Commit bf0116e5 authored by Dmitry Baryshkov's avatar Dmitry Baryshkov Committed by Russell King
Browse files

[ARM] 5097/1: Tosa: support TC6393XB device 



Add definitions for Toshiba TC6393XB companion chip and register
the tc6393xb device.

Signed-off-by: default avatarDmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent d6315949

arch/arm/mach-pxa/tosa.c

+127 −0
Original line number Diff line number Diff line
@@ -18,7 +18,10 @@ 
#include <linux/major.h>

#include <linux/fs.h>

#include <linux/interrupt.h>

#include <linux/delay.h>

#include <linux/fb.h>

#include <linux/mmc/host.h>

#include <linux/mfd/tc6393xb.h>

#include <linux/pm.h>

#include <linux/delay.h>

#include <linux/gpio_keys.h>
@@ -509,9 +512,127 @@ static struct platform_device tosaled_device = { 
	},

};



/*

 * Toshiba Mobile IO Controller

 */

static struct resource tc6393xb_resources[] = {

	[0] = {

		.start	= TOSA_LCDC_PHYS,

		.end	= TOSA_LCDC_PHYS + 0x3ffffff,

		.flags	= IORESOURCE_MEM,

	},



	[1] = {

		.start	= TOSA_IRQ_GPIO_TC6393XB_INT,

		.end	= TOSA_IRQ_GPIO_TC6393XB_INT,

		.flags	= IORESOURCE_IRQ,

	},

};





static int tosa_tc6393xb_enable(struct platform_device *dev)

{

	int rc;



	rc = gpio_request(TOSA_GPIO_TC6393XB_REST_IN, "tc6393xb #pclr");

	if (rc)

		goto err_req_pclr;

	rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend");

	if (rc)

		goto err_req_suspend;

	rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "l3v");

	if (rc)

		goto err_req_l3v;

	rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0);

	if (rc)

		goto err_dir_l3v;

	rc = gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND, 0);

	if (rc)

		goto err_dir_suspend;

	rc = gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN, 0);

	if (rc)

		goto err_dir_pclr;



	mdelay(1);



	gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);



	mdelay(10);



	gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN, 1);

	gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);



	return 0;

err_dir_pclr:

err_dir_suspend:

err_dir_l3v:

	gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);

err_req_l3v:

	gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);

err_req_suspend:

	gpio_free(TOSA_GPIO_TC6393XB_REST_IN);

err_req_pclr:

	return rc;

}



static int tosa_tc6393xb_disable(struct platform_device *dev)

{

	gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);

	gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);

	gpio_free(TOSA_GPIO_TC6393XB_REST_IN);



	return 0;

}



static int tosa_tc6393xb_resume(struct platform_device *dev)

{

	gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);

	mdelay(10);

	gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);

	mdelay(10);



	return 0;

}



static int tosa_tc6393xb_suspend(struct platform_device *dev)

{

	gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 0);

	gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 0);

	return 0;

}



static struct tc6393xb_platform_data tosa_tc6393xb_setup = {

	.scr_pll2cr	= 0x0cc1,

	.scr_gper	= 0x3300,

	.scr_gpo_dsr	=

		TOSA_TC6393XB_GPIO_BIT(TOSA_GPIO_CARD_VCC_ON),

	.scr_gpo_doecr	=

		TOSA_TC6393XB_GPIO_BIT(TOSA_GPIO_CARD_VCC_ON),



	.irq_base	= IRQ_BOARD_START,

	.gpio_base	= TOSA_TC6393XB_GPIO_BASE,



	.enable		= tosa_tc6393xb_enable,

	.disable	= tosa_tc6393xb_disable,

	.suspend	= tosa_tc6393xb_suspend,

	.resume		= tosa_tc6393xb_resume,

};





static struct platform_device tc6393xb_device = {

	.name	= "tc6393xb",

	.id	= -1,

	.dev	= {

		.platform_data	= &tosa_tc6393xb_setup,

	},

	.num_resources	= ARRAY_SIZE(tc6393xb_resources),

	.resource	= tc6393xb_resources,

};



static struct platform_device *devices[] __initdata = {

	&tosascoop_device,

	&tosascoop_jc_device,

	&tc6393xb_device,

	&tosakbd_device,

	&tosa_gpio_keys_device,

	&tosaled_device,
@@ -533,6 +654,8 @@ static void tosa_restart(char mode) 


static void __init tosa_init(void)

