[U-Boot] [PATCH v9 05/28] bmips: bcm6368: add bcm6348-iudma support

Álvaro Fernández Rojas noltari at gmail.com
Wed Nov 28 18:23:26 UTC 2018


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

 arch/mips/dts/brcm,bcm6368.dtsi       | 13 +++++++++++++
 include/dt-bindings/dma/bcm6368-dma.h | 15 +++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 include/dt-bindings/dma/bcm6368-dma.h

diff --git a/arch/mips/dts/brcm,bcm6368.dtsi b/arch/mips/dts/brcm,bcm6368.dtsi
index 65d769ab4f..30047f6360 100644
--- a/arch/mips/dts/brcm,bcm6368.dtsi
+++ b/arch/mips/dts/brcm,bcm6368.dtsi
@@ -4,6 +4,7 @@
  */
 
 #include <dt-bindings/clock/bcm6368-clock.h>
+#include <dt-bindings/dma/bcm6368-dma.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/reset/bcm6368-reset.h>
 #include "skeleton.dtsi"
@@ -192,5 +193,17 @@
 
 			status = "disabled";
 		};
+
+		iudma: dma-controller at 10006800 {
+			compatible = "brcm,bcm6368-iudma";
+			reg = <0x10006800 0x80>,
+			      <0x10006a00 0x80>,
+			      <0x10006c00 0x80>;
+			reg-names = "dma",
+				    "dma-channels",
+				    "dma-sram";
+			#dma-cells = <1>;
+			dma-channels = <8>;
+		};
 	};
 };
diff --git a/include/dt-bindings/dma/bcm6368-dma.h b/include/dt-bindings/dma/bcm6368-dma.h
new file mode 100644
index 0000000000..45ffb89e0a
--- /dev/null
+++ b/include/dt-bindings/dma/bcm6368-dma.h
@@ -0,0 +1,15 @@
+/*
+ * Copyright (C) 2018 Álvaro Fernández Rojas <noltari at gmail.com>
+ *
+ * Derived from linux/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_DMA_BCM6368_H
+#define __DT_BINDINGS_DMA_BCM6368_H
+
+#define BCM6368_DMA_ENETSW_RX	0
+#define BCM6368_DMA_ENETSW_TX	1
+
+#endif /* __DT_BINDINGS_DMA_BCM6368_H */
-- 
2.11.0



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