diff options
Diffstat (limited to 'plat/fvp/drivers/pwrc/fvp_pwrc.c')
-rw-r--r-- | plat/fvp/drivers/pwrc/fvp_pwrc.c | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/plat/fvp/drivers/pwrc/fvp_pwrc.c b/plat/fvp/drivers/pwrc/fvp_pwrc.c deleted file mode 100644 index 0497c2b8..00000000 --- a/plat/fvp/drivers/pwrc/fvp_pwrc.c +++ /dev/null @@ -1,109 +0,0 @@ -/* - * Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * Redistributions of source code must retain the above copyright notice, this - * list of conditions and the following disclaimer. - * - * Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * Neither the name of ARM nor the names of its contributors may be used - * to endorse or promote products derived from this software without specific - * prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#include <bakery_lock.h> -#include <mmio.h> -#include "../../fvp_def.h" -#include "../../fvp_private.h" -#include "fvp_pwrc.h" - -/* - * TODO: Someday there will be a generic power controller api. At the moment - * each platform has its own pwrc so just exporting functions is fine. - */ -#if USE_COHERENT_MEM -static bakery_lock_t pwrc_lock __attribute__ ((section("tzfw_coherent_mem"))); -#define LOCK_ARG &pwrc_lock -#else -#define LOCK_ARG FVP_PWRC_BAKERY_ID -#endif - -unsigned int fvp_pwrc_get_cpu_wkr(unsigned long mpidr) -{ - return PSYSR_WK(fvp_pwrc_read_psysr(mpidr)); -} - -unsigned int fvp_pwrc_read_psysr(unsigned long mpidr) -{ - unsigned int rc; - fvp_lock_get(LOCK_ARG); - mmio_write_32(PWRC_BASE + PSYSR_OFF, (unsigned int) mpidr); - rc = mmio_read_32(PWRC_BASE + PSYSR_OFF); - fvp_lock_release(LOCK_ARG); - return rc; -} - -void fvp_pwrc_write_pponr(unsigned long mpidr) -{ - fvp_lock_get(LOCK_ARG); - mmio_write_32(PWRC_BASE + PPONR_OFF, (unsigned int) mpidr); - fvp_lock_release(LOCK_ARG); -} - -void fvp_pwrc_write_ppoffr(unsigned long mpidr) -{ - fvp_lock_get(LOCK_ARG); - mmio_write_32(PWRC_BASE + PPOFFR_OFF, (unsigned int) mpidr); - fvp_lock_release(LOCK_ARG); -} - -void fvp_pwrc_set_wen(unsigned long mpidr) -{ - fvp_lock_get(LOCK_ARG); - mmio_write_32(PWRC_BASE + PWKUPR_OFF, - (unsigned int) (PWKUPR_WEN | mpidr)); - fvp_lock_release(LOCK_ARG); -} - -void fvp_pwrc_clr_wen(unsigned long mpidr) -{ - fvp_lock_get(LOCK_ARG); - mmio_write_32(PWRC_BASE + PWKUPR_OFF, - (unsigned int) mpidr); - fvp_lock_release(LOCK_ARG); -} - -void fvp_pwrc_write_pcoffr(unsigned long mpidr) -{ - fvp_lock_get(LOCK_ARG); - mmio_write_32(PWRC_BASE + PCOFFR_OFF, (unsigned int) mpidr); - fvp_lock_release(LOCK_ARG); -} - -/* Nothing else to do here apart from initializing the lock */ -int fvp_pwrc_setup(void) -{ - fvp_lock_init(LOCK_ARG); - - return 0; -} - - - |