gpio.c File Reference

#include <gpio.h>
#include <soc/addressmap.h>
#include <soc/gpio.h>
#include <soc/grf.h>
#include <soc/soc.h>

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Macros
#define	PMU_GPIO_PORT0   0
#define	PMU_GPIO_PORT1   1
#define	IS_GPIO_BANK(g, p, b)   (g.port == p && g.bank == GPIO_##b)

Enumerations
enum	{ PULLNONE_1V8 = 0 , PULLDOWN_1V8 = 1 , PULLUP_1V8 = 3 }

Functions
int	is_pmu_gpio (gpio_t gpio)
void *	gpio_grf_reg (gpio_t gpio)
u32	gpio_get_pull_val (gpio_t gpio, enum gpio_pull pull)

Variables
struct rockchip_gpio_regs *	gpio_port []

Macro Definition Documentation

IS_GPIO_BANK

#define IS_GPIO_BANK	(		g,
			p,
			b
	)		(g.port == p && g.bank == GPIO_##b)

Definition at line 35 of file gpio.c.

PMU_GPIO_PORT0

#define PMU_GPIO_PORT0   0

Definition at line 17 of file gpio.c.

PMU_GPIO_PORT1

#define PMU_GPIO_PORT1   1

Definition at line 18 of file gpio.c.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
PULLNONE_1V8
PULLDOWN_1V8
PULLUP_1V8

Definition at line 37 of file gpio.c.

Function Documentation

gpio_get_pull_val()

u32 gpio_get_pull_val	(	gpio_t	gpio,
		enum gpio_pull	pull
	)

Definition at line 43 of file gpio.c.

References GPIO_PULLDOWN, GPIO_PULLNONE, GPIO_PULLUP, IS_GPIO_BANK, pull, PULLDOWN_1V8, PULLNONE_1V8, and PULLUP_1V8.

gpio_grf_reg()

void* gpio_grf_reg

(

gpio_t

gpio

)

Definition at line 27 of file gpio.c.

References rk3399_pmugrf_regs::gpio0_p, rk3288_pmu_regs::gpio0pull, rk3288_grf_regs::gpio1_p, rk3399_grf_regs::gpio2_p, is_pmu_gpio(), rk3288_grf, rk3288_pmu, rk3399_grf, and rk3399_pmugrf.

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is_pmu_gpio()

int is_pmu_gpio

(

gpio_t

gpio

)

Definition at line 20 of file gpio.c.

References PMU_GPIO_PORT, PMU_GPIO_PORT0, and PMU_GPIO_PORT1.

Variable Documentation

gpio_port

struct rockchip_gpio_regs* gpio_port[]

Initial value:

= {
        (struct rockchip_gpio_regs *)GPIO0_BASE,
        (struct rockchip_gpio_regs *)GPIO1_BASE,
        (struct rockchip_gpio_regs *)GPIO2_BASE,
        (struct rockchip_gpio_regs *)GPIO3_BASE,
        (struct rockchip_gpio_regs *)GPIO4_BASE,
}

Definition at line 9 of file gpio.c.