1// SPDX-License-Identifier: GPL-2.0+ 2/* 3 * Copyright (C) 2021 SiFive, Inc 4 */ 5 6#include <cache.h> 7#include <cpu_func.h> 8#include <log.h> 9#include <dm.h> 10#include <dm/device-internal.h> 11#include <dm/uclass-internal.h> 12 13#ifndef CONFIG_SPL_BUILD 14void enable_caches(void) 15{ 16 struct udevice *dev; 17 int ret; 18 19 /* Enable ways of ccache */ 20 ret = uclass_get_device_by_driver(UCLASS_CACHE, 21 DM_DRIVER_GET(sifive_ccache), 22 &dev); 23 if (ret) { 24 log_debug("Cannot enable cache ways"); 25 } else { 26 ret = cache_enable(dev); 27 if (ret) 28 log_debug("ccache enable failed"); 29 } 30} 31#else 32static inline void probe_cache_device(struct driver *driver, struct udevice *dev) 33{ 34 for (uclass_find_first_device(UCLASS_CACHE, &dev); 35 dev; 36 uclass_find_next_device(&dev)) { 37 if (dev->driver == driver) 38 device_probe(dev); 39 } 40} 41 42void enable_caches(void) 43{ 44 struct udevice *dev = NULL; 45 46 probe_cache_device(DM_DRIVER_GET(sifive_pl2), dev); 47} 48#endif /* !CONFIG_SPL_BUILD */ 49