xref: /rk3399_ARM-atf/drivers/renesas/rzg/pfc/pfc_init.c (revision e9cd36f569dea31b542839d6529994b383c69815) 
1618522ebSBiju Das /*
2a51d7062SLad Prabhakar  * Copyright (c) 2020-2021, Renesas Electronics Corporation. All rights reserved.
3618522ebSBiju Das  *
4618522ebSBiju Das  * SPDX-License-Identifier: BSD-3-Clause
5618522ebSBiju Das  */
6618522ebSBiju Das #include <stdint.h>
7618522ebSBiju Das 
8618522ebSBiju Das #include <common/debug.h>
9618522ebSBiju Das #include <lib/mmio.h>
10618522ebSBiju Das 
11618522ebSBiju Das #if RCAR_LSI == RCAR_AUTO
12*5bfea97eSLad Prabhakar #include "G2E/pfc_init_g2e.h"
13a51d7062SLad Prabhakar #include "G2H/pfc_init_g2h.h"
14618522ebSBiju Das #include "G2M/pfc_init_g2m.h"
15744c5664SLad Prabhakar #include "G2N/pfc_init_g2n.h"
16618522ebSBiju Das #endif /* RCAR_LSI == RCAR_AUTO */
17*5bfea97eSLad Prabhakar #if (RCAR_LSI == RZ_G2E)
18*5bfea97eSLad Prabhakar #include "G2E/pfc_init_g2e.h"
19*5bfea97eSLad Prabhakar #endif /* RCAR_LSI == RZ_G2N */
20a51d7062SLad Prabhakar #if (RCAR_LSI == RZ_G2H)
21a51d7062SLad Prabhakar #include "G2H/pfc_init_g2h.h"
22a51d7062SLad Prabhakar #endif /* RCAR_LSI == RZ_G2H */
23618522ebSBiju Das #if (RCAR_LSI == RZ_G2M)
24618522ebSBiju Das #include "G2M/pfc_init_g2m.h"
25618522ebSBiju Das #endif /* RCAR_LSI == RZ_G2M */
26744c5664SLad Prabhakar #if (RCAR_LSI == RZ_G2N)
27744c5664SLad Prabhakar #include "G2N/pfc_init_g2n.h"
28744c5664SLad Prabhakar #endif /* RCAR_LSI == RZ_G2N */
29618522ebSBiju Das #include "rcar_def.h"
30618522ebSBiju Das 
31618522ebSBiju Das #define PRR_PRODUCT_ERR(reg)				\
32618522ebSBiju Das 	do {						\
33618522ebSBiju Das 		ERROR("LSI Product ID(PRR=0x%x) PFC init not supported.\n", \
34618522ebSBiju Das 			reg);				\
35618522ebSBiju Das 		panic();				\
36618522ebSBiju Das 	} while (0)
37618522ebSBiju Das 
38618522ebSBiju Das #define PRR_CUT_ERR(reg)				\
39618522ebSBiju Das 	do {						\
40618522ebSBiju Das 		ERROR("LSI Cut ID(PRR=0x%x) PFC init not supported.\n", \
41618522ebSBiju Das 			reg);				\
42618522ebSBiju Das 		panic();\
43618522ebSBiju Das 	} while (0)
44618522ebSBiju Das 
rzg_pfc_init(void)45618522ebSBiju Das void rzg_pfc_init(void)
46618522ebSBiju Das {
47618522ebSBiju Das 	uint32_t reg;
48618522ebSBiju Das 
49618522ebSBiju Das 	reg = mmio_read_32(RCAR_PRR);
50618522ebSBiju Das #if RCAR_LSI == RCAR_AUTO
51618522ebSBiju Das 	switch (reg & PRR_PRODUCT_MASK) {
52618522ebSBiju Das 	case PRR_PRODUCT_M3:
53618522ebSBiju Das 		pfc_init_g2m();
54618522ebSBiju Das 		break;
55a51d7062SLad Prabhakar 	case PRR_PRODUCT_H3:
56a51d7062SLad Prabhakar 		pfc_init_g2h();
57a51d7062SLad Prabhakar 		break;
58744c5664SLad Prabhakar 	case PRR_PRODUCT_M3N:
59744c5664SLad Prabhakar 		pfc_init_g2n();
60744c5664SLad Prabhakar 		break;
61*5bfea97eSLad Prabhakar 	case PRR_PRODUCT_E3:
62*5bfea97eSLad Prabhakar 		pfc_init_g2e();
63*5bfea97eSLad Prabhakar 		break;
64618522ebSBiju Das 	default:
