oleavr-rgl-a500-mini-linux-.../drivers/soc/allwinner/pm_legacy/mem_cci400.c
Ole André Vadla Ravnås 169c65d57e Initial commit
2022-05-07 01:01:45 +02:00

386 lines
16 KiB
C

/*
* Copyright (c) 2007-2017 Allwinnertech Co., Ltd.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
*/
/*
*********************************************************************************************************
* LINUX-KERNEL
* AllWinner Linux Platform Develop Kits
* Kernel Module
*
* (c) Copyright 2006-2011, kevin.z China
* All Rights Reserved
*
* File : mem_cci400.c
* By : gq.yang
* Version : v1.0
* Date : 2012-11-3 20:13
* Descript: interrupt for platform mem
* Update : date auther ver notes
*********************************************************************************************************
*/
#include "pm_i.h"
#ifdef CONFIG_ARCH_SUN9IW1P1
/*
*********************************************************************************************************
* MEM cci400 SAVE
*
* Description: mem cci400_state save.
*
* Arguments : none.
*
* Returns : 0/-1;
*********************************************************************************************************
*/
__s32 mem_cci400_save(struct cci400_state *cci_state)
{
int i = 0;
cci_state->cci_reg = (cci_reg_list_t *) IO_ADDRESS(SUNXI_CCI400_PBASE);
cci_state->cci_reg_backup[0] = cci_state->cci_reg->ctrl_override_reg;
cci_state->cci_reg_backup[1] = cci_state->cci_reg->spec_ctrl_reg;
cci_state->cci_reg_backup[2] = cci_state->cci_reg->secure_acc_reg;
cci_state->cci_reg_backup[3] = cci_state->cci_reg->status_reg;
cci_state->cci_reg_backup[4] = cci_state->cci_reg->imprecise_err_reg;
cci_state->cci_reg_backup[5] = cci_state->cci_reg->pmcr_reg;
cci_state->cci_reg_backup[6] =
cci_state->cci_reg->component_peripheral_reg[0];
cci_state->cci_reg_backup[7] =
cci_state->cci_reg->component_peripheral_reg[1];
cci_state->cci_reg_backup[8] =
cci_state->cci_reg->component_peripheral_reg[2];
cci_state->cci_reg_backup[9] =
cci_state->cci_reg->component_peripheral_reg[3];
cci_state->cci_reg_backup[10] =
cci_state->cci_reg->component_peripheral_reg[4];
cci_state->cci_reg_backup[11] =
cci_state->cci_reg->component_peripheral_reg[5];
cci_state->cci_reg_backup[12] =
cci_state->cci_reg->component_peripheral_reg[6];
cci_state->cci_reg_backup[13] =
cci_state->cci_reg->component_peripheral_reg[7];
cci_state->cci_reg_backup[14] =
cci_state->cci_reg->component_peripheral_reg[8];
cci_state->cci_reg_backup[15] =
cci_state->cci_reg->component_peripheral_reg[9];
cci_state->cci_reg_backup[16] =
cci_state->cci_reg->component_peripheral_reg[10];
cci_state->cci_reg_backup[17] =
cci_state->cci_reg->component_peripheral_reg[11];
cci_state->cci_reg_backup[18] =
cci_state->cci_reg->s_inf[0].snoop_ctrl_reg;
cci_state->cci_reg_backup[19] =
cci_state->cci_reg->s_inf[0].share_override_reg;
cci_state->cci_reg_backup[20] =
cci_state->cci_reg->s_inf[0].rd_channel_qos_val_reg;
cci_state->cci_reg_backup[21] =
cci_state->cci_reg->s_inf[0].wr_channel_qos_val_reg;
cci_state->cci_reg_backup[22] =
