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path: root/drivers/clk/qcom/gdsc.h
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Diffstat (limited to 'drivers/clk/qcom/gdsc.h')
-rw-r--r--drivers/clk/qcom/gdsc.h34
1 files changed, 22 insertions, 12 deletions
diff --git a/drivers/clk/qcom/gdsc.h b/drivers/clk/qcom/gdsc.h
index 5ded26884..3bf497c36 100644
--- a/drivers/clk/qcom/gdsc.h
+++ b/drivers/clk/qcom/gdsc.h
@@ -20,18 +20,12 @@
struct regmap;
struct reset_controller_dev;
-/* Powerdomain allowable state bitfields */
-#define PWRSTS_OFF BIT(0)
-#define PWRSTS_RET BIT(1)
-#define PWRSTS_ON BIT(2)
-#define PWRSTS_OFF_ON (PWRSTS_OFF | PWRSTS_ON)
-#define PWRSTS_RET_ON (PWRSTS_RET | PWRSTS_ON)
-
/**
* struct gdsc - Globally Distributed Switch Controller
* @pd: generic power domain
* @regmap: regmap for MMIO accesses
* @gdscr: gsdc control register
+ * @gds_hw_ctrl: gds_hw_ctrl register
* @cxcs: offsets of branch registers to toggle mem/periph bits in
* @cxc_count: number of @cxcs
* @pwrsts: Possible powerdomain power states
@@ -41,28 +35,44 @@ struct reset_controller_dev;
*/
struct gdsc {
struct generic_pm_domain pd;
+ struct generic_pm_domain *parent;
struct regmap *regmap;
unsigned int gdscr;
+ unsigned int gds_hw_ctrl;
unsigned int *cxcs;
unsigned int cxc_count;
const u8 pwrsts;
+/* Powerdomain allowable state bitfields */
+#define PWRSTS_OFF BIT(0)
+#define PWRSTS_RET BIT(1)
+#define PWRSTS_ON BIT(2)
+#define PWRSTS_OFF_ON (PWRSTS_OFF | PWRSTS_ON)
+#define PWRSTS_RET_ON (PWRSTS_RET | PWRSTS_ON)
+ const u8 flags;
+#define VOTABLE BIT(0)
struct reset_controller_dev *rcdev;
unsigned int *resets;
unsigned int reset_count;
};
+struct gdsc_desc {
+ struct device *dev;
+ struct gdsc **scs;
+ size_t num;
+};
+
#ifdef CONFIG_QCOM_GDSC
-int gdsc_register(struct device *, struct gdsc **, size_t n,
- struct reset_controller_dev *, struct regmap *);
-void gdsc_unregister(struct device *);
+int gdsc_register(struct gdsc_desc *desc, struct reset_controller_dev *,
+ struct regmap *);
+void gdsc_unregister(struct gdsc_desc *desc);
#else
-static inline int gdsc_register(struct device *d, struct gdsc **g, size_t n,
+static inline int gdsc_register(struct gdsc_desc *desc,
struct reset_controller_dev *rcdev,
struct regmap *r)
{
return -ENOSYS;
}
-static inline void gdsc_unregister(struct device *d) {};
+static inline void gdsc_unregister(struct gdsc_desc *desc) {};
#endif /* CONFIG_QCOM_GDSC */
#endif /* __QCOM_GDSC_H__ */