diff options
author | Nathan Rossi <nathan@nathanrossi.com> | 2015-12-28 20:40:15 +1000 |
---|---|---|
committer | Nathan Rossi <nathan@nathanrossi.com> | 2015-12-28 22:20:35 +1000 |
commit | b98e9384d61f8e19a1028c68abe7dcafd4871de8 (patch) | |
tree | 3c1cc90173b98ab0d523e81a2ec5c8c0f4f4463e | |
parent | 15469b88849fc9fd6b7ddee328b384757b8b86db (diff) | |
download | meta-xilinx-b98e9384d61f8e19a1028c68abe7dcafd4871de8.tar.gz |
qemuzynq: Update clock work around for QEMU 2.5+
The GEM phy in QEMU 2.5+ reports a link speed of 100Mbps, which requires
a slower clock. Change the fixed clock to provide a 25MHz reference.
Signed-off-by: Nathan Rossi <nathan@nathanrossi.com>
-rw-r--r-- | conf/machine/boards/qemu/qemuzynq-base.dtsi | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/conf/machine/boards/qemu/qemuzynq-base.dtsi b/conf/machine/boards/qemu/qemuzynq-base.dtsi index 9d6b8c75..abb8bf51 100644 --- a/conf/machine/boards/qemu/qemuzynq-base.dtsi +++ b/conf/machine/boards/qemu/qemuzynq-base.dtsi | |||
@@ -9,14 +9,14 @@ | |||
9 | reg = <0x0 0x40000000>; | 9 | reg = <0x0 0x40000000>; |
10 | } ; | 10 | } ; |
11 | ps7_axi_interconnect_0: amba@0 { | 11 | ps7_axi_interconnect_0: amba@0 { |
12 | /* Setup a fixed 125 MHz clock to trick the ethernet driver */ | 12 | /* Setup a fixed 25 MHz clock (100Mbps) to trick the ethernet driver */ |
13 | clk125mhz: clock { | 13 | fixednetclk: clock { |
14 | #clock-cells = <0>; | 14 | #clock-cells = <0>; |
15 | compatible = "fixed-clock"; | 15 | compatible = "fixed-clock"; |
16 | clock-frequency = <125000000>; | 16 | clock-frequency = <25000000>; |
17 | } ; | 17 | } ; |
18 | ps7_ethernet_0: ps7-ethernet@e000b000 { | 18 | ps7_ethernet_0: ps7-ethernet@e000b000 { |
19 | clocks = <&clkc 30>, <&clkc 30>, <&clk125mhz>, <&clk125mhz>, <&clkc 30>; | 19 | clocks = <&clkc 30>, <&clkc 30>, <&fixednetclk>, <&fixednetclk>, <&clkc 30>; |
20 | phy-handle = <&phy0>; | 20 | phy-handle = <&phy0>; |
21 | phy-mode = "gmii"; | 21 | phy-mode = "gmii"; |
22 | phy0: phy@23 { | 22 | phy0: phy@23 { |