From 1c805b3d008a98a5a15112b0655ba14b42dbae67 Mon Sep 17 00:00:00 2001 From: Joel Challis Date: Thu, 22 Aug 2019 15:27:18 +0100 Subject: Relocate pca9555 driver to core (#6563) * Move pca9555 files to central location * Get pca9555 boards compiling * Slight alignment of rules.mk --- keyboards/xd84/pca9555.c | 78 ------------------------------------------------ 1 file changed, 78 deletions(-) delete mode 100644 keyboards/xd84/pca9555.c (limited to 'keyboards/xd84/pca9555.c') diff --git a/keyboards/xd84/pca9555.c b/keyboards/xd84/pca9555.c deleted file mode 100644 index b0e542d8de..0000000000 --- a/keyboards/xd84/pca9555.c +++ /dev/null @@ -1,78 +0,0 @@ -/* Copyright 2019 - * - * 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 . - */ -#include "i2c_master.h" -#include "pca9555.h" - -#include "debug.h" - -#define SLAVE_TO_ADDR(n) (n << 1) -#define TIMEOUT 100 - -enum { - CMD_INPUT_0 = 0, - CMD_INPUT_1, - CMD_OUTPUT_0, - CMD_OUTPUT_1, - CMD_INVERSION_0, - CMD_INVERSION_1, - CMD_CONFIG_0, - CMD_CONFIG_1, -}; - -void pca9555_init(uint8_t slave_addr) { - static uint8_t s_init = 0; - if (!s_init) { - i2c_init(); - - s_init = 1; - } - - // TODO: could check device connected - // i2c_start(SLAVE_TO_ADDR(slave) | I2C_WRITE); - // i2c_stop(); -} - -void pca9555_set_config(uint8_t slave_addr, uint8_t port, uint8_t conf) { - uint8_t addr = SLAVE_TO_ADDR(slave_addr); - uint8_t cmd = port ? CMD_CONFIG_1 : CMD_CONFIG_0; - - i2c_status_t ret = i2c_writeReg(addr, cmd, &conf, sizeof(conf), TIMEOUT); - if (ret != I2C_STATUS_SUCCESS) { - print("pca9555_set_config::FAILED\n"); - } -} - -void pca9555_set_output(uint8_t slave_addr, uint8_t port, uint8_t conf) { - uint8_t addr = SLAVE_TO_ADDR(slave_addr); - uint8_t cmd = port ? CMD_OUTPUT_1 : CMD_OUTPUT_0; - - i2c_status_t ret = i2c_writeReg(addr, cmd, &conf, sizeof(conf), TIMEOUT); - if (ret != I2C_STATUS_SUCCESS) { - print("pca9555_set_output::FAILED\n"); - } -} - -uint8_t pca9555_readPins(uint8_t slave_addr, uint8_t port) { - uint8_t addr = SLAVE_TO_ADDR(slave_addr); - uint8_t cmd = port ? CMD_INPUT_1 : CMD_INPUT_0; - - uint8_t data = 0; - i2c_status_t ret = i2c_readReg(addr, cmd, &data, sizeof(data), TIMEOUT); - if (ret != I2C_STATUS_SUCCESS) { - print("pca9555_readPins::FAILED\n"); - } - return data; -} -- cgit v1.2.3