Commit 7cca84ab authored by Marek Vasut's avatar Marek Vasut Committed by Eric Miao
Browse files

[ARM] pxa/colibri270: Add TSC support 



Signed-off-by: default avatarMarek Vasut <marek.vasut@gmail.com>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent 8f146191

arch/arm/mach-pxa/colibri-pxa270.c

+42 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ 
#include <linux/mtd/partitions.h>

#include <linux/mtd/physmap.h>

#include <linux/gpio.h>

#include <linux/ucb1400.h>

#include <asm/mach-types.h>

#include <mach/hardware.h>

#include <asm/irq.h>
@@ -31,6 +32,7 @@ 
#include <asm/mach/irq.h>

#include <asm/mach/flash.h>



#include <mach/audio.h>

#include <mach/pxa27x.h>

#include <mach/colibri.h>

#include <mach/mmc.h>
@@ -66,6 +68,15 @@ static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = { 
	GPIO89_USBH1_PEN,

	GPIO119_USBH2_PWR,

	GPIO120_USBH2_PEN,



	/* AC97 */

	GPIO28_AC97_BITCLK,

	GPIO29_AC97_SDATA_IN_0,

	GPIO30_AC97_SDATA_OUT,

	GPIO31_AC97_SYNC,

	GPIO95_AC97_nRESET,

	GPIO98_AC97_SYSCLK,

	GPIO113_GPIO,	/* Touchscreen IRQ */

};



/******************************************************************************
@@ -205,6 +216,36 @@ static void __init colibri_pxa270_uhc_init(void) 
static inline void colibri_pxa270_uhc_init(void) {}

#endif



/******************************************************************************

 * Audio and Touchscreen

 ******************************************************************************/

#if	defined(CONFIG_TOUCHSCREEN_UCB1400) || \

	defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)

static pxa2xx_audio_ops_t colibri_pxa270_ac97_pdata = {

	.reset_gpio	= 95,

};



static struct ucb1400_pdata colibri_pxa270_ucb1400_pdata = {

	.irq		= gpio_to_irq(GPIO113_COLIBRI_PXA270_TS_IRQ),

};



static struct platform_device colibri_pxa270_ucb1400_device = {

	.name		= "ucb1400_core",

	.id		= -1,

	.dev		= {

		.platform_data = &colibri_pxa270_ucb1400_pdata,

	},

};



static void __init colibri_pxa270_tsc_init(void)

{

	pxa_set_ac97_info(&colibri_pxa270_ac97_pdata);

	platform_device_register(&colibri_pxa270_ucb1400_device);

}

#else

static inline void colibri_pxa270_tsc_init(void) {}

#endif



static void __init colibri_pxa270_init(void)

{

	pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config));
@@ -216,6 +257,7 @@ static void __init colibri_pxa270_init(void) 
	colibri_pxa270_eth_init();

	colibri_pxa270_mmc_init();

	colibri_pxa270_uhc_init();

	colibri_pxa270_tsc_init();

}



MACHINE_START(COLIBRI, "Toradex Colibri PXA270")

arch/arm/mach-pxa/include/mach/colibri.h

+1 −0
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ static inline void colibri_pxa3xx_init_nand(void) {} 
/* GPIO definitions for Colibri PXA270 */

#define GPIO114_COLIBRI_PXA270_ETH_IRQ	114

#define GPIO0_COLIBRI_PXA270_SD_DETECT	0

#define GPIO113_COLIBRI_PXA270_TS_IRQ	113



#endif /* _COLIBRI_H_ */