175 lines
3.8 KiB
C
175 lines
3.8 KiB
C
/*
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* Copyright (c) 2015-2018, Renesas Electronics Corporation. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <stdint.h>
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#include <common/debug.h>
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#include <lib/mmio.h>
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#include "rcar_def.h"
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#if RCAR_LSI == RCAR_AUTO
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#include "H3/pfc_init_h3_v1.h"
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#include "H3/pfc_init_h3_v2.h"
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#include "M3/pfc_init_m3.h"
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#include "M3N/pfc_init_m3n.h"
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#endif
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#if (RCAR_LSI == RCAR_H3) || (RCAR_LSI == RCAR_H3N) /* H3 */
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#include "H3/pfc_init_h3_v1.h"
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#include "H3/pfc_init_h3_v2.h"
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#endif
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#if RCAR_LSI == RCAR_M3 /* M3 */
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#include "M3/pfc_init_m3.h"
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#endif
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#if RCAR_LSI == RCAR_M3N /* M3N */
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#include "M3N/pfc_init_m3n.h"
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#endif
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#if RCAR_LSI == RCAR_E3 /* E3 */
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#include "E3/pfc_init_e3.h"
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#endif
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/* Product Register */
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#define PRR (0xFFF00044U)
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#define PRR_PRODUCT_MASK (0x00007F00U)
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#define PRR_CUT_MASK (0x000000FFU)
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#define PRR_PRODUCT_H3 (0x00004F00U) /* R-Car H3 */
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#define PRR_PRODUCT_M3 (0x00005200U) /* R-Car M3 */
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#define PRR_PRODUCT_M3N (0x00005500U) /* R-Car M3N */
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#define PRR_PRODUCT_E3 (0x00005700U) /* R-Car E3 */
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#define PRR_PRODUCT_10 (0x00U)
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#define PRR_PRODUCT_11 (0x01U)
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#define PRR_PRODUCT_20 (0x10U)
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#define PRR_PRODUCT_ERR(reg) do{\
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ERROR("LSI Product ID(PRR=0x%x) PFC "\
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"initialize not supported.\n",reg);\
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panic();\
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}while(0)
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#define PRR_CUT_ERR(reg) do{\
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ERROR("LSI Cut ID(PRR=0x%x) PFC "\
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"initialize not supported.\n",reg);\
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panic();\
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}while(0)
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void rcar_pfc_init(void)
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{
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uint32_t reg;
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reg = mmio_read_32(RCAR_PRR);
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#if RCAR_LSI == RCAR_AUTO
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switch (reg & RCAR_PRODUCT_MASK) {
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case RCAR_PRODUCT_H3:
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switch (reg & PRR_CUT_MASK) {
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case PRR_PRODUCT_10: /* H3 Ver.1.0 */
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pfc_init_h3_v1();
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break;
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case PRR_PRODUCT_11: /* H3 Ver.1.1 */
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pfc_init_h3_v1();
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break;
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default: /* H3 Ver.2.0 or later */
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pfc_init_h3_v2();
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break;
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}
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break;
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case RCAR_PRODUCT_M3:
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pfc_init_m3();
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break;
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case RCAR_PRODUCT_M3N:
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pfc_init_m3n();
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break;
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default:
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PRR_PRODUCT_ERR(reg);
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break;
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}
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#elif RCAR_LSI_CUT_COMPAT
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switch (reg & PRR_PRODUCT_MASK) {
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case PRR_PRODUCT_H3:
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#if (RCAR_LSI != RCAR_H3) && (RCAR_LSI != RCAR_H3N)
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PRR_PRODUCT_ERR(reg);
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#else
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switch (reg & PRR_CUT_MASK) {
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case PRR_PRODUCT_10: /* H3 Ver.1.0 */
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pfc_init_h3_v1();
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break;
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case PRR_PRODUCT_11: /* H3 Ver.1.1 */
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pfc_init_h3_v1();
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break;
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default: /* H3 Ver.2.0 or later */
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pfc_init_h3_v2();
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break;
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}
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#endif
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break;
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case PRR_PRODUCT_M3:
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#if RCAR_LSI != RCAR_M3
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PRR_PRODUCT_ERR(reg);
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#else
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pfc_init_m3();
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#endif
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break;
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case PRR_PRODUCT_M3N:
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#if RCAR_LSI != RCAR_M3N
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PRR_PRODUCT_ERR(reg);
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#else
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pfc_init_m3n();
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#endif
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break;
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case PRR_PRODUCT_E3:
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#if RCAR_LSI != RCAR_E3
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PRR_PRODUCT_ERR(reg);
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#else
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pfc_init_e3();
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#endif
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break;
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default:
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PRR_PRODUCT_ERR(reg);
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break;
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}
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#else
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#if (RCAR_LSI == RCAR_H3) || (RCAR_LSI == RCAR_H3N) /* H3 */
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#if RCAR_LSI_CUT == RCAR_CUT_10
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/* H3 Ver.1.0 */
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if ((PRR_PRODUCT_H3 | PRR_PRODUCT_10)
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!= (reg & (PRR_PRODUCT_MASK | PRR_CUT_MASK))) {
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PRR_PRODUCT_ERR(reg);
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}
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pfc_init_h3_v1();
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#elif RCAR_LSI_CUT == RCAR_CUT_11
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/* H3 Ver.1.1 */
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if ((PRR_PRODUCT_H3 | PRR_PRODUCT_11)
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!= (reg & (PRR_PRODUCT_MASK | PRR_CUT_MASK))) {
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PRR_PRODUCT_ERR(reg);
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}
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pfc_init_h3_v1();
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#else
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/* H3 Ver.2.0 or later */
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if (PRR_PRODUCT_H3 != (reg & PRR_PRODUCT_MASK)) {
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PRR_PRODUCT_ERR(reg);
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}
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pfc_init_h3_v2();
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#endif
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#elif RCAR_LSI == RCAR_M3 /* M3 */
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if ((PRR_PRODUCT_M3) != (reg & PRR_PRODUCT_MASK)) {
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PRR_PRODUCT_ERR(reg);
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}
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pfc_init_m3();
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#elif RCAR_LSI == RCAR_M3N /* M3N */
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if ((PRR_PRODUCT_M3N) != (reg & PRR_PRODUCT_MASK)) {
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PRR_PRODUCT_ERR(reg);
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}
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pfc_init_m3n();
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#elif RCAR_LSI == RCAR_E3 /* E3 */
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if ((PRR_PRODUCT_E3) != (reg & PRR_PRODUCT_MASK)) {
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PRR_PRODUCT_ERR(reg);
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}
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pfc_init_e3();
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#else
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#error "Don't have PFC initialize routine(unknown)."
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#endif
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#endif
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}
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