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bmips: bcm6358: add bcm6348-iudma support

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Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
This commit is contained in:
Álvaro Fernández Rojas 2018-12-01 19:00:18 +01:00 committed by Daniel Schwierzeck
parent c225d6619e
commit 487250e6df
2 changed files with 34 additions and 0 deletions
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18
arch/mips/dts/brcm,bcm6358.dtsi
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@ -4,6 +4,7 @@
*/ */
#include <dt-bindings/clock/bcm6358-clock.h> #include <dt-bindings/clock/bcm6358-clock.h>
#include <dt-bindings/dma/bcm6358-dma.h>
#include <dt-bindings/gpio/gpio.h> #include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/reset/bcm6358-reset.h> #include <dt-bindings/reset/bcm6358-reset.h>
#include "skeleton.dtsi" #include "skeleton.dtsi"
@ -190,5 +191,22 @@
status = "disabled"; status = "disabled";
}; };
iudma: dma-controller@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>;
};
}; };
}; };

16
include/dt-bindings/dma/bcm6358-dma.h Normal file
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@ -0,0 +1,16 @@
// 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_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 */