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Commit d6bdbb8e authored by Andrew Victor's avatar Andrew Victor Committed by Russell King
Browse files

[ARM] 3603/1: AT91RM9200 remove old files 



Patch from Andrew Victor

This patch removes the now unnecessary
include/asm-arm/arch-at91rm9200/pio.h file.  The pin configuration is
now handled in the platform-device setup code
(arch/arm/mach-at91rm9200/devices.c).

Signed-off-by: default avatarAndrew Victor <andrew@sanpeople.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent afefc415

include/asm-arm/arch-at91rm9200/pio.h

deleted100644 → 0
+0 −115
Original line number Diff line number Diff line 
/*

 * include/asm-arm/arch-at91rm9200/pio.h

 *

 *  Copyright (C) 2003 SAN People

 *

 * 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.

 *

 */



#ifndef __ASM_ARCH_PIO_H

#define __ASM_ARCH_PIO_H



#include <asm/arch/hardware.h>



static inline void AT91_CfgPIO_USART0(void) {

	at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA17_TXD0 | AT91_PA18_RXD0 | AT91_PA20_CTS0);



	/*

	 * Errata #39 - RTS0 is not internally connected to PA21.  We need to drive

	 *  the pin manually.  Default is off (RTS is active low).

	 */

	at91_sys_write(AT91_PIOA + PIO_PER, AT91_PA21_RTS0);

	at91_sys_write(AT91_PIOA + PIO_OER, AT91_PA21_RTS0);

	at91_sys_write(AT91_PIOA + PIO_SODR, AT91_PA21_RTS0);

}



static inline void AT91_CfgPIO_USART1(void) {

	at91_sys_write(AT91_PIOB + PIO_PDR, AT91_PB18_RI1 | AT91_PB19_DTR1

			| AT91_PB20_TXD1 | AT91_PB21_RXD1 | AT91_PB23_DCD1

			| AT91_PB24_CTS1 | AT91_PB25_DSR1 | AT91_PB26_RTS1);

}



static inline void AT91_CfgPIO_USART2(void) {

	at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA22_RXD2 | AT91_PA23_TXD2);

}



static inline void AT91_CfgPIO_USART3(void) {

	at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA5_TXD3 | AT91_PA6_RXD3);

	at91_sys_write(AT91_PIOA + PIO_BSR, AT91_PA5_TXD3 | AT91_PA6_RXD3);

}



static inline void AT91_CfgPIO_DBGU(void) {

	at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA31_DTXD | AT91_PA30_DRXD);

}



/*

 * Enable the Two-Wire interface.

 */

static inline void AT91_CfgPIO_TWI(void) {

	at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA25_TWD | AT91_PA26_TWCK);

	at91_sys_write(AT91_PIOA + PIO_ASR, AT91_PA25_TWD | AT91_PA26_TWCK);

	at91_sys_write(AT91_PIOA + PIO_MDER, AT91_PA25_TWD | AT91_PA26_TWCK);		/* open drain */

}



/*

 * Enable the Serial Peripheral Interface.

 */

static inline void AT91_CfgPIO_SPI(void) {

	at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA0_MISO | AT91_PA1_MOSI | AT91_PA2_SPCK);

}



static inline void AT91_CfgPIO_SPI_CS0(void) {

	at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA3_NPCS0);

}



static inline void AT91_CfgPIO_SPI_CS1(void) {

	at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA4_NPCS1);

}



static inline void AT91_CfgPIO_SPI_CS2(void) {

	at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA5_NPCS2);

}



static inline void AT91_CfgPIO_SPI_CS3(void) {

	at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA6_NPCS3);

}



/*

 * Select the DataFlash card.

 */

static inline void AT91_CfgPIO_DataFlashCard(void) {

	at91_sys_write(AT91_PIOB + PIO_PER, AT91_PIO_P(7));

	at91_sys_write(AT91_PIOB + PIO_OER, AT91_PIO_P(7));

	at91_sys_write(AT91_PIOB + PIO_CODR, AT91_PIO_P(7));

}



/*

 * Enable NAND Flash (SmartMedia) interface.

 */

static inline void AT91_CfgPIO_SmartMedia(void) {

	/* enable PC0=SMCE, PC1=SMOE, PC3=SMWE, A21=CLE, A22=ALE */

	at91_sys_write(AT91_PIOC + PIO_ASR, AT91_PC0_BFCK | AT91_PC1_BFRDY_SMOE | AT91_PC3_BFBAA_SMWE);

	at91_sys_write(AT91_PIOC + PIO_PDR, AT91_PC0_BFCK | AT91_PC1_BFRDY_SMOE | AT91_PC3_BFBAA_SMWE);



	/* Configure PC2 as input (signal READY of the SmartMedia) */

	at91_sys_write(AT91_PIOC + PIO_PER, AT91_PC2_BFAVD);	/* enable direct output enable */

	at91_sys_write(AT91_PIOC + PIO_ODR, AT91_PC2_BFAVD);	/* disable output */



	/* Configure PB1 as input (signal Card Detect of the SmartMedia) */

	at91_sys_write(AT91_PIOB + PIO_PER, AT91_PIO_P(1));	/* enable direct output enable */

	at91_sys_write(AT91_PIOB + PIO_ODR, AT91_PIO_P(1));	/* disable output */

}



static inline int AT91_PIO_SmartMedia_RDY(void) {

	return (at91_sys_read(AT91_PIOC + PIO_PDSR) & AT91_PIO_P(2)) ? 1 : 0;

}



static inline int AT91_PIO_SmartMedia_CardDetect(void) {

	return (at91_sys_read(AT91_PIOB + PIO_PDSR) & AT91_PIO_P(1)) ? 1 : 0;

}



#endif