diff options
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/gpio-cfg.h')
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/gpio-cfg.h | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/arch/arm/plat-samsung/include/plat/gpio-cfg.h b/arch/arm/plat-samsung/include/plat/gpio-cfg.h index 08740eed050c..b5294eff18b5 100644 --- a/arch/arm/plat-samsung/include/plat/gpio-cfg.h +++ b/arch/arm/plat-samsung/include/plat/gpio-cfg.h @@ -27,7 +27,6 @@ #include <linux/types.h> typedef unsigned int __bitwise__ samsung_gpio_pull_t; -typedef unsigned int __bitwise__ s5p_gpio_drvstr_t; /* forward declaration if gpio-core.h hasn't been included */ struct samsung_gpio_chip; @@ -180,67 +179,4 @@ static inline int s3c_gpio_cfgrange_nopull(unsigned int pin, unsigned int size, return s3c_gpio_cfgall_range(pin, size, cfg, S3C_GPIO_PULL_NONE); } -/* Define values for the drvstr available for each gpio pin. - * - * These values control the value of the output signal driver strength, - * configurable on most pins on the S5P series. - */ -#define S5P_GPIO_DRVSTR_LV1 ((__force s5p_gpio_drvstr_t)0x0) -#define S5P_GPIO_DRVSTR_LV2 ((__force s5p_gpio_drvstr_t)0x2) -#define S5P_GPIO_DRVSTR_LV3 ((__force s5p_gpio_drvstr_t)0x1) -#define S5P_GPIO_DRVSTR_LV4 ((__force s5p_gpio_drvstr_t)0x3) - -/** - * s5c_gpio_get_drvstr() - get the driver streght value of a gpio pin - * @pin: The pin number to get the settings for - * - * Read the driver streght value for the specified pin. -*/ -extern s5p_gpio_drvstr_t s5p_gpio_get_drvstr(unsigned int pin); - -/** - * s3c_gpio_set_drvstr() - set the driver streght value of a gpio pin - * @pin: The pin number to configure the driver streght value - * @drvstr: The new value of the driver strength - * - * This function sets the driver strength value for the specified pin. - * It will return 0 if successful, or a negative error code if the pin - * cannot support the requested setting. -*/ -extern int s5p_gpio_set_drvstr(unsigned int pin, s5p_gpio_drvstr_t drvstr); - -/** - * s5p_register_gpio_interrupt() - register interrupt support for a gpio group - * @pin: The pin number from the group to be registered - * - * This function registers gpio interrupt support for the group that the - * specified pin belongs to. - * - * The total number of gpio pins is quite large ob s5p series. Registering - * irq support for all of them would be a resource waste. Because of that the - * interrupt support for standard gpio pins is registered dynamically. - * - * It will return the irq number of the interrupt that has been registered - * or -ENOMEM if no more gpio interrupts can be registered. It is allowed - * to call this function more than once for the same gpio group (the group - * will be registered only once). - */ -extern int s5p_register_gpio_interrupt(int pin); - -/** s5p_register_gpioint_bank() - add gpio bank for further gpio interrupt - * registration (see s5p_register_gpio_interrupt function) - * @chain_irq: chained irq number for the gpio int handler for this bank - * @start: start gpio group number of this bank - * @nr_groups: number of gpio groups handled by this bank - * - * This functions registers initial information about gpio banks that - * can be later used by the s5p_register_gpio_interrupt() function to - * enable support for gpio interrupt for particular gpio group. - */ -#ifdef CONFIG_S5P_GPIO_INT -extern int s5p_register_gpioint_bank(int chain_irq, int start, int nr_groups); -#else -#define s5p_register_gpioint_bank(chain_irq, start, nr_groups) do { } while (0) -#endif - #endif /* __PLAT_GPIO_CFG_H */ |