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Diffstat (limited to 'plat/sun50iw1p1/scp/interfaces/arisc_standby.c')
-rw-r--r--plat/sun50iw1p1/scp/interfaces/arisc_standby.c286
1 files changed, 0 insertions, 286 deletions
diff --git a/plat/sun50iw1p1/scp/interfaces/arisc_standby.c b/plat/sun50iw1p1/scp/interfaces/arisc_standby.c
deleted file mode 100644
index d570ddf..0000000
--- a/plat/sun50iw1p1/scp/interfaces/arisc_standby.c
+++ /dev/null
@@ -1,286 +0,0 @@
-/*
- * drivers/arisc/interfaces/arisc_standby.c
- *
- * Copyright (c) 2012 Allwinner.
- * 2012-10-01 Written by superm (superm@allwinnertech.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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include "../arisc_i.h"
-
-/* record super-standby wakeup event */
-static unsigned long wakeup_event = 0;
-static unsigned long dram_crc_error = 0;
-static unsigned long dram_crc_total_count = 0;
-static unsigned long dram_crc_error_count = 0;
-
-/**
- * cpu operations.
- * @mpidr: cpu id;
- * @entrypoint: cpu resume entrypoint;
- * @cpu_state: cpu state;
- * @cluster_state: cluster state;
- *
- * return: result, 0 - cpu operations successed,
- * !0 - cpu operations failed;
- */
-int arisc_cpu_op(uint32_t mpidr, uint32_t entrypoint, arisc_power_state_t cpu_state,
- arisc_power_state_t cluster_state)
-{
- struct arisc_message *pmessage;
-
- /* allocate a message frame */
- pmessage = arisc_message_allocate(0);
- if (pmessage == NULL) {
- ARISC_ERR("allocate message for cpu op request failed\n");
- return -ENOMEM;
- }
-
- pmessage->type = ARISC_CPU_OP_REQ;
- pmessage->cb.handler = NULL;
- pmessage->cb.arg = NULL;
- pmessage->paras[0] = mpidr;
- pmessage->paras[1] = entrypoint;
- pmessage->paras[2] = cpu_state;
- pmessage->paras[3] = cluster_state;
- pmessage->state = ARISC_MESSAGE_INITIALIZED;
-
- /* send enter cpu operations request to arisc */
- arisc_hwmsgbox_send_message(pmessage, ARISC_SEND_MSG_TIMEOUT);
-
- return 0;
-}
-
- /**
- * system operations.
- * @state: system state;
- *
- * return: result, 0 - system operations successed,
- * !0 - system operations failed;
- */
-int arisc_system_op(arisc_system_state_t state)
-{
- struct arisc_message *pmessage;
-
- /* allocate a message frame */
- pmessage = arisc_message_allocate(0);
- if (pmessage == NULL) {
- ARISC_ERR("allocate message for sys op request failed\n");
- return -ENOMEM;
- }
-
- pmessage->type = ARISC_SYS_OP_REQ;
- pmessage->cb.handler = NULL;
- pmessage->cb.arg = NULL;
- pmessage->paras[0] = state;
- pmessage->state = ARISC_MESSAGE_INITIALIZED;
-
- /* send enter sys operations request to arisc */
- arisc_hwmsgbox_send_message(pmessage, ARISC_SEND_MSG_TIMEOUT);
-
- return 0;
-}
-
-/*
- * enter cpu idle.
- * @para: parameter for enter cpu idle.
- * para->flag: 0x01-clear pending, 0x10-enter cpuidle
- * para->resume_addr: the address cpu0 will run when exit idle
- *
- * return: result, 0 - super standby successed,
- * !0 - super standby failed;
- */
-int arisc_enter_cpuidle(arisc_cb_t cb, void *cb_arg, struct sunxi_enter_idle_para *para)
-{
- struct arisc_message *pmessage; /* allocate a message frame */
- pmessage = arisc_message_allocate(0);
- if (pmessage == NULL) {
- ARISC_ERR("allocate message for super-standby request failed\n");
- return -ENOMEM;
- }
- pmessage->type = ARISC_CPUIDLE_ENTER_REQ;
- pmessage->cb.handler = cb;
- pmessage->cb.arg = cb_arg;
- pmessage->state = ARISC_MESSAGE_INITIALIZED;
- pmessage->paras[0] = para->flags;
- pmessage->paras[1] = (unsigned long)para->resume_addr;
- arisc_hwmsgbox_send_message(pmessage, ARISC_SEND_MSG_TIMEOUT);
- return 0;
-}
-
-/**
- * query super-standby wakeup source.
- * @para: point of buffer to store wakeup event informations.
- *
- * return: result, 0 - query successed,
- * !0 - query failed;
- */
-int arisc_query_wakeup_source(uint32_t *event)
-{
- *event = wakeup_event;
-
- return 0;
-}
-
-/*
- * query super-standby infoation.
- * @para: point of array to store power states informations during sst.
