[RFC 3/3] ARM: dts: socfpga: Add AXI bridges
Steffen Trumtrar
s.trumtrar at pengutronix.de
Thu Dec 11 12:21:42 PST 2014
Signed-off-by: Steffen Trumtrar <s.trumtrar at pengutronix.de>
---
arch/arm/boot/dts/socfpga.dtsi | 48 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index 12e4e437050f..bfbdb326f531 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -67,6 +67,54 @@
interrupt-parent = <&intc>;
ranges;
+ lwhps2fpga: axibridge at ff400000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "altr,lwhps2fpga-axi-bridge";
+ reg = <0xff400000 0x100000>,
+ <0xff200000 0x200000>;
+ reg-names = "gpv", "data";
+ clocks = <&l4_mp_clk>;
+ resets = <&rst LWHPS2FPGA_RESET>;
+ reset-names = "lwhps2fpga";
+ altr,l3-gpv = <&l3regs>;
+ status = "disabled";
+ ranges;
+ };
+
+ hps2fpga: axibridge at ff500000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "altr,hps2fpga-axi-bridge";
+ reg = <0xff500000 0x100000>,
+ <0xc0000000 0x3c000000>;
+ reg-names = "gpv", "data";
+ clocks = <&l4_mp_clk>, <&l3_main_clk>;
+ clock-names = "gpv_clk", "data_clk";
+ resets = <&rst HPS2FPGA_RESET>;
+ reset-names = "hps2fpga";
+ altr,bridge-gpv = <&lwhps2fpga>;
+ altr,l3-gpv = <&l3regs>;
+ bus-width = <64>;
+ status = "disabled";
+ ranges;
+ };
+
+ fpga2hps: axibridge at ff600000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "altr,fpga2hps-axi-bridge";
+ reg = <0xff600000 0x100000>;
+ reg-names = "gpv";
+ clocks = <&l4_mp_clk>, <&l3_main_clk>;
+ clock-names = "gpv_clk", "data_clk";
+ resets = <&rst FPGA2HPS_RESET>;
+ reset-names = "fpga2hps";
+ altr,bridge-gpv = <&lwhps2fpga>;
+ bus-width = <64>;
+ status = "disabled";
+ };
+
amba {
compatible = "arm,amba-bus";
#address-cells = <1>;
--
2.1.3
More information about the linux-arm-kernel
mailing list