On Wed, Aug 8, 2018 at 6:31 PM, Bartosz Golaszewski <brgl@xxxxxxxx> wrote:
> From: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
>
> 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.
>
Yes, that exactly how device properties should be used instead of
legacy platform data!
Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
> ---
> arch/arm/mach-davinci/board-dm365-evm.c | 13 +++++--------
> 1 file changed, 5 insertions(+), 8 deletions(-)
>
> diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
> index cb0ac92a278e..b360d26e6caa 100644
> --- a/arch/arm/mach-davinci/board-dm365-evm.c
> +++ b/arch/arm/mach-davinci/board-dm365-evm.c
> @@ -18,7 +18,7 @@
> #include <linux/i2c.h>
> #include <linux/io.h>
> #include <linux/clk.h>
> -#include <linux/platform_data/at24.h>
> +#include <linux/property.h>
> #include <linux/leds.h>
> #include <linux/mtd/mtd.h>
> #include <linux/mtd/partitions.h>
> @@ -179,18 +179,15 @@ static struct nvmem_cell_lookup dm365evm_mac_address_cell = {
> .nvmem_name = "1-00500",
> };
>
> -static struct at24_platform_data eeprom_info = {
> - .byte_len = (256*1024) / 8,
> - .page_size = 64,
> - .flags = AT24_FLAG_ADDR16,
> - .setup = davinci_get_mac_addr,
> - .context = (void *)0x7f00,
> +static const struct property_entry eeprom_properties[] = {
> + PROPERTY_ENTRY_U32("pagesize", 64),
> + { }
> };
>
> static struct i2c_board_info i2c_info[] = {
> {
> I2C_BOARD_INFO("24c256", 0x50),
> - .platform_data = &eeprom_info,
> + .properties = eeprom_properties,
> },
> {
> I2C_BOARD_INFO("tlv320aic3x", 0x18),
> --
> 2.18.0
>
--
With Best Regards,
Andy Shevchenko
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