Commit 72c7afa1 authored by Paul Mundt's avatar Paul Mundt
Browse files

sh: pfc: Dumb GPIO stringification. 



This implements fairly simplistic stringification of existing pinmux
GPIOs for easy enum id -> string mapping, which will subsequently be used
by the pinctrl support code.

Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent a18d7f96

include/linux/sh_pfc.h

+3 −1
Original line number Diff line number Diff line
@@ -11,6 +11,7 @@ 
#ifndef __SH_PFC_H

#define __SH_PFC_H



#include <linux/stringify.h>

#include <asm-generic/gpio.h>



typedef unsigned short pinmux_enum_t;
@@ -37,10 +38,11 @@ enum { 
struct pinmux_gpio {

	pinmux_enum_t enum_id;

	pinmux_flag_t flags;

	const char *name;

};



#define PINMUX_GPIO(gpio, data_or_mark) \

	[gpio] = { .enum_id = data_or_mark, .flags = PINMUX_TYPE_NONE }

	[gpio] = { .name = __stringify(gpio), .enum_id = data_or_mark, .flags = PINMUX_TYPE_NONE }



#define PINMUX_DATA(data_or_mark, ids...) data_or_mark, ids, 0