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Commit 4028ef4c authored by Bellido Nicolas's avatar Bellido Nicolas Committed by Russell King
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[ARM] 3037/1: AAED-2000 - Add defines for GPIO registers on external port. 



Patch from Bellido Nicolas

The AAED-2000 board has GPIO pins on an external port.
This patch adds the defines, and do the necessary mapping.

Signed-off-by: default avatarNicolas Bellido <ml@acolin.be>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 13b1d677

arch/arm/mach-aaec2000/aaed2000.c

+7 −0
Original line number Diff line number Diff line
@@ -27,6 +27,8 @@ 
#include <asm/mach/map.h>

#include <asm/mach/irq.h>



#include <asm/arch/aaed2000.h>



#include "core.h"



static void __init aaed2000_init_irq(void)
@@ -34,9 +36,14 @@ static void __init aaed2000_init_irq(void) 
	aaec2000_init_irq();

}



static struct map_desc aaed2000_io_desc[] __initdata = {

  { EXT_GPIO_VBASE, EXT_GPIO_PBASE, EXT_GPIO_LENGTH, MT_DEVICE }, /* Ext GPIO */

};



static void __init aaed2000_map_io(void)

{

	aaec2000_map_io();

	iotable_init(aaed2000_io_desc, ARRAY_SIZE(aaed2000_io_desc));

}



MACHINE_START(AAED2000, "Agilent AAED-2000 Development Platform")

include/asm-arm/arch-aaec2000/aaed2000.h

0 → 100644
+40 −0
Original line number Diff line number Diff line 
/*

 *  linux/include/asm-arm/arch-aaec2000/aaed2000.h

 *

 *  AAED-2000 specific bits definition

 *

 *  Copyright (c) 2005 Nicolas Bellido Y Ortega

 *

 *  This program is free software; you can redistribute it and/or modify

 *  it under the terms of the GNU General Public License version 2 as

 *  published by the Free Software Foundation.

 */



#ifndef __ASM_ARCH_AAED2000_H

#define __ASM_ARCH_AAED2000_H



/* External GPIOs. */



#define EXT_GPIO_PBASE	AAEC_CS3

#define EXT_GPIO_VBASE	0xf8100000

#define EXT_GPIO_LENGTH	0x00001000



#define __ext_gpio_p2v(x)	((x) - EXT_GPIO_PBASE + EXT_GPIO_VBASE)

#define __ext_gpio_v2p(x)	((x) + EXT_GPIO_PBASE - EXT_GPIO_VBASE)



#define __EXT_GPIO_REG(x)	(*((volatile u32 *)__ext_gpio_p2v(x)))

#define __EXT_GPIO_PREG(x)	(__ext_gpio_v2p((u32)&(x)))



#define AAED_EXT_GPIO	__EXT_GPIO_REG(EXT_GPIO_PBASE)



#define AAED_EGPIO_KBD_SCAN	0x00003fff /* Keyboard scan data */

#define AAED_EGPIO_PWR_INT	0x00008fff /* Smart battery charger interrupt */

#define AAED_EGPIO_SWITCHED	0x000f0000 /* DIP Switches */

#define AAED_EGPIO_USB_VBUS	0x00400000 /* USB Vbus sense */

#define AAED_EGPIO_LCD_PWR_EN	0x02000000 /* LCD and backlight PWR enable */

#define AAED_EGPIO_nLED0	0x20000000 /* LED 0 */

#define AAED_EGPIO_nLED1	0x20000000 /* LED 1 */

#define AAED_EGPIO_nLED2	0x20000000 /* LED 2 */





#endif /* __ARM_ARCH_AAED2000_H */