Re: [PATCH linux-next v6 1/8] mtd: spi-nor: read JEDEC ID with multiple I/O protocols

2015-09-10 Thread Jonas Gorski
Hi, On Wed, Sep 9, 2015 at 3:24 PM, Cyrille Pitchen wrote: > When their quad or dual I/O mode is enabled, Micron and Macronix spi-nor > memories don't reply to the regular Read ID (0x9f) command. Instead they > reply to a new dedicated command Read ID Multiple I/O (0xaf). > > If the Read ID

Re: [PATCH linux-next v6 1/8] mtd: spi-nor: read JEDEC ID with multiple I/O protocols

2015-09-10 Thread Jonas Gorski
Hi, On Wed, Sep 9, 2015 at 3:24 PM, Cyrille Pitchen wrote: > When their quad or dual I/O mode is enabled, Micron and Macronix spi-nor > memories don't reply to the regular Read ID (0x9f) command. Instead they > reply to a new dedicated command Read ID Multiple I/O

Re: [PATCH linux-next v6 1/8] mtd: spi-nor: read JEDEC ID with multiple I/O protocols

2015-09-09 Thread Cyrille Pitchen
Hi Marek, Le 09/09/2015 15:59, Marek Vasut a écrit : > On Wednesday, September 09, 2015 at 03:24:11 PM, Cyrille Pitchen wrote: >> When their quad or dual I/O mode is enabled, Micron and Macronix spi-nor >> memories don't reply to the regular Read ID (0x9f) command. Instead they >> reply to a new

Re: [PATCH linux-next v6 1/8] mtd: spi-nor: read JEDEC ID with multiple I/O protocols

2015-09-09 Thread Marek Vasut
On Wednesday, September 09, 2015 at 03:24:11 PM, Cyrille Pitchen wrote: > When their quad or dual I/O mode is enabled, Micron and Macronix spi-nor > memories don't reply to the regular Read ID (0x9f) command. Instead they > reply to a new dedicated command Read ID Multiple I/O (0xaf). > > If the

[PATCH linux-next v6 1/8] mtd: spi-nor: read JEDEC ID with multiple I/O protocols

2015-09-09 Thread Cyrille Pitchen
When their quad or dual I/O mode is enabled, Micron and Macronix spi-nor memories don't reply to the regular Read ID (0x9f) command. Instead they reply to a new dedicated command Read ID Multiple I/O (0xaf). If the Read ID (0x9f) command fails (the read ID is all 1's or all 0's), then the Read ID

[PATCH linux-next v6 1/8] mtd: spi-nor: read JEDEC ID with multiple I/O protocols

2015-09-09 Thread Cyrille Pitchen
When their quad or dual I/O mode is enabled, Micron and Macronix spi-nor memories don't reply to the regular Read ID (0x9f) command. Instead they reply to a new dedicated command Read ID Multiple I/O (0xaf). If the Read ID (0x9f) command fails (the read ID is all 1's or all 0's), then the Read ID

Re: [PATCH linux-next v6 1/8] mtd: spi-nor: read JEDEC ID with multiple I/O protocols

2015-09-09 Thread Marek Vasut
On Wednesday, September 09, 2015 at 03:24:11 PM, Cyrille Pitchen wrote: > When their quad or dual I/O mode is enabled, Micron and Macronix spi-nor > memories don't reply to the regular Read ID (0x9f) command. Instead they > reply to a new dedicated command Read ID Multiple I/O (0xaf). > > If the

Re: [PATCH linux-next v6 1/8] mtd: spi-nor: read JEDEC ID with multiple I/O protocols

2015-09-09 Thread Cyrille Pitchen
Hi Marek, Le 09/09/2015 15:59, Marek Vasut a écrit : > On Wednesday, September 09, 2015 at 03:24:11 PM, Cyrille Pitchen wrote: >> When their quad or dual I/O mode is enabled, Micron and Macronix spi-nor >> memories don't reply to the regular Read ID (0x9f) command. Instead they >> reply to a new