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path: root/drivers/pinctrl/pinctrl-samsung.h
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Diffstat (limited to 'drivers/pinctrl/pinctrl-samsung.h')
-rw-r--r--drivers/pinctrl/pinctrl-samsung.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-samsung.h b/drivers/pinctrl/pinctrl-samsung.h
index 7c7f9ebcd05b..26d3519240c9 100644
--- a/drivers/pinctrl/pinctrl-samsung.h
+++ b/drivers/pinctrl/pinctrl-samsung.h
@@ -127,6 +127,7 @@ struct samsung_pin_bank_type {
* @gpio_chip: GPIO chip of the bank.
* @grange: linux gpio pin range supported by this bank.
* @slock: spinlock protecting bank registers
+ * @pm_save: saved register values during suspend
*/
struct samsung_pin_bank {
struct samsung_pin_bank_type *type;
@@ -138,12 +139,15 @@ struct samsung_pin_bank {
u32 eint_mask;
u32 eint_offset;
char *name;
+ void *soc_priv;
struct device_node *of_node;
struct samsung_pinctrl_drv_data *drvdata;
struct irq_domain *irq_domain;
struct gpio_chip gpio_chip;
struct pinctrl_gpio_range grange;
spinlock_t slock;
+
+ u32 pm_save[PINCFG_TYPE_NUM + 1]; /* +1 to handle double CON registers*/
};
/**
@@ -184,11 +188,15 @@ struct samsung_pin_ctrl {
int (*eint_gpio_init)(struct samsung_pinctrl_drv_data *);
int (*eint_wkup_init)(struct samsung_pinctrl_drv_data *);
+ void (*suspend)(struct samsung_pinctrl_drv_data *);
+ void (*resume)(struct samsung_pinctrl_drv_data *);
+
char *label;
};
/**
* struct samsung_pinctrl_drv_data: wrapper for holding driver data together.
+ * @node: global list node
* @virt_base: register base address of the controller.
* @dev: device instance representing the controller.
* @irq: interrpt number used by the controller to notify gpio interrupts.
@@ -201,6 +209,7 @@ struct samsung_pin_ctrl {
* @nr_function: number of such pin functions.
*/
struct samsung_pinctrl_drv_data {
+ struct list_head node;
void __iomem *virt_base;
struct device *dev;
int irq;