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charset="utf-8" Label the spi nor as serial_flash. This allows us to disable the flash with an overlay common to all am6xx-phycore-som boards. Signed-off-by: Nathan Morrisson --- v3: No change v2: No change arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi b/arch/arm64/b= oot/dts/ti/k3-am64-phycore-som.dtsi index 125e507966fb..ca0bbf21f7fe 100644 --- a/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi @@ -296,7 +296,7 @@ &ospi0 { pinctrl-names =3D "default"; pinctrl-0 =3D <&ospi0_pins_default>; =20 - flash@0 { + serial_flash: flash@0 { compatible =3D "jedec,spi-nor"; reg =3D <0x0>; spi-tx-bus-width =3D <8>; --=20 2.25.1 From nobody Thu Dec 18 05:19:40 2025 Received: from NAM10-MW2-obe.outbound.protection.outlook.com (mail-mw2nam10on2100.outbound.protection.outlook.com [40.107.94.100]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6BF1C14D708; Thu, 13 Jun 2024 23:09:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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charset="utf-8" Add an overlay to disable the eth phy for all am6xx-phycore-som boards. The EEPROM on am6xx-phycore-soms contains information about the configuration of the SOM. The standard configuration of the SOM has an ethernet phy, but if no ethernet phy is populated, the EEPROM will indicate that change and we can use this overlay to cleanly disable the ethernet phy. Signed-off-by: Nathan Morrisson --- v3: - Explain why we are adding the overlay in the commit message v2: - Add build time tests in makefile arch/arm64/boot/dts/ti/Makefile | 7 +++++++ .../ti/k3-am6xx-phycore-disable-eth-phy.dtso | 19 +++++++++++++++++++ 2 files changed, 26 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-eth-phy= .dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makef= ile index 2c327cc320cf..320da5ea38e0 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -54,6 +54,9 @@ dtb-$(CONFIG_ARCH_K3) +=3D k3-am642-tqma64xxl-mbax4xxl.dtb dtb-$(CONFIG_ARCH_K3) +=3D k3-am64-tqma64xxl-mbax4xxl-sdcard.dtbo dtb-$(CONFIG_ARCH_K3) +=3D k3-am64-tqma64xxl-mbax4xxl-wlan.dtbo =20 +# Common overlays for the phyCORE-AM6* family of boards +dtb-$(CONFIG_ARCH_K3) +=3D k3-am6xx-phycore-disable-eth-phy.dtbo + # Boards with AM65x SoC k3-am654-gp-evm-dtbs :=3D k3-am654-base-board.dtb \ k3-am654-base-board-rocktech-rk101-panel.dtbo \ @@ -107,6 +110,8 @@ k3-am625-beagleplay-csi2-ov5640-dtbs :=3D k3-am625-beag= leplay.dtb \ k3-am625-beagleplay-csi2-ov5640.dtbo k3-am625-beagleplay-csi2-tevi-ov5640-dtbs :=3D k3-am625-beagleplay.dtb \ k3-am625-beagleplay-csi2-tevi-ov5640.dtbo +k3-am625-phyboard-lyra-disable-eth-phy-dtbs :=3D k3-am625-phyboard-lyra-rd= k.dtb \ + k3-am6xx-phycore-disable-eth-phy.dtbo k3-am625-phyboard-lyra-gpio-fan-dtbs :=3D k3-am625-phyboard-lyra-rdk.dtb \ k3-am62x-phyboard-lyra-gpio-fan.dtbo k3-am625-sk-csi2-imx219-dtbs :=3D k3-am625-sk.dtb \ @@ -132,6 +137,8 @@ k3-am62p5-sk-csi2-tevi-ov5640-dtbs :=3D k3-am62p5-sk.dt= b \ k3-am62x-sk-csi2-tevi-ov5640.dtbo k3-am642-evm-icssg1-dualemac-dtbs :=3D \ k3-am642-evm.dtb k3-am642-evm-icssg1-dualemac.dtbo +k3-am642-phyboard-electra-disable-eth-phy-dtbs :=3D \ + k3-am642-phyboard-electra-rdk.dtb k3-am6xx-phycore-disable-eth-phy.dtbo