Re: [PATCHv4 1/1] mtd: nand: pxa3xx: Set FORCE_CSX bit to ARMADA370 variants

2018-01-07 Thread Chris Packham
On 08/01/18 11:35, Chris Packham wrote: > Hi Miquel, Ezequiel, > > On 23/12/17 05:56, Ezequiel Garcia wrote: >> On 22 December 2017 at 12:53, Miquel RAYNAL >> wrote: >>> Hello Chris, >>> >>> On Fri, 22 Dec 2017 12:19:04 +1300 >>> Chris Packham

Re: [PATCHv4 1/1] mtd: nand: pxa3xx: Set FORCE_CSX bit to ARMADA370 variants

2018-01-07 Thread Chris Packham
On 08/01/18 11:35, Chris Packham wrote: > Hi Miquel, Ezequiel, > > On 23/12/17 05:56, Ezequiel Garcia wrote: >> On 22 December 2017 at 12:53, Miquel RAYNAL >> wrote: >>> Hello Chris, >>> >>> On Fri, 22 Dec 2017 12:19:04 +1300 >>> Chris Packham wrote: >>> From: Kalyan Kinthada

Re: [PATCHv4 1/1] mtd: nand: pxa3xx: Set FORCE_CSX bit to ARMADA370 variants

2018-01-07 Thread Chris Packham
Hi Miquel, Ezequiel, On 23/12/17 05:56, Ezequiel Garcia wrote: > On 22 December 2017 at 12:53, Miquel RAYNAL > wrote: >> Hello Chris, >> >> On Fri, 22 Dec 2017 12:19:04 +1300 >> Chris Packham wrote: >> >>> From: Kalyan

Re: [PATCHv4 1/1] mtd: nand: pxa3xx: Set FORCE_CSX bit to ARMADA370 variants

2018-01-07 Thread Chris Packham
Hi Miquel, Ezequiel, On 23/12/17 05:56, Ezequiel Garcia wrote: > On 22 December 2017 at 12:53, Miquel RAYNAL > wrote: >> Hello Chris, >> >> On Fri, 22 Dec 2017 12:19:04 +1300 >> Chris Packham wrote: >> >>> From: Kalyan Kinthada >>> >>> The Armada-370 based SoCs support arbitration between the

Re: [PATCHv4 1/1] mtd: nand: pxa3xx: Set FORCE_CSX bit to ARMADA370 variants

2017-12-22 Thread Ezequiel Garcia
On 22 December 2017 at 12:53, Miquel RAYNAL wrote: > Hello Chris, > > On Fri, 22 Dec 2017 12:19:04 +1300 > Chris Packham wrote: > >> From: Kalyan Kinthada >> >> The Armada-370 based SoCs

Re: [PATCHv4 1/1] mtd: nand: pxa3xx: Set FORCE_CSX bit to ARMADA370 variants

2017-12-22 Thread Ezequiel Garcia
On 22 December 2017 at 12:53, Miquel RAYNAL wrote: > Hello Chris, > > On Fri, 22 Dec 2017 12:19:04 +1300 > Chris Packham wrote: > >> From: Kalyan Kinthada >> >> The Armada-370 based SoCs support arbitration between the NAND Flash >> interface and NOR (i.e. devbus) on the same chip select.

Re: [PATCHv4 1/1] mtd: nand: pxa3xx: Set FORCE_CSX bit to ARMADA370 variants

2017-12-22 Thread Miquel RAYNAL
Hello Chris, On Fri, 22 Dec 2017 12:19:04 +1300 Chris Packham wrote: > From: Kalyan Kinthada > > The Armada-370 based SoCs support arbitration between the NAND Flash > interface and NOR (i.e. devbus) on the same chip

Re: [PATCHv4 1/1] mtd: nand: pxa3xx: Set FORCE_CSX bit to ARMADA370 variants

2017-12-22 Thread Miquel RAYNAL
Hello Chris, On Fri, 22 Dec 2017 12:19:04 +1300 Chris Packham wrote: > From: Kalyan Kinthada > > The Armada-370 based SoCs support arbitration between the NAND Flash > interface and NOR (i.e. devbus) on the same chip select. However there > are two guidelines that must be followed to avoid

[PATCHv4 1/1] mtd: nand: pxa3xx: Set FORCE_CSX bit to ARMADA370 variants

2017-12-21 Thread Chris Packham
From: Kalyan Kinthada The Armada-370 based SoCs support arbitration between the NAND Flash interface and NOR (i.e. devbus) on the same chip select. However there are two guidelines that must be followed to avoid data corruption in this scenario. First

[PATCHv4 1/1] mtd: nand: pxa3xx: Set FORCE_CSX bit to ARMADA370 variants

2017-12-21 Thread Chris Packham
From: Kalyan Kinthada The Armada-370 based SoCs support arbitration between the NAND Flash interface and NOR (i.e. devbus) on the same chip select. However there are two guidelines that must be followed to avoid data corruption in this scenario. First GL-6843509 which states that only "Don't