Merge branch 'topic/renesas' into for-linus

12 files changed, 14 insertions, 38 deletions

diff --git a/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt b/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt
index 946229c48657..a5a7c3f5a1e3 100644
--- a/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt
+++ b/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt
@@ -17,6 +17,7 @@ Required Properties:
 - compatible: "renesas,dmac-<soctype>", "renesas,rcar-dmac" as fallback.
 	      Examples with soctypes are:
 		- "renesas,dmac-r8a7743" (RZ/G1M)
+		- "renesas,dmac-r8a7744" (RZ/G1N)
 		- "renesas,dmac-r8a7745" (RZ/G1E)
 		- "renesas,dmac-r8a77470" (RZ/G1C)
 		- "renesas,dmac-r8a7790" (R-Car H2)
diff --git a/Documentation/devicetree/bindings/dma/renesas,usb-dmac.txt b/Documentation/devicetree/bindings/dma/renesas,usb-dmac.txt
index 482e54362d3e..1743017bd948 100644
--- a/Documentation/devicetree/bindings/dma/renesas,usb-dmac.txt
+++ b/Documentation/devicetree/bindings/dma/renesas,usb-dmac.txt
@@ -4,6 +4,7 @@ Required Properties:
 -compatible: "renesas,<soctype>-usb-dmac", "renesas,usb-dmac" as fallback.
 	Examples with soctypes are:
 	  - "renesas,r8a7743-usb-dmac" (RZ/G1M)
+	  - "renesas,r8a7744-usb-dmac" (RZ/G1N)
 	  - "renesas,r8a7745-usb-dmac" (RZ/G1E)
 	  - "renesas,r8a7790-usb-dmac" (R-Car H2)
 	  - "renesas,r8a7791-usb-dmac" (R-Car M2-W)
diff --git a/drivers/dma/nbpfaxi.c b/drivers/dma/nbpfaxi.c
index 8d4914cd06f0..a67b292190f4 100644
--- a/drivers/dma/nbpfaxi.c
+++ b/drivers/dma/nbpfaxi.c
@@ -1,10 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (C) 2013-2014 Renesas Electronics Europe Ltd.
  * Author: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
  */
 
 #include <linux/bitmap.h>
diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c
index 48ee35e2bce6..74fa2b1a6a86 100644
--- a/drivers/dma/sh/rcar-dmac.c
+++ b/drivers/dma/sh/rcar-dmac.c
@@ -198,6 +198,7 @@ struct rcar_dmac {
 	struct dma_device engine;
 	struct device *dev;
 	void __iomem *iomem;
+	struct device_dma_parameters parms;
 
 	unsigned int n_channels;
 	struct rcar_dmac_chan *channels;
@@ -1792,6 +1793,8 @@ static int rcar_dmac_probe(struct platform_device *pdev)
 
 	dmac->dev = &pdev->dev;
 	platform_set_drvdata(pdev, dmac);
+	dmac->dev->dma_parms = &dmac->parms;
+	dma_set_max_seg_size(dmac->dev, RCAR_DMATCR_MASK);
 	dma_set_mask_and_coherent(dmac->dev, DMA_BIT_MASK(40));
 
 	ret = rcar_dmac_parse_of(&pdev->dev, dmac);
diff --git a/drivers/dma/sh/shdma-arm.h b/drivers/dma/sh/shdma-arm.h
index a1b0ef45d6a2..7459f9a13b5b 100644
--- a/drivers/dma/sh/shdma-arm.h
+++ b/drivers/dma/sh/shdma-arm.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Renesas SuperH DMA Engine support
  *
  * Copyright (C) 2013 Renesas Electronics, Inc.
- *
- * This is free software; you can redistribute it and/or modify it under the
- * terms of version 2 the GNU General Public License as published by the Free
- * Software Foundation.
  */
 
 #ifndef SHDMA_ARM_H
diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c
index 6b5626e299b2..c51de498b5b4 100644
--- a/drivers/dma/sh/shdma-base.c
+++ b/drivers/dma/sh/shdma-base.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Dmaengine driver base library for DMA controllers, found on SH-based SoCs
  *
@@ -7,10 +8,6 @@
  * Copyright (C) 2009 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
  * Copyright (C) 2009 Renesas Solutions, Inc. All rights reserved.
  * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
  */
 
 #include <linux/delay.h>
diff --git a/drivers/dma/sh/shdma-of.c b/drivers/dma/sh/shdma-of.c
index f999f9b0d314..be89dd894328 100644
--- a/drivers/dma/sh/shdma-of.c
+++ b/drivers/dma/sh/shdma-of.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * SHDMA Device Tree glue
  *
  * Copyright (C) 2013 Renesas Electronics Inc.
  * Author: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
  */
 
 #include <linux/dmaengine.h>
diff --git a/drivers/dma/sh/shdma-r8a73a4.c b/drivers/dma/sh/shdma-r8a73a4.c
index 96ea3828c3eb..ddc9a3578353 100644
--- a/drivers/dma/sh/shdma-r8a73a4.c
+++ b/drivers/dma/sh/shdma-r8a73a4.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Renesas SuperH DMA Engine support for r8a73a4 (APE6) SoCs
  *
  * Copyright (C) 2013 Renesas Electronics, Inc.
- *
- * This is free software; you can redistribute it and/or modify it under the
- * terms of version 2 the GNU General Public License as published by the Free
- * Software Foundation.
  */
 #include <linux/sh_dma.h>
 
diff --git a/drivers/dma/sh/shdma.h b/drivers/dma/sh/shdma.h
index 2c0a969adc9f..bfb69909bd19 100644
--- a/drivers/dma/sh/shdma.h
+++ b/drivers/dma/sh/shdma.h
@@ -1,14 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * Renesas SuperH DMA Engine support
  *
  * Copyright (C) 2009 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
  * Copyright (C) 2009 Renesas Solutions, Inc. All rights reserved.
  *
- * This 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 __DMA_SHDMA_H
 #define __DMA_SHDMA_H
diff --git a/drivers/dma/sh/shdmac.c b/drivers/dma/sh/shdmac.c
index 04a74e0a95b7..7971ea275387 100644
--- a/drivers/dma/sh/shdmac.c
+++ b/drivers/dma/sh/shdmac.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Renesas SuperH DMA Engine support
  *
@@ -8,11 +9,6 @@
  * Copyright (C) 2009 Renesas Solutions, Inc. All rights reserved.
  * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.
  *
- * This 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.
- *
  * - DMA of SuperH does not have Hardware DMA chain mode.
  * - MAX DMA size is 16MB.
  *
diff --git a/drivers/dma/sh/sudmac.c b/drivers/dma/sh/sudmac.c
index 69b9564dc9d9..30cc3553cb8b 100644
--- a/drivers/dma/sh/sudmac.c
+++ b/drivers/dma/sh/sudmac.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Renesas SUDMAC support
  *
@@ -8,10 +9,6 @@
  * Copyright (C) 2009 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
  * Copyright (C) 2009 Renesas Solutions, Inc. All rights reserved.
  * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
  */
 
 #include <linux/dmaengine.h>
diff --git a/drivers/dma/sh/usb-dmac.c b/drivers/dma/sh/usb-dmac.c
index 1bb1a8e09025..7f7184c3cf95 100644
--- a/drivers/dma/sh/usb-dmac.c
+++ b/drivers/dma/sh/usb-dmac.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Renesas USB DMA Controller Driver
  *
@@ -6,10 +7,6 @@
  * based on rcar-dmac.c
  * Copyright (C) 2014 Renesas Electronics Inc.
  * Author: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
  */
 
 #include <linux/delay.h>