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Diffstat (limited to 'dts/src/arm64/ti/k3-am6548-iot2050-advanced-m2.dts')
| -rw-r--r-- | dts/src/arm64/ti/k3-am6548-iot2050-advanced-m2.dts | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/dts/src/arm64/ti/k3-am6548-iot2050-advanced-m2.dts b/dts/src/arm64/ti/k3-am6548-iot2050-advanced-m2.dts new file mode 100644 index 0000000000..cc619bbec1 --- /dev/null +++ b/dts/src/arm64/ti/k3-am6548-iot2050-advanced-m2.dts @@ -0,0 +1,95 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) Siemens AG, 2018-2023 + * + * Authors: + * Chao Zeng <chao.zeng@siemens.com> + * Jan Kiszka <jan.kiszka@siemens.com> + * + * AM6548-based (quad-core) IOT2050 M.2 variant (based on Advanced Product + * Generation 2), 2 GB RAM, 16 GB eMMC, USB-serial converter on connector X30 + * + * Product homepage: + * https://new.siemens.com/global/en/products/automation/pc-based/iot-gateways/simatic-iot2050.html + */ + +#include "k3-am6548-iot2050-advanced-common.dtsi" +#include "k3-am65-iot2050-common-pg2.dtsi" +#include "k3-am65-iot2050-arduino-connector.dtsi" +#include "k3-am65-iot2050-dp.dtsi" + +/ { + compatible = "siemens,iot2050-advanced-m2", "ti,am654"; + model = "SIMATIC IOT2050 Advanced M2"; +}; + +&main_pmx0 { + main_bkey_pcie_reset: main-bkey-pcie-reset-default-pins { + pinctrl-single,pins = < + AM65X_IOPAD(0x01bc, PIN_OUTPUT_PULLUP, 7) /* (AG13) GPIO1_15 */ + >; + }; + + main_pmx0_m2_config_pins_default: main-pmx0-m2-config-default-pins { + pinctrl-single,pins = < + AM65X_IOPAD(0x01c8, PIN_INPUT_PULLUP, 7) /* (AE13) GPIO1_18 */ + AM65X_IOPAD(0x01cc, PIN_INPUT_PULLUP, 7) /* (AD13) GPIO1_19 */ + >; + }; + + main_m2_pcie_mux_control: main-m2-pcie-mux-control-default-pins { + pinctrl-single,pins = < + AM65X_IOPAD(0x0148, PIN_INPUT_PULLUP, 7) /* (AG22) GPIO0_82 */ + AM65X_IOPAD(0x0160, PIN_INPUT_PULLUP, 7) /* (AE20) GPIO0_88 */ + AM65X_IOPAD(0x0164, PIN_INPUT_PULLUP, 7) /* (AF19) GPIO0_89 */ + >; + }; +}; + +&main_pmx1 { + main_pmx1_m2_config_pins_default: main-pmx1-m2-config-default-pins { + pinctrl-single,pins = < + AM65X_IOPAD(0x0018, PIN_INPUT_PULLUP, 7) /* (B22) GPIO1_88 */ + AM65X_IOPAD(0x001c, PIN_INPUT_PULLUP, 7) /* (C23) GPIO1_89 */ + >; + }; +}; + +&main_gpio0 { + pinctrl-names = "default"; + pinctrl-0 = <&main_m2_pcie_mux_control>; +}; + +&main_gpio1 { + pinctrl-names = "default"; + pinctrl-0 = + <&main_pcie_enable_pins_default>, + <&main_pmx0_m2_config_pins_default>, + <&main_pmx1_m2_config_pins_default>, + <&cp2102n_reset_pin_default>; +}; + +/* + * Base configuration for B-key slot with PCIe x2, E-key with USB 2.0 only. + * Firmware switches to other modes via device tree overlays. + */ + +&serdes0 { + assigned-clocks = <&k3_clks 153 4>, <&serdes0 AM654_SERDES_CMU_REFCLK>; + assigned-clock-parents = <&k3_clks 153 8>, <&k3_clks 153 4>; +}; + +&pcie0_rc { + pinctrl-names = "default"; + pinctrl-0 = <&main_bkey_pcie_reset>; + + num-lanes = <2>; + phys = <&serdes0 PHY_TYPE_PCIE 1>, <&serdes1 PHY_TYPE_PCIE 1>; + phy-names = "pcie-phy0","pcie-phy1"; + reset-gpios = <&main_gpio1 15 GPIO_ACTIVE_HIGH>; + status = "okay"; +}; + +&pcie1_rc { + status = "disabled"; +}; |