linux-kernel - Re: [PATCH v2 03/21] pinctrl: sunxi: Add support for the Allwinner H616 pin controller

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Date:   Mon, 14 Dec 2020 10:44:30 +0100
From:   Maxime Ripard <maxime@...no.tech>
To:     Andre Przywara <andre.przywara@....com>
Cc:     Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        Icenowy Zheng <icenowy@...c.xyz>,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh@...nel.org>,
        Clément Péron <peron.clem@...il.com>,
        Shuosheng Huang <huangshuosheng@...winnertech.com>,
        Yangtao Li <tiny.windzz@...il.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com, linux-gpio@...r.kernel.org
Subject: Re: [PATCH v2 03/21] pinctrl: sunxi: Add support for the Allwinner
 H616 pin controller

On Fri, Dec 11, 2020 at 01:19:16AM +0000, Andre Przywara wrote:
> +	SUNXI_PIN(SUNXI_PINCTRL_PIN(G, 10),
> +		  SUNXI_FUNCTION(0x0, "gpio_in"),
> +		  SUNXI_FUNCTION(0x1, "gpio_out"),
> +		  SUNXI_FUNCTION(0x2, "h_i2s2"),	/* MCLK */
> +		  SUNXI_FUNCTION(0x3, "clock"),		/* X32KFOUT */
> +		  SUNXI_FUNCTION_IRQ_BANK(0x6, 5, 10)),	/* PG_EINT10 */

It looks like there's no i2s vs h_i2s issue anymore? Maybe we can just
do s/h_i2s/i2s

> +	SUNXI_PIN(SUNXI_PINCTRL_PIN(I, 3),
> +		  SUNXI_FUNCTION(0x0, "gpio_in"),
> +		  SUNXI_FUNCTION(0x1, "gpio_out"),
> +		  SUNXI_FUNCTION(0x2, "emac0"),		/* ERXD0 */
> +		  SUNXI_FUNCTION(0x3, "dmic"),		/* DATA2 */
> +		  SUNXI_FUNCTION(0x4, "h_i2s0"),	/* DO0 */
> +		  SUNXI_FUNCTION(0x5, "h_i2s0_a"),	/* DI1 */
> +		  SUNXI_FUNCTION_IRQ_BANK(0x6, 7, 3)),	/* PI_EINT3 */

The way we dealt with this for the A100 is that we put the function as a
suffix which is more natural, so h_i2s0_dout0 and h_i2s0_din1

Maxime

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