k3-am642-phyboard-electra-gpio-fan-dtbs :=3D \ k3-am642-phyboard-electra-rdk.dtb k3-am642-phyboard-electra-gpio-fan.dtbo k3-am642-tqma64xxl-mbax4xxl-sdcard-dtbs :=3D \ diff --git a/arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-eth-phy.dtso b= /arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-eth-phy.dtso new file mode 100644 index 000000000000..356c82bbe143 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-eth-phy.dtso @@ -0,0 +1,19 @@ +// SPDX-License-Identifier: GPL-2.0-only OR MIT +/* + * Copyright (C) 2023 PHYTEC America, LLC + * Author: Garrett Giordano + * + * Copyright (C) 2024 PHYTEC America, LLC + * Author: Nathan Morrisson + */ + +/dts-v1/; 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charset="utf-8" Add an overlay to disable the rtc for all am6xx-phycore-som boards. The EEPROM on am6xx-phycore-soms contains information about the configuration of the SOM. The standard configuration of the SOM has an rtc, but if no rtc is populated, the EEPROM will indicate that change and we can use this overlay to cleanly disable the rtc. Signed-off-by: Nathan Morrisson --- v3: - Explain why we are adding the overlay in the commit message v2: - Add build time tests in makefile arch/arm64/boot/dts/ti/Makefile | 5 +++++ .../boot/dts/ti/k3-am6xx-phycore-disable-rtc.dtso | 15 +++++++++++++++ 2 files changed, 20 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-rtc.dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makef= ile index 320da5ea38e0..3d0e87a78e09 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -56,6 +56,7 @@ dtb-$(CONFIG_ARCH_K3) +=3D k3-am64-tqma64xxl-mbax4xxl-wla= n.dtbo =20 # Common overlays for the phyCORE-AM6* family of boards dtb-$(CONFIG_ARCH_K3) +=3D k3-am6xx-phycore-disable-eth-phy.dtbo +dtb-$(CONFIG_ARCH_K3) +=3D k3-am6xx-phycore-disable-rtc.dtbo =20 # Boards with AM65x SoC k3-am654-gp-evm-dtbs :=3D k3-am654-base-board.dtb \ @@ -112,6 +113,8 @@ k3-am625-beagleplay-csi2-tevi-ov5640-dtbs :=3D k3-am625= -beagleplay.dtb \ k3-am625-beagleplay-csi2-tevi-ov5640.dtbo k3-am625-phyboard-lyra-disable-eth-phy-dtbs :=3D k3-am625-phyboard-lyra-rd= k.dtb \ k3-am6xx-phycore-disable-eth-phy.dtbo +k3-am625-phyboard-lyra-disable-rtc-dtbs :=3D k3-am625-phyboard-lyra-rdk.dt= b \ + k3-am6xx-phycore-disable-rtc.dtbo k3-am625-phyboard-lyra-gpio-fan-dtbs :=3D k3-am625-phyboard-lyra-rdk.dtb \ k3-am62x-phyboard-lyra-gpio-fan.dtbo k3-am625-sk-csi2-imx219-dtbs :=3D k3-am625-sk.dtb \ @@ -139,6 +142,8 @@ k3-am642-evm-icssg1-dualemac-dtbs :=3D \ k3-am642-evm.dtb k3-am642-evm-icssg1-dualemac.dtbo k3-am642-phyboard-electra-disable-eth-phy-dtbs :=3D \ k3-am642-phyboard-electra-rdk.dtb k3-am6xx-phycore-disable-eth-phy.dtbo +k3-am642-phyboard-electra-disable-rtc-dtbs :=3D \ + k3-am642-phyboard-electra-rdk.dtb k3-am6xx-phycore-disable-rtc.dtbo k3-am642-phyboard-electra-gpio-fan-dtbs :=3D \ k3-am642-phyboard-electra-rdk.dtb k3-am642-phyboard-electra-gpio-fan.dtbo k3-am642-tqma64xxl-mbax4xxl-sdcard-dtbs :=3D \ diff --git a/arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-rtc.dtso b/arc= h/arm64/boot/dts/ti/k3-am6xx-phycore-disable-rtc.dtso new file mode 100644 index 000000000000..8b24191f5948 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-rtc.dtso @@ -0,0 