- * @op: 0:read, 1:set
- *
- * return: result, 0 - query successed,
- * !0 - query failed;
- */
-int arisc_query_set_standby_info(struct standby_info_para *para, arisc_rw_type_e op)
-{
- struct arisc_message *pmsg;
- int result;
-
- /* allocate a message frame */
- pmsg = arisc_message_allocate(ARISC_MESSAGE_ATTR_HARDSYN);
- if (pmsg == NULL) {
- ARISC_ERR("allocate message for query standby info failed\n");
- return -ENOMEM;
- }
-
- /* check standby_info_para size valid or not */
- if (sizeof(struct standby_info_para) > sizeof(pmsg->paras)) {
- ARISC_ERR("standby info parameters number too long\n");
- return -EINVAL;
- }
-
- /* initialize message */
- pmsg->type = ARISC_STANDBY_INFO_REQ;
- pmsg->cb.handler = NULL;
- pmsg->cb.arg = NULL;
- pmsg->private = (void *)op;
- if (ARISC_WRITE == op) {
- memcpy((void *)pmsg->paras, (const void *)para, sizeof(struct standby_info_para));
- }
- pmsg->state = ARISC_MESSAGE_INITIALIZED;
-
- /* send query sst info request to arisc */
- arisc_hwmsgbox_send_message(pmsg, ARISC_SEND_MSG_TIMEOUT);
- if (ARISC_READ == op)
- memcpy((void *)para, (void *)pmsg->paras, sizeof(struct standby_info_para));
-
- /* free message */
- result = pmsg->result;
- arisc_message_free(pmsg);
-
- return result;
-}
-
-/*
- * query super-standby dram crc result.
- * @para: point of buffer to store dram crc result informations.
- *
- * return: result, 0 - query successed,
- * !0 - query failed;
- */
-int arisc_query_dram_crc_result(unsigned long *perror, unsigned long *ptotal_count,
- unsigned long *perror_count)
-{
- *perror = dram_crc_error;
- *ptotal_count = dram_crc_total_count;
- *perror_count = dram_crc_error_count;
-
- return 0;
-}
-
-int arisc_set_dram_crc_result(unsigned long error, unsigned long total_count,
- unsigned long error_count)
-{
- dram_crc_error = error;
- dram_crc_total_count = total_count;
- dram_crc_error_count = error_count;
-
- return 0;
-}
-
-/**
- * notify arisc cpux restored.
- * @para: none.
- *
- * return: result, 0 - notify successed, !0 - notify failed;
- */
-int arisc_cpux_ready_notify(void)
-{
- struct arisc_message *pmessage;
-
- /* notify hwspinlock and hwmsgbox resume first */
- arisc_hwmsgbox_standby_resume();
- arisc_hwspinlock_standby_resume();
-
- /* allocate a message frame */
- pmessage = arisc_message_allocate(ARISC_MESSAGE_ATTR_HARDSYN);
- if (pmessage == NULL) {
- ARISC_WRN("allocate message failed\n");
- return -ENOMEM;
- }
-
- /* initialize message */
- pmessage->type = ARISC_SSTANDBY_RESTORE_NOTIFY;
- pmessage->state = ARISC_MESSAGE_INITIALIZED;
-
- arisc_hwmsgbox_send_message(pmessage, ARISC_SEND_MSG_TIMEOUT);
-
- /* record wakeup event */
- wakeup_event = pmessage->paras[0];
- if (arisc_debug_dram_crc_en) {
- dram_crc_error = pmessage->paras[1];
- dram_crc_total_count++;
- dram_crc_error_count += (dram_crc_error ? 1 : 0);
- }
-
- /* free message */
- arisc_message_free(pmessage);
-
- return 0;
-}
-
-int arisc_config_ir_paras(uint32_t ir_code, uint32_t ir_addr)
-{
- int result = 0;
- struct arisc_message *pmessage;
-
- /* allocate a message frame */
- pmessage = arisc_message_allocate(ARISC_MESSAGE_ATTR_HARDSYN);
- if (pmessage == NULL) {
- ARISC_WRN("allocate message failed\n");
- return -ENOMEM;
- }
- /* initialize message */
- pmessage->type = ARISC_SET_IR_PARAS;
- pmessage->paras[0] = ir_code;
- pmessage->paras[1] = ir_addr;
- pmessage->state = ARISC_MESSAGE_INITIALIZED;
- pmessage->cb.handler = NULL;
- pmessage->cb.arg = NULL;
-
- ARISC_INF("ir power key:0x%x, addr:0x%x\n", ir_code, ir_addr);
-
- /* send request message */
- arisc_hwmsgbox_send_message(pmessage, ARISC_SEND_MSG_TIMEOUT);
- if (pmessage->result) {
- ARISC_WRN("config ir power key code [%d] fail\n", pmessage->paras[0]);
- result = -EINVAL;
- }
-
- /* free allocated message */
- arisc_message_free(pmessage);
-
- return result;
-}
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