#include <sound/ac97_codec.h>
#include <linux/mutex.h>
#include <linux/platform_device.h>
+#include <linux/gpio.h>
/*
* UCB1400 AC-link registers
#define UCB_ID 0x7e
#define UCB_ID_1400 0x4304
+struct ucb1400_gpio_data {
+ int gpio_offset;
+ int (*gpio_setup)(struct device *dev, int ngpio);
+ int (*gpio_teardown)(struct device *dev, int ngpio);
+};
+
+struct ucb1400_gpio {
+ struct gpio_chip gc;
+ struct snd_ac97 *ac97;
+};
+
struct ucb1400_ts {
struct input_dev *ts_idev;
struct task_struct *ts_task;
struct ucb1400 {
struct platform_device *ucb1400_ts;
+ struct platform_device *ucb1400_gpio;
};
static inline u16 ucb1400_reg_read(struct snd_ac97 *ac97, u16 reg)
unsigned int ucb1400_adc_read(struct snd_ac97 *ac97, u16 adc_channel,
int adcsync);
+#ifdef CONFIG_GPIO_UCB1400
+void __init ucb1400_gpio_set_data(struct ucb1400_gpio_data *data);
+#else
+static inline void ucb1400_gpio_set_data(struct ucb1400_gpio_data *data) {}
+#endif
+
#endif