linux-kernel - Re: [PATCH V3 2/2] pinctrl: Add Pistachio SoC pin control driver

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Date:	Fri, 17 Apr 2015 02:27:11 -0300
From:	Ezequiel Garcia <ezequiel.garcia@...tec.com>
To:	Andrew Bresticker <abrestic@...omium.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	"Ralf Baechle" <ralf@...ux-mips.org>
CC:	<devicetree@...r.kernel.org>, <linux-gpio@...r.kernel.org>,
	<linux-mips@...ux-mips.org>, <linux-kernel@...r.kernel.org>,
	James Hartley <james.hartley@...tec.com>,
	James Hogan <james.hogan@...tec.com>,
	"Damien Horsley" <Damien.Horsley@...tec.com>,
	Govindraj Raja <govindraj.raja@...tec.com>,
	Kevin Cernekee <cernekee@...omium.org>,
	"Paul Bolle" <pebolle@...cali.nl>
Subject: Re: [PATCH V3 2/2] pinctrl: Add Pistachio SoC pin control driver


Hi Andrew,

On 04/07/2015 04:44 PM, Andrew Bresticker wrote:
[..]
> +static int pistachio_gpio_register(struct pistachio_pinctrl *pctl)
> +{
> +	struct device_node *node = pctl->dev->of_node;
> +	struct pistachio_gpio_bank *bank;
> +	unsigned int i;
> +	int irq, ret = 0;
> +
> +	for (i = 0; i < pctl->nbanks; i++) {
> +		char child_name[sizeof("gpioXX")];
> +		struct device_node *child;

The first submission used for_each_child_of_node, and I can't find
any review comments explaining why you've changed it to a regular for
loop.

> +
> +		snprintf(child_name, sizeof(child_name), "gpio%d", i);

This assumes the GPIO bank nodes are called gpio0, gpio1, ... and so on.
Do we really want to assume that?

Thanks,
-- 
Ezequiel
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