[U-Boot] [PATCH v2 3/5] Add support for TQM-specific chip select logic to FSL-UPM

Scott Wood scottwood at freescale.com
Fri Feb 13 22:35:23 CET 2009


Wolfgang Grandegger wrote:
> Scott Wood wrote:
>> On Wed, Feb 11, 2009 at 06:38:22PM +0100, Wolfgang Grandegger wrote:
>>> Index: u-boot/drivers/mtd/nand/fsl_upm.c
>>> ===================================================================
>>> --- u-boot.orig/drivers/mtd/nand/fsl_upm.c
>>> +++ u-boot/drivers/mtd/nand/fsl_upm.c
>>> @@ -90,8 +90,11 @@ static void fun_cmd_ctrl(struct mtd_info
>>>  	mar = cmd << (32 - fun->width);
>>>  	io_addr = fun->upm.io_addr;
>>>  #if CONFIG_SYS_NAND_MAX_CHIPS > 1
>>> -	if (fun->chip_nr > 0)
>>> +	if (fun->chip_nr > 0) {
>>>  		io_addr += fun->chip_offset * fun->chip_nr;
>>> +		if (fun->upm_mar_chip_offset)
>>> +			mar |= fun->upm_mar_chip_offset * fun->chip_nr;
>>> +	}
>> Any particular reason not to drop the > 0 conditional?
> 
> No, apart from saving some space. Should I send an updated patch?

BTW, it seems to me that the conditional adds to the image size, rather 
than reducing it...

-Scott


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