cci_state->cci_reg->s_inf[0].qos_ctrl_reg;
cci_state->cci_reg_backup[23] = cci_state->cci_reg->s_inf[0].max_ot_reg;
cci_state->cci_reg_backup[24] =
cci_state->cci_reg->s_inf[0].regu_target_reg;
cci_state->cci_reg_backup[25] =
cci_state->cci_reg->s_inf[0].qos_regu_scale_factor_reg;
cci_state->cci_reg_backup[26] =
cci_state->cci_reg->s_inf[0].qos_range_reg;
cci_state->cci_reg_backup[27] =
cci_state->cci_reg->s_inf[1].snoop_ctrl_reg;
cci_state->cci_reg_backup[28] =
cci_state->cci_reg->s_inf[1].share_override_reg;
cci_state->cci_reg_backup[29] =
cci_state->cci_reg->s_inf[1].rd_channel_qos_val_reg;
cci_state->cci_reg_backup[30] =
cci_state->cci_reg->s_inf[1].wr_channel_qos_val_reg;
cci_state->cci_reg_backup[31] =
cci_state->cci_reg->s_inf[1].qos_ctrl_reg;
cci_state->cci_reg_backup[32] = cci_state->cci_reg->s_inf[1].max_ot_reg;
cci_state->cci_reg_backup[33] =
cci_state->cci_reg->s_inf[1].regu_target_reg;
cci_state->cci_reg_backup[34] =
cci_state->cci_reg->s_inf[1].qos_regu_scale_factor_reg;
cci_state->cci_reg_backup[35] =
cci_state->cci_reg->s_inf[1].qos_range_reg;
cci_state->cci_reg_backup[36] =
cci_state->cci_reg->s_inf[2].snoop_ctrl_reg;
cci_state->cci_reg_backup[37] =
cci_state->cci_reg->s_inf[2].share_override_reg;
cci_state->cci_reg_backup[38] =
cci_state->cci_reg->s_inf[2].rd_channel_qos_val_reg;
cci_state->cci_reg_backup[39] =
cci_state->cci_reg->s_inf[2].wr_channel_qos_val_reg;
cci_state->cci_reg_backup[40] =
cci_state->cci_reg->s_inf[2].qos_ctrl_reg;
cci_state->cci_reg_backup[41] = cci_state->cci_reg->s_inf[2].max_ot_reg;
cci_state->cci_reg_backup[42] =
cci_state->cci_reg->s_inf[2].regu_target_reg;
cci_state->cci_reg_backup[43] =
cci_state->cci_reg->s_inf[2].qos_regu_scale_factor_reg;
cci_state->cci_reg_backup[44] =
cci_state->cci_reg->s_inf[2].qos_range_reg;
cci_state->cci_reg_backup[45] =
cci_state->cci_reg->s_inf[3].snoop_ctrl_reg;
cci_state->cci_reg_backup[46] =
cci_state->cci_reg->s_inf[3].share_override_reg;
cci_state->cci_reg_backup[47] =
cci_state->cci_reg->s_inf[3].rd_channel_qos_val_reg;
cci_state->cci_reg_backup[48] =
cci_state->cci_reg->s_inf[3].wr_channel_qos_val_reg;
cci_state->cci_reg_backup[49] =
cci_state->cci_reg->s_inf[3].qos_ctrl_reg;
cci_state->cci_reg_backup[50] = cci_state->cci_reg->s_inf[3].max_ot_reg;
cci_state->cci_reg_backup[51] =
cci_state->cci_reg->s_inf[3].regu_target_reg;
cci_state->cci_reg_backup[52] =
cci_state->cci_reg->s_inf[3].qos_regu_scale_factor_reg;
cci_state->cci_reg_backup[53] =
cci_state->cci_reg->s_inf[3].qos_range_reg;
cci_state->cci_reg_backup[54] =
cci_state->cci_reg->s_inf[4].snoop_ctrl_reg;
cci_state->cci_reg_backup[55] =
cci_state->cci_reg->s_inf[4].share_override_reg;
cci_state->cci_reg_backup[56] =
cci_state->cci_reg->s_inf[4].rd_channel_qos_val_reg;
cci_state->cci_reg_backup[57] =
cci_state->cci_reg->s_inf[4].wr_channel_qos_val_reg;
cci_state->cci_reg_backup[58] =
cci_state->cci_reg->s_inf[4].qos_ctrl_reg;
cci_state->cci_reg_backup[59] = cci_state->cci_reg->s_inf[4].max_ot_reg;
cci_state->cci_reg_backup[60] =
