From: Puranjay Mohan <p-mohan@ti.com> To: <linux-kernel@vger.kernel.org> Cc: <davem@davemloft.net>, <edumazet@google.com>, <krzysztof.kozlowski+dt@linaro.org>, <netdev@vger.kernel.org>, <devicetree@vger.kernel.org>, <nm@ti.com>, <ssantosh@kernel.org>, <s-anna@ti.com>, <p-mohan@ti.com>, <linux-arm-kernel@lists.infradead.org>, <rogerq@kernel.org>, <grygorii.strashko@ti.com>, <vigneshr@ti.com>, <kishon@ti.com>, <robh+dt@kernel.org>, <afd@ti.com>, <andrew@lunn.ch> Subject: [PATCH 1/2] dt-bindings: net: Add ICSSG Ethernet Driver bindings Date: Fri, 6 May 2022 10:54:32 +0530 [thread overview] Message-ID: <20220506052433.28087-2-p-mohan@ti.com> (raw) In-Reply-To: <20220506052433.28087-1-p-mohan@ti.com> Add a YAML binding document for the ICSSG Programmable real time unit based Ethernet driver. This driver uses the PRU and PRUSS consumer APIs to interface the PRUs and load/run the firmware for supporting ethernet functionality. Signed-off-by: Puranjay Mohan <p-mohan@ti.com> --- .../bindings/net/ti,icssg-prueth.yaml | 174 ++++++++++++++++++ 1 file changed, 174 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml diff --git a/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml new file mode 100644 index 000000000000..ca6f0af411cf --- /dev/null +++ b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml @@ -0,0 +1,174 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/ti,icssg-prueth.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: |+ + Texas Instruments ICSSG PRUSS Ethernet + +maintainers: + - Puranjay Mohan <p-mohan@ti.com> + +description: |+ + Ethernet based on the Programmable Real-Time Unit and Industrial Communication Subsystem. + +allOf: + - $ref: /schemas/remoteproc/ti,pru-consumer.yaml# + +properties: + compatible: + enum: + - ti,am654-icssg-prueth # for AM65x SoC family + + sram: + description: | + phandle to MSMC SRAM node + + dmas: + minItems: 10 + maxItems: 10 + description: | + list of phandles and specifiers to UDMA as specified in bindings/dma/ti/k3-udma.txt. + + dma-names: + items: + - const: tx0-0 + - const: tx0-1 + - const: tx0-2 + - const: tx0-3 + - const: tx1-0 + - const: tx1-1 + - const: tx1-2 + - const: tx1-3 + - const: rx0 + - const: rx1 + + ethernet-ports: + type: object + properties: + '#address-cells': + const: 1 + '#size-cells': + const: 0 + + patternProperties: + ^port@[0-1]$: + type: object + description: ICSSG PRUETH external ports + + $ref: ethernet-controller.yaml# + + properties: + reg: + items: + - enum: [0, 1] + description: ICSSG PRUETH port number + + ti,syscon-rgmii-delay: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: + phandle to system controller node and register offset + to ICSSG control register for RGMII transmit delay + + required: + - reg + + additionalProperties: false + + ti,mii-g-rt: + $ref: /schemas/types.yaml#/definitions/phandle + description: | + phandle to MII_G_RT module's syscon regmap. + + ti,mii-rt: + $ref: /schemas/types.yaml#/definitions/phandle + description: | + phandle to MII_RT module's syscon regmap + + interrupts: + minItems: 2 + maxItems: 2 + description: | + Interrupt specifiers to TX timestamp IRQ. + + interrupt-names: + items: + - const: tx_ts0 + - const: tx_ts1 + +required: + - compatible + - sram + - ti,mii-g-rt + - dmas + - dma-names + - ethernet-ports + - interrupts + - interrupt-names + +unevaluatedProperties: false + +examples: + - | + + /* Example k3-am654 base board SR2.0, dual-emac */ + pruss2_eth: pruss2_eth { + compatible = "ti,am654-icssg-prueth"; + pinctrl-names = "default"; + pinctrl-0 = <&icssg2_rgmii_pins_default>; + sram = <&msmc_ram>; + + ti,prus = <&pru2_0>, <&rtu2_0>, <&tx_pru2_0>, <&pru2_1>, <&rtu2_1>, <&tx_pru2_1>; + firmware-name = "ti-pruss/am65x-pru0-prueth-fw.elf", + "ti-pruss/am65x-rtu0-prueth-fw.elf", + "ti-pruss/am65x-txpru0-prueth-fw.elf", + "ti-pruss/am65x-pru1-prueth-fw.elf", + "ti-pruss/am65x-rtu1-prueth-fw.elf", + "ti-pruss/am65x-txpru1-prueth-fw.elf"; + ti,pruss-gp-mux-sel = <2>, /* MII mode */ + <2>, + <2>, + <2>, /* MII mode */ + <2>, + <2>; + ti,mii-g-rt = <&icssg2_mii_g_rt>; + dmas = <&main_udmap 0xc300>, /* egress slice 0 */ + <&main_udmap 0xc301>, /* egress slice 0 */ + <&main_udmap 0xc302>, /* egress slice 0 */ + <&main_udmap 0xc303>, /* egress slice 0 */ + <&main_udmap 0xc304>, /* egress slice 1 */ + <&main_udmap 0xc305>, /* egress slice 1 */ + <&main_udmap 0xc306>, /* egress slice 1 */ + <&main_udmap 0xc307>, /* egress slice 1 */ + <&main_udmap 0x4300>, /* ingress slice 0 */ + <&main_udmap 0x4301>; /* ingress slice 1 */ + dma-names = "tx0-0", "tx0-1", "tx0-2", "tx0-3", + "tx1-0", "tx1-1", "tx1-2", "tx1-3", + "rx0", "rx1"; + interrupts = <24 0 2>, <25 1 3>; + interrupt-names = "tx_ts0", "tx_ts1"; + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + pruss2_emac0: port@0 { + reg = <0>; + phy-handle = <&pruss2_eth0_phy>; + phy-mode = "rgmii-rxid"; + interrupts-extended = <&icssg2_intc 24>; + ti,syscon-rgmii-delay = <&scm_conf 0x4120>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + + pruss2_emac1: port@1 { + reg = <1>; + phy-handle = <&pruss2_eth1_phy>; + phy-mode = "rgmii-rxid"; + interrupts-extended = <&icssg2_intc 25>; + ti,syscon-rgmii-delay = <&scm_conf 0x4124>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + }; + }; -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Puranjay Mohan <p-mohan@ti.com> To: <linux-kernel@vger.kernel.org> Cc: nm@ti.com, devicetree@vger.kernel.org, grygorii.strashko@ti.com, vigneshr@ti.com, andrew@lunn.ch, netdev@vger.kernel.org, kishon@ti.com, rogerq@kernel.org, afd@ti.com, edumazet@google.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, ssantosh@kernel.org, p-mohan@ti.com, davem@davemloft.net, linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/2] dt-bindings: net: Add ICSSG Ethernet Driver bindings Date: Fri, 6 May 2022 10:54:32 +0530 [thread overview] Message-ID: <20220506052433.28087-2-p-mohan@ti.com> (raw) In-Reply-To: <20220506052433.28087-1-p-mohan@ti.com> Add a YAML binding document for the ICSSG Programmable real time unit based Ethernet driver. This driver uses the PRU and PRUSS consumer APIs to interface the PRUs and load/run the firmware for supporting ethernet functionality. Signed-off-by: Puranjay Mohan <p-mohan@ti.com> --- .../bindings/net/ti,icssg-prueth.yaml | 174 ++++++++++++++++++ 1 file changed, 174 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml diff --git a/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml new file mode 100644 index 000000000000..ca6f0af411cf --- /dev/null +++ b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml @@ -0,0 +1,174 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/ti,icssg-prueth.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: |+ + Texas Instruments ICSSG PRUSS Ethernet + +maintainers: + - Puranjay Mohan <p-mohan@ti.com> + +description: |+ + Ethernet based on the Programmable Real-Time Unit and Industrial Communication Subsystem. + +allOf: + - $ref: /schemas/remoteproc/ti,pru-consumer.yaml# + +properties: + compatible: + enum: + - ti,am654-icssg-prueth # for AM65x SoC family + + sram: + description: | + phandle to MSMC SRAM node + + dmas: + minItems: 10 + maxItems: 10 + description: | + list of phandles and specifiers to UDMA as specified in bindings/dma/ti/k3-udma.txt. + + dma-names: + items: + - const: tx0-0 + - const: tx0-1 + - const: tx0-2 + - const: tx0-3 + - const: tx1-0 + - const: tx1-1 + - const: tx1-2 + - const: tx1-3 + - const: rx0 + - const: rx1 + + ethernet-ports: + type: object + properties: + '#address-cells': + const: 1 + '#size-cells': + const: 0 + + patternProperties: + ^port@[0-1]$: + type: object + description: ICSSG PRUETH external