Merge branch 'topic/st_fdma' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/slave-dma into rproc-next

1 files changed, 58 insertions, 0 deletions

diff --git a/include/linux/remoteproc/st_slim_rproc.h b/include/linux/remoteproc/st_slim_rproc.h
new file mode 100644
index 000000000000..4155556fa4b2
--- /dev/null
+++ b/include/linux/remoteproc/st_slim_rproc.h
@@ -0,0 +1,58 @@
+/*
+ * SLIM core rproc driver header
+ *
+ * Copyright (C) 2016 STMicroelectronics
+ *
+ * Author: Peter Griffin <peter.griffin@linaro.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+#ifndef _ST_REMOTEPROC_SLIM_H
+#define _ST_REMOTEPROC_SLIM_H
+
+#define ST_SLIM_MEM_MAX 2
+#define ST_SLIM_MAX_CLK 4
+
+enum {
+	ST_SLIM_DMEM,
+	ST_SLIM_IMEM,
+};
+
+/**
+ * struct st_slim_mem - slim internal memory structure
+ * @cpu_addr: MPU virtual address of the memory region
+ * @bus_addr: Bus address used to access the memory region
+ * @size: Size of the memory region
+ */
+struct st_slim_mem {
+	void __iomem *cpu_addr;
+	phys_addr_t bus_addr;
+	size_t size;
+};
+
+/**
+ * struct st_slim_rproc - SLIM slim core
+ * @rproc: rproc handle
+ * @mem: slim memory information
+ * @slimcore: slim slimcore regs
+ * @peri: slim peripheral regs
+ * @clks: slim clocks
+ */
+struct st_slim_rproc {
+	struct rproc *rproc;
+	struct st_slim_mem mem[ST_SLIM_MEM_MAX];
+	void __iomem *slimcore;
+	void __iomem *peri;
+
+	/* st_slim_rproc private */
+	struct clk *clks[ST_SLIM_MAX_CLK];
+};
+
+struct st_slim_rproc *st_slim_rproc_alloc(struct platform_device *pdev,
+					char *fw_name);
+void st_slim_rproc_put(struct st_slim_rproc *slim_rproc);
+
+#endif