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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Shawn Guo , Daniel Baluta , Joseph Guo , Josua Mayer , Ernest Van Hoecke , Mehmet Fide , Francesco Dolcini , Markus Niebel , Maud Spierings , Hugo Villeneuve , Stefan Eichenberger , netdev@vger.kernel.org Subject: [PATCH v1 05/11] ARM: dts: imx6ul: Add Variscite storage and wireless files Date: Fri, 25 Sep 2026 16:02:22 +0200 Message-ID: <778be59a32afc9054147fc40143b502d49d37ffb.1790344389.git.stefano.r@variscite.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Stefano Radaelli Add reusable DTSI files for eMMC, NAND, Broadcom Wi-Fi and NXP IW61x options on VAR-SOM-6UL and DART-6UL modules. Keep the module options independent of the carrier board so each board DTS can select its assembled storage and wireless devices. Signed-off-by: Stefano Radaelli --- .../nxp/imx/imx6ul-imx6ull-var-dart-emmc.dtsi | 32 ++++++++++ .../nxp/imx/imx6ul-imx6ull-var-dart-nand.dtsi | 63 +++++++++++++++++++ .../imx6ul-imx6ull-var-dart-wifi-brcm.dtsi | 42 +++++++++++++ .../imx6ul-imx6ull-var-dart-wifi-iw61x.dtsi | 45 +++++++++++++ .../nxp/imx/imx6ul-imx6ull-var-som-emmc.dtsi | 32 ++++++++++ .../nxp/imx/imx6ul-imx6ull-var-som-nand.dtsi | 63 +++++++++++++++++++ .../imx/imx6ul-imx6ull-var-som-wifi-brcm.dtsi | 42 +++++++++++++ .../imx6ul-imx6ull-var-som-wifi-iw61x.dtsi | 45 +++++++++++++ 8 files changed, 364 insertions(+) create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-emmc.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-nand.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-wifi-brcm.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-wifi-iw61x.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-emmc.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-nand.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-wifi-brcm.dtsi create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-wifi-iw61x.dtsi diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-emmc.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-emmc.dtsi new file mode 100644 index 000000000000..26c8ca8f21a0 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-emmc.dtsi @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com + */ + +&usdhc2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc2>; + bus-width = <8>; + no-1-8-v; + non-removable; + keep-power-in-suspend; + wakeup-source; + status = "okay"; +}; + +&iomuxc { + pinctrl_usdhc2: usdhc2-grp { + fsl,pins = < + MX6UL_PAD_NAND_RE_B__USDHC2_CLK 0x10069 + MX6UL_PAD_NAND_WE_B__USDHC2_CMD 0x17059 + MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059 + MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059 + MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059 + MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059 + MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17059 + MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17059 + MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17059 + MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17059 + >; + }; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-nand.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-nand.dtsi new file mode 100644 index 000000000000..1522b5d7e092 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-nand.dtsi @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com + */ + +&gpmi { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpmi_nand_1>; + status = "okay"; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "spl"; + reg = <0x00000000 0x00200000>; + }; + + partition@200000 { + label = "uboot"; + reg = <0x00200000 0x00200000>; + }; + + partition@400000 { + label = "uboot-env"; + reg = <0x00400000 0x00100000>; + }; + + partition@500000 { + label = "kernel"; + reg = <0x00500000 0x00c00000>; + }; + + partition@1100000 { + label = "rootfs"; + reg = <0x01100000 0x3ef00000>; + }; + }; +}; + +&iomuxc { + pinctrl_gpmi_nand_1: gpmi-nand-1-grp { + fsl,pins = < + MX6UL_PAD_NAND_CLE__RAWNAND_CLE 0xb0b1 + MX6UL_PAD_NAND_ALE__RAWNAND_ALE 0xb0b1 + MX6UL_PAD_NAND_WP_B__RAWNAND_WP_B 0xb0b1 + MX6UL_PAD_NAND_READY_B__RAWNAND_READY_B 0xb000 + MX6UL_PAD_NAND_CE0_B__RAWNAND_CE0_B 0xb0b1 + MX6UL_PAD_NAND_RE_B__RAWNAND_RE_B 0xb0b1 + MX6UL_PAD_NAND_WE_B__RAWNAND_WE_B 0xb0b1 + MX6UL_PAD_NAND_DATA00__RAWNAND_DATA00 0xb0b1 + MX6UL_PAD_NAND_DATA01__RAWNAND_DATA01 0xb0b1 + MX6UL_PAD_NAND_DATA02__RAWNAND_DATA02 0xb0b1 + MX6UL_PAD_NAND_DATA03__RAWNAND_DATA03 0xb0b1 + MX6UL_PAD_NAND_DATA04__RAWNAND_DATA04 0xb0b1 + MX6UL_PAD_NAND_DATA05__RAWNAND_DATA05 0xb0b1 + MX6UL_PAD_NAND_DATA06__RAWNAND_DATA06 0xb0b1 + MX6UL_PAD_NAND_DATA07__RAWNAND_DATA07 0xb0b1 + >; + }; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-wifi-brcm.