Hi Yogi,
On Sun, Feb 9, 2014 at 2:10 PM, Yogi P <yogi.p2...@gmail.com> wrote:
> Hello all,
>
> From following commit spi write/erase times out on gplugd which uses ATMEL
> AT45DB041D spi flash.
>
>>commit f4f51a8ff894d34eb332f0d11f6c73c7bf509848
>>Author: Jagannadha Sutradharudu Teki <jaga...@xilinx.com>
>>Date: Wed Oct 2 19:36:58 2013 +0530
>>
>> sf: probe: Add support for erase sector selection flag
>>
>> SECT_4K, SECT_32K and SECT_64K opeartions are performed to
>> to specific flash by adding a SECT* flag on respective
>> spi_flash_params.flag param.
>>
>>Signed-off-by: Jagannadha Sutradharudu Teki <jaga...@xilinx.com>
>
> Prior to this patch erase size was same as sector size; which is 64 * 1024
> (64k).
> This 64K was replaced with 4k and timeout for erase started.
>
> If following patch is applied write/erase works well (See bottom) on top of
> above commit. But similar change on latest git head still has some problem
> with spi erase.
Does this means CMD_ERASE_64K works on master?
Can you verify correctly - because we couldn't find any issues so far
as per as the sf_ops
code is concern.
> diff --git a/drivers/mtd/spi/spi_flash_probe.c
> b/drivers/mtd/spi/spi_flash_probe.c
> index 9c2e115..9e1c4c5 100644
> --- a/drivers/mtd/spi/spi_flash_probe.c
> +++ b/drivers/mtd/spi/spi_flash_probe.c
> @@ -41,7 +41,7 @@ static const struct spi_flash_params
> spi_flash_params_table[] = {
> #ifdef CONFIG_SPI_FLASH_ATMEL /* ATMEL */
> {"AT45DB011D", 0x1f2200, 0x0, 64 * 1024, 4,
> SECT_4K},
> {"AT45DB021D", 0x1f2300, 0x0, 64 * 1024, 8,
> SECT_4K},
> - {"AT45DB041D", 0x1f2400, 0x0, 64 * 1024, 8,
> SECT_4K},
> + {"AT45DB041D", 0x1f2400, 0x0, 64 * 1024, 8,
> 0},
> {"AT45DB081D", 0x1f2500, 0x0, 64 * 1024, 16,
> SECT_4K},
> {"AT45DB161D", 0x1f2600, 0x0, 64 * 1024, 32,
> SECT_4K},
> {"AT45DB321D", 0x1f2700, 0x0, 64 * 1024, 64,
> SECT_4K},
>
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thanks!
--
Jagan.
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