drivers/mtd/nand/cafe_nand.c b/drivers/mtd/nand/cafe_nand.c index e06c8983978..87ebb4e5b0c 100644 --- a/drivers/mtd/nand/cafe_nand.c +++ b/drivers/mtd/nand/cafe_nand.c @@ -90,9 +90,7 @@ static unsigned int numtimings; static int timing[3]; module_param_array(timing, int, &numtimings, 0644); -#ifdef CONFIG_MTD_PARTITIONS static const char *part_probes[] = { "cmdlinepart", "RedBoot", NULL }; -#endif /* Hrm. Why isn't this already conditional on something in the struct device? */ #define cafe_dev_dbg(dev, args...) do { if (debug) dev_dbg(dev, ##args); } while(0) @@ -632,10 +630,8 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev, struct cafe_priv *cafe; uint32_t ctrl; int err = 0; -#ifdef CONFIG_MTD_PARTITIONS struct mtd_partition *parts; int nr_parts; -#endif /* Very old versions shared the same PCI ident for all three functions on the chip. Verify the class too... */ @@ -804,9 +800,8 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev, pci_set_drvdata(pdev, mtd); /* We register the whole device first, separate from the partitions */ - add_mtd_device(mtd); + mtd_device_register(mtd, NULL, 0); -#ifdef CONFIG_MTD_PARTITIONS #ifdef CONFIG_MTD_CMDLINE_PARTS mtd->name = "cafe_nand"; #endif @@ -814,9 +809,8 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev, if (nr_parts > 0) { cafe->parts = parts; dev_info(&cafe->pdev->dev, "%d partitions found\n", nr_parts); - add_mtd_partitions(mtd, parts, nr_parts); + mtd_device_register(mtd, parts, nr_parts); } -#endif goto out; out_irq: @@ -838,7 +832,6 @@ static void __devexit cafe_nand_remove(struct pci_dev *pdev) struct mtd_info *mtd = pci_get_drvdata(pdev); struct cafe_priv *cafe = mtd->priv; - del_mtd_device(mtd); /* Disable NAND IRQ in global IRQ mask register */ cafe_writel(cafe, ~1 & cafe_readl(cafe, GLOBAL_IRQ_MASK), GLOBAL_IRQ_MASK); free_irq(pdev->irq, mtd); diff --git a/drivers/mtd/nand/cmx270_nand.c b/drivers/mtd/nand/cmx270_nand.c index 6e649527825..6fc043a30d1 100644 --- a/drivers/mtd/nand/cmx270_nand.c +++ b/drivers/mtd/nand/cmx270_nand.c @@ -238,7 +238,7 @@ static int __init cmx270_init(void) /* Register the partitions */ pr_notice("Using %s partition definition\n", part_type); - ret = add_mtd_partitions(cmx270_nand_mtd, mtd_parts, mtd_parts_nb); + ret = mtd_device_register(cmx270_nand_mtd, mtd_parts, mtd_parts_nb); if (ret) goto err_scan; diff --git a/drivers/mtd/nand/cs553x_nand.c b/drivers/mtd/nand/cs553x_nand.c index 71c35a0b982..f59ad1f2d5d 100644 --- a/drivers/mtd/nand/cs553x_nand.c +++ b/drivers/mtd/nand/cs553x_nand.c @@ -277,22 +277,15 @@ static int is_geode(void) return 0; } - -#ifdef CONFIG_MTD_PARTITIONS static const char *part_probes[] = { "cmdlinepart", NULL }; -#endif - static int __init cs553x_init(void) { int err = -ENXIO; int i; uint64_t val; - -#ifdef CONFIG_MTD_PARTITIONS int mtd_parts_nb = 0; struct mtd_partition *mtd_parts = NULL; -#endif /* If the CPU isn't a Geode GX or LX, abort */ if (!is_geode()) @@ -324,17 +317,11 @@ static int __init cs553x_init(void) if (cs553x_mtd[i]) { /* If any devices registered, return success. Else the last error. */ -#ifdef CONFIG_MTD_PARTITIONS mtd_parts_nb = parse_mtd_partitions(cs553x_mtd[i], part_probes, &mtd_parts, 0); - if (mtd_parts_nb > 0) { + if (mtd_parts_nb > 0) printk(KERN_NOTICE "Using command line partition definition\n"); - add_mtd_partitions(cs553x_mtd[i], mtd_parts, mtd_parts_nb); - } else { - add_mtd_device(cs553x_mtd[i]); - } -#else - add_mtd_device(cs553x_mtd[i]); -#endif + mtd_device_register(cs553x_mtd[i], mtd_parts, + mtd_parts_nb); err = 0; } } diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c index aff3468867a..1f34951ae1a 100644 --- a/drivers/mtd/nand/davinci_nand.c +++ b/drivers/mtd/nand/davinci_nand.c @@ -530,6 +530,8 @@ static int __init nand_davinci_probe(struct platform_device *pdev) int ret; uint32_t val; nand_ecc_modes_t ecc_mode; + struct mtd_partition *mtd_parts = NULL; + int mtd_parts_nb = 0; /* insist on board-specific configuration */ if (!pdata) @@ -749,41 +751,33 @@ syndrome_done: if (ret < 0) goto err_scan; - if (mtd_has_partitions()) { - struct mtd_partition *mtd_parts = NULL; - int mtd_parts_nb = 0; + if (mtd_has_cmdlinepart()) { + static const char *probes[] __initconst = { + "cmdlinepart", NULL + }; - if (mtd_has_cmdlinepart()) { - static const char *probes[] __initconst = - { "cmdlinepart", NULL }; - - mtd_parts_nb = parse_mtd_partitions(&info->mtd, probes, - &mtd_parts, 0); - } - - if (mtd_parts_nb <= 0) { - mtd_parts = pdata->parts; - mtd_parts_nb = pdata->nr_parts; - } + mtd_parts_nb = parse_mtd_partitions(&info->mtd, probes, + &mtd_parts, 0); + } - /* Register any partitions */ - if (mtd_parts_nb > 0) { - ret = add_mtd_partitions(&info->mtd, - mtd_parts, mtd_parts_nb); - if (ret == 0) - info->partitioned = true; - } + if (mtd_parts_nb <= 0) { + mtd_parts = pdata->parts; + mtd_parts_nb = pdata->nr_parts; + } - } else if (pdata->nr_parts) { - dev_warn(&pdev->dev, "ignoring %d default partitions on %s\n", - pdata->nr_parts, info->mtd.name); + /* Register any partitions */ + if (mtd_parts_nb > 0) { + ret = mtd_device_register(&info->mtd, mtd_parts, + mtd_parts_nb); + if (ret == 0) + info->partitioned = true; } /* If there's no partition info, just package the whole chip * as a single MTD device. */ if (!info->partitioned) - ret = add_mtd_device(&info->mtd) ? -ENODEV : 0; + ret = mtd_device_register(&info->mtd, NULL, 0) ? -ENODEV : 0; if (ret < 0) goto err_scan; @@ -824,10 +818,7 @@ static int __exit nand_davinci_remove(struct platform_device *pdev) struct davinci_nand_info *info = platform_get_drvdata(pdev); int status; - if (mtd_has_partitions() && info->partitioned) - status = del_mtd_partitions(&info->mtd); - else - status = del_mtd_device(&info->mtd); + status = mtd_device_unregister(&info->mtd); spin_lock_irq(&davinci_nand_lock); if (info->chip.ecc.mode == NAND_ECC_HW_SYNDROME) diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c index 4633f094c51..d5276218945 100644 --- a/drivers/mtd/nand/denali.c +++ b/drivers/mtd/nand/denali.c @@ -19,6 +19,7 @@ #include <linux/interrupt.h> #include <linux/delay.h> +#include <linux/dma-mapping.h> #include <linux/wait.h> #include <linux/mutex.h> #include <linux/slab.h> @@ -44,16 +45,16 @@ MODULE_PARM_DESC(onfi_timing_mode, "Overrides default ONFI setting." /* We define a macro here that combines all interrupts this driver uses into * a single constant value, for convenience. */ -#define DENALI_IRQ_ALL (INTR_STATUS0__DMA_CMD_COMP | \ - INTR_STATUS0__ECC_TRANSACTION_DONE | \ - INTR_STATUS0__ECC_ERR | \ - INTR_STATUS0__PROGRAM_FAIL | \ - INTR_STATUS0__LOAD_COMP | \ - INTR_STATUS0__PROGRAM_COMP | \ - INTR_STATUS0__TIME_OUT | \ - INTR_STATUS0__ERASE_FAIL | \ - INTR_STATUS0__RST_COMP | \ - INTR_STATUS0__ERASE_COMP) +#define DENALI_IRQ_ALL (INTR_STATUS__DMA_CMD_COMP | \ + INTR_STATUS__ECC_TRANSACTION_DONE | \ + INTR_STATUS__ECC_ERR | \ + INTR_STATUS__PROGRAM_FAIL | \ + INTR_STATUS__LOAD_COMP | \ + INTR_STATUS__PROGRAM_COMP | \ + INTR_STATUS__TIME_OUT | \ + INTR_STATUS__ERASE_FAIL | \ + INTR_STATUS__RST_COMP | \ + INTR_STATUS__ERASE_COMP) /* indicates whether or not the internal value for the flash bank is * valid or not */ @@ -95,30 +96,6 @@ static const struct pci_device_id denali_pci_ids[] = { { /* end: all zeroes */ } }; - -/* these are static lookup tables that give us easy access to - * registers in the NAND controller. - */ -static const uint32_t intr_status_addresses[4] = {INTR_STATUS0, - INTR_STATUS1, - INTR_STATUS2, - INTR_STATUS3}; - -static const uint32_t device_reset_banks[4] = {DEVICE_RESET__BANK0, - DEVICE_RESET__BANK1, - DEVICE_RESET__BANK2, - DEVICE_RESET__BANK3}; - -static const uint32_t operation_timeout[4] = {INTR_STATUS0__TIME_OUT, - INTR_STATUS1__TIME_OUT, - INTR_STATUS2__TIME_OUT, - INTR_STATUS3__TIME_OUT}; - -static const uint32_t reset_complete[4] = {INTR_STATUS0__RST_COMP, - INTR_STATUS1__RST_COMP, - INTR_STATUS2__RST_COMP, - INTR_STATUS3__RST_COMP}; - /* forward declarations */ static void clear_interrupts(struct denali_nand_info *denali); static uint32_t wait_for_irq(struct denali_nand_info *denali, @@ -180,19 +157,17 @@ static void read_status(struct denali_nand_info *denali) static void reset_bank(struct denali_nand_info *denali) { uint32_t irq_status = 0; - uint32_t irq_mask = reset_complete[denali->flash_bank] | - operation_timeout[denali->flash_bank]; - int bank = 0; + uint32_t irq_mask = INTR_STATUS__RST_COMP | + INTR_STATUS__TIME_OUT; clear_interrupts(denali); - bank = device_reset_banks[denali->flash_bank]; - iowrite32(bank, denali->flash_reg + DEVICE_RESET); + iowrite32(1 << denali->flash_bank, denali->flash_reg + DEVICE_RESET); irq_status = wait_for_irq(denali, irq_mask); - if (irq_status & operation_timeout[denali->flash_bank]) - dev_err(&denali->dev->dev, "reset bank failed.\n"); + if (irq_status & INTR_STATUS__TIME_OUT) + dev_err(denali->dev, "reset bank failed.\n"); } /* Reset the flash controller */ @@ -200,29 +175,28 @@ static uint16_t denali_nand_reset(struct denali_nand_info *denali) { uint32_t i; - dev_dbg(&denali->dev->dev, "%s, Line %d, Function: %s\n", + dev_dbg(denali->dev, "%s, Line %d, Function: %s\n", __FILE__, __LINE__, __func__); - for (i = 0 ; i < LLD_MAX_FLASH_BANKS; i++) - iowrite32(reset_complete[i] | operation_timeout[i], - denali->flash_reg + intr_status_addresses[i]); + for (i = 0 ; i < denali->max_banks; i++) + iowrite32(INTR_STATUS__RST_COMP | INTR_STATUS__TIME_OUT, + denali->flash_reg + INTR_STATUS(i)); - for (i = 0 ; i < LLD_MAX_FLASH_BANKS; i++) { - iowrite32(device_reset_banks[i], - denali->flash_reg + DEVICE_RESET); + for (i = 0 ; i < denali->max_banks; i++) { + iowrite32(1 << i, denali->flash_reg + DEVICE_RESET); while (!(ioread32(denali->flash_reg + - intr_status_addresses[i]) & - (reset_complete[i] | operation_timeout[i]))) + INTR_STATUS(i)) & + (INTR_STATUS__RST_COMP | INTR_STATUS__TIME_OUT))) cpu_relax(); - if (ioread32(denali->flash_reg + intr_status_addresses[i]) & - operation_timeout[i]) - dev_dbg(&denali->dev->dev, + if (ioread32(denali->flash_reg + INTR_STATUS(i)) & + INTR_STATUS__TIME_OUT) + dev_dbg(denali->dev, "NAND Reset operation timed out on bank %d\n", i); } - for (i = 0; i < LLD_MAX_FLASH_BANKS; i++) - iowrite32(reset_complete[i] | operation_timeout[i], - denali->flash_reg + intr_status_addresses[i]); + for (i = 0; i < denali->max_banks; i++) + iowrite32(INTR_STATUS__RST_COMP | INTR_STATUS__TIME_OUT, + denali->flash_reg + INTR_STATUS(i)); return PASS; } @@ -254,7 +228,7 @@ static void nand_onfi_timing_set(struct denali_nand_info *denali, uint16_t acc_clks; uint16_t addr_2_data, re_2_we, re_2_re, we_2_re, cs_cnt; - dev_dbg(&denali->dev->dev, "%s, Line %d, Function: %s\n", + dev_dbg(denali->dev, "%s, Line %d, Function: %s\n", __FILE__, __LINE__, __func__); en_lo = CEIL_DIV(Trp[mode], CLK_X); @@ -291,7 +265,7 @@ static void nand_onfi_timing_set(struct denali_nand_info *denali, acc_clks++; if ((data_invalid - acc_clks * CLK_X) < 2) - dev_warn(&denali->dev->dev, "%s, Line %d: Warning!\n", + dev_warn(denali->dev, "%s, Line %d: Warning!\n", __FILE__, __LINE__); addr_2_data = CEIL_DIV(Tadl[mode], CLK_X); @@ -419,7 +393,7 @@ static void get_hynix_nand_para(struct denali_nand_info *denali, #endif break; default: - dev_warn(&denali->dev->dev, + dev_warn(denali->dev, "Spectra: Unknown Hynix NAND (Device ID: 0x%x)." "Will use default parameter values instead.\n", device_id); @@ -431,17 +405,17 @@ static void get_hynix_nand_para(struct denali_nand_info *denali, */ static void find_valid_banks(struct denali_nand_info *denali) { - uint32_t id[LLD_MAX_FLASH_BANKS]; + uint32_t id[denali->max_banks]; int i; denali->total_used_banks = 1; - for (i = 0; i < LLD_MAX_FLASH_BANKS; i++) { + for (i = 0; i < denali->max_banks; i++) { index_addr(denali, (uint32_t)(MODE_11 | (i << 24) | 0), 0x90); index_addr(denali, (uint32_t)(MODE_11 | (i << 24) | 1), 0); index_addr_read_data(denali, (uint32_t)(MODE_11 | (i << 24) | 2), &id[i]); - dev_dbg(&denali->dev->dev, + dev_dbg(denali->dev, "Return 1st ID for bank[%d]: %x\n", i, id[i]); if (i == 0) { @@ -461,16 +435,27 @@ static void find_valid_banks(struct denali_nand_info *denali) * Multichip support is not enabled. */ if (denali->total_used_banks != 1) { - dev_err(&denali->dev->dev, + dev_err(denali->dev, "Sorry, Intel CE4100 only supports " "a single NAND device.\n"); BUG(); } } - dev_dbg(&denali->dev->dev, + dev_dbg(denali->dev, "denali->total_used_banks: %d\n", denali->total_used_banks); } +/* + * Use the configuration feature register to determine the maximum number of + * banks that the hardware supports. + */ +static void detect_max_banks(struct denali_nand_info *denali) +{ + uint32_t features = ioread32(denali->flash_reg + FEATURES); + + denali->max_banks = 2 << (features & FEATURES__N_BANKS); +} + static void detect_partition_feature(struct denali_nand_info *denali) { /* For MRST platform, denali->fwblks represent the @@ -480,15 +465,15 @@ static void detect_partition_feature(struct denali_nand_info *denali) * blocks it can't touch. * */ if (ioread32(denali->flash_reg + FEATURES) & FEATURES__PARTITION) { - if ((ioread32(denali->flash_reg + PERM_SRC_ID_1) & - PERM_SRC_ID_1__SRCID) == SPECTRA_PARTITION_ID) { + if ((ioread32(denali->flash_reg + PERM_SRC_ID(1)) & + PERM_SRC_ID__SRCID) == SPECTRA_PARTITION_ID) { denali->fwblks = - ((ioread32(denali->flash_reg + MIN_MAX_BANK_1) & - MIN_MAX_BANK_1__MIN_VALUE) * + ((ioread32(denali->flash_reg + MIN_MAX_BANK(1)) & + MIN_MAX_BANK__MIN_VALUE) * denali->blksperchip) + - (ioread32(denali->flash_reg + MIN_BLK_ADDR_1) & - MIN_BLK_ADDR_1__VALUE); + (ioread32(denali->flash_reg + MIN_BLK_ADDR(1)) & + MIN_BLK_ADDR__VALUE); } else denali->fwblks = SPECTRA_START_BLOCK; } else @@ -501,7 +486,7 @@ static uint16_t denali_nand_timing_set(struct denali_nand_i |