From 6e0faa22dd394d42221d4dc0ad2975466d08eb21 Mon Sep 17 00:00:00 2001
From: =?utf8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
Date: Sat, 1 Dec 2018 19:00:23 +0100
Subject: [PATCH] bmips: bcm6318: add bcm6348-iudma support
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Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
 arch/mips/dts/brcm,bcm6318.dtsi       | 19 +++++++++++++++++++
 include/dt-bindings/dma/bcm6318-dma.h | 14 ++++++++++++++
 2 files changed, 33 insertions(+)
 create mode 100644 include/dt-bindings/dma/bcm6318-dma.h

diff --git a/arch/mips/dts/brcm,bcm6318.dtsi b/arch/mips/dts/brcm,bcm6318.dtsi
index f75988be12..d04b7cbb01 100644
--- a/arch/mips/dts/brcm,bcm6318.dtsi
+++ b/arch/mips/dts/brcm,bcm6318.dtsi
@@ -4,6 +4,7 @@
  */
 
 #include <dt-bindings/clock/bcm6318-clock.h>
+#include <dt-bindings/dma/bcm6318-dma.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/power-domain/bcm6318-power-domain.h>
 #include <dt-bindings/reset/bcm6318-reset.h>
@@ -54,6 +55,12 @@
 			reg = <0x10000004 0x4>;
 			#clock-cells = <1>;
 		};
+
+		ubus_clk: ubus-clk {
+			compatible = "brcm,bcm6345-clk";
+			reg = <0x10000008 0x4>;
+			#clock-cells = <1>;
+		};
 	};
 
 	ubus {
@@ -182,5 +189,17 @@
 
 			status = "disabled";
 		};
+
+		iudma: dma-controller@10088000 {
+			compatible = "brcm,bcm6368-iudma";
+			reg = <0x10088000 0x80>,
+			      <0x10088200 0x80>,
+			      <0x10088400 0x80>;
+			reg-names = "dma",
+				    "dma-channels",
+				    "dma-sram";
+			#dma-cells = <1>;
+			dma-channels = <8>;
+		};
 	};
 };
diff --git a/include/dt-bindings/dma/bcm6318-dma.h b/include/dt-bindings/dma/bcm6318-dma.h
new file mode 100644
index 0000000000..ad7c5ac2df
--- /dev/null
+++ b/include/dt-bindings/dma/bcm6318-dma.h
@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2018 Álvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * Derived from linux/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+ */
+
+#ifndef __DT_BINDINGS_DMA_BCM6318_H
+#define __DT_BINDINGS_DMA_BCM6318_H
+
+#define BCM6318_DMA_ENETSW_RX	0
+#define BCM6318_DMA_ENETSW_TX	1
+
+#endif /* __DT_BINDINGS_DMA_BCM6318_H */
-- 
2.39.5