[U-Boot] [PATCH v10 08/28] bmips: bcm63268: add bcm6348-iudma support

Álvaro Fernández Rojas noltari at gmail.com
Thu Nov 29 22:25:26 UTC 2018


Signed-off-by: Álvaro Fernández Rojas <noltari at gmail.com>
---
 v10: fix license identifiers
 v9: no changes
 v8: no changes
 v5: no changes
 v4: no changes
 v3: no changes
 v2: no changes

 arch/mips/dts/brcm,bcm63268.dtsi       | 13 +++++++++++++
 include/dt-bindings/dma/bcm63268-dma.h | 14 ++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 include/dt-bindings/dma/bcm63268-dma.h

diff --git a/arch/mips/dts/brcm,bcm63268.dtsi b/arch/mips/dts/brcm,bcm63268.dtsi
index 62c440e675..c7ad83c306 100644
--- a/arch/mips/dts/brcm,bcm63268.dtsi
+++ b/arch/mips/dts/brcm,bcm63268.dtsi
@@ -4,6 +4,7 @@
  */
 
 #include <dt-bindings/clock/bcm63268-clock.h>
+#include <dt-bindings/dma/bcm63268-dma.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/power-domain/bcm63268-power-domain.h>
 #include <dt-bindings/reset/bcm63268-reset.h>
@@ -217,5 +218,17 @@
 			reg = <0x10003000 0x894>;
 			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/bcm63268-dma.h b/include/dt-bindings/dma/bcm63268-dma.h
new file mode 100644
index 0000000000..7d027119e6
--- /dev/null
+++ b/include/dt-bindings/dma/bcm63268-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_BCM63268_H
+#define __DT_BINDINGS_DMA_BCM63268_H
+
+#define BCM63268_DMA_ENETSW_RX	0
+#define BCM63268_DMA_ENETSW_TX	1
+
+#endif /* __DT_BINDINGS_DMA_BCM63268_H */
-- 
2.11.0



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