Re: [PATCH 5/7] mtd: nand: Add Hynix H27UBG8T2BTR-BC to nand_ids table

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On Mon, 6 Jun 2016 22:31:38 +0200
Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx> wrote:

> On Mon, 6 Jun 2016 22:59:03 +0300
> Aleksei Mamlin <mamlinav@xxxxxxxxx> wrote:
> 
> > On Mon, 6 Jun 2016 20:55:49 +0200
> > Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx> wrote:
> > 
> > > On Mon,  6 Jun 2016 13:24:22 +0300
> > > Aleksei Mamlin <mamlinav@xxxxxxxxx> wrote:
> > >   
> > > > Add the full description of the Hynix H27UBG8T2BTR-BC NAND chip in the
> > > > nand_ids table so that we can later use the NAND ECC infos and ONFI timings
> > > > mode in controller drivers.  
> > > 
> > > Still hoping to get this series [1] merged in 4.8, but if that's
> > > not the case, I'll apply your patch.
> > > 
> > > BTW, that would be great if you could test it on your platforms.
> > >   
> > 
> > It seems that Hynix-specific initialization code can't handle H27UBG8T2BTR-BC
> > chip:
> > 
> > [    0.886153] nand: Could not find valid ONFI parameter page; aborting
> > [    0.892665] nand: device found, Manufacturer ID: 0xad, Chip ID: 0xd7
> > [    0.899025] nand: Hynix 1c03000.nand
> > [    0.902596] nand: bus width 8 instead 16 bit
> > [    0.906858] nand: No NAND device found
> > [    0.910620] sunxi_nand 1c03000.nand: failed to init nand chips
> > [    0.916528] sunxi_nand: probe of 1c03000.nand failed with error -22
> 
> Can you try this patch? It should fix the problem [1].
> 
> [1]http://code.bulix.org/6hjww1-100494
> 

Yes, it fixes problem. What about ONFI parameter page? Should it be ignored?
[    0.886068] nand: Could not find valid ONFI parameter page; aborting
[    0.892571] nand: device found, Manufacturer ID: 0xad, Chip ID: 0xd7
[    0.898917] nand: Hynix NAND 4GiB 3,3V 8-bit
[    0.903198] nand: 4096 MiB, MLC, erase size: 2048 KiB, page size: 8192, OOB size: 640
[    0.911908] Bad block table found at page 524032, version 0x01
[    0.918534] Bad block table found at page 523776, version 0x01
[    0.972112] 5 ofpart partitions found on MTD device 1c03000.nand
[    0.978116] Creating 5 MTD partitions on "1c03000.nand":
[    0.983477] 0x000000000000-0x000000200000 : "boot0"
[    0.988803] 0x000000200000-0x000000400000 : "boot0-rescue"
[    0.994692] 0x000000400000-0x000000600000 : "uboot"
[    0.999944] 0x000000600000-0x000000800000 : "uboot-rescue"
[    1.005763] 0x000000800000-0x000100000000 : "main"

> 
> -- 
> Boris Brezillon, Free Electrons
> Embedded Linux and Kernel engineering
> http://free-electrons.com


-- 
Thanks and regards,
Aleksei Mamlin
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