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

Commit ffb7fc0f authored by Sonic Zhang's avatar Sonic Zhang Committed by Linus Walleij
Browse files

blackfin: gpio: Remove none gpio lib code. 



- Remove non gpio lib code from blackfin architecture.
- Limit the lagecy blackfin gpio driver to bf5xx processors only.
- Remove unused definition of the pint power functions.

Signed-off-by: default avatarSonic Zhang <sonic.zhang@analog.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent e9a03add

arch/blackfin/Kconfig

+7 −0
Original line number Original line Diff line number Diff line
@@ -52,6 +52,9 @@ config GENERIC_BUG 
config ZONE_DMA

config ZONE_DMA

	def_bool y

	def_bool y





config GENERIC_GPIO

	def_bool y



config FORCE_MAX_ZONEORDER

config FORCE_MAX_ZONEORDER

	int

	int

	default "14"

	default "14"
@@ -317,6 +320,10 @@ config BF53x 
	depends on (BF531 || BF532 || BF533 || BF534 || BF536 || BF537)

	depends on (BF531 || BF532 || BF533 || BF534 || BF536 || BF537)

	default y

	default y





config GPIO_ADI

	def_bool y

	depends on (BF51x || BF52x || BF53x || BF538 || BF539 || BF561)



config MEM_MT48LC64M4A2FB_7E

config MEM_MT48LC64M4A2FB_7E

	bool

	bool

	depends on (BFIN533_STAMP)

	depends on (BFIN533_STAMP)

arch/blackfin/include/asm/gpio.h

+20 −137
Original line number Original line Diff line number Diff line
@@ -25,8 +25,12 @@ 




#ifndef __ASSEMBLY__

#ifndef __ASSEMBLY__





#ifndef CONFIG_PINCTRL



#include <linux/compiler.h>

#include <linux/compiler.h>

#include <linux/gpio.h>

#include <asm/blackfin.h>

#include <asm/portmux.h>

#include <asm/irq_handler.h>





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

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

*

*
@@ -45,7 +49,6 @@ 
* MODIFICATION HISTORY :

* MODIFICATION HISTORY :

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

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





#if !BFIN_GPIO_PINT

void set_gpio_dir(unsigned, unsigned short);

void set_gpio_dir(unsigned, unsigned short);

void set_gpio_inen(unsigned, unsigned short);

void set_gpio_inen(unsigned, unsigned short);

void set_gpio_polar(unsigned, unsigned short);

void set_gpio_polar(unsigned, unsigned short);
@@ -115,7 +118,6 @@ struct gpio_port_t { 
	unsigned short dummy16;

	unsigned short dummy16;

	unsigned short inen;

	unsigned short inen;

};

};

#endif





#ifdef BFIN_SPECIAL_GPIO_BANKS

#ifdef BFIN_SPECIAL_GPIO_BANKS

void bfin_special_gpio_free(unsigned gpio);

void bfin_special_gpio_free(unsigned gpio);
@@ -127,25 +129,21 @@ void bfin_special_gpio_pm_hibernate_suspend(void); 
#endif

#endif





#ifdef CONFIG_PM

#ifdef CONFIG_PM

int bfin_pm_standby_ctrl(unsigned ctrl);

void bfin_gpio_pm_hibernate_restore(void);

void bfin_gpio_pm_hibernate_suspend(void);

int bfin_gpio_pm_wakeup_ctrl(unsigned gpio, unsigned ctrl);

int bfin_gpio_pm_standby_ctrl(unsigned ctrl);





static inline int bfin_pm_standby_setup(void)

static inline int bfin_pm_standby_setup(void)

{

{

	return bfin_pm_standby_ctrl(1);

	return bfin_gpio_pm_standby_ctrl(1);

}

}





static inline void bfin_pm_standby_restore(void)

static inline void bfin_pm_standby_restore(void)

{

{

	bfin_pm_standby_ctrl(0);

	bfin_gpio_pm_standby_ctrl(0);

}

}





void bfin_gpio_pm_hibernate_restore(void);

void bfin_gpio_pm_hibernate_suspend(void);

void bfin_pint_suspend(void);

void bfin_pint_resume(void);



# if !BFIN_GPIO_PINT

int gpio_pm_wakeup_ctrl(unsigned gpio, unsigned ctrl);





struct gpio_port_s {

struct gpio_port_s {

	unsigned short data;

	unsigned short data;
@@ -161,7 +159,6 @@ struct gpio_port_s { 
	unsigned short reserved;

	unsigned short reserved;

	unsigned short mux;

	unsigned short mux;

};

};

# endif

#endif /*CONFIG_PM*/

#endif /*CONFIG_PM*/





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

/***********************************************************
@@ -178,35 +175,28 @@ struct gpio_port_s { 
*************************************************************

*************************************************************

* MODIFICATION HISTORY :

* MODIFICATION HISTORY :

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

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



int bfin_gpio_request(unsigned gpio, const char *label);

void bfin_gpio_free(unsigned gpio);

int bfin_gpio_irq_request(unsigned gpio, const char *label);

int bfin_gpio_irq_request(unsigned gpio, const char *label);

void bfin_gpio_irq_free(unsigned gpio);

void bfin_gpio_irq_free(unsigned gpio);

int bfin_gpio_direction_input(unsigned gpio);

void bfin_gpio_irq_prepare(unsigned gpio);

int bfin_gpio_direction_output(unsigned gpio, int value);



int bfin_gpio_get_value(unsigned gpio);

static inline int irq_to_gpio(unsigned irq)

void bfin_gpio_set_value(unsigned gpio, int value);

{

	return irq - GPIO_IRQ_BASE;

