Re: [PATCH v1 18/43] spi: ep93xx: add DT support for Cirrus EP93xx

From: andy . shevchenko
Date: Sat Jun 03 2023 - 16:27:27 EST


Thu, Jun 01, 2023 at 08:34:09AM +0300, Nikita Shubin kirjoitti:
> - find register range from the device tree
> - provide clock access via of
> - use_dma as a DT node

...

> +static struct ep93xx_spi_info *ep93xx_spi_get_platdata(struct platform_device *pdev)
> +{
> + struct device_node *np = pdev->dev.of_node;

> + if (np && of_property_read_bool(np, "ep9301,use-dma"))

Excessive check for np to be NULL, this is implied by the _read_bool() anyway.

> + dt_spi_info.use_dma = 1;

> + return &dt_spi_info;
> +}

...

> + master->dev.of_node = pdev->dev.of_node;

device_set_node();

--
With Best Regards,
Andy Shevchenko