cci_state->cci_reg->s_inf[4].regu_target_reg;
cci_state->cci_reg_backup[61] =
cci_state->cci_reg->s_inf[4].qos_regu_scale_factor_reg;
cci_state->cci_reg_backup[62] =
cci_state->cci_reg->s_inf[4].qos_range_reg;
cci_state->cci_reg_backup[63] =
cci_state->cci_reg->c_cnter.cycle_counter_reg;
cci_state->cci_reg_backup[64] =
cci_state->cci_reg->c_cnter.count_ctrl_reg;
cci_state->cci_reg_backup[65] =
cci_state->cci_reg->c_cnter.overflow_flag_status_reg;
cci_state->cci_reg_backup[66] =
cci_state->cci_reg->p_cnter[0].event_select_reg;
cci_state->cci_reg_backup[67] =
cci_state->cci_reg->p_cnter[0].event_count_reg;
cci_state->cci_reg_backup[68] =
cci_state->cci_reg->p_cnter[0].count_ctrl_reg;
cci_state->cci_reg_backup[69] =
cci_state->cci_reg->p_cnter[0].overflow_flag_status;
cci_state->cci_reg_backup[70] =
cci_state->cci_reg->p_cnter[1].event_select_reg;
cci_state->cci_reg_backup[71] =
cci_state->cci_reg->p_cnter[1].event_count_reg;
cci_state->cci_reg_backup[72] =
cci_state->cci_reg->p_cnter[1].count_ctrl_reg;
cci_state->cci_reg_backup[73] =
cci_state->cci_reg->p_cnter[1].overflow_flag_status;
cci_state->cci_reg_backup[74] =
cci_state->cci_reg->p_cnter[2].event_select_reg;
cci_state->cci_reg_backup[75] =
cci_state->cci_reg->p_cnter[2].event_count_reg;
cci_state->cci_reg_backup[76] =
cci_state->cci_reg->p_cnter[2].count_ctrl_reg;
cci_state->cci_reg_backup[77] =
cci_state->cci_reg->p_cnter[2].overflow_flag_status;
cci_state->cci_reg_backup[78] =
cci_state->cci_reg->p_cnter[3].event_select_reg;
cci_state->cci_reg_backup[79] =
cci_state->cci_reg->p_cnter[3].event_count_reg;
cci_state->cci_reg_backup[80] =
cci_state->cci_reg->p_cnter[3].count_ctrl_reg;
cci_state->cci_reg_backup[81] =
cci_state->cci_reg->p_cnter[3].overflow_flag_status;
if (debug_mask & PM_STANDBY_PRINT_CCI400_REG) {
for (i = 0; i < CCI_REG_BACKUP_LENGTH; i++) {
printk("cci_state->cci_reg_backup[%d] = 0x%x .\n", i,
cci_state->cci_reg_backup[i]);
}
}
return 0;
}
/*
*********************************************************************************************************
* MEM cci400 restore
*
* Description: mem cci400 restore.
*
* Arguments : none.
*
* Returns : 0/-1;
*********************************************************************************************************
*/
__s32 mem_cci400_restore(struct cci400_state *cci_state)
{
cci_state->cci_reg->ctrl_override_reg = cci_state->cci_reg_backup[0];
cci_state->cci_reg->spec_ctrl_reg = cci_state->cci_reg_backup[1];
cci_state->cci_reg->secure_acc_reg = cci_state->cci_reg_backup[2];
/* cci_state->cci_reg->status_reg = cci_state->cci_reg_backup[3 ]; */
/* cci_state->cci_reg->imprecise_err_reg = cci_state->cci_reg_backup[4 ]; */
cci_state->cci_reg->pmcr_reg = cci_state->cci_reg_backup[5];
cci_state->cci_reg->component_peripheral_reg[0] =
cci_state->cci_reg_backup[6];
cci_state->cci_reg->component_peripheral_reg[1] =
cci_state->cci_reg_backup[7];
cci_state->cci_reg->component_peripheral_reg[2] =
cci_state->cci_reg_backup[8];
cci_state->cci_reg->component_peripheral_reg[3] =