{

	int dummy;



	pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config));

	pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_irda_off));

	gpio_set_wake(MFP_PIN_GPIO1, 1);
@@ -548,6 +671,10 @@ static void __init tosa_init(void) 
	/* enable batt_fault */

	PMCR = 0x01;



	dummy = gpiochip_reserve(TOSA_SCOOP_GPIO_BASE, 12);

	dummy = gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE, 12);

	dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16);



	pxa_set_mci_info(&tosa_mci_platform_data);

	pxa_set_udc_info(&udc_info);

	pxa_set_ficp_info(&tosa_ficp_platform_data);

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

+1 −0
Original line number Diff line number Diff line
@@ -180,6 +180,7 @@ 
#define NR_IRQS			(IRQ_LOCOMO_SPI_TEND + 1)

#elif defined(CONFIG_ARCH_LUBBOCK) || \

      defined(CONFIG_MACH_LOGICPD_PXA270) || \

      defined(CONFIG_MACH_TOSA) || \

      defined(CONFIG_MACH_MAINSTONE) || \

      defined(CONFIG_MACH_PCM027) || \

      defined(CONFIG_MACH_MAGICIAN)

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

+30 −14
Original line number Diff line number Diff line
@@ -25,7 +25,7 @@ 
 */

#define TOSA_SCOOP_GPIO_BASE		NR_BUILTIN_GPIO

#define TOSA_SCOOP_PXA_VCORE1		SCOOP_GPCR_PA11

#define TOSA_SCOOP_TC6393_REST_IN	SCOOP_GPCR_PA12

#define TOSA_GPIO_TC6393XB_REST_IN	(TOSA_SCOOP_GPIO_BASE + 1)

#define TOSA_GPIO_IR_POWERDWN		(TOSA_SCOOP_GPIO_BASE + 2)

#define TOSA_GPIO_SD_WP			(TOSA_SCOOP_GPIO_BASE + 3)

#define TOSA_GPIO_PWR_ON		(TOSA_SCOOP_GPIO_BASE + 4)
@@ -35,11 +35,9 @@ 
#define TOSA_SCOOP_AC_IN_OL		SCOOP_GPCR_PA19



/* GPIO Direction   1 : output mode / 0:input mode */

#define TOSA_SCOOP_IO_DIR     ( TOSA_SCOOP_PXA_VCORE1 | TOSA_SCOOP_TC6393_REST_IN | \

#define TOSA_SCOOP_IO_DIR     (TOSA_SCOOP_PXA_VCORE1 | \

		TOSA_SCOOP_AUD_PWR_ON |\

		TOSA_SCOOP_BT_RESET | TOSA_SCOOP_BT_PWR_EN)

/* GPIO out put level when init   1: Hi */

#define TOSA_SCOOP_IO_OUT     ( TOSA_SCOOP_TC6393_REST_IN )



/*

 * SCOOP2 jacket GPIOs
@@ -49,16 +47,34 @@ 
#define TOSA_GPIO_NOTE_LED		(TOSA_SCOOP_JC_GPIO_BASE + 1)

#define TOSA_GPIO_CHRG_ERR_LED		(TOSA_SCOOP_JC_GPIO_BASE + 2)

#define TOSA_GPIO_USB_PULLUP		(TOSA_SCOOP_JC_GPIO_BASE + 3)

#define TOSA_SCOOP_JC_TC6393_SUSPEND	SCOOP_GPCR_PA15

#define TOSA_SCOOP_JC_TC3693_L3V_ON	SCOOP_GPCR_PA16

#define TOSA_GPIO_TC6393XB_SUSPEND	(TOSA_SCOOP_JC_GPIO_BASE + 4)

#define TOSA_GPIO_TC6393XB_L3V_ON	(TOSA_SCOOP_JC_GPIO_BASE + 5)

#define TOSA_SCOOP_JC_WLAN_DETECT	SCOOP_GPCR_PA17

#define TOSA_GPIO_WLAN_LED		(TOSA_SCOOP_JC_GPIO_BASE + 7)

#define TOSA_SCOOP_JC_CARD_LIMIT_SEL	SCOOP_GPCR_PA19



/* GPIO Direction   1 : output mode / 0:input mode */

#define TOSA_SCOOP_JC_IO_DIR ( \

		TOSA_SCOOP_JC_TC6393_SUSPEND | TOSA_SCOOP_JC_TC3693_L3V_ON | \

		TOSA_SCOOP_JC_CARD_LIMIT_SEL )

