linux-kernel - Re: [PATCH] tools: spi: enable CROSS

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Date:   Wed, 7 Sep 2016 17:24:36 +0200
From:   Jorge Ramirez <jorge.ramirez-ortiz@...aro.org>
To:     Daniel Thompson <daniel.thompson@...aro.org>, broonie@...nel.org,
        linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] tools: spi: enable CROSS_COMPILE in Makefile

On 09/07/2016 05:06 PM, Daniel Thompson wrote:
> On 07/09/16 15:28, Jorge Ramirez-Ortiz wrote:
>> Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@...aro.org>
>> ---
>>  tools/spi/Makefile | 4 ++++
>>  1 file changed, 4 insertions(+)
>>
>> diff --git a/tools/spi/Makefile b/tools/spi/Makefile
>> index cd0db62..d1845b0 100644
>> --- a/tools/spi/Makefile
>> +++ b/tools/spi/Makefile
>> @@ -1,4 +1,8 @@
>> +CC = $(CROSS_COMPILE)gcc
>> +
>>  all: spidev_test spidev_fdx
>>
>> +%: %.c
>> +    $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $<
>
> What is this extra rule for?

yes you are right. this one is not required. only setting CC. sending v2

>
> The built in rules should already honour both these variables (and 
> more besides).
>
>
> Daniel.