cci_state->cci_reg_backup[9];
cci_state->cci_reg->component_peripheral_reg[4] =
cci_state->cci_reg_backup[10];
cci_state->cci_reg->component_peripheral_reg[5] =
cci_state->cci_reg_backup[11];
cci_state->cci_reg->component_peripheral_reg[6] =
cci_state->cci_reg_backup[12];
cci_state->cci_reg->component_peripheral_reg[7] =
cci_state->cci_reg_backup[13];
cci_state->cci_reg->component_peripheral_reg[8] =
cci_state->cci_reg_backup[14];
cci_state->cci_reg->component_peripheral_reg[9] =
cci_state->cci_reg_backup[15];
cci_state->cci_reg->component_peripheral_reg[10] =
cci_state->cci_reg_backup[16];
cci_state->cci_reg->component_peripheral_reg[11] =
cci_state->cci_reg_backup[17];
cci_state->cci_reg->s_inf[0].snoop_ctrl_reg =
cci_state->cci_reg_backup[18];
cci_state->cci_reg->s_inf[0].share_override_reg =
cci_state->cci_reg_backup[19];
cci_state->cci_reg->s_inf[0].rd_channel_qos_val_reg =
cci_state->cci_reg_backup[20];
cci_state->cci_reg->s_inf[0].wr_channel_qos_val_reg =
cci_state->cci_reg_backup[21];
cci_state->cci_reg->s_inf[0].qos_ctrl_reg =
cci_state->cci_reg_backup[22];
cci_state->cci_reg->s_inf[0].max_ot_reg = cci_state->cci_reg_backup[23];
cci_state->cci_reg->s_inf[0].regu_target_reg =
cci_state->cci_reg_backup[24];
cci_state->cci_reg->s_inf[0].qos_regu_scale_factor_reg =
cci_state->cci_reg_backup[25];
cci_state->cci_reg->s_inf[0].qos_range_reg =
cci_state->cci_reg_backup[26];
cci_state->cci_reg->s_inf[1].snoop_ctrl_reg =
cci_state->cci_reg_backup[27];
cci_state->cci_reg->s_inf[1].share_override_reg =
cci_state->cci_reg_backup[28];
cci_state->cci_reg->s_inf[1].rd_channel_qos_val_reg =
cci_state->cci_reg_backup[29];
cci_state->cci_reg->s_inf[1].wr_channel_qos_val_reg =
cci_state->cci_reg_backup[30];
cci_state->cci_reg->s_inf[1].qos_ctrl_reg =
cci_state->cci_reg_backup[31];
cci_state->cci_reg->s_inf[1].max_ot_reg = cci_state->cci_reg_backup[32];
cci_state->cci_reg->s_inf[1].regu_target_reg =
cci_state->cci_reg_backup[33];
cci_state->cci_reg->s_inf[1].qos_regu_scale_factor_reg =
cci_state->cci_reg_backup[34];
cci_state->cci_reg->s_inf[1].qos_range_reg =
cci_state->cci_reg_backup[35];
cci_state->cci_reg->s_inf[2].snoop_ctrl_reg =
cci_state->cci_reg_backup[36];
cci_state->cci_reg->s_inf[2].share_override_reg =
cci_state->cci_reg_backup[37];
cci_state->cci_reg->s_inf[2].rd_channel_qos_val_reg =
cci_state->cci_reg_backup[38];
cci_state->cci_reg->s_inf[2].wr_channel_qos_val_reg =
cci_state->cci_reg_backup[39];
cci_state->cci_reg->s_inf[2].qos_ctrl_reg =
cci_state->cci_reg_backup[40];
cci_state->cci_reg->s_inf[2].max_ot_reg = cci_state->cci_reg_backup[41];
cci_state->cci_reg->s_inf[2].regu_target_reg =
cci_state->cci_reg_backup[42];
cci_state->cci_reg->s_inf[2].qos_regu_scale_factor_reg =
cci_state->cci_reg_backup[43];
cci_state->cci_reg->s_inf[2].qos_range_reg =
cci_state->cci_reg_backup[44];
cci_state->cci_reg->s_inf[3].snoop_ctrl_reg =
cci_state->cci_reg_backup[45];
cci_state->cci_reg->s_inf[3].share_override_reg =
cci_state->cci_reg_backup[46];
