linux-kernel - Re: [PATCH 2/2] memory: aemif: add support for board files

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Message-ID: <CAMpxmJUC7wC7BSPekF_WjeSc+YV7AeRvU2ZfC8ZcqYvX5BKV5w@mail.gmail.com>
Date:   Thu, 19 Apr 2018 14:42:56 +0200
From:   Bartosz Golaszewski <bgolaszewski@...libre.com>
To:     Sekhar Nori <nsekhar@...com>
Cc:     Bartosz Golaszewski <brgl@...ev.pl>,
        Kevin Hilman <khilman@...nel.org>,
        Santosh Shilimkar <ssantosh@...nel.org>,
        arm-soc <linux-arm-kernel@...ts.infradead.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] memory: aemif: add support for board files

2018-04-19 14:09 GMT+02:00 Sekhar Nori <nsekhar@...com>:
> On Wednesday 18 April 2018 09:05 PM, Bartosz Golaszewski wrote:
>> @@ -373,15 +372,23 @@ static int aemif_probe(struct platform_device *pdev)
>>               goto error;
>>       }
>>
>> -     /*
>> -      * For every controller device node, there is a cs device node that
>> -      * describe the bus configuration parameters. This functions iterate
>> -      * over these nodes and update the cs data array.
>> -      */
>> -     for_each_available_child_of_node(np, child_np) {
>> -             ret = of_aemif_parse_abus_config(pdev, child_np);
>> -             if (ret < 0)
>> -                     goto error;
>> +     if (np) {
>> +             /*
>> +              * For every controller device node, there is a cs device node
>> +              * that describe the bus configuration parameters. This
>> +              * functions iterate over these nodes and update the cs data
>> +              * array.
>> +              */
>> +             for_each_available_child_of_node(np, child_np) {
>> +                     ret = of_aemif_parse_abus_config(pdev, child_np);
>> +                     if (ret < 0)
>> +                             goto error;
>> +             }
>> +     } else if (pdata && pdata->num_abus_data > 0) {
>> +             for (i = 0; i < pdata->num_abus_data; i++, aemif->num_cs++) {
>> +                     aemif->cs_data[i].cs = pdata->abus_data->cs;
>
> Since abus_data is an array, shouldn't it be pdata->abus_data[i].cs ?
>
> Thanks,
> Sekhar

Yes, it should. It only worked because we're using a single config
entry. Thanks, I'll fix it.

Bart