* [RFC PATCH 0/2] Add MAIN CPSW2G DT support for J721S2 @ 2023-04-26 10:57 Siddharth Vadapalli 2023-04-26 10:57 ` [RFC PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add main CPSW2G devicetree node Siddharth Vadapalli 2023-04-26 10:57 ` [RFC PATCH 2/2] arm64: dts: ti: k3-j721s2: Add overlay to enable main CPSW2G with GESI Siddharth Vadapalli 0 siblings, 2 replies; 7+ messages in thread From: Siddharth Vadapalli @ 2023-04-26 10:57 UTC (permalink / raw) To: nm, vigneshr, kristo, robh+dt, krzysztof.kozlowski, krzysztof.kozlowski+dt, afd Cc: devicetree, linux-kernel, linux-arm-kernel, srk, s-vadapalli Hello, This series adds devicetree node for MAIN CPSW2G instance of CPSW Ethernet Switch on TI's J721S2 SoC. Also, a devicetree overlay is added in order to enable MAIN CPSW2G in RGMII-RXID mode using the GESI Expansion Board connected to the J7 Common-Processor-Board. This series applies on top of the following series: https://lore.kernel.org/r/20230331090028.8373-1-r-gunasekaran@ti.com/ Regards, Siddharth. --- Kishon Vijay Abraham I (2): arm64: dts: ti: k3-j721s2-main: Add main CPSW2G devicetree node arm64: dts: ti: k3-j721s2: Add overlay to enable main CPSW2G with GESI arch/arm64/boot/dts/ti/Makefile | 2 + .../dts/ti/k3-j721s2-evm-gesi-exp-board.dtso | 83 +++++++++++++++++++ arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 69 +++++++++++++++ 3 files changed, 154 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 7+ messages in thread
* [RFC PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add main CPSW2G devicetree node 2023-04-26 10:57 [RFC PATCH 0/2] Add MAIN CPSW2G DT support for J721S2 Siddharth Vadapalli @ 2023-04-26 10:57 ` Siddharth Vadapalli 2023-04-26 12:59 ` Nishanth Menon 2023-04-26 10:57 ` [RFC PATCH 2/2] arm64: dts: ti: k3-j721s2: Add overlay to enable main CPSW2G with GESI Siddharth Vadapalli 1 sibling, 1 reply; 7+ messages in thread From: Siddharth Vadapalli @ 2023-04-26 10:57 UTC (permalink / raw) To: nm, vigneshr, kristo, robh+dt, krzysztof.kozlowski, krzysztof.kozlowski+dt, afd Cc: devicetree, linux-kernel, linux-arm-kernel, srk, s-vadapalli From: Kishon Vijay Abraham I <kishon@ti.com> TI's J721S2 SoC has a MAIN CPSW2G instance of the CPSW Ethernet Switch. Add devicetree node for it. Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com> --- arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 69 ++++++++++++++++++++++ 1 file changed, 69 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi index 6629b2989180..14dfef7b0758 100644 --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi @@ -51,6 +51,12 @@ usb_serdes_mux: mux-controller@0 { mux-reg-masks = <0x0 0x8000000>; /* USB0 to SERDES0 lane 1/3 mux */ }; + phy_gmii_sel_cpsw: phy@34 { + compatible = "ti,am654-phy-gmii-sel"; + reg = <0x34 0x4>; + #phy-cells = <1>; + }; + serdes_ln_ctrl: mux-controller@80 { compatible = "mmio-mux"; reg = <0x80 0x10>; @@ -779,6 +785,69 @@ cpts@310d0000 { }; }; + main_cpsw: ethernet@c200000 { + compatible = "ti,j721e-cpsw-nuss"; + reg = <0x00 0xc200000 0x00 0x200000>; + reg-names = "cpsw_nuss"; + ranges = <0x0 0x0 0x0 0xc200000 0x0 0x200000>; + #address-cells = <2>; + #size-cells = <2>; + dma-coherent; + clocks = <&k3_clks 28 28>; + clock-names = "fck"; + power-domains = <&k3_pds 28 TI_SCI_PD_EXCLUSIVE>; + + dmas = <&main_udmap 0xc640>, + <&main_udmap 0xc641>, + <&main_udmap 0xc642>, + <&main_udmap 0xc643>, + <&main_udmap 0xc644>, + <&main_udmap 0xc645>, + <&main_udmap 0xc646>, + <&main_udmap 0xc647>, + <&main_udmap 0x4640>; + dma-names = "tx0", "tx1", "tx2", "tx3", + "tx4", "tx5", "tx6", "tx7", + "rx"; + + status = "disabled"; + + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + + main_cpsw_port1: port@1 { + reg = <1>; + ti,mac-only; + label = "port1"; + phys = <&phy_gmii_sel_cpsw 1>; + status = "disabled"; + }; + }; + + main_cpsw_mdio: mdio@f00 { + compatible = "ti,cpsw-mdio","ti,davinci_mdio"; + reg = <0x00 0xf00 0x00 0x100>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&k3_clks 28 28>; + clock-names = "fck"; + bus_freq = <1000000>; + status = "disabled"; + }; + + cpts@3d000 { + compatible = "ti,am65-cpts"; + reg = <0x00 0x3d000 0x00 0x400>; + clocks = <&k3_clks 28 3>; + clock-names = "cpts"; + interrupts-extended = <&gic500 GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "cpts"; + ti,cpts-ext-ts-inputs = <4>; + ti,cpts-periodic-outputs = <2>; + }; + }; + usbss0: cdns-usb@4104000 { compatible = "ti,j721e-usb"; reg = <0x00 0x04104000 0x00 0x100>; -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 7+ messages in thread
* Re: [RFC PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add main CPSW2G devicetree node 2023-04-26 10:57 ` [RFC PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add main CPSW2G devicetree node Siddharth Vadapalli @ 2023-04-26 12:59 ` Nishanth Menon 2023-04-26 13:21 ` Andrew Davis 0 siblings, 1 reply; 7+ messages in thread From: Nishanth Menon @ 2023-04-26 12:59 UTC (permalink / raw) To: Siddharth Vadapalli Cc: vigneshr, kristo, robh+dt, krzysztof.kozlowski, krzysztof.kozlowski+dt, afd, devicetree, linux-kernel, linux-arm-kernel, srk On 16:27-20230426, Siddharth Vadapalli wrote: > From: Kishon Vijay Abraham I <kishon@ti.com> > > TI's J721S2 SoC has a MAIN CPSW2G instance of the CPSW Ethernet Switch. > Add devicetree node for it. > > Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> > Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com> > --- > arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 69 ++++++++++++++++++++++ > 1 file changed, 69 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi > index 6629b2989180..14dfef7b0758 100644 > --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi > @@ -51,6 +51,12 @@ usb_serdes_mux: mux-controller@0 { > mux-reg-masks = <0x0 0x8000000>; /* USB0 to SERDES0 lane 1/3 mux */ > }; > > + phy_gmii_sel_cpsw: phy@34 { > + compatible = "ti,am654-phy-gmii-sel"; > + reg = <0x34 0x4>; > + #phy-cells = <1>; > + }; See this thread: https://lore.kernel.org/all/76da0b98-3274-b047-db11-ecabc117ae11@ti.com/ [...] -- Regards, Nishanth Menon Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [RFC PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add main CPSW2G devicetree node 2023-04-26 12:59 ` Nishanth Menon @ 2023-04-26 13:21 ` Andrew Davis 0 siblings, 0 replies; 7+ messages in thread From: Andrew Davis @ 2023-04-26 13:21 UTC (permalink / raw) To: Nishanth Menon, Siddharth Vadapalli Cc: vigneshr, kristo, robh+dt, krzysztof.kozlowski, krzysztof.kozlowski+dt, devicetree, linux-kernel, linux-arm-kernel, srk On 4/26/23 7:59 AM, Nishanth Menon wrote: > On 16:27-20230426, Siddharth Vadapalli wrote: >> From: Kishon Vijay Abraham I <kishon@ti.com> >> >> TI's J721S2 SoC has a MAIN CPSW2G instance of the CPSW Ethernet Switch. >> Add devicetree node for it. >> >> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> >> Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com> >> --- >> arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 69 ++++++++++++++++++++++ >> 1 file changed, 69 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi >> index 6629b2989180..14dfef7b0758 100644 >> --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi >> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi >> @@ -51,6 +51,12 @@ usb_serdes_mux: mux-controller@0 { >> mux-reg-masks = <0x0 0x8000000>; /* USB0 to SERDES0 lane 1/3 mux */ >> }; >> >> + phy_gmii_sel_cpsw: phy@34 { >> + compatible = "ti,am654-phy-gmii-sel"; >> + reg = <0x34 0x4>; >> + #phy-cells = <1>; >> + }; > > > See this thread: https://lore.kernel.org/all/76da0b98-3274-b047-db11-ecabc117ae11@ti.com/ > "ti,am654-phy-gmii-sel" already has "reg", so this DT is good as is. Adding the driver fallback to use that when the parent is not a "syscon" node should be as easy as this: --- a/drivers/phy/ti/phy-gmii-sel.c +++ b/drivers/phy/ti/phy-gmii-sel.c @@ -435,9 +435,12 @@ static int phy_gmii_sel_probe(struct platform_device *pdev) priv->regmap = syscon_node_to_regmap(node->parent); if (IS_ERR(priv->regmap)) { - ret = PTR_ERR(priv->regmap); - dev_err(dev, "Failed to get syscon %d\n", ret); - return ret; + priv->regmap = device_node_to_regmap(node); + if (IS_ERR(priv->regmap)) { + ret = PTR_ERR(priv->regmap); + dev_err(dev, "Failed to get syscon %d\n", ret); + return ret; + } } I'll send this patch when the window opens. Andrew _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 7+ messages in thread
* [RFC PATCH 2/2] arm64: dts: ti: k3-j721s2: Add overlay to enable main CPSW2G with GESI 2023-04-26 10:57 [RFC PATCH 0/2] Add MAIN CPSW2G DT support for J721S2 Siddharth Vadapalli 2023-04-26 10:57 ` [RFC PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add main CPSW2G devicetree node Siddharth Vadapalli @ 2023-04-26 10:57 ` Siddharth Vadapalli 2023-04-26 13:00 ` Nishanth Menon 1 sibling, 1 reply; 7+ messages in thread From: Siddharth Vadapalli @ 2023-04-26 10:57 UTC (permalink / raw) To: nm, vigneshr, kristo, robh+dt, krzysztof.kozlowski, krzysztof.kozlowski+dt, afd Cc: devicetree, linux-kernel, linux-arm-kernel, srk, s-vadapalli From: Kishon Vijay Abraham I <kishon@ti.com> The MAIN CPSW2G instance of CPSW on J721S2 SoC can be enabled with the GESI Expansion Board connected to the J7 Common-Proc-Board. Use the overlay to enable this. Add alias for the MAIN CPSW2G port to enable kernel to fetch MAC address directly from U-Boot. Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com> --- arch/arm64/boot/dts/ti/Makefile | 2 + .../dts/ti/k3-j721s2-evm-gesi-exp-board.dtso | 83 +++++++++++++++++++ 2 files changed, 85 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index c83c9d772b81..13db9b8dbe1d 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -42,6 +42,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-j721e-sk.dtb # Boards with J721s2 SoC dtb-$(CONFIG_ARCH_K3) += k3-am68-sk-base-board.dtb dtb-$(CONFIG_ARCH_K3) += k3-j721s2-common-proc-board.dtb +dtb-$(CONFIG_ARCH_K3) += k3-j721s2-evm-gesi-exp-board.dtbo # Boards with J784s4 SoC dtb-$(CONFIG_ARCH_K3) += k3-am69-sk.dtb @@ -49,3 +50,4 @@ dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm.dtb # Enable support for device-tree overlays DTC_FLAGS_k3-am6548-iot2050-advanced-m2 += -@ +DTC_FLAGS_k3-j721s2-common-proc-board += -@ diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso b/arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso new file mode 100644 index 000000000000..2ec08754bf04 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso @@ -0,0 +1,83 @@ +// SPDX-License-Identifier: GPL-2.0 +/** + * DT Overlay for MAIN CPSW2G using GESI Expansion Board with J7 common processor board. + * + * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/ + */ + +/dts-v1/; +/plugin/; + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/net/ti-dp83867.h> + +#include "k3-pinctrl.h" + +&{/} { + aliases { + ethernet1 = "/bus@100000/ethernet@c200000/ethernet-ports/port@1"; + }; +}; + +&main_pmx0 { + main_cpsw_mdio_pins_default: main-cpsw-mdio-pins-default { + pinctrl-single,pins = < + J721S2_IOPAD(0x0c0, PIN_OUTPUT, 6) /* (T28) MCASP1_AXR0.MDIO0_MDC */ + J721S2_IOPAD(0x0bc, PIN_INPUT, 6) /* (V28) MCASP1_AFSX.MDIO0_MDIO */ + >; + }; + + rgmii1_pins_default: rgmii1-pins-default { + pinctrl-single,pins = < + J721S2_IOPAD(0x0b8, PIN_INPUT, 6) /* (AA24) MCASP1_ACLKX.RGMII1_RD0 */ + J721S2_IOPAD(0x0a0, PIN_INPUT, 6) /* (AB25) MCASP0_AXR12.RGMII1_RD1 */ + J721S2_IOPAD(0x0a4, PIN_INPUT, 6) /* (T23) MCASP0_AXR13.RGMII1_RD2 */ + J721S2_IOPAD(0x0a8, PIN_INPUT, 6) /* (U24) MCASP0_AXR14.RGMII1_RD3 */ + J721S2_IOPAD(0x0b0, PIN_INPUT, 6) /* (AD26) MCASP1_AXR3.RGMII1_RXC */ + J721S2_IOPAD(0x0ac, PIN_INPUT, 6) /* (AC25) MCASP0_AXR15.RGMII1_RX_CTL */ + J721S2_IOPAD(0x08c, PIN_OUTPUT, 6) /* (T25) MCASP0_AXR7.RGMII1_TD0 */ + J721S2_IOPAD(0x090, PIN_OUTPUT, 6) /* (W24) MCASP0_AXR8.RGMII1_TD1 */ + J721S2_IOPAD(0x094, PIN_OUTPUT, 6) /* (AA25) MCASP0_AXR9.RGMII1_TD2 */ + J721S2_IOPAD(0x098, PIN_OUTPUT, 6) /* (V25) MCASP0_AXR10.RGMII1_TD3 */ + J721S2_IOPAD(0x0b4, PIN_OUTPUT, 6) /* (U25) MCASP1_AXR4.RGMII1_TXC */ + J721S2_IOPAD(0x09c, PIN_OUTPUT, 6) /* (T24) MCASP0_AXR11.RGMII1_TX_CTL */ + >; + }; +}; + +&exp1 { + p15 { + /* P15 - EXP_MUX2 */ + gpio-hog; + gpios = <13 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "EXP_MUX2"; + }; +}; + +&main_cpsw { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&rgmii1_pins_default>; +}; + +&main_cpsw_mdio { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&main_cpsw_mdio_pins_default>; + #address-cells = <1>; + #size-cells = <0>; + + main_cpsw_phy0: ethernet-phy@0 { + reg = <0>; + ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; + ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; + ti,min-output-impedance; + }; +}; + +&main_cpsw_port1 { + status = "okay"; + phy-mode = "rgmii-rxid"; + phy-handle = <&main_cpsw_phy0>; +}; -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 7+ messages in thread
* Re: [RFC PATCH 2/2] arm64: dts: ti: k3-j721s2: Add overlay to enable main CPSW2G with GESI 2023-04-26 10:57 ` [RFC PATCH 2/2] arm64: dts: ti: k3-j721s2: Add overlay to enable main CPSW2G with GESI Siddharth Vadapalli @ 2023-04-26 13:00 ` Nishanth Menon 2023-04-27 4:14 ` Siddharth Vadapalli 0 siblings, 1 reply; 7+ messages in thread From: Nishanth Menon @ 2023-04-26 13:00 UTC (permalink / raw) To: Siddharth Vadapalli Cc: vigneshr, kristo, robh+dt, krzysztof.kozlowski, krzysztof.kozlowski+dt, afd, devicetree, linux-kernel, linux-arm-kernel, srk On 16:27-20230426, Siddharth Vadapalli wrote: > From: Kishon Vijay Abraham I <kishon@ti.com> > > The MAIN CPSW2G instance of CPSW on J721S2 SoC can be enabled with the GESI > Expansion Board connected to the J7 Common-Proc-Board. Use the overlay > to enable this. > > Add alias for the MAIN CPSW2G port to enable kernel to fetch MAC address > directly from U-Boot. > > Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> > Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com> > --- > arch/arm64/boot/dts/ti/Makefile | 2 + > .../dts/ti/k3-j721s2-evm-gesi-exp-board.dtso | 83 +++++++++++++++++++ > 2 files changed, 85 insertions(+) > create mode 100644 arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso > > diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile > index c83c9d772b81..13db9b8dbe1d 100644 > --- a/arch/arm64/boot/dts/ti/Makefile > +++ b/arch/arm64/boot/dts/ti/Makefile > @@ -42,6 +42,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-j721e-sk.dtb > # Boards with J721s2 SoC > dtb-$(CONFIG_ARCH_K3) += k3-am68-sk-base-board.dtb > dtb-$(CONFIG_ARCH_K3) += k3-j721s2-common-proc-board.dtb > +dtb-$(CONFIG_ARCH_K3) += k3-j721s2-evm-gesi-exp-board.dtbo > > # Boards with J784s4 SoC > dtb-$(CONFIG_ARCH_K3) += k3-am69-sk.dtb > @@ -49,3 +50,4 @@ dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm.dtb > > # Enable support for device-tree overlays > DTC_FLAGS_k3-am6548-iot2050-advanced-m2 += -@ > +DTC_FLAGS_k3-j721s2-common-proc-board += -@ > diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso b/arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso > new file mode 100644 > index 000000000000..2ec08754bf04 > --- /dev/null > +++ b/arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso > @@ -0,0 +1,83 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/** > + * DT Overlay for MAIN CPSW2G using GESI Expansion Board with J7 common processor board. > + * product link please. > + * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/ > + */ > + > +/dts-v1/; > +/plugin/; > + > +#include <dt-bindings/gpio/gpio.h> > +#include <dt-bindings/net/ti-dp83867.h> > + > +#include "k3-pinctrl.h" > + > +&{/} { > + aliases { > + ethernet1 = "/bus@100000/ethernet@c200000/ethernet-ports/port@1"; > + }; > +}; > + > +&main_pmx0 { > + main_cpsw_mdio_pins_default: main-cpsw-mdio-pins-default { > + pinctrl-single,pins = < > + J721S2_IOPAD(0x0c0, PIN_OUTPUT, 6) /* (T28) MCASP1_AXR0.MDIO0_MDC */ > + J721S2_IOPAD(0x0bc, PIN_INPUT, 6) /* (V28) MCASP1_AFSX.MDIO0_MDIO */ > + >; > + }; > + > + rgmii1_pins_default: rgmii1-pins-default { > + pinctrl-single,pins = < > + J721S2_IOPAD(0x0b8, PIN_INPUT, 6) /* (AA24) MCASP1_ACLKX.RGMII1_RD0 */ > + J721S2_IOPAD(0x0a0, PIN_INPUT, 6) /* (AB25) MCASP0_AXR12.RGMII1_RD1 */ > + J721S2_IOPAD(0x0a4, PIN_INPUT, 6) /* (T23) MCASP0_AXR13.RGMII1_RD2 */ > + J721S2_IOPAD(0x0a8, PIN_INPUT, 6) /* (U24) MCASP0_AXR14.RGMII1_RD3 */ > + J721S2_IOPAD(0x0b0, PIN_INPUT, 6) /* (AD26) MCASP1_AXR3.RGMII1_RXC */ > + J721S2_IOPAD(0x0ac, PIN_INPUT, 6) /* (AC25) MCASP0_AXR15.RGMII1_RX_CTL */ > + J721S2_IOPAD(0x08c, PIN_OUTPUT, 6) /* (T25) MCASP0_AXR7.RGMII1_TD0 */ > + J721S2_IOPAD(0x090, PIN_OUTPUT, 6) /* (W24) MCASP0_AXR8.RGMII1_TD1 */ > + J721S2_IOPAD(0x094, PIN_OUTPUT, 6) /* (AA25) MCASP0_AXR9.RGMII1_TD2 */ > + J721S2_IOPAD(0x098, PIN_OUTPUT, 6) /* (V25) MCASP0_AXR10.RGMII1_TD3 */ > + J721S2_IOPAD(0x0b4, PIN_OUTPUT, 6) /* (U25) MCASP1_AXR4.RGMII1_TXC */ > + J721S2_IOPAD(0x09c, PIN_OUTPUT, 6) /* (T24) MCASP0_AXR11.RGMII1_TX_CTL */ > + >; > + }; > +}; > + > +&exp1 { > + p15 { > + /* P15 - EXP_MUX2 */ > + gpio-hog; > + gpios = <13 GPIO_ACTIVE_HIGH>; > + output-high; > + line-name = "EXP_MUX2"; > + }; > +}; > + > +&main_cpsw { > + status = "okay"; > + pinctrl-names = "default"; > + pinctrl-0 = <&rgmii1_pins_default>; > +}; > + > +&main_cpsw_mdio { > + status = "okay"; > + pinctrl-names = "default"; > + pinctrl-0 = <&main_cpsw_mdio_pins_default>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + main_cpsw_phy0: ethernet-phy@0 { > + reg = <0>; > + ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; > + ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; > + ti,min-output-impedance; > + }; > +}; > + > +&main_cpsw_port1 { > + status = "okay"; > + phy-mode = "rgmii-rxid"; > + phy-handle = <&main_cpsw_phy0>; > +}; > -- > 2.25.1 > -- Regards, Nishanth Menon Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [RFC PATCH 2/2] arm64: dts: ti: k3-j721s2: Add overlay to enable main