/* * Copyright (c) 2019 Vestas Wind Systems A/S * * Based on clock_control_mcux_sim.c, which is: * Copyright (c) 2017, NXP * * SPDX-License-Identifier: Apache-2.0 */ #define DT_DRV_COMPAT nxp_kinetis_mcg #include #include #include #include #define LOG_LEVEL CONFIG_CLOCK_CONTROL_LOG_LEVEL #include LOG_MODULE_REGISTER(clock_control_mcg); static int mcux_mcg_on(struct device *dev, clock_control_subsys_t sub_system) { return 0; } static int mcux_mcg_off(struct device *dev, clock_control_subsys_t sub_system) { return 0; } static int mcux_mcg_get_rate(struct device *dev, clock_control_subsys_t sub_system, u32_t *rate) { clock_name_t clock_name; switch ((u32_t) sub_system) { case KINETIS_MCG_FIXED_FREQ_CLK: clock_name = kCLOCK_McgFixedFreqClk; break; default: LOG_ERR("Unsupported clock name"); return -EINVAL; break; } *rate = CLOCK_GetFreq(clock_name); return 0; } static int mcux_mcg_init(struct device *dev) { return 0; } static const struct clock_control_driver_api mcux_mcg_driver_api = { .on = mcux_mcg_on, .off = mcux_mcg_off, .get_rate = mcux_mcg_get_rate, }; DEVICE_AND_API_INIT(mcux_mcg, DT_INST_LABEL(0), &mcux_mcg_init, NULL, NULL, PRE_KERNEL_1, CONFIG_KERNEL_INIT_PRIORITY_DEVICE, &mcux_mcg_driver_api);