Commit 9c587c05 authored by Linus Walleij's avatar Linus Walleij Committed by Russell King

ARM: 7045/1: mach-lpc32xx: break out GPIO driver specifics

The <mach/gpio.h> file is included from upper directories
and deal with generic GPIO and gpiolib stuff. Break out the
platform and driver specific defines and functions into its own
header file.

Cc: Wolfram Sang <w.sang@pengutronix.de>
Cc: Barry Song <bs14@csr.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent f80cb526
/*
* Author: Kevin Wells <kevin.wells@nxp.com>
*
* Copyright (C) 2010 NXP Semiconductors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __MACH_GPIO_LPC32XX_H
#define __MACH_GPIO_LPC32XX_H
/*
* Note!
* Muxed GP pins need to be setup to the GP state in the board level
* code prior to using this driver.
* GPI pins : 28xP3 group
* GPO pins : 24xP3 group
* GPIO pins: 8xP0 group, 24xP1 group, 13xP2 group, 6xP3 group
*/
#define LPC32XX_GPIO_P0_MAX 8
#define LPC32XX_GPIO_P1_MAX 24
#define LPC32XX_GPIO_P2_MAX 13
#define LPC32XX_GPIO_P3_MAX 6
#define LPC32XX_GPI_P3_MAX 28
#define LPC32XX_GPO_P3_MAX 24
#define LPC32XX_GPIO_P0_GRP 0
#define LPC32XX_GPIO_P1_GRP (LPC32XX_GPIO_P0_GRP + LPC32XX_GPIO_P0_MAX)
#define LPC32XX_GPIO_P2_GRP (LPC32XX_GPIO_P1_GRP + LPC32XX_GPIO_P1_MAX)
#define LPC32XX_GPIO_P3_GRP (LPC32XX_GPIO_P2_GRP + LPC32XX_GPIO_P2_MAX)
#define LPC32XX_GPI_P3_GRP (LPC32XX_GPIO_P3_GRP + LPC32XX_GPIO_P3_MAX)
#define LPC32XX_GPO_P3_GRP (LPC32XX_GPI_P3_GRP + LPC32XX_GPI_P3_MAX)
/*
* A specific GPIO can be selected with this macro
* ie, GPIO_05 can be selected with LPC32XX_GPIO(LPC32XX_GPIO_P3_GRP, 5)
* See the LPC32x0 User's guide for GPIO group numbers
*/
#define LPC32XX_GPIO(x, y) ((x) + (y))
#endif /* __MACH_GPIO_LPC32XX_H */
/*
* arch/arm/mach-lpc32xx/include/mach/gpio.h
*
* Author: Kevin Wells <kevin.wells@nxp.com>
*
* Copyright (C) 2010 NXP Semiconductors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __ASM_ARCH_GPIO_H
#define __ASM_ARCH_GPIO_H
/*
* Note!
* Muxed GP pins need to be setup to the GP state in the board level
* code prior to using this driver.
* GPI pins : 28xP3 group
* GPO pins : 24xP3 group
* GPIO pins: 8xP0 group, 24xP1 group, 13xP2 group, 6xP3 group
*/
#define LPC32XX_GPIO_P0_MAX 8
#define LPC32XX_GPIO_P1_MAX 24
#define LPC32XX_GPIO_P2_MAX 13
#define LPC32XX_GPIO_P3_MAX 6
#define LPC32XX_GPI_P3_MAX 28
#define LPC32XX_GPO_P3_MAX 24
#define LPC32XX_GPIO_P0_GRP 0
#define LPC32XX_GPIO_P1_GRP (LPC32XX_GPIO_P0_GRP + LPC32XX_GPIO_P0_MAX)
#define LPC32XX_GPIO_P2_GRP (LPC32XX_GPIO_P1_GRP + LPC32XX_GPIO_P1_MAX)
#define LPC32XX_GPIO_P3_GRP (LPC32XX_GPIO_P2_GRP + LPC32XX_GPIO_P2_MAX)
#define LPC32XX_GPI_P3_GRP (LPC32XX_GPIO_P3_GRP + LPC32XX_GPIO_P3_MAX)
#define LPC32XX_GPO_P3_GRP (LPC32XX_GPI_P3_GRP + LPC32XX_GPI_P3_MAX)
/*
* A specific GPIO can be selected with this macro
* ie, GPIO_05 can be selected with LPC32XX_GPIO(LPC32XX_GPIO_P3_GRP, 5)
* See the LPC32x0 User's guide for GPIO group numbers
*/
#define LPC32XX_GPIO(x, y) ((x) + (y))
#endif
...@@ -37,6 +37,7 @@ ...@@ -37,6 +37,7 @@
#include <mach/hardware.h> #include <mach/hardware.h>
#include <mach/platform.h> #include <mach/platform.h>
#include <mach/gpio-lpc32xx.h>
#include "common.h" #include "common.h"
/* /*
......
...@@ -24,6 +24,7 @@ ...@@ -24,6 +24,7 @@
#include <mach/hardware.h> #include <mach/hardware.h>
#include <mach/platform.h> #include <mach/platform.h>
#include <mach/gpio-lpc32xx.h>
#define LPC32XX_GPIO_P3_INP_STATE _GPREG(0x000) #define LPC32XX_GPIO_P3_INP_STATE _GPREG(0x000)
#define LPC32XX_GPIO_P3_OUTP_SET _GPREG(0x004) #define LPC32XX_GPIO_P3_OUTP_SET _GPREG(0x004)
......
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