1 files changed, 49 insertions, 0 deletions
diff --git a/include/linux/firmware/samsung/exynos-acpm-protocol.h b/include/linux/firmware/samsung/exynos-acpm-protocol.h
new file mode 100644
index 000000000000..76255b5d06b1
--- /dev/null
+++ b/include/linux/firmware/samsung/exynos-acpm-protocol.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright 2020 Samsung Electronics Co., Ltd.
+ * Copyright 2020 Google LLC.
+ * Copyright 2024 Linaro Ltd.
+ */
+
+#ifndef __EXYNOS_ACPM_PROTOCOL_H
+#define __EXYNOS_ACPM_PROTOCOL_H
+
+#include <linux/types.h>
+
+struct acpm_handle;
+
+struct acpm_pmic_ops {
+	int (*read_reg)(const struct acpm_handle *handle,
+			unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
+			u8 *buf);
+	int (*bulk_read)(const struct acpm_handle *handle,
+			 unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
+			 u8 count, u8 *buf);
+	int (*write_reg)(const struct acpm_handle *handle,
+			 unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
+			 u8 value);
+	int (*bulk_write)(const struct acpm_handle *handle,
+			  unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
+			  u8 count, const u8 *buf);
+	int (*update_reg)(const struct acpm_handle *handle,
+			  unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
+			  u8 value, u8 mask);
+};
+
+struct acpm_ops {
+	struct acpm_pmic_ops pmic_ops;
+};
+
+/**
+ * struct acpm_handle - Reference to an initialized protocol instance
+ * @ops:
+ */
+struct acpm_handle {
+	struct acpm_ops ops;
+};
+
+struct device;
+
+const struct acpm_handle *devm_acpm_get_by_phandle(struct device *dev,
+						   const char *property);
+#endif /* __EXYNOS_ACPM_PROTOCOL_H */