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path: root/drivers/platform/cznic/turris-omnia-mcu.h
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Diffstat (limited to 'drivers/platform/cznic/turris-omnia-mcu.h')
-rw-r--r--drivers/platform/cznic/turris-omnia-mcu.h42
1 files changed, 40 insertions, 2 deletions
diff --git a/drivers/platform/cznic/turris-omnia-mcu.h b/drivers/platform/cznic/turris-omnia-mcu.h
index 2ca56ae13aa9..fed0d357fea3 100644
--- a/drivers/platform/cznic/turris-omnia-mcu.h
+++ b/drivers/platform/cznic/turris-omnia-mcu.h
@@ -33,6 +33,7 @@ struct omnia_mcu {
u8 board_first_mac[ETH_ALEN];
u8 board_revision;
+#ifdef CONFIG_TURRIS_OMNIA_MCU_GPIO
/* GPIO chip */
struct gpio_chip gc;
struct mutex lock;
@@ -41,18 +42,25 @@ struct omnia_mcu {
struct delayed_work button_release_emul_work;
unsigned long last_status;
bool button_pressed_emul;
+#endif
+#ifdef CONFIG_TURRIS_OMNIA_MCU_SYSOFF_WAKEUP
/* RTC device for configuring wake-up */
struct rtc_device *rtcdev;
u32 rtc_alarm;
bool front_button_poweron;
+#endif
+#ifdef CONFIG_TURRIS_OMNIA_MCU_WATCHDOG
/* MCU watchdog */
struct watchdog_device wdt;
+#endif
+#ifdef CONFIG_TURRIS_OMNIA_MCU_TRNG
/* true random number generator */
struct hwrng trng;
struct completion trng_entropy_ready;
+#endif
};
int omnia_cmd_write_read(const struct i2c_client *client,
@@ -182,13 +190,43 @@ static inline int omnia_cmd_read_u8(const struct i2c_client *client, u8 cmd,
return omnia_cmd_read(client, cmd, reply, sizeof(*reply));
}
+#ifdef CONFIG_TURRIS_OMNIA_MCU_GPIO
extern const u8 omnia_int_to_gpio_idx[32];
extern const struct attribute_group omnia_mcu_gpio_group;
-extern const struct attribute_group omnia_mcu_poweroff_group;
-
int omnia_mcu_register_gpiochip(struct omnia_mcu *mcu);
+#else
+static inline int omnia_mcu_register_gpiochip(struct omnia_mcu *mcu)
+{
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_TURRIS_OMNIA_MCU_SYSOFF_WAKEUP
+extern const struct attribute_group omnia_mcu_poweroff_group;
int omnia_mcu_register_sys_off_and_wakeup(struct omnia_mcu *mcu);
+#else
+static inline int omnia_mcu_register_sys_off_and_wakeup(struct omnia_mcu *mcu)
+{
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_TURRIS_OMNIA_MCU_TRNG
int omnia_mcu_register_trng(struct omnia_mcu *mcu);
+#else
+static inline int omnia_mcu_register_trng(struct omnia_mcu *mcu)
+{
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_TURRIS_OMNIA_MCU_WATCHDOG
int omnia_mcu_register_watchdog(struct omnia_mcu *mcu);
+#else
+static inline int omnia_mcu_register_watchdog(struct omnia_mcu *mcu)
+{
+ return 0;
+}
+#endif
#endif /* __TURRIS_OMNIA_MCU_H */