[U-Boot] [RFC v3 06/15] bmips: bcm6358: add bcm6348-iudma support

Álvaro Fernández Rojas
2018-02-21T16:10:31Z

v3: no changes
v2: no changes

arch/mips/dts/brcm,bcm6358.dtsi | 18 ++++++++++++++++++
include/dt-bindings/dma/bcm6358-dma.h | 17 +++++++++++++++++
2 files changed, 35 insertions(+)
create mode 100644 include/dt-bindings/dma/bcm6358-dma.h

diff --git a/arch/mips/dts/brcm,bcm6358.dtsi b/arch/mips/dts/brcm,bcm6358.dtsi
index b63b53baee..1468e4f63a 100644
--- a/arch/mips/dts/brcm,bcm6358.dtsi
+++ b/arch/mips/dts/brcm,bcm6358.dtsi
@@ -5,6 +5,7 @@
*/

#include <dt-bindings/clock/bcm6358-clock.h>
+#include <dt-bindings/dma/bcm6358-dma.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/reset/bcm6358-reset.h>
#include "skeleton.dtsi"
@@ -191,5 +192,22 @@

status = "disabled";
};
+
+ iudma: dma-controller at fffe5000 {
+ compatible = "brcm,bcm6348-iudma";
+ reg = <0xfffe5000 0x24>,
+ <0xfffe5100 0x80>,
+ <0xfffe5200 0x80>;
+ reg-names = "dma",
+ "dma-channels",
+ "dma-sram";
+ #dma-cells = <1>;
+ dma-channels = <8>;
+ clocks = <&periph_clk BCM6358_CLK_EMUSB>,
+ <&periph_clk BCM6358_CLK_USBSU>,
+ <&periph_clk BCM6358_CLK_EPHY>;
+ resets = <&periph_rst BCM6358_RST_ENET>,
+ <&periph_rst BCM6358_RST_EPHY>;
+ };
};
};
diff --git a/include/dt-bindings/dma/bcm6358-dma.h b/include/dt-bindings/dma/bcm6358-dma.h
new file mode 100644
index 0000000000..3b1fcf8540
--- /dev/null
+++ b/include/dt-bindings/dma/bcm6358-dma.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (C) 2018 Álvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * Derived from linux/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_DMA_BCM6358_H
+#define __DT_BINDINGS_DMA_BCM6358_H
+
+#define BCM6358_DMA_ENET0_RX 0
+#define BCM6358_DMA_ENET0_TX 1
+#define BCM6358_DMA_ENET1_RX 2
+#define BCM6358_DMA_ENET1_TX 3
+
+#endif /* __DT_BINDINGS_DMA_BCM6358_H */
--
2.11.0