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-only OR MIT +/* + * Copyright (C) 2023 PHYTEC America, LLC + * Author: Garrett Giordano + * + * Copyright (C) 2024 PHYTEC America, LLC + * Author: Nathan Morrisson + */ + +/dts-v1/; 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charset="utf-8" Add an overlay to disable the spi nor for all am6xx-phycore-som boards. The EEPROM on am6xx-phycore-soms contains information about the configuration of the SOM. The standard configuration of the SOM has an ospi nor, but if no nor is populated, the EEPROM will indicate that change and we can use this overlay to cleanly disable the spi nor. Signed-off-by: Nathan Morrisson --- v3: - Explain why we are adding the overlay in the commit message v2: - Add build time tests in makefile arch/arm64/boot/dts/ti/Makefile | 5 +++++ .../dts/ti/k3-am6xx-phycore-disable-spi-nor.dtso | 15 +++++++++++++++ 2 files changed, 20 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-spi-nor= .dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makef= ile index 3d0e87a78e09..8d8fc8bfaf7e 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -57,6 +57,7 @@ dtb-$(CONFIG_ARCH_K3) +=3D k3-am64-tqma64xxl-mbax4xxl-wla= n.dtbo # Common overlays for the phyCORE-AM6* family of boards dtb-$(CONFIG_ARCH_K3) +=3D k3-am6xx-phycore-disable-eth-phy.dtbo dtb-$(CONFIG_ARCH_K3) +=3D k3-am6xx-phycore-disable-rtc.dtbo +dtb-$(CONFIG_ARCH_K3) +=3D k3-am6xx-phycore-disable-spi-nor.dtbo =20 # Boards with AM65x SoC k3-am654-gp-evm-dtbs :=3D k3-am654-base-board.dtb \ @@ -115,6 +116,8 @@ k3-am625-phyboard-lyra-disable-eth-phy-dtbs :=3D k3-am6= 25-phyboard-lyra-rdk.dtb \ k3-am6xx-phycore-disable-eth-phy.dtbo k3-am625-phyboard-lyra-disable-rtc-dtbs :=3D k3-am625-phyboard-lyra-rdk.dt= b \ k3-am6xx-phycore-disable-rtc.dtbo +k3-am625-phyboard-lyra-disable-spi-nor-dtbs :=3D k3-am625-phyboard-lyra-rd= k.dtb \ + k3-am6xx-phycore-disable-spi-nor.dtbo k3-am625-phyboard-lyra-gpio-fan-dtbs :=3D k3-am625-phyboard-lyra-rdk.dtb \ k3-am62x-phyboard-lyra-gpio-fan.dtbo k3-am625-sk-csi2-imx219-dtbs :=3D k3-am625-sk.dtb \ @@ -144,6 +147,8 @@ k3-am642-phyboard-electra-disable-eth-phy-dtbs :=3D \ k3-am642-phyboard-electra-rdk.dtb k3-am6xx-phycore-disable-eth-phy.dtbo k3-am642-phyboard-electra-disable-rtc-dtbs :=3D \ k3-am642-phyboard-electra-rdk.dtb k3-am6xx-phycore-disable-rtc.dtbo +k3-am642-phyboard-electra-disable-spi-nor-dtbs :=3D \ + k3-am642-phyboard-electra-rdk.dtb k3-am6xx-phycore-disable-spi-nor.dtbo k3-am642-phyboard-electra-gpio-fan-dtbs :=3D \ k3-am642-phyboard-electra-rdk.dtb k3-am642-phyboard-electra-gpio-fan.dtbo k3-am642-tqma64xxl-mbax4xxl-sdcard-dtbs :=3D \ diff --git a/arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-spi-nor.dtso b= /arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-spi-nor.dtso new file mode 100644 index 000000000000..cc0cf269b6e4 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-spi-nor.dtso @@ -0,0 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-only OR MIT +/* + * Copyright (C) 2023 PHYTEC America, LLC + * Author: Garrett Giordano + * + * Copyright (C) 2024 PHYTEC America, LLC + * Author: Nathan Morrisson + */ + +/dts-v1/; +/plugin/; + +&serial_flash { + status =3D "disabled"; +}; --=20 2.25.1