On Sat, Nov 5, 2016 at 9:37 PM, Simon Glass <s...@chromium.org> wrote:
> Hi Jagan,
>
> On 30 October 2016 at 11:46, Jagan Teki <ja...@openedev.com> wrote:
>> Simplify the flash_lock ops detection code and added
>> meaningful comment.
>>
>> Cc: Simon Glass <s...@chromium.org>
>> Cc: Bin Meng <bmeng...@gmail.com>
>> Cc: York Sun <york....@nxp.com>
>> Cc: Vignesh R <vigne...@ti.com>
>> Cc: Mugunthan V N <mugunthan...@ti.com>
>> Cc: Michal Simek <michal.si...@xilinx.com>
>> Cc: Siva Durga Prasad Paladugu <siva...@xilinx.com>
>> Signed-off-by: Jagan Teki <ja...@openedev.com>
>> ---
>> drivers/mtd/spi/spi_flash.c | 12 ++++--------
>> 1 file changed, 4 insertions(+), 8 deletions(-)
>
> Reviewed-by: Simon Glass <s...@chromium.org>
>
>>
>> diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c
>> index daa9014..b92b0bf 100644
>> --- a/drivers/mtd/spi/spi_flash.c
>> +++ b/drivers/mtd/spi/spi_flash.c
>> @@ -1117,19 +1117,15 @@ int spi_flash_scan(struct spi_flash *flash)
>> flash->read = spi_flash_cmd_read_ops;
>> #endif
>>
>> - /* lock hooks are flash specific - assign them based on idcode0 */
>> - switch (JEDEC_MFR(info)) {
>> #if defined(CONFIG_SPI_FLASH_STMICRO) || defined(CONFIG_SPI_FLASH_SST)
>> - case SPI_FLASH_CFI_MFR_STMICRO:
>> - case SPI_FLASH_CFI_MFR_SST:
>> + /* NOR protection support for STmicro/Micron chips and similar */
>> + if (JEDEC_MFR(info) == SPI_FLASH_CFI_MFR_STMICRO ||
>> + JEDEC_MFR(info) == SPI_FLASH_CFI_MFR_SST) {
>> flash->flash_lock = stm_lock;
>> flash->flash_unlock = stm_unlock;
>> flash->flash_is_locked = stm_is_locked;
>> -#endif
>> - break;
>> - default:
>> - debug("SF: Lock ops not supported for %02x flash\n",
>> JEDEC_MFR(info));
>
> Did you intentionally drop this?
Since spi_flash_protect returns -EOPNOTSUPP, this extra debug not need.
thanks!
--
Jagan Teki
Free Software Engineer | www.openedev.com
U-Boot, Linux | Upstream Maintainer
Hyderabad, India.
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