2015-04-15 01:56:32

by Viet Nga Dao

[permalink] [raw]
Subject: Re: [PATCH] [PATCH v3] mtd:spi-nor: Add Altera Quad SPI Driver

Hi,
Could you please help me to review this patch?
Thanks

On Mon, Mar 16, 2015 at 4:40 PM, Viet Nga Dao <[email protected]> wrote:
> On Mon, Mar 16, 2015 at 4:35 PM, Rafał Miłecki <[email protected]> wrote:
>> On 16 March 2015 at 09:16, <[email protected]> wrote:
>>> +static struct flash_device flash_devices[] = {
>>> + FLASH_ID("epcq16-nonjedec", 2, 0x15),
>>> + FLASH_ID("epcq32-nonjedec", 2, 0x16),
>>> + FLASH_ID("epcq64-nonjedec", 2, 0x17),
>>> + FLASH_ID("epcq128-nonjedec", 2, 0x18),
>>> + FLASH_ID("epcq256-nonjedec", 2, 0x19),
>>> + FLASH_ID("epcq512-nonjedec", 2, 0x20),
>>
>> You could probably use EPCQ_OPCODE_ID
>>
>>
>>> +
>>> + FLASH_ID("epcs16-nonjedec", 1, 0x14),
>>> + FLASH_ID("epcs64-nonjedec", 1, 0x16),
>>> + FLASH_ID("epcs128-nonjedec", 1, 0x18),
>>
>> And EPCS_OPCODE_ID here.
>>
> Noted
>>
>>> diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
>>> index 43bb552..ad0c274 100644
>>> --- a/drivers/mtd/spi-nor/spi-nor.c
>>> +++ b/drivers/mtd/spi-nor/spi-nor.c
>>> @@ -683,6 +683,17 @@ static const struct spi_device_id spi_nor_ids[] = {
>>> { "cat25c09", CAT25_INFO( 128, 8, 32, 2, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
>>> { "cat25c17", CAT25_INFO( 256, 8, 32, 2, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
>>> { "cat25128", CAT25_INFO(2048, 8, 64, 2, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
>>> +
>>> + /* Altera EPCQ/EPCS Flashes */
>>> + { "epcq16-nonjedec", INFO(0, 0, 0x10000, 32, 0) },
>>> + { "epcq32-nonjedec", INFO(0, 0, 0x10000, 64, 0) },
>>> + { "epcq64-nonjedec", INFO(0, 0, 0x10000, 128, 0) },
>>> + { "epcq128-nonjedec", INFO(0, 0, 0x10000, 256, 0) },
>>> + { "epcq256-nonjedec", INFO(0, 0, 0x10000, 512, 0) },
>>> + { "epcq512-nonjedec", INFO(0, 0, 0x10000, 1024, 0) },
>>> + { "epcs16-nonjedec", INFO(0, 0, 0x10000, 32, 0) },
>>> + { "epcs64-nonjedec", INFO(0, 0, 0x10000, 128, 0) },
>>> + { "epcs128-nonjedec", INFO(0, 0, 0x40000, 256, 0) },
>>> { },
>>> };
>>
>> But mostly, I just wanted to say I like your integration with spi-nor.
>> Nice work :)
>>
>> --
>> Rafał
>
> Thank you. This is all thanks to you and Brian for helpful comments. I
> learned a lot :)