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[U-Boot,v11,07/28] bmips: bcm6362: add bcm6348-iudma support

Message ID 20181201180042.23103-8-noltari@gmail.com
State Accepted
Delegated to: Daniel Schwierzeck
Headers show
Series bmips: add iudma/enet support | expand

Commit Message

Álvaro Fernández Rojas Dec. 1, 2018, 6 p.m. UTC 
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
 v11: no changes
 v10: fix license identifiers
 v9: no changes
 v8: introduce bcm6368-enet driver

 arch/mips/dts/brcm,bcm6362.dtsi       | 13 +++++++++++++
 include/dt-bindings/dma/bcm6362-dma.h | 14 ++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 include/dt-bindings/dma/bcm6362-dma.h
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Patch

diff --git a/arch/mips/dts/brcm,bcm6362.dtsi b/arch/mips/dts/brcm,bcm6362.dtsi
index 3047b82b21..94e7de096d 100644
--- a/arch/mips/dts/brcm,bcm6362.dtsi
+++ b/arch/mips/dts/brcm,bcm6362.dtsi
@@ -4,6 +4,7 @@ 
  */
 
 #include <dt-bindings/clock/bcm6362-clock.h>
+#include <dt-bindings/dma/bcm6362-dma.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/power-domain/bcm6362-power-domain.h>
 #include <dt-bindings/reset/bcm6362-reset.h>
@@ -211,5 +212,17 @@ 
 			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/bcm6362-dma.h b/include/dt-bindings/dma/bcm6362-dma.h
new file mode 100644
index 0000000000..1e62236daa
--- /dev/null
+++ b/include/dt-bindings/dma/bcm6362-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_BCM6362_H
+#define __DT_BINDINGS_DMA_BCM6362_H
+
+#define BCM6362_DMA_ENETSW_RX	0
+#define BCM6362_DMA_ENETSW_TX	1
+
+#endif /* __DT_BINDINGS_DMA_BCM6362_H */