On Tue, Aug 25, 2015 at 09:14:58PM -0500, Scott Wood wrote:
>On Wed, 2015-08-26 at 08:33 +0800, Peng Fan wrote:
>> Hi Scott,
>>
>> On Tue, Aug 25, 2015 at 04:05:56PM -0500, Scott Wood wrote:
>> > On Tue, 2015-07-21 at 16:15 +0800, Peng Fan wrote:
>> > > Check maximum ecc strength for each platfrom to avoid the calculated ecc
>> > > exceed the limitation.
>> > >
>> > > Signed-off-by: Peng Fan <peng....@freescale.com>
>> > > Signed-off-by: Han Xu <b45...@freescale.com>
>> > > Reviewed-by: Marek Vasut <ma...@denx.de>
>> > > ---
>> > >
>> > > Changes v2:
>> > > Add Marek's reviewed by.
>> > >
>> > > drivers/mtd/nand/mxs_nand.c | 9 ++++++++-
>> > > 1 file changed, 8 insertions(+), 1 deletion(-)
>> > >
>> > > diff --git a/drivers/mtd/nand/mxs_nand.c b/drivers/mtd/nand/mxs_nand.c
>> > > index 33ce817..97011b2 100644
>> > > --- a/drivers/mtd/nand/mxs_nand.c
>> > > +++ b/drivers/mtd/nand/mxs_nand.c
>> > > @@ -149,6 +149,13 @@ static inline uint32_t
>> > > mxs_nand_get_ecc_strength(uint32_t page_data_size,
>> > > uint32_t page_oob_size)
>> > > {
>> > > int ecc_strength;
>> > > + int max_ecc_strength_supported;
>> > > +
>> > > + /* Refer to Chapter 17 for i.MX6DQ, Chapter 18 for i.MX6SX */
>> > > + if (is_cpu_type(MXC_CPU_MX6SX))
>> > > + max_ecc_strength_supported = 62;
>> > > + else
>> > > + max_ecc_strength_supported = 40;
>> >
>> > arm: + mx28evk_nand
>> > +drivers/mtd/nand/mxs_nand.c:155:18: error: 'MXC_CPU_MX6SX' undeclared
>> > (first use in this function)
>> > +drivers/mtd/nand/mxs_nand.c:155:18: note: each undeclared identifier is
>> > reported only once for each function it appears in
>> > +make[2]: *** [drivers/mtd/nand/mxs_nand.o] Error 1
>> > +make[1]: *** [drivers/mtd/nand] Error 2
>> > +make: *** [sub-make] Error 2
>>
>> My bad. I only take mx6 into consideration when I did this patch.
>>
>> >
>> > (among other failed targets)
>> >
>> > I tried to fix it by including asm/arch-imx/cpu.h, but then got undefined
>> > reference to is_cpu_type().
>>
>> Now is_cpu_type() is common to all i.MXes, but need this patch
>> http://git.denx.de/?p=u-boot/u-boot-imx.git;a=commitdiff;h=bf3303c98b23a29d99acc5e28865db604873b699
>>
>> which is still in imx tree now.
>> After applying the following patches, is_cpu_type should work.
>> http://git.denx.de/?p=u-boot/u-boot-imx.git;a=commit;h=7c015efa7f28911d538ddd7d12926edd95176791
>> http://git.denx.de/?p=u-boot/u-boot-imx.git;a=commit;h=8b647df9cae0ca65656cca19d4bd43239a9eca42
>> http://git.denx.de/?p=u-boot/u-boot-imx.git;a=commit;h=3e26a2224a828cd07d1d1df46cbea7e99cc87993
>> http://git.denx.de/?p=u-boot/u-boot-imx.git;a=commit;h=11caa3fa9dae79864726fcb763f100b4fd713884
>> http://git.denx.de/?p=u-boot/u-boot-imx.git;a=commit;h=bf3303c98b23a29d99acc5e28865db604873b699
>>
>> Then do you need me to repost this patch after the upper five patches in
>> imx tree merge into uboot master branch, or the 3 patches in this patchset
>> go through imx tree?
>> https://patchwork.ozlabs.org/patch/498048/
>> https://patchwork.ozlabs.org/patch/498049/
>> https://patchwork.ozlabs.org/patch/498050/
>
>Acked-by: Scott Wood <scottw...@freescale.com>
>
>I already have patches 1 and 3 applied locally, and will probably send a pull
>request as soon as buildman finishes. Let me know if you want me to send
>that, and then you can send patch 2 through imx, or if you want me to pull
>patches 1 and 3 out so all can go via imx.
You can send pull request for patch 1 and 3. The 3 patches are independent on
each other.
I'll repost patch 2 when the is_cpu_type patch set merged to uboot upstream
master branch with your Acked-by. Then imx or nand tree, both are ok.
Regards,
Peng.
>
>-Scott
>
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