cci_state->cci_reg->s_inf[3].rd_channel_qos_val_reg =
cci_state->cci_reg_backup[47];
cci_state->cci_reg->s_inf[3].wr_channel_qos_val_reg =
cci_state->cci_reg_backup[48];
cci_state->cci_reg->s_inf[3].qos_ctrl_reg =
cci_state->cci_reg_backup[49];
cci_state->cci_reg->s_inf[3].max_ot_reg = cci_state->cci_reg_backup[50];
cci_state->cci_reg->s_inf[3].regu_target_reg =
cci_state->cci_reg_backup[51];
cci_state->cci_reg->s_inf[3].qos_regu_scale_factor_reg =
cci_state->cci_reg_backup[52];
cci_state->cci_reg->s_inf[3].qos_range_reg =
cci_state->cci_reg_backup[53];
cci_state->cci_reg->s_inf[4].snoop_ctrl_reg =
cci_state->cci_reg_backup[54];
cci_state->cci_reg->s_inf[4].share_override_reg =
cci_state->cci_reg_backup[55];
cci_state->cci_reg->s_inf[4].rd_channel_qos_val_reg =
cci_state->cci_reg_backup[56];
cci_state->cci_reg->s_inf[4].wr_channel_qos_val_reg =
cci_state->cci_reg_backup[57];
cci_state->cci_reg->s_inf[4].qos_ctrl_reg =
cci_state->cci_reg_backup[58];
cci_state->cci_reg->s_inf[4].max_ot_reg = cci_state->cci_reg_backup[59];
cci_state->cci_reg->s_inf[4].regu_target_reg =
cci_state->cci_reg_backup[60];
cci_state->cci_reg->s_inf[4].qos_regu_scale_factor_reg =
cci_state->cci_reg_backup[61];
cci_state->cci_reg->s_inf[4].qos_range_reg =
cci_state->cci_reg_backup[62];
cci_state->cci_reg->c_cnter.cycle_counter_reg =
cci_state->cci_reg_backup[63];
cci_state->cci_reg->c_cnter.count_ctrl_reg =
cci_state->cci_reg_backup[64];
/* cci_state->cci_reg->c_cnter.overflow_flag_status_reg = cci_state->cci_reg_backup[65]; */
cci_state->cci_reg->p_cnter[0].event_select_reg =
cci_state->cci_reg_backup[66];
cci_state->cci_reg->p_cnter[0].event_count_reg =
cci_state->cci_reg_backup[67];
cci_state->cci_reg->p_cnter[0].count_ctrl_reg =
cci_state->cci_reg_backup[68];
/* cci_state->cci_reg->p_cnter[0].overflow_flag_status = cci_state->cci_reg_backup[69]; */
cci_state->cci_reg->p_cnter[1].event_select_reg =
cci_state->cci_reg_backup[70];
cci_state->cci_reg->p_cnter[1].event_count_reg =
cci_state->cci_reg_backup[71];
cci_state->cci_reg->p_cnter[1].count_ctrl_reg =
cci_state->cci_reg_backup[72];
/* cci_state->cci_reg->p_cnter[1].overflow_flag_status = cci_state->cci_reg_backup[73]; */
cci_state->cci_reg->p_cnter[2].event_select_reg =
cci_state->cci_reg_backup[74];
cci_state->cci_reg->p_cnter[2].event_count_reg =
cci_state->cci_reg_backup[75];
cci_state->cci_reg->p_cnter[2].count_ctrl_reg =
cci_state->cci_reg_backup[76];
/* cci_state->cci_reg->p_cnter[2].overflow_flag_status = cci_state->cci_reg_backup[77]; */
cci_state->cci_reg->p_cnter[3].event_select_reg =
cci_state->cci_reg_backup[78];
cci_state->cci_reg->p_cnter[3].event_count_reg =
cci_state->cci_reg_backup[79];
cci_state->cci_reg->p_cnter[3].count_ctrl_reg =
cci_state->cci_reg_backup[80];
/* cci_state->cci_reg->p_cnter[3].overflow_flag_status = cci_state->cci_reg_backup[81]; */
__asm__ __volatile__("dsb" : : : "memory");
while (cci_state->cci_reg->status_reg & 0x01)
;
if (debug_mask & PM_STANDBY_PRINT_CCI400_REG) {
mem_cci400_save(cci_state);
}
return 0;
}
#endif