diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0284-net-fsl_ppfe-dts-binding-for-ppfe.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0284-net-fsl_ppfe-dts-binding-for-ppfe.patch | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0284-net-fsl_ppfe-dts-binding-for-ppfe.patch b/target/linux/layerscape/patches-5.4/701-net-0284-net-fsl_ppfe-dts-binding-for-ppfe.patch new file mode 100644 index 0000000000..6659f9b67f --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0284-net-fsl_ppfe-dts-binding-for-ppfe.patch @@ -0,0 +1,188 @@ +From 08861b67c94a28e3a1bbcfb04a141ab0eafa5dac Mon Sep 17 00:00:00 2001 +From: Calvin Johnson <calvin.johnson@nxp.com> +Date: Sat, 16 Sep 2017 07:05:49 +0530 +Subject: [PATCH] net: fsl_ppfe: dts binding for ppfe + +Signed-off-by: Calvin Johnson <calvin.johnson@nxp.com> +Signed-off-by: Anjaneyulu Jagarlmudi <anji.jagarlmudi@nxp.com> +--- + .../devicetree/bindings/net/fsl_ppfe/pfe.txt | 173 +++++++++++++++++++++ + 1 file changed, 173 insertions(+) + create mode 100644 Documentation/devicetree/bindings/net/fsl_ppfe/pfe.txt + +--- /dev/null ++++ b/Documentation/devicetree/bindings/net/fsl_ppfe/pfe.txt +@@ -0,0 +1,173 @@ ++============================================================================= ++NXP Programmable Packet Forwarding Engine Device Bindings ++ ++CONTENTS ++ - PFE Node ++ - Ethernet Node ++ ++============================================================================= ++PFE Node ++ ++DESCRIPTION ++ ++PFE Node has all the properties associated with Packet Forwarding Engine block. ++ ++PROPERTIES ++ ++- compatible ++ Usage: required ++ Value type: <stringlist> ++ Definition: Must include "fsl,pfe" ++ ++- reg ++ Usage: required ++ Value type: <prop-encoded-array> ++ Definition: A standard property. ++ Specifies the offset of the following registers: ++ - PFE configuration registers ++ - DDR memory used by PFE ++ ++- fsl,pfe-num-interfaces ++ Usage: required ++ Value type: <u32> ++ Definition: Must be present. Value can be either one or two. ++ ++- interrupts ++ Usage: required ++ Value type: <prop-encoded-array> ++ Definition: Three interrupts are specified in this property. ++ - HIF interrupt ++ - HIF NO COPY interrupt ++ - Wake On LAN interrupt ++ ++- interrupt-names ++ Usage: required ++ Value type: <stringlist> ++ Definition: Following strings are defined for the 3 interrupts. ++ "pfe_hif" - HIF interrupt ++ "pfe_hif_nocpy" - HIF NO COPY interrupt ++ "pfe_wol" - Wake On LAN interrupt ++ ++- memory-region ++ Usage: required ++ Value type: <phandle> ++ Definition: phandle to a node describing reserved memory used by pfe. ++ Refer:- Documentation/devicetree/bindings/reserved-memory/reserved-memory.txt ++ ++- fsl,pfe-scfg ++ Usage: required ++ Value type: <phandle> ++ Definition: phandle for scfg. ++ ++- fsl,rcpm-wakeup ++ Usage: required ++ Value type: <phandle> ++ Definition: phandle for rcpm. ++ ++- clocks ++ Usage: required ++ Value type: <phandle> ++ Definition: phandle for clockgen. ++ ++- clock-names ++ Usage: required ++ Value type: <string> ++ Definition: phandle for clock name. ++ ++EXAMPLE ++ ++pfe: pfe@04000000 { ++ compatible = "fsl,pfe"; ++ reg = <0x0 0x04000000 0x0 0xc00000>, /* AXI 16M */ ++ <0x0 0x83400000 0x0 0xc00000>; /* PFE DDR 12M */ ++ reg-names = "pfe", "pfe-ddr"; ++ fsl,pfe-num-interfaces = <0x2>; ++ interrupts = <0 172 0x4>, /* HIF interrupt */ ++ <0 173 0x4>, /*HIF_NOCPY interrupt */ ++ <0 174 0x4>; /* WoL interrupt */ ++ interrupt-names = "pfe_hif", "pfe_hif_nocpy", "pfe_wol"; ++ memory-region = <&pfe_reserved>; ++ fsl,pfe-scfg = <&scfg 0>; ++ fsl,rcpm-wakeup = <&rcpm 0xf0000020>; ++ clocks = <&clockgen 4 0>; ++ clock-names = "pfe"; ++ ++ status = "okay"; ++ pfe_mac0: ethernet@0 { ++ }; ++ ++ pfe_mac1: ethernet@1 { ++ }; ++}; ++ ++============================================================================= ++Ethernet Node ++ ++DESCRIPTION ++ ++Ethernet Node has all the properties associated with PFE used by platforms to ++connect to PHY: ++ ++PROPERTIES ++ ++- compatible ++ Usage: required ++ Value type: <stringlist> ++ Definition: Must include "fsl,pfe-gemac-port" ++ ++- reg ++ Usage: required ++ Value type: <prop-encoded-array> ++ Definition: A standard property. ++ Specifies the gemacid of the interface. ++ ++- fsl,gemac-bus-id ++ Usage: required ++ Value type: <u32> ++ Definition: Must be present. Value should be the id of the bus ++ connected to gemac. ++ ++- fsl,gemac-phy-id ++ Usage: required ++ Value type: <u32> ++ Definition: Must be present. Value should be the id of the phy ++ connected to gemac. ++ ++- fsl,mdio-mux-val ++ Usage: required ++ Value type: <u32> ++ Definition: Must be present. Value can be either 0 or 2 or 3. ++ This value is used to configure the mux to enable mdio. ++ ++- phy-mode ++ Usage: required ++ Value type: <string> ++ Definition: Must include "sgmii" ++ ++- fsl,pfe-phy-if-flags ++ Usage: required ++ Value type: <u32> ++ Definition: Must be present. Value should be 0 by default. ++ If there is not phy connected, this need to be 1. ++ ++- mdio ++ optional subnode that specifies the mdio bus. This has reg ++ property which is used to enable/disable the mdio bus. ++ ++EXAMPLE ++ ++ethernet@0 { ++ compatible = "fsl,pfe-gemac-port"; ++ #address-cells = <1>; ++ #size-cells = <0>; ++ reg = <0x0>; /* GEM_ID */ ++ fsl,gemac-bus-id = <0x0>; /* BUS_ID */ ++ fsl,gemac-phy-id = <0x2>; /* PHY_ID */ ++ fsl,mdio-mux-val = <0x0>; ++ phy-mode = "sgmii"; ++ fsl,pfe-phy-if-flags = <0x0>; ++ ++ mdio@0 { ++ reg = <0x1>; /* enabled/disabled */ ++ }; ++}; |