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@@ -1196,6 +1196,67 @@ int pinctrl_force_default(struct pinctrl_dev *pctldev)
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}
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EXPORT_SYMBOL_GPL(pinctrl_force_default);
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+#ifdef CONFIG_PM
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+
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+/**
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+ * pinctrl_pm_select_default_state() - select default pinctrl state for PM
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+ * @dev: device to select default state for
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+ */
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+int pinctrl_pm_select_default_state(struct device *dev)
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+{
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+ struct dev_pin_info *pins = dev->pins;
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+ int ret;
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+
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+ if (!pins)
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+ return 0;
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+ if (IS_ERR(pins->default_state))
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+ return 0; /* No default state */
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+ ret = pinctrl_select_state(pins->p, pins->default_state);
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+ if (ret)
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+ dev_err(dev, "failed to activate default pinctrl state\n");
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+ return ret;
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+}
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+
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+/**
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+ * pinctrl_pm_select_sleep_state() - select sleep pinctrl state for PM
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+ * @dev: device to select sleep state for
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+ */
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+int pinctrl_pm_select_sleep_state(struct device *dev)
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+{
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+ struct dev_pin_info *pins = dev->pins;
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+ int ret;
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+
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+ if (!pins)
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+ return 0;
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+ if (IS_ERR(pins->sleep_state))
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+ return 0; /* No sleep state */
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+ ret = pinctrl_select_state(pins->p, pins->sleep_state);
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+ if (ret)
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+ dev_err(dev, "failed to activate pinctrl sleep state\n");
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+ return ret;
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+}
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+
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+/**
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+ * pinctrl_pm_select_idle_state() - select idle pinctrl state for PM
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+ * @dev: device to select idle state for
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+ */
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+int pinctrl_pm_select_idle_state(struct device *dev)
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+{
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+ struct dev_pin_info *pins = dev->pins;
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+ int ret;
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+
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+ if (!pins)
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+ return 0;
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+ if (IS_ERR(pins->idle_state))
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+ return 0; /* No idle state */
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+ ret = pinctrl_select_state(pins->p, pins->idle_state);
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+ if (ret)
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+ dev_err(dev, "failed to activate pinctrl idle state\n");
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+ return ret;
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+}
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+
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+#endif
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+
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#ifdef CONFIG_DEBUG_FS
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static int pinctrl_pins_show(struct seq_file *s, void *what)
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