ports + + $ref: ethernet-controller.yaml# + + properties: + reg: + items: + - enum: [0, 1] + description: ICSSG PRUETH port number + + ti,syscon-rgmii-delay: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: + phandle to system controller node and register offset + to ICSSG control register for RGMII transmit delay + + required: + - reg + + additionalProperties: false + + ti,mii-g-rt: + $ref: /schemas/types.yaml#/definitions/phandle + description: | + phandle to MII_G_RT module's syscon regmap. + + ti,mii-rt: + $ref: /schemas/types.yaml#/definitions/phandle + description: | + phandle to MII_RT module's syscon regmap + + interrupts: + minItems: 2 + maxItems: 2 + description: | + Interrupt specifiers to TX timestamp IRQ. + + interrupt-names: + items: + - const: tx_ts0 + - const: tx_ts1 + +required: + - compatible + - sram + - ti,mii-g-rt + - dmas + - dma-names + - ethernet-ports + - interrupts + - interrupt-names + +unevaluatedProperties: false + +examples: + - | + + /* Example k3-am654 base board SR2.0, dual-emac */ + pruss2_eth: pruss2_eth { + compatible = "ti,am654-icssg-prueth"; + pinctrl-names = "default"; + pinctrl-0 = <&icssg2_rgmii_pins_default>; + sram = <&msmc_ram>; + + ti,prus = <&pru2_0>, <&rtu2_0>, <&tx_pru2_0>, <&pru2_1>, <&rtu2_1>, <&tx_pru2_1>; + firmware-name = "ti-pruss/am65x-pru0-prueth-fw.elf", + "ti-pruss/am65x-rtu0-prueth-fw.elf", + "ti-pruss/am65x-txpru0-prueth-fw.elf", + "ti-pruss/am65x-pru1-prueth-fw.elf", + "ti-pruss/am65x-rtu1-prueth-fw.elf", + "ti-pruss/am65x-txpru1-prueth-fw.elf"; + ti,pruss-gp-mux-sel = <2>, /* MII mode */ + <2>, + <2>, + <2>, /* MII mode */ + <2>, + <2>; + ti,mii-g-rt = <&icssg2_mii_g_rt>; + dmas = <&main_udmap 0xc300>, /* egress slice 0 */ + <&main_udmap 0xc301>, /* egress slice 0 */ + <&main_udmap 0xc302>, /* egress slice 0 */ + <&main_udmap 0xc303>, /* egress slice 0 */ + <&main_udmap 0xc304>, /* egress slice 1 */ + <&main_udmap 0xc305>, /* egress slice 1 */ + <&main_udmap 0xc306>, /* egress slice 1 */ + <&main_udmap 0xc307>, /* egress slice 1 */ + <&main_udmap 0x4300>, /* ingress slice 0 */ + <&main_udmap 0x4301>; /* ingress slice 1 */ + dma-names = "tx0-0", "tx0-1", "tx0-2", "tx0-3", + "tx1-0", "tx1-1", "tx1-2", "tx1-3", + "rx0", "rx1"; + interrupts = <24 0 2>, <25 1 3>; + interrupt-names = "tx_ts0", "tx_ts1"; + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + pruss2_emac0: port@0 { + reg = <0>; + phy-handle = <&pruss2_eth0_phy>; + phy-mode = "rgmii-rxid"; + interrupts-extended = <&icssg2_intc 24>; + ti,syscon-rgmii-delay = <&scm_conf 0x4120>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + + pruss2_emac1: port@1 { + reg = <1>; + phy-handle = <&pruss2_eth1_phy>; + phy-mode = "rgmii-rxid"; + interrupts-extended = <&icssg2_intc 25>; + ti,syscon-rgmii-delay = <&scm_conf 0x4124>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + }; + }; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-05-06 5:25 UTC|newest] Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-06 5:24 [PATCH 0/2] Introduce ICSSG based ethernet Driver Puranjay Mohan 2022-05-06 5:24 ` Puranjay Mohan 2022-05-06 5:24 ` Puranjay Mohan [this message] 2022-05-06 5:24 ` [PATCH 1/2] dt-bindings: net: Add ICSSG Ethernet Driver bindings Puranjay Mohan 2022-05-06 13:37 ` Rob Herring 2022-05-06 13:37 ` Rob Herring 2022-05-10 18:07 ` Rob Herring 2022-05-10 18:07 ` Rob Herring 2022-05-06 5:24 ` [PATCH 2/2] net: ti: icssg-prueth: Add ICSSG ethernet driver Puranjay Mohan 2022-05-06 16:44 ` Andrew Lunn 2022-05-06 16:44 ` Andrew Lunn 2022-05-09 10:20 ` Puranjay Mohan 2022-05-09 10:20 ` Puranjay Mohan 2022-05-09 12:32 ` Andrew Lunn 2022-05-09 12:32 ` Andrew Lunn 2022-05-16 5:09 ` Puranjay Mohan 2022-05-16 5:09 ` Puranjay Mohan 2022-05-06 16:49 ` Andrew Lunn 2022-05-06 16:49 ` Andrew Lunn
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