Re: [PATCH v2 2/3] mtd: spi-nor: add support to unlock flash device.

2019-05-02 Thread Sagar Kadam
On Tue, Apr 30, 2019 at 10:49 PM Paul Walmsley wrote: > > On Sun, 28 Apr 2019, Sagar Shrikant Kadam wrote: > > > Nor device (is25wp256 mounted on HiFive unleashed Rev A00 board) from ISSI > > have memory blocks guarded by block protection bits BP[0,1,2,3]. > > > > Clearing block protection bits,un

Re: [PATCH v2 2/3] mtd: spi-nor: add support to unlock flash device.

2019-04-30 Thread Paul Walmsley
On Sun, 28 Apr 2019, Sagar Shrikant Kadam wrote: > Nor device (is25wp256 mounted on HiFive unleashed Rev A00 board) from ISSI > have memory blocks guarded by block protection bits BP[0,1,2,3]. > > Clearing block protection bits,unlocks the flash memory regions > The unlock scheme is registered du

[PATCH v2 2/3] mtd: spi-nor: add support to unlock flash device.

2019-04-28 Thread Sagar Shrikant Kadam
Nor device (is25wp256 mounted on HiFive unleashed Rev A00 board) from ISSI have memory blocks guarded by block protection bits BP[0,1,2,3]. Clearing block protection bits,unlocks the flash memory regions The unlock scheme is registered during nor scans. Signed-off-by: Sagar Shrikant Kadam --- d