Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 918dbcba authored by Dmitry Eremin-Solenikov's avatar Dmitry Eremin-Solenikov Committed by Russell King
Browse files

[ARM] 5145/1: PXA2xx: provide api to control IrDA pins state 



Provide a set of functions to control state of pins dedicated to IrDA.

Signed-off-by: default avatarDmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 330ff197

arch/arm/mach-pxa/Makefile

+2 −2
Original line number Diff line number Diff line
@@ -13,8 +13,8 @@ obj-$(CONFIG_PXA_SSP) += ssp.o 
obj-$(CONFIG_PXA_PWM)		+= pwm.o



# SoC-specific code

obj-$(CONFIG_PXA25x)		+= mfp-pxa2xx.o pxa25x.o

obj-$(CONFIG_PXA27x)		+= mfp-pxa2xx.o pxa27x.o

obj-$(CONFIG_PXA25x)		+= mfp-pxa2xx.o pxa2xx.o pxa25x.o

obj-$(CONFIG_PXA27x)		+= mfp-pxa2xx.o pxa2xx.o pxa27x.o

obj-$(CONFIG_PXA3xx)		+= mfp-pxa3xx.o pxa3xx.o smemc.o

obj-$(CONFIG_CPU_PXA300)	+= pxa300.o

obj-$(CONFIG_CPU_PXA320)	+= pxa320.o

arch/arm/mach-pxa/pxa2xx.c

0 → 100644
+46 −0
Original line number Diff line number Diff line 
/*

 * linux/arch/arm/mach-pxa/pxa2xx.c

 *

 * code specific to pxa2xx

 *

 * Copyright (C) 2008 Dmitry Baryshkov

 *

 * 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.

 */



#include <linux/module.h>

#include <linux/kernel.h>

#include <linux/device.h>



#include <asm/arch/mfp-pxa2xx.h>

#include <asm/arch/mfp-pxa25x.h>

#include <asm/arch/irda.h>



static unsigned long pxa2xx_mfp_fir[] = {

	GPIO46_FICP_RXD,

	GPIO47_FICP_TXD,

};



static unsigned long pxa2xx_mfp_sir[] = {

	GPIO46_STUART_RXD,

	GPIO47_STUART_TXD,

};



static unsigned long pxa2xx_mfp_off[] = {

	GPIO46_GPIO | MFP_LPM_DRIVE_LOW,

	GPIO47_GPIO | MFP_LPM_DRIVE_LOW,

};



void pxa2xx_transceiver_mode(struct device *dev, int mode)

{

	if (mode & IR_OFF) {

		pxa2xx_mfp_config(pxa2xx_mfp_off, ARRAY_SIZE(pxa2xx_mfp_off));

	} else if (mode & IR_SIRMODE) {

		pxa2xx_mfp_config(pxa2xx_mfp_sir, ARRAY_SIZE(pxa2xx_mfp_sir));

	} else if (mode & IR_FIRMODE) {

		pxa2xx_mfp_config(pxa2xx_mfp_fir, ARRAY_SIZE(pxa2xx_mfp_fir));

	} else

		BUG();

}

include/asm-arm/arch-pxa/irda.h

+4 −0
Original line number Diff line number Diff line
@@ -16,4 +16,8 @@ struct pxaficp_platform_data { 


extern void pxa_set_ficp_info(struct pxaficp_platform_data *info);



#if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x)

void pxa2xx_transceiver_mode(struct device *dev, int mode);

#endif



#endif