#define TOSA_SCOOP_JC_IO_DIR (TOSA_SCOOP_JC_CARD_LIMIT_SEL)



/*

 * TC6393XB GPIOs

 */

#define TOSA_TC6393XB_GPIO_BASE		(NR_BUILTIN_GPIO + 2 * 12)

#define TOSA_TC6393XB_GPIO(i)		(TOSA_TC6393XB_GPIO_BASE + (i))

#define TOSA_TC6393XB_GPIO_BIT(gpio)	(1 << (gpio - TOSA_TC6393XB_GPIO_BASE))



#define TOSA_GPIO_TG_ON			(TOSA_TC6393XB_GPIO_BASE + 0)

#define TOSA_GPIO_L_MUTE		(TOSA_TC6393XB_GPIO_BASE + 1)

#define TOSA_GPIO_BL_C20MA		(TOSA_TC6393XB_GPIO_BASE + 3)

#define TOSA_GPIO_CARD_VCC_ON		(TOSA_TC6393XB_GPIO_BASE + 4)

#define TOSA_GPIO_CHARGE_OFF		(TOSA_TC6393XB_GPIO_BASE + 6)

#define TOSA_GPIO_CHARGE_OFF_JC		(TOSA_TC6393XB_GPIO_BASE + 7)

#define TOSA_GPIO_BAT0_V_ON		(TOSA_TC6393XB_GPIO_BASE + 9)

#define TOSA_GPIO_BAT1_V_ON		(TOSA_TC6393XB_GPIO_BASE + 10)

#define TOSA_GPIO_BU_CHRG_ON		(TOSA_TC6393XB_GPIO_BASE + 11)

#define TOSA_GPIO_BAT_SW_ON		(TOSA_TC6393XB_GPIO_BASE + 12)

#define TOSA_GPIO_BAT0_TH_ON		(TOSA_TC6393XB_GPIO_BASE + 14)

#define TOSA_GPIO_BAT1_TH_ON		(TOSA_TC6393XB_GPIO_BASE + 15)



/*

 * Timing Generator
@@ -84,13 +100,13 @@ 
#define TOSA_GPIO_JACKET_DETECT		(7)

#define TOSA_GPIO_nSD_DETECT		(9)

#define TOSA_GPIO_nSD_INT		(10)

#define TOSA_GPIO_TC6393_CLK		(11)

#define TOSA_GPIO_TC6393XB_CLK		(11)

#define TOSA_GPIO_BAT1_CRG		(12)

#define TOSA_GPIO_CF_CD			(13)

#define TOSA_GPIO_BAT0_CRG		(14)

#define TOSA_GPIO_TC6393_INT		(15)

#define TOSA_GPIO_TC6393XB_INT		(15)

#define TOSA_GPIO_BAT0_LOW		(17)

#define TOSA_GPIO_TC6393_RDY		(18)

#define TOSA_GPIO_TC6393XB_RDY		(18)

#define TOSA_GPIO_ON_RESET		(19)

#define TOSA_GPIO_EAR_IN		(20)

#define TOSA_GPIO_CF_IRQ		(21)	/* CF slot0 Ready */
@@ -138,7 +154,7 @@ 
#define TOSA_IRQ_GPIO_BAT1_CRG      	IRQ_GPIO(TOSA_GPIO_BAT1_CRG)

#define TOSA_IRQ_GPIO_CF_CD         	IRQ_GPIO(TOSA_GPIO_CF_CD)

#define TOSA_IRQ_GPIO_BAT0_CRG      	IRQ_GPIO(TOSA_GPIO_BAT0_CRG)

#define TOSA_IRQ_GPIO_TC6393_INT    	IRQ_GPIO(TOSA_GPIO_TC6393_INT)

#define TOSA_IRQ_GPIO_TC6393XB_INT    	IRQ_GPIO(TOSA_GPIO_TC6393XB_INT)

#define TOSA_IRQ_GPIO_BAT0_LOW      	IRQ_GPIO(TOSA_GPIO_BAT0_LOW)

#define TOSA_IRQ_GPIO_EAR_IN        	IRQ_GPIO(TOSA_GPIO_EAR_IN)

#define TOSA_IRQ_GPIO_CF_IRQ        	IRQ_GPIO(TOSA_GPIO_CF_IRQ)