| # Copyright (c) 2023 Antmicro <www.antmicro.com> |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| description: | |
| GPIO pins exposed on Ambiq Apollo4p EVB headers |
| |
| The Ambiq Apollo4p EVB layout provides 5x16 and 1x20 pin headers. |
| |
| The binding provides a nexus mapping for these pins as depicted below. |
| |
| J7 J12 |
| |
| VDD_MCU - VDD_MCU - GPIO22 22 GND - |
| VDD_EXT - VDD_EXT - GPIO23 23 GPIO24 24 |
| nRST - GND - VDD_MCU - GND - |
| VDD_EXT - VDD_EXT - GND - GPIO64 64 |
| VDD_5V - VDD_5V - GPIO61 61 GPIO65 65 |
| GND - GND - GPIO63 63 GPIO66 66 |
| GND - GPIO100 100 GPIO62 62 GPIO67 67 |
| VDDH2 - GPIO97 97 GPIO47 47 GPIO68 68 |
| GPIO49 49 GPIO69 69 |
| J9 GPIO48 48 GPIO70 70 |
| |
| GPIO19 19 GPIO96 96 J11 |
| GPIO18 18 GPIO95 95 |
| GPIO17 17 GPIO98 98 GPIO53 53 GPIO71 71 |
| GPIO16 16 GPIO99 99 GPIO52 52 GPIO72 72 |
| GPIO15 15 GPIO102 102 GPIO91 91 GPIO73 73 |
| GPIO14 14 GPIO34 34 GPIO90 90 GPIO93 93 |
| GPIO13 13 GPIO35 35 GPIO11 11 GPIO92 92 |
| GPIO12 12 GPIO36 36 GPIO10 10 GPIO33 33 |
| GPIO8 8 GPIO32 32 |
| GPIO9 9 GPIO31 31 |
| |
| J10 |
| |
| GPIO28 28 GPIO60 60 |
| GPIO30 30 GPIO59 59 |
| GPIO94 94 GPIO58 58 |
| GPIO55 55 GPIO7 7 |
| GPIO0 0 GPIO54 54 |
| GPIO51 51 GPIO1 1 |
| GPIO2 2 GPIO50 50 |
| GPIO3 3 GPIO4 4 |
| |
| Voltage Header |
| |
| VDD_EXT - VDD_5V - |
| GND - GND - |
| BIAS - BIAS - |
| GND - AUDA - |
| GND - GND - |
| D1P - DON - |
| D1N - DOP - |
| GND - GND - |
| |
| compatible: "ambiq-header" |
| |
| include: [gpio-nexus.yaml, base.yaml] |
