[U-Boot] [PATCH v11 06/28] bmips: bcm6328: add bcm6348-iudma support

[Álvaro Fernández Rojas]

Signed-off-by: Álvaro Fernández Rojas <noltari at gmail.com>
---
 v11: no changes
 v10: fix license identifiers
 v9: no changes
 v8: introduce bcm6368-enet driver

 arch/mips/dts/brcm,bcm6328.dtsi       | 13 +++++++++++++
 include/dt-bindings/dma/bcm6328-dma.h | 14 ++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 include/dt-bindings/dma/bcm6328-dma.h

diff --git a/arch/mips/dts/brcm,bcm6328.dtsi b/arch/mips/dts/brcm,bcm6328.dtsi
index e00a2950e2..6fa49e22bb 100644
--- a/arch/mips/dts/brcm,bcm6328.dtsi
+++ b/arch/mips/dts/brcm,bcm6328.dtsi
@@ -4,6 +4,7 @@
  */
 
 #include <dt-bindings/clock/bcm6328-clock.h>
+#include <dt-bindings/dma/bcm6328-dma.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/power-domain/bcm6328-power-domain.h>
 #include <dt-bindings/reset/bcm6328-reset.h>
@@ -187,5 +188,17 @@
 			reg = <0x10003000 0x864>;
 			u-boot,dm-pre-reloc;
 		};
+
+		iudma: dma-controller at 1000d800 {
+			compatible = "brcm,bcm6368-iudma";
+			reg = <0x1000d800 0x80>,
+			      <0x1000da00 0x80>,
+			      <0x1000dc00 0x80>;
+			reg-names = "dma",
+				    "dma-channels",
+				    "dma-sram";
+			#dma-cells = <1>;
+			dma-channels = <8>;
+		};
 	};
 };
diff --git a/include/dt-bindings/dma/bcm6328-dma.h b/include/dt-bindings/dma/bcm6328-dma.h
new file mode 100644
index 0000000000..7494df2feb
--- /dev/null
+++ b/include/dt-bindings/dma/bcm6328-dma.h
@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2018 Álvaro Fernández Rojas <noltari at gmail.com>
+ *
+ * Derived from linux/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+ */
+
+#ifndef __DT_BINDINGS_DMA_BCM6328_H
+#define __DT_BINDINGS_DMA_BCM6328_H
+
+#define BCM6328_DMA_ENETSW_RX	0
+#define BCM6328_DMA_ENETSW_TX	1
+
+#endif /* __DT_BINDINGS_DMA_BCM6328_H */
-- 
2.11.0