From 85132221e2722089e04dd3842d23510c7c3b7fce Mon Sep 17 00:00:00 2001
From: =?utf8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
Date: Sat, 1 Dec 2018 19:00:20 +0100
Subject: [PATCH] bmips: bcm6328: add bcm6348-iudma support
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Signed-off-by: Ãlvaro Fernández Rojas <noltari@gmail.com>
---
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@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 Ãlvaro Fernández Rojas <noltari@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 */
--
2.39.5