Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Generic Pin Configuration - Pin Control Subsystem

Avatar for Matheus Castello Matheus Castello
August 25, 2018
Technology
230
0

Generic Pin Configuration - Pin Control Subsystem

Avatar for Matheus Castello

Matheus Castello

August 25, 2018

More Decks by Matheus Castello

See All by Matheus Castello
.NET Core IoT para Linux Embarcado com Containers
Avatar for Matheus Castello microhobby
0
84
Using Debian Containers For Cross Development
Avatar for Matheus Castello microhobby
0
52
Linux Embarcado com Raspberry Pi
Avatar for Matheus Castello microhobby
0
210
Javascript em Sistemas Embarcados / IoT
Avatar for Matheus Castello microhobby
0
61
Para seu Próximo Projeto IoT - Android Things ou Linux Embarcado?
Avatar for Matheus Castello microhobby
0
140
Kernel Linux Pin Control Subsystem
Avatar for Matheus Castello microhobby
0
240

Other Decks in Technology

See All in Technology
ワールドカフェ再び、そしてゴール・ルール・ロール・ツール / World Café Revisited, and the Goals-Rules-Roles-Tools
Avatar for Kenji Saito ks91
PRO
0
180
JaSSTに関わることで変わった人生観 #jasstnano
Avatar for Makky makky_tyuyan
0
140
AI時代に、 データアナリストがデータエンジニアに異動して
Avatar for jackojacko_ jackojacko_
0
1k
エンタープライズの厳格な制約を開発者に意識させない：クラウドネイティブ開発基盤設計/cloudnative-kaigi-golden-path
Avatar for みずほリサーチ&テクノロジーズ株式会社 先端技術研究部 mhrtech
0
450
Loadbalancing exporter internals
Avatar for ymotongpoo ymotongpoo
1
110
可視化から活用へ — Mesh化・Segmentation・アライメントの研究動向
Avatar for GPU UNITE gpuunite_official
0
230
20260515 ログイン機能だけではないアカウント管理を全体で考える～サービス設計者向け～
Avatar for OpenID Foundation Japan oidfj
1
800
TSKaigi 2026 - enumよ、さようなら
Avatar for teamLab teamlab
PRO
1
120
Swift Sequence の便利 API 再発見
Avatar for treastrain / Tanaka Ryoga treastrain
1
290
RedmineをAIで効率的に使う検証
Avatar for Takayuki Yoshioka yoshiokacb
0
150
React Compiler導入から21ヶ月、いま始めるならこうやる
Avatar for Tatsuya Asami astatsuya
2
260
Sansan Engineering Unit 紹介資料
Avatar for Sansan, Inc. sansan33
PRO
1
4.5k

Featured

See All Featured
HU Berlin: Industrial-Strength Natural Language Processing with spaCy and Prodigy
Avatar for Ines Montani inesmontani
PRO
0
380
Exploring anti-patterns in Rails
Avatar for Elle Meredith aemeredith
3
360
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
Avatar for Kevin Liebholz kevinliebholz
37
6.4k
Sharpening the Axe: The Primacy of Toolmaking
Avatar for Bryan Cantrill bcantrill
46
2.8k
The Spectacular Lies of Maps
Avatar for Per Axbom axbom
PRO
1
750
Balancing Empowerment & Direction
Avatar for Lara Hogan lara
6
1.1k
Leading Effective Engineering Teams in the AI Era
Avatar for Addy Osmani addyosmani
9
1.9k
Information Architects: The Missing Link in Design Systems
Avatar for Michelle Chin soysaucechin
0
930
Getting science done with accelerated Python computing platforms
Avatar for Jacob Tomlinson jacobtomlinson
2
200
What the history of the web can teach us about the future of AI
Avatar for Ines Montani inesmontani
PRO
1
560
Being A Developer After 40
Avatar for Adrian Kosmaczewski akosma
91
590k
The Web Performance Landscape in 2024 [PerfNow 2024]
Avatar for Tammy Everts tammyeverts
12
1.1k

Transcript

  1. GENERIC PIN CONFIGURATION PIN CONTROL SUBSYSTEM Matheus Castello [email protected]

  2. MATHEUS DE BARROS CASTELLO 27 year old, BS in Computer

    Science System SW Engineer at SIDIA since 2015 Linux Kernel Developer - pinctrl-bcm2835 contributions Maker Enthusiast in Spare Time WHO I AM ?
  3. None

  4. GENERIC PIN CONFIGURATION? PIN CONFIGURATION AND MULTIPLEXING PIN CONTROL SUBSYSTEM?

    DEVICE TREE BINDINGS?

  5. PIN CONFIGURATION HOW KERNEL KNOW PERIPHERALS THAT ARE CONNECTED ?

  6. PIN CONFIGURATION PC ARCHITECTURE - AUTO ENUMERATION BUS

  7. PIN CONFIGURATION? EMBEDDED SYSTEMS - PERIPHERALS DIRECT CONNECTED TO GPIO

  8. DEVICE TREE DEVICE TREE DESCRIBE HARDWARE TO KERNEL

  9. DEVICE TREE

  10. GPIO - PIN CONFIGURATION AND MULTIPLEXING PIN CONFIGURATION AND MULTIPLEXING

  11. PIN CONFIGURATION AND MULTIPLEXING GPIO - GENERAL PURPOSE INPUT OUTPUT

  12. SETTING UP GPIO PIN CONFIGURATION AND MULTIPLEXING PIN MULTIPLEXING PIN

    CONFIGURATION

  13. SETTING UP GPIO PIN CONFIGURATION AND MULTIPLEXING PIN CONTROL SUBSYSTEM

  14. PIN CONTROL DEVICE TREE BINDINGS DEFINE PIN CONTROL PROPERTIES Documentation/device-tre/bindings/pinctrl/brcm,bcm2835.txt

  15. PIN CONTROL PARSE DEVICE TREE PINCTRL BINDINGS - APPLY IT

    IN CHIP REGISTERS drivers/pinctrl/bcm/pinctrl-bcm2835.c PARSE PINCTRL BINDINGS WRITE PIN CONF REGISTERS WRITE PIN MUX REGISTERS

  16. REAL TESTING - SOUND CLAP DEVICE EXAMPLE OF USE IN

    DEVICE DRIVE

  17. PINCTRL LIVE TEST CHANGING SOME DEVICE TREE

  18. GENERIC PIN CONFIGURATION? HOUSE OF MOTHER JOAN

  19. GENERIC PIN CONFIGURATION KEEPING PINCTRL SUSBSYSTEM SYNERGY

  20. GENERIC PIN CONFIGURATION KEEPING PINCTRL SUSBSYSTEM SYNERGY

  21. GENERIC PIN CONFIGURATION KEEPING PINCTRL SUSBSYSTEM SYNERGY

  22. GENERIC PIN CONFIGURATION KEEPING PINCTRL SUSBSYSTEM EASY

  23. GENERIC PIN CONFIGURATION KEEPING PINCTRL SUSBSYSTEM EASY

  24. GENERIC PIN CONFIGURATION EACH VENDOR HAVE YOUR WAY TO APPLY

    MAPPED DATA

  25. GENERIC PIN CONFIGURATION EACH VENDOR HAVE YOUR WAY TO APPLY

    MAPPED DATA

  26. PINCTRL LIVE TEST CHANGING SOME DEVICE TREE

  27. Q&A

  28. Matheus Castello [email protected] THANK YOU