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-wifi-brcm.dtsi new file mode 100644 index 000000000000..d7952233a1ee --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-wifi-brcm.dtsi @@ -0,0 +1,42 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com + */ + +/ { + reg_sd1_vmmc: regulator-sd1-vmmc { + compatible = "regulator-fixed"; + regulator-name = "VSD_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; +}; + +&tsc { + status = "disabled"; +}; + +&usdhc1 { + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default", "state_100mhz", "state_200mhz"; + pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_32k_clk>, <&pinctrl_wifi>; + pinctrl-1 = <&pinctrl_usdhc1_100mhz>, <&pinctrl_32k_clk>, <&pinctrl_wifi>; + pinctrl-2 = <&pinctrl_usdhc1_200mhz>, <&pinctrl_32k_clk>, <&pinctrl_wifi>; + keep-power-in-suspend; + vmmc-supply = <®_sd1_vmmc>; + status = "okay"; + + brcmf: wifi@1 { + compatible = "brcm,bcm4329-fmac"; + reg = <1>; + }; +}; + +&iomuxc { + pinctrl_32k_clk: 32k-clk-grp { + fsl,pins = < + MX6UL_PAD_GPIO1_IO03__OSC32K_32K_OUT 0x03029 + >; + }; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-wifi-iw61x.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-wifi-iw61x.dtsi new file mode 100644 index 000000000000..4d47cea982ec --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-dart-wifi-iw61x.dtsi @@ -0,0 +1,45 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2026 Variscite Ltd. - https://www.variscite.com + */ + +/ { + reg_sd1_vmmc: regulator-sd1-vmmc { + compatible = "regulator-fixed"; + regulator-name = "VSD_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + iw61x_pwrseq: mmc-pwrseq { + compatible = "mmc-pwrseq-simple"; + post-power-on-delay-ms = <100>; + power-off-delay-us = <10000>; + reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>, /* WIFI_RESET */ + <&gpio5 2 GPIO_ACTIVE_LOW>; /* WIFI_PWR_EN */ + }; +}; + +&tsc { + status = "disabled"; +}; + +&uart2 { + bluetooth_iw61x: bluetooth { + compatible = "nxp,88w8987-bt"; + }; +}; + +&usdhc1 { + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default", "state_100mhz", "state_200mhz"; + pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_wifi>; + pinctrl-1 = <&pinctrl_usdhc1_100mhz>, <&pinctrl_wifi>; + pinctrl-2 = <&pinctrl_usdhc1_200mhz>, <&pinctrl_wifi>; + keep-power-in-suspend; + non-removable; + vmmc-supply = <®_sd1_vmmc>; + mmc-pwrseq = <&iw61x_pwrseq>; + status = "okay"; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-emmc.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-emmc.dtsi new file mode 100644 index 000000000000..26c8ca8f21a0 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-emmc.dtsi @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com + */ + +&usdhc2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc2>; + bus-width = <8>; + no-1-8-v; + non-removable; + keep-power-in-suspend; + wakeup-source; + status = "okay"; +}; + +&iomuxc { + pinctrl_usdhc2: usdhc2-grp { + fsl,pins = < + MX6UL_PAD_NAND_RE_B__USDHC2_CLK 0x10069 + MX6UL_PAD_NAND_WE_B__USDHC2_CMD 0x17059 + MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059 + MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059 + MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059 + MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059 + MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17059 + MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17059 + MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17059 + MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17059 + >; + }; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-nand.