}

#endif /* CONFIG_PINCTRL */





#include <asm/irq.h>

#include <asm/irq.h>

#include <asm/errno.h>

#include <asm/errno.h>





#ifdef CONFIG_GPIOLIB

#include <asm-generic/gpio.h>		/* cansleep wrappers */

#include <asm-generic/gpio.h>		/* cansleep wrappers */





static inline int gpio_get_value(unsigned int gpio)

static inline int gpio_get_value(unsigned int gpio)

{

{

	if (gpio < MAX_BLACKFIN_GPIOS)

		return bfin_gpio_get_value(gpio);

	else

	return __gpio_get_value(gpio);

	return __gpio_get_value(gpio);

}

}





static inline void gpio_set_value(unsigned int gpio, int value)

static inline void gpio_set_value(unsigned int gpio, int value)

{

{

	if (gpio < MAX_BLACKFIN_GPIOS)

		bfin_gpio_set_value(gpio, value);

	else

	__gpio_set_value(gpio, value);

	__gpio_set_value(gpio, value);

}

}
@@ -219,113 +209,6 @@ static inline int gpio_to_irq(unsigned gpio) 
{

{

	return __gpio_to_irq(gpio);

	return __gpio_to_irq(gpio);

}

}



#else /* !CONFIG_GPIOLIB */



static inline int gpio_request(unsigned gpio, const char *label)

{

	return bfin_gpio_request(gpio, label);

}



static inline void gpio_free(unsigned gpio)

{

	return bfin_gpio_free(gpio);

}



static inline int gpio_direction_input(unsigned gpio)

{

	return bfin_gpio_direction_input(gpio);

}



static inline int gpio_direction_output(unsigned gpio, int value)

{

	return bfin_gpio_direction_output(gpio, value);

}



static inline int gpio_set_debounce(unsigned gpio, unsigned debounce)

{

	return -EINVAL;

}



static inline int gpio_request_one(unsigned gpio, unsigned long flags, const char *label)

{

	int err;



	err = bfin_gpio_request(gpio, label);

	if (err)

		return err;



	if (flags & GPIOF_DIR_IN)

		err = bfin_gpio_direction_input(gpio);

	else

		err = bfin_gpio_direction_output(gpio,

			(flags & GPIOF_INIT_HIGH) ? 1 : 0);



	if (err)

		bfin_gpio_free(gpio);



	return err;

}



static inline int gpio_request_array(const struct gpio *array, size_t num)

{

	int i, err;



	for (i = 0; i < num; i++, array++) {

		err = gpio_request_one(array->gpio, array->flags, array->label);

		if (err)

			goto err_free;

	}

	return 0;



err_free:

	while (i--)

		bfin_gpio_free((--array)->gpio);

	return err;

}



static inline void gpio_free_array(const struct gpio *array, size_t num)

{

	while (num--)

		bfin_gpio_free((array++)->gpio);

}



static inline int __gpio_get_value(unsigned gpio)

{

	return bfin_gpio_get_value(gpio);

}



static inline void __gpio_set_value(unsigned gpio, int value)

{

	return bfin_gpio_set_value(gpio, value);

}



static inline int gpio_get_value(unsigned gpio)

{

	return __gpio_get_value(gpio);

}



static inline void gpio_set_value(unsigned gpio, int value)

{

	return __gpio_set_value(gpio, value);

}



static inline int gpio_to_irq(unsigned gpio)

{

	if (likely(gpio < MAX_BLACKFIN_GPIOS))

		return gpio + GPIO_IRQ_BASE;



	return -EINVAL;

}



#include <asm-generic/gpio.h>		/* cansleep wrappers */

#endif	/* !CONFIG_GPIOLIB */



static inline int irq_to_gpio(unsigned irq)

{

	return (irq - GPIO_IRQ_BASE);

}



#endif /* __ASSEMBLY__ */

#endif /* __ASSEMBLY__ */





#endif /* __ARCH_BLACKFIN_GPIO_H__ */
 
#endif /* __ARCH_BLACKFIN_GPIO_H__ */

arch/blackfin/kernel/Makefile

+2 −1
Original line number Original line Diff line number Diff line
@@ -7,7 +7,7 @@ extra-y := vmlinux.lds 
obj-y := \

obj-y := \

	entry.o process.o bfin_ksyms.o ptrace.o setup.o signal.o \

	entry.o process.o bfin_ksyms.o ptrace.o setup.o signal.o \

	sys_bfin.o traps.o irqchip.o dma-mapping.o flat.o \

	sys_bfin.o traps.o irqchip.o dma-mapping.o flat.o \

	fixed_code.o reboot.o bfin_gpio.o bfin_dma.o \

	fixed_code.o reboot.o bfin_dma.o \

	exception.o dumpstack.o

	exception.o dumpstack.o





ifeq ($(CONFIG_GENERIC_CLOCKEVENTS),y)

ifeq ($(CONFIG_GENERIC_CLOCKEVENTS),y)
@@ -16,6 +16,7 @@ else 
    obj-y += time.o

    obj-y += time.o

endif

endif





obj-$(CONFIG_GPIO_ADI)               += bfin_gpio.o

obj-$(CONFIG_DYNAMIC_FTRACE)         += ftrace.o

obj-$(CONFIG_DYNAMIC_FTRACE)         += ftrace.o

obj-$(CONFIG_FUNCTION_TRACER)        += ftrace-entry.o

obj-$(CONFIG_FUNCTION_TRACER)        += ftrace-entry.o

obj-$(CONFIG_FUNCTION_GRAPH_TRACER)  += ftrace.o

obj-$(CONFIG_FUNCTION_GRAPH_TRACER)  += ftrace.o