65618522ebSBiju Das 		PRR_PRODUCT_ERR(reg);
66618522ebSBiju Das 		break;
67618522ebSBiju Das 	}
68618522ebSBiju Das 
69618522ebSBiju Das #elif RCAR_LSI_CUT_COMPAT /* RCAR_LSI == RCAR_AUTO */
70618522ebSBiju Das 	switch (reg & PRR_PRODUCT_MASK) {
71618522ebSBiju Das 	case PRR_PRODUCT_M3:
72618522ebSBiju Das #if RCAR_LSI != RZ_G2M
73618522ebSBiju Das 		PRR_PRODUCT_ERR(reg);
74618522ebSBiju Das #else /* RCAR_LSI != RZ_G2M */
75618522ebSBiju Das 		pfc_init_g2m();
76618522ebSBiju Das #endif /* RCAR_LSI != RZ_G2M */
77618522ebSBiju Das 		break;
78a51d7062SLad Prabhakar 	case PRR_PRODUCT_H3:
79a51d7062SLad Prabhakar #if (RCAR_LSI != RZ_G2H)
80a51d7062SLad Prabhakar 		PRR_PRODUCT_ERR(reg);
81a51d7062SLad Prabhakar #else /* RCAR_LSI != RZ_G2H */
82a51d7062SLad Prabhakar 		pfc_init_g2h();
83a51d7062SLad Prabhakar #endif /* RCAR_LSI != RZ_G2H */
84a51d7062SLad Prabhakar 		break;
85744c5664SLad Prabhakar 	case PRR_PRODUCT_M3N:
86744c5664SLad Prabhakar #if RCAR_LSI != RZ_G2N
87744c5664SLad Prabhakar 		PRR_PRODUCT_ERR(reg);
88744c5664SLad Prabhakar #else
89744c5664SLad Prabhakar 		pfc_init_g2n();
90744c5664SLad Prabhakar #endif /* RCAR_LSI != RZ_G2N */
91744c5664SLad Prabhakar 		break;
92*5bfea97eSLad Prabhakar 	case PRR_PRODUCT_E3:
93*5bfea97eSLad Prabhakar #if RCAR_LSI != RZ_G2E
94*5bfea97eSLad Prabhakar 		PRR_PRODUCT_ERR(reg);
95*5bfea97eSLad Prabhakar #else
96*5bfea97eSLad Prabhakar 		pfc_init_g2e();
97*5bfea97eSLad Prabhakar #endif
98*5bfea97eSLad Prabhakar 		break;
99618522ebSBiju Das 	default:
100618522ebSBiju Das 		PRR_PRODUCT_ERR(reg);
101618522ebSBiju Das 		break;
102618522ebSBiju Das 	}
103618522ebSBiju Das 
104618522ebSBiju Das #else /* RCAR_LSI == RCAR_AUTO */
105618522ebSBiju Das #if (RCAR_LSI == RZ_G2M)
106618522ebSBiju Das 	if ((reg & PRR_PRODUCT_MASK) != PRR_PRODUCT_M3) {
107618522ebSBiju Das 		PRR_PRODUCT_ERR(reg);
108618522ebSBiju Das 	}
109618522ebSBiju Das 	pfc_init_m3();
110a51d7062SLad Prabhakar #elif (RCAR_LSI == RZ_G2H)
111a51d7062SLad Prabhakar 	if ((reg & PRR_PRODUCT_MASK) != PRR_PRODUCT_H3) {
112a51d7062SLad Prabhakar 		PRR_PRODUCT_ERR(reg);
113a51d7062SLad Prabhakar 	}
114a51d7062SLad Prabhakar 	pfc_init_g2h();
115744c5664SLad Prabhakar #elif (RCAR_LSI == RZ_G2N)	/* G2N */
116744c5664SLad Prabhakar 	if ((reg & PRR_PRODUCT_MASK) != PRR_PRODUCT_M3N) {
117744c5664SLad Prabhakar 		PRR_PRODUCT_ERR(reg);
118744c5664SLad Prabhakar 	}
119744c5664SLad Prabhakar 	pfc_init_g2n();
120*5bfea97eSLad Prabhakar #elif (RCAR_LSI == RZ_G2E)
121*5bfea97eSLad Prabhakar 	if ((reg & PRR_PRODUCT_MASK) != PRR_PRODUCT_E3) {
122*5bfea97eSLad Prabhakar 		PRR_PRODUCT_ERR(reg);
123*5bfea97eSLad Prabhakar 	}
124*5bfea97eSLad Prabhakar 	pfc_init_g2e();
125618522ebSBiju Das #else /* RCAR_LSI == RZ_G2M */
126618522ebSBiju Das #error "Don't have PFC initialize routine(unknown)."
127618522ebSBiju Das #endif /* RCAR_LSI == RZ_G2M */
128618522ebSBiju Das #endif /* RCAR_LSI == RCAR_AUTO */
129618522ebSBiju Das }
130