CPSW2G with GESI 2023-04-26 13:00 ` Nishanth Menon @ 2023-04-27 4:14 ` Siddharth Vadapalli 0 siblings, 0 replies; 7+ messages in thread From: Siddharth Vadapalli @ 2023-04-27 4:14 UTC (permalink / raw) To: Nishanth Menon Cc: vigneshr, kristo, robh+dt, krzysztof.kozlowski, krzysztof.kozlowski+dt, afd, devicetree, linux-kernel, linux-arm-kernel, srk, s-vadapalli On 26/04/23 18:30, Nishanth Menon wrote: > On 16:27-20230426, Siddharth Vadapalli wrote: >> From: Kishon Vijay Abraham I <kishon@ti.com> >> >> The MAIN CPSW2G instance of CPSW on J721S2 SoC can be enabled with the GESI >> Expansion Board connected to the J7 Common-Proc-Board. Use the overlay >> to enable this. >> >> Add alias for the MAIN CPSW2G port to enable kernel to fetch MAC address >> directly from U-Boot. >> >> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> >> Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com> >> --- >> arch/arm64/boot/dts/ti/Makefile | 2 + >> .../dts/ti/k3-j721s2-evm-gesi-exp-board.dtso | 83 +++++++++++++++++++ >> 2 files changed, 85 insertions(+) >> create mode 100644 arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso >> >> diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile >> index c83c9d772b81..13db9b8dbe1d 100644 >> --- a/arch/arm64/boot/dts/ti/Makefile >> +++ b/arch/arm64/boot/dts/ti/Makefile >> @@ -42,6 +42,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-j721e-sk.dtb >> # Boards with J721s2 SoC >> dtb-$(CONFIG_ARCH_K3) += k3-am68-sk-base-board.dtb >> dtb-$(CONFIG_ARCH_K3) += k3-j721s2-common-proc-board.dtb >> +dtb-$(CONFIG_ARCH_K3) += k3-j721s2-evm-gesi-exp-board.dtbo >> >> # Boards with J784s4 SoC >> dtb-$(CONFIG_ARCH_K3) += k3-am69-sk.dtb >> @@ -49,3 +50,4 @@ dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm.dtb >> >> # Enable support for device-tree overlays >> DTC_FLAGS_k3-am6548-iot2050-advanced-m2 += -@ >> +DTC_FLAGS_k3-j721s2-common-proc-board += -@ >> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso b/arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso >> new file mode 100644 >> index 000000000000..2ec08754bf04 >> --- /dev/null >> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-evm-gesi-exp-board.dtso >> @@ -0,0 +1,83 @@ >> +// SPDX-License-Identifier: GPL-2.0 >> +/** >> + * DT Overlay for MAIN CPSW2G using GESI Expansion Board with J7 common processor board. >> + * > > product link please. Thank you for pointing it out. I will update this patch with the product link in the v2 RFC series. > >> + * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/ >> + */ >> + >> +/dts-v1/; >> +/plugin/; >> + >> +#include <dt-bindings/gpio/gpio.h> >> +#include <dt-bindings/net/ti-dp83867.h> >> + >> +#include "k3-pinctrl.h" >> + [...] >> + >> +&main_cpsw_port1 { >> + status = "okay"; >> + phy-mode = "rgmii-rxid"; >> + phy-handle = <&main_cpsw_phy0>; >> +}; >> -- >> 2.25.1 >> > -- Regards, Siddharth. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2023-04-27 4:15 UTC | newest] Thread overview: 7+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2023-04-26 10:57 [RFC PATCH 0/2] Add MAIN CPSW2G DT support for J721S2 Siddharth Vadapalli 2023-04-26 10:57 ` [RFC PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add main CPSW2G devicetree node Siddharth Vadapalli 2023-04-26 12:59 ` Nishanth Menon 2023-04-26 13:21 ` Andrew Davis 2023-04-26 10:57 ` [RFC PATCH 2/2] arm64: dts: ti: k3-j721s2: Add overlay to enable main CPSW2G with GESI Siddharth Vadapalli 2023-04-26 13:00 ` Nishanth Menon 2023-04-27 4:14 ` Siddharth Vadapalli
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