[U-Boot] [PATCH v3 3/5] ARM: dm: mxs: gpio: Add support for DM/DTS in the mxs_gpio.c driver (DM_GPIO)

Lukasz Majewski lukma at denx.de
Tue Jun 18 10:56:09 UTC 2019


Hi Marek,

> On 6/18/19 8:57 AM, Lukasz Majewski wrote:
> 
> [...]
> 
> > To have a consensus regarding the gpio-ranges and mxs_gpio - here is
> > my proposition:
> > 
> > 1. I can provide "gpio-ranges" properties to imx28-u-boot.dtsi
> > 
> > With support similar to one from drivers/gpio/gpio-rcar.c, which
> > only extracts the info regarding pin mapping, but omits the phandle
> > for pinmux (pinmux will not be supported).
> > 
> > 2. I will not upstream those properties to Linux (and adjust the
> > working mxs gpio driver in any way) - they would be only U-Boot
> > specific  
> 
> Why not ?

Because I do not have any interest in doing so.

Do we have agreement?

> 
> > 3. The IMX_GPIO_NR() macro will not be defined for i.MX28 GPIO.
> > 
> > 4. Considering point 3 - all converted boards will have to use
> > dm_gpio* API.  
> 
> That's good.
> 




Best regards,

Lukasz Majewski

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