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Move driver to core (#15944)

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Joel Challis 2022-02-09 00:07:42 +00:00 committed by GitHub
parent 2e279f1b88
commit 74e8a71768
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4 changed files with 72 additions and 52 deletions
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24
keyboards/viktus/sp111/mcp23018.c → drivers/gpio/mcp23018.c
View file

@ -1,18 +1,6 @@
/* Copyright 2020 zvecr<git@zvecr.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// Copyright 2022 zvecr<git@zvecr.com>
// SPDX-License-Identifier: GPL-2.0-or-later
#include "mcp23018.h"
#include "i2c_master.h"
#include "wait.h"
@ -40,7 +28,7 @@ void mcp23018_init(uint8_t addr) {
}
}
bool mcp23018_set_config(uint8_t slave_addr, uint8_t port, uint8_t conf) {
bool mcp23018_set_config(uint8_t slave_addr, mcp23018_port_t port, uint8_t conf) {
uint8_t addr = SLAVE_TO_ADDR(slave_addr);
uint8_t cmdDirection = port ? CMD_IODIRB : CMD_IODIRA;
uint8_t cmdPullup = port ? CMD_GPPUB : CMD_GPPUA;
@ -60,7 +48,7 @@ bool mcp23018_set_config(uint8_t slave_addr, uint8_t port, uint8_t conf) {
return true;
}
bool mcp23018_set_output(uint8_t slave_addr, uint8_t port, uint8_t conf) {
bool mcp23018_set_output(uint8_t slave_addr, mcp23018_port_t port, uint8_t conf) {
uint8_t addr = SLAVE_TO_ADDR(slave_addr);
uint8_t cmd = port ? CMD_GPIOB : CMD_GPIOA;
@ -86,7 +74,7 @@ bool mcp23018_set_output_all(uint8_t slave_addr, uint8_t confA, uint8_t confB) {
return true;
}
bool mcp23018_readPins(uint8_t slave_addr, uint8_t port, uint8_t* out) {
bool mcp23018_readPins(uint8_t slave_addr, mcp23018_port_t port, uint8_t* out) {
uint8_t addr = SLAVE_TO_ADDR(slave_addr);
uint8_t cmd = port ? CMD_GPIOB : CMD_GPIOA;

65
drivers/gpio/mcp23018.h Normal file
View file

@ -0,0 +1,65 @@
// Copyright 2022 zvecr<git@zvecr.com>
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <stdint.h>
#include <stdbool.h>
/**
* Port ID
*/
typedef enum {
mcp23018_PORTA,
mcp23018_PORTB,
} mcp23018_port_t;
/**
* Helpers for set_config
*/
enum {
ALL_OUTPUT = 0,
ALL_INPUT = 0xFF,
};
/**
* Helpers for set_output
*/
enum {
ALL_LOW = 0,
ALL_HIGH = 0xFF,
};
/**
* Init expander and any other dependent drivers
*/
void mcp23018_init(uint8_t slave_addr);
/**
* Configure input/output to a given port
*/
bool mcp23018_set_config(uint8_t slave_addr, mcp23018_port_t port, uint8_t conf);
/**
* Write high/low to a given port
*/
bool mcp23018_set_output(uint8_t slave_addr, mcp23018_port_t port, uint8_t conf);
/**
* Write high/low to both ports sequentially
*
* - slightly faster than multiple set_output
*/
bool mcp23018_set_output_all(uint8_t slave_addr, uint8_t confA, uint8_t confB);
/**
* Read state of a given port
*/
bool mcp23018_readPins(uint8_t slave_addr, mcp23018_port_t port, uint8_t* ret);
/**
* Read state of both ports sequentially
*
* - slightly faster than multiple readPins
*/
bool mcp23018_readPins_all(uint8_t slave_addr, uint16_t* ret);

34
keyboards/viktus/sp111/mcp23018.h
View file

@ -1,34 +0,0 @@
/* Copyright 2020 zvecr<git@zvecr.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#define mcp23018_PORTA 0
#define mcp23018_PORTB 1
#define ALL_OUTPUT 0
#define ALL_INPUT 0xFF
#define ALL_LOW 0
#define ALL_HIGH 0xFF
void mcp23018_init(uint8_t addr);
bool mcp23018_set_config(uint8_t slave_addr, uint8_t port, uint8_t conf);
bool mcp23018_set_output(uint8_t slave_addr, uint8_t port, uint8_t conf);
bool mcp23018_set_output_all(uint8_t slave_addr, uint8_t confA, uint8_t confB);
bool mcp23018_readPins(uint8_t slave_addraddr, uint8_t port, uint8_t* ret);
bool mcp23018_readPins_all(uint8_t slave_addr, uint16_t* ret);

1
keyboards/viktus/sp111/rules.mk
View file

@ -22,5 +22,6 @@ LTO_ENABLE = yes # Smaller (and slightly faster) firmware
# custom matrix setup
CUSTOM_MATRIX = lite
VPATH += drivers/gpio
SRC += mcp23018.c matrix.c
QUANTUM_LIB_SRC += i2c_master.c