1// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) 2/* 3 * Copyright (c) STMicroelectronics 2019 - All Rights Reserved 4 * Copyright (c) 2020 Engicam srl 5 * Copyright (c) 2020 Amarula Solutions(India) 6 */ 7 8/ { 9 compatible = "engicam,microgea-stm32mp1", "st,stm32mp157"; 10 11 memory@c0000000 { 12 device_type = "memory"; 13 reg = <0xc0000000 0x10000000>; 14 }; 15 16 reserved-memory { 17 #address-cells = <1>; 18 #size-cells = <1>; 19 ranges; 20 21 mcuram2: mcuram2@10000000 { 22 compatible = "shared-dma-pool"; 23 reg = <0x10000000 0x40000>; 24 no-map; 25 }; 26 27 vdev0vring0: vdev0vring0@10040000 { 28 compatible = "shared-dma-pool"; 29 reg = <0x10040000 0x1000>; 30 no-map; 31 }; 32 33 vdev0vring1: vdev0vring1@10041000 { 34 compatible = "shared-dma-pool"; 35 reg = <0x10041000 0x1000>; 36 no-map; 37 }; 38 39 vdev0buffer: vdev0buffer@10042000 { 40 compatible = "shared-dma-pool"; 41 reg = <0x10042000 0x4000>; 42 no-map; 43 }; 44 45 mcuram: mcuram@30000000 { 46 compatible = "shared-dma-pool"; 47 reg = <0x30000000 0x40000>; 48 no-map; 49 }; 50 51 retram: retram@38000000 { 52 compatible = "shared-dma-pool"; 53 reg = <0x38000000 0x10000>; 54 no-map; 55 }; 56 }; 57 58 vin: regulator-vin { 59 compatible = "regulator-fixed"; 60 regulator-name = "vin"; 61 regulator-min-microvolt = <5000000>; 62 regulator-max-microvolt = <5000000>; 63 regulator-always-on; 64 }; 65 66 vddcore: regulator-vddcore { 67 compatible = "regulator-fixed"; 68 regulator-name = "vddcore"; 69 regulator-min-microvolt = <1200000>; 70 regulator-max-microvolt = <1200000>; 71 regulator-always-on; 72 vin-supply = <&vin>; 73 }; 74 75 vdd: regulator-vdd { 76 compatible = "regulator-fixed"; 77 regulator-name = "vdd"; 78 regulator-min-microvolt = <3300000>; 79 regulator-max-microvolt = <3300000>; 80 regulator-always-on; 81 vin-supply = <&vin>; 82 }; 83 84 vddq_ddr: regulator-vddq-ddr { 85 compatible = "regulator-fixed"; 86 regulator-name = "vddq_ddr"; 87 regulator-min-microvolt = <1350000>; 88 regulator-max-microvolt = <1350000>; 89 regulator-always-on; 90 vin-supply = <&vin>; 91 }; 92}; 93 94&dts { 95 status = "okay"; 96}; 97 98&fmc { 99 pinctrl-names = "default", "sleep"; 100 pinctrl-0 = <&fmc_pins_a>; 101 pinctrl-1 = <&fmc_sleep_pins_a>; 102 status = "okay"; 103 104 nand-controller@4,0 { 105 status = "okay"; 106 107 nand@0 { 108 reg = <0>; 109 nand-on-flash-bbt; 110 #address-cells = <1>; 111 #size-cells = <1>; 112 }; 113 }; 114}; 115 116&ipcc { 117 status = "okay"; 118}; 119 120&iwdg2 { 121 timeout-sec = <32>; 122 status = "okay"; 123}; 124 125&m4_rproc { 126 memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>, 127 <&vdev0vring1>, <&vdev0buffer>; 128 mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>; 129 mbox-names = "vq0", "vq1", "shutdown"; 130 interrupt-parent = <&exti>; 131 interrupts = <68 1>; 132 status = "okay"; 133}; 134 135&rng1 { 136 status = "okay"; 137}; 138 139&rtc { 140 status = "okay"; 141}; 142 143&vrefbuf { 144 regulator-min-microvolt = <2500000>; 145 regulator-max-microvolt = <2500000>; 146 vdda-supply = <&vdd>; 147 status = "okay"; 148}; 149