From: PrasannaKumar Muralidharan prasannatsmkumar@gmail.com
This patch brings support for the JZ4780 efuse. Currently it only exposes a read only access to the entire 8K bits efuse memory and the ethernet mac address for the davicom dm9000 chip on the CI20 board.
Tested-by: Mathieu Malaterre malat@debian.org Signed-off-by: PrasannaKumar Muralidharan prasannatsmkumar@gmail.com Signed-off-by: Mathieu Malaterre malat@debian.org Signed-off-by: H. Nikolaus Schaller hns@goldelico.com --- arch/mips/boot/dts/ingenic/jz4780.dtsi | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/arch/mips/boot/dts/ingenic/jz4780.dtsi b/arch/mips/boot/dts/ingenic/jz4780.dtsi index 301b62da025e..4cc8abe675c2 100644 --- a/arch/mips/boot/dts/ingenic/jz4780.dtsi +++ b/arch/mips/boot/dts/ingenic/jz4780.dtsi @@ -393,7 +393,7 @@
nemc: nemc@13410000 { compatible = "ingenic,jz4780-nemc"; - reg = <0x13410000 0x10000>; + reg = <0x13410000 0x4c>; #address-cells = <2>; #size-cells = <1>; ranges = <1 0 0x1b000000 0x1000000 @@ -408,6 +408,21 @@ status = "disabled"; };
+ efuse: efuse@134100d0 { + compatible = "ingenic,jz4780-efuse"; + reg = <0x134100d0 0x2c>; + + clocks = <&cgu JZ4780_CLK_AHB2>; + clock-names = "bus_clk"; + + #address-cells = <1>; + #size-cells = <1>; + + eth0_addr: eth-mac-addr@0x22 { + reg = <0x22 0x6>; + }; + }; + dma: dma@13420000 { compatible = "ingenic,jz4780-dma"; reg = <0x13420000 0x400