[U-Boot] [PATCH v11 03/28] bmips: bcm6348: add bcm6348-iudma support
Álvaro Fernández Rojas
noltari at gmail.com
Sat Dec 1 18:00:17 UTC 2018
Signed-off-by: Álvaro Fernández Rojas <noltari at gmail.com>
---
v11: no changes
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,bcm6348.dtsi | 16 ++++++++++++++++
include/dt-bindings/dma/bcm6348-dma.h | 16 ++++++++++++++++
2 files changed, 32 insertions(+)
create mode 100644 include/dt-bindings/dma/bcm6348-dma.h
diff --git a/arch/mips/dts/brcm,bcm6348.dtsi b/arch/mips/dts/brcm,bcm6348.dtsi
index cc80bbc808..875de232ca 100644
--- a/arch/mips/dts/brcm,bcm6348.dtsi
+++ b/arch/mips/dts/brcm,bcm6348.dtsi
@@ -4,6 +4,7 @@
*/
#include <dt-bindings/clock/bcm6348-clock.h>
+#include <dt-bindings/dma/bcm6348-dma.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/reset/bcm6348-reset.h>
#include "skeleton.dtsi"
@@ -159,5 +160,20 @@
reg = <0xfffe2300 0x38>;
u-boot,dm-pre-reloc;
};
+
+ iudma: dma-controller at fffe7000 {
+ compatible = "brcm,bcm6348-iudma";
+ reg = <0xfffe7000 0x1c>,
+ <0xfffe7100 0x40>,
+ <0xfffe7200 0x40>;
+ reg-names = "dma",
+ "dma-channels",
+ "dma-sram";
+ #dma-cells = <1>;
+ dma-channels = <4>;
+ clocks = <&periph_clk BCM6348_CLK_ENET>;
+ resets = <&periph_rst BCM6348_RST_ENET>,
+ <&periph_rst BCM6348_RST_DMAMEM>;
+ };
};
};
diff --git a/include/dt-bindings/dma/bcm6348-dma.h b/include/dt-bindings/dma/bcm6348-dma.h
new file mode 100644
index 0000000000..36c2ffd412
--- /dev/null
+++ b/include/dt-bindings/dma/bcm6348-dma.h
@@ -0,0 +1,16 @@
+// 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_BCM6348_H
+#define __DT_BINDINGS_DMA_BCM6348_H
+
+#define BCM6348_DMA_ENET0_RX 0
+#define BCM6348_DMA_ENET0_TX 1
+#define BCM6348_DMA_ENET1_RX 2
+#define BCM6348_DMA_ENET1_TX 3
+
+#endif /* __DT_BINDINGS_DMA_BCM6348_H */
--
2.11.0
More information about the U-Boot
mailing list