From f9010b0edcd5a3112ab3d4fc79c296c5a1c5ee16 Mon Sep 17 00:00:00 2001 From: Markus Reichl Date: Fri, 8 Nov 2019 22:04:33 +0100 Subject: arm64: dts: rockchip: Split rk3399-roc-pc for with and without mezzanine board. For rk3399-roc-pc is a mezzanine board available that carries M.2 and POE interfaces. Use it with a separate dts. Signed-off-by: Markus Reichl Acked-by: Rob Herring Link: https://lore.kernel.org/r/0fb4e21a-fe78-00aa-6142-ca8682a913eb@fivetechno.de Signed-off-by: Heiko Stuebner --- .../boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts | 72 ++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 arch/arm64/boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts (limited to 'arch/arm64/boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts') diff --git a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts new file mode 100644 index 000000000000..d6b3042cffa9 --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts @@ -0,0 +1,72 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2017 T-Chip Intelligent Technology Co., Ltd + * Copyright (c) 2019 Markus Reichl + */ + +/dts-v1/; +#include "rk3399-roc-pc.dtsi" + +/ { + model = "Firefly ROC-RK3399-PC Mezzanine Board"; + compatible = "firefly,roc-rk3399-pc-mezzanine", "rockchip,rk3399"; + + vcc3v3_ngff: vcc3v3-ngff { + compatible = "regulator-fixed"; + regulator-name = "vcc3v3_ngff"; + enable-active-high; + gpio = <&gpio4 RK_PD3 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&vcc3v3_ngff_en>; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&dc_12v>; + }; + + vcc3v3_pcie: vcc3v3-pcie { + compatible = "regulator-fixed"; + regulator-name = "vcc3v3_pcie"; + enable-active-high; + gpio = <&gpio1 RK_PC1 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&vcc3v3_pcie_en>; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&dc_12v>; + }; +}; + +&pcie_phy { + status = "okay"; +}; + +&pcie0 { + ep-gpios = <&gpio4 RK_PD1 GPIO_ACTIVE_HIGH>; + num-lanes = <4>; + pinctrl-names = "default"; + pinctrl-0 = <&pcie_perst>; + vpcie3v3-supply = <&vcc3v3_pcie>; + status = "okay"; +}; + +&pinctrl { + ngff { + vcc3v3_ngff_en: vcc3v3-ngff-en { + rockchip,pins = <4 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + pcie { + vcc3v3_pcie_en: vcc3v3-pcie-en { + rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + pcie_perst: pcie-perst { + rockchip,pins = <4 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; -- cgit v1.2.3