linux-kernel - Re: [PATCH 27/28] ARM: davinci: mityomapl138: use device properties for at24 eeprom

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 8 Aug 2018 21:00:31 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Bartosz Golaszewski <brgl@...ev.pl>
Cc:     Jonathan Corbet <corbet@....net>, Sekhar Nori <nsekhar@...com>,
        Kevin Hilman <khilman@...nel.org>,
        Russell King <linux@...linux.org.uk>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Boris Brezillon <boris.brezillon@...tlin.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Richard Weinberger <richard@....at>,
        Grygorii Strashko <grygorii.strashko@...com>,
        "David S . Miller" <davem@...emloft.net>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Naren <naren.kernel@...il.com>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Lukas Wunner <lukas@...ner.de>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Ivan Khoronzhuk <ivan.khoronzhuk@...aro.org>,
        Sven Van Asbroeck <svendev@...x.com>,
        Paolo Abeni <pabeni@...hat.com>, Alban Bedel <albeu@...e.fr>,
        Rob Herring <robh@...nel.org>,
        David Lechner <david@...hnology.com>,
        Andrew Lunn <andrew@...n.ch>,
        Linux Documentation List <linux-doc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        linux-i2c <linux-i2c@...r.kernel.org>,
        "open list:MEMORY TECHNOLOGY..." <linux-mtd@...ts.infradead.org>,
        Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: Re: [PATCH 27/28] ARM: davinci: mityomapl138: use device properties
 for at24 eeprom

On Wed, Aug 8, 2018 at 8:58 PM, Andy Shevchenko
<andy.shevchenko@...il.com> wrote:
> On Wed, Aug 8, 2018 at 6:31 PM, Bartosz Golaszewski <brgl@...ev.pl> wrote:
>> From: Bartosz Golaszewski <bgolaszewski@...libre.com>
>>
>> We want to work towards phasing out the at24_platform_data structure.
>> There are few users and its contents can be represented using generic
>> device properties. Using device properties only will allow us to
>> significantly simplify the at24 configuration code.
>>
>> Remove the at24_platform_data structure and replace it with an array
>> of property entries. Drop the byte_len/size property, as the model name
>> already implies the EEPROM's size.
>>
>
> Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>
>
>> Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
>> ---
>>  arch/arm/mach-davinci/board-mityomapl138.c | 11 +++++------
>>  1 file changed, 5 insertions(+), 6 deletions(-)
>>
>> diff --git a/arch/arm/mach-davinci/board-mityomapl138.c b/arch/arm/mach-davinci/board-mityomapl138.c
>> index 17b67e26bc0e..be0fb7d17e25 100644
>> --- a/arch/arm/mach-davinci/board-mityomapl138.c
>> +++ b/arch/arm/mach-davinci/board-mityomapl138.c
>> @@ -14,11 +14,11 @@
>>  #include <linux/init.h>
>>  #include <linux/console.h>
>>  #include <linux/platform_device.h>
>> +#include <linux/property.h>
>>  #include <linux/mtd/partitions.h>
>>  #include <linux/notifier.h>
>>  #include <linux/regulator/machine.h>
>>  #include <linux/i2c.h>
>> -#include <linux/platform_data/at24.h>
>>  #include <linux/etherdevice.h>
>>  #include <linux/spi/spi.h>
>>  #include <linux/spi/flash.h>
>> @@ -185,10 +185,9 @@ static struct nvmem_cell_lookup mityomapl138_nvmem_cells[] = {
>>         }
>>  };
>>
>> -static struct at24_platform_data mityomapl138_fd_chip = {
>> -       .byte_len       = 256,
>> -       .page_size      = 8,
>> -       .flags          = AT24_FLAG_READONLY | AT24_FLAG_IRUGO,
>> +static const struct property_entry mityomapl138_fd_chip_properties[] = {
>> +       PROPERTY_ENTRY_U32("pagesize", 8),
>> +       PROPERTY_ENTRY_BOOL("read-only"),

Missed terminator

>>  };
>>
>>  static struct davinci_i2c_platform_data mityomap_i2c_0_pdata = {
>> @@ -317,7 +316,7 @@ static struct i2c_board_info __initdata mityomap_tps65023_info[] = {
>>         },
>>         {
>>                 I2C_BOARD_INFO("24c02", 0x50),
>> -               .platform_data = &mityomapl138_fd_chip,
>> +               .properties = mityomapl138_fd_chip_properties,
>>         },
>>  };
>>
>> --
>> 2.18.0
>>
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-omap" in
>> the body of a message to majordomo@...r.kernel.org
>> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>
>
>
> --
> With Best Regards,
> Andy Shevchenko



-- 
With Best Regards,
Andy Shevchenko