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-nand.dtsi new file mode 100644 index 000000000000..1522b5d7e092 --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-nand.dtsi @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com + */ + +&gpmi { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpmi_nand_1>; + status = "okay"; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "spl"; + reg = <0x00000000 0x00200000>; + }; + + partition@200000 { + label = "uboot"; + reg = <0x00200000 0x00200000>; + }; + + partition@400000 { + label = "uboot-env"; + reg = <0x00400000 0x00100000>; + }; + + partition@500000 { + label = "kernel"; + reg = <0x00500000 0x00c00000>; + }; + + partition@1100000 { + label = "rootfs"; + reg = <0x01100000 0x3ef00000>; + }; + }; +}; + +&iomuxc { + pinctrl_gpmi_nand_1: gpmi-nand-1-grp { + fsl,pins = < + MX6UL_PAD_NAND_CLE__RAWNAND_CLE 0xb0b1 + MX6UL_PAD_NAND_ALE__RAWNAND_ALE 0xb0b1 + MX6UL_PAD_NAND_WP_B__RAWNAND_WP_B 0xb0b1 + MX6UL_PAD_NAND_READY_B__RAWNAND_READY_B 0xb000 + MX6UL_PAD_NAND_CE0_B__RAWNAND_CE0_B 0xb0b1 + MX6UL_PAD_NAND_RE_B__RAWNAND_RE_B 0xb0b1 + MX6UL_PAD_NAND_WE_B__RAWNAND_WE_B 0xb0b1 + MX6UL_PAD_NAND_DATA00__RAWNAND_DATA00 0xb0b1 + MX6UL_PAD_NAND_DATA01__RAWNAND_DATA01 0xb0b1 + MX6UL_PAD_NAND_DATA02__RAWNAND_DATA02 0xb0b1 + MX6UL_PAD_NAND_DATA03__RAWNAND_DATA03 0xb0b1 + MX6UL_PAD_NAND_DATA04__RAWNAND_DATA04 0xb0b1 + MX6UL_PAD_NAND_DATA05__RAWNAND_DATA05 0xb0b1 + MX6UL_PAD_NAND_DATA06__RAWNAND_DATA06 0xb0b1 + MX6UL_PAD_NAND_DATA07__RAWNAND_DATA07 0xb0b1 + >; + }; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-wifi-brcm.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-wifi-brcm.dtsi new file mode 100644 index 000000000000..d7952233a1ee --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-wifi-brcm.dtsi @@ -0,0 +1,42 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com + */ + +/ { + reg_sd1_vmmc: regulator-sd1-vmmc { + compatible = "regulator-fixed"; + regulator-name = "VSD_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; +}; + +&tsc { + status = "disabled"; +}; + +&usdhc1 { + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default", "state_100mhz", "state_200mhz"; + pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_32k_clk>, <&pinctrl_wifi>; + pinctrl-1 = <&pinctrl_usdhc1_100mhz>, <&pinctrl_32k_clk>, <&pinctrl_wifi>; + pinctrl-2 = <&pinctrl_usdhc1_200mhz>, <&pinctrl_32k_clk>, <&pinctrl_wifi>; + keep-power-in-suspend; + vmmc-supply = <®_sd1_vmmc>; + status = "okay"; + + brcmf: wifi@1 { + compatible = "brcm,bcm4329-fmac"; + reg = <1>; + }; +}; + +&iomuxc { + pinctrl_32k_clk: 32k-clk-grp { + fsl,pins = < + MX6UL_PAD_GPIO1_IO03__OSC32K_32K_OUT 0x03029 + >; + }; +}; diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-wifi-iw61x.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-wifi-iw61x.dtsi new file mode 100644 index 000000000000..4d47cea982ec --- /dev/null +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-var-som-wifi-iw61x.dtsi @@ -0,0 +1,45 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2026 Variscite Ltd. - https://www.variscite.com + */ + +/ { + reg_sd1_vmmc: regulator-sd1-vmmc { + compatible = "regulator-fixed"; + regulator-name = "VSD_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + iw61x_pwrseq: mmc-pwrseq { + compatible = "mmc-pwrseq-simple"; + post-power-on-delay-ms = <100>; + power-off-delay-us = <10000>; + reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>, /* WIFI_RESET */ + <&gpio5 2 GPIO_ACTIVE_LOW>; /* WIFI_PWR_EN */ + }; +}; + +&tsc { + status = "disabled"; +}; + +&uart2 { + bluetooth_iw61x: bluetooth { + compatible = "nxp,88w8987-bt"; + }; +}; + +&usdhc1 { + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default", "state_100mhz", "state_200mhz"; + pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_wifi>; + pinctrl-1 = <&pinctrl_usdhc1_100mhz>, <&pinctrl_wifi>; + pinctrl-2 = <&pinctrl_usdhc1_200mhz>, <&pinctrl_wifi>; + keep-power-in-suspend; + non-removable; + vmmc-supply = <®_sd1_vmmc>; + mmc-pwrseq = <&iw61x_pwrseq>; + status = "okay"; +}; -- 2.47.3