1 /*
2  * Copyright (c) 2021, Renesas Electronics Corporation. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #include <stdint.h>
8 
9 #include <common/debug.h>
10 #include <lib/mmio.h>
11 
12 #include "../qos_common.h"
13 #include "qos_init_g2m_v11.h"
14 #if RCAR_QOS_TYPE  == RCAR_QOS_TYPE_DEFAULT
15 #if RCAR_REF_INT == RCAR_REF_DEFAULT
16 #include "qos_init_g2m_v11_mstat195.h"
17 #else /* RCAR_REF_INT == RCAR_REF_DEFAULT */
18 #include "qos_init_g2m_v11_mstat390.h"
19 #endif /* RCAR_REF_INT == RCAR_REF_DEFAULT */
20 #if RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE
21 #if RCAR_REF_INT == RCAR_REF_DEFAULT
22 #include "qos_init_g2m_v11_qoswt195.h"
23 #else /* RCAR_REF_INT == RCAR_REF_DEFAULT */
24 #include "qos_init_g2m_v11_qoswt390.h"
25 #endif /* RCAR_REF_INT == RCAR_REF_DEFAULT */
26 #endif /* RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE */
27 #endif /* RCAR_QOS_TYPE  == RCAR_QOS_TYPE_DEFAULT */
28 #include "qos_reg.h"
29 
30 #define RCAR_QOS_VERSION			"rev.0.19"
31 
32 #define QOSWT_TIME_BANK0			20000000U	/* unit:ns */
33 
34 #define QOSWT_WTEN_ENABLE			0x1U
35 
36 #define QOSCTRL_REF_ARS_ARBSTOPCYCLE_G2M_11	(SL_INIT_SSLOTCLK_G2M_11 - 0x5U)
37 
38 #define OSWT_WTREF_SLOT0_EN_REQ1_SLOT		3U
39 #define OSWT_WTREF_SLOT0_EN_REQ2_SLOT		9U
40 #define QOSWT_WTREF_SLOT0_EN				\
41 	((0x1U << OSWT_WTREF_SLOT0_EN_REQ1_SLOT) |	\
42 	(0x1U << OSWT_WTREF_SLOT0_EN_REQ2_SLOT))
43 #define QOSWT_WTREF_SLOT1_EN				\
44 	((0x1U << OSWT_WTREF_SLOT0_EN_REQ1_SLOT) |	\
45 	(0x1U << OSWT_WTREF_SLOT0_EN_REQ2_SLOT))
46 
47 #define QOSWT_WTSET0_REQ_SSLOT0			5U
48 #define WT_BASE_SUB_SLOT_NUM0			12U
49 #define QOSWT_WTSET0_PERIOD0_G2M_11			\
50 	((QOSWT_TIME_BANK0 / QOSWT_WTSET0_CYCLE_G2M_11) - 1U)
51 #define QOSWT_WTSET0_SSLOT0			(QOSWT_WTSET0_REQ_SSLOT0 - 1U)
52 #define QOSWT_WTSET0_SLOTSLOT0			(WT_BASE_SUB_SLOT_NUM0 - 1U)
53 
54 #define QOSWT_WTSET1_PERIOD1_G2M_11			\
55 	((QOSWT_TIME_BANK0 / QOSWT_WTSET0_CYCLE_G2M_11) - 1U)
56 #define QOSWT_WTSET1_SSLOT1			(QOSWT_WTSET0_REQ_SSLOT0 - 1U)
57 #define QOSWT_WTSET1_SLOTSLOT1			(WT_BASE_SUB_SLOT_NUM0 - 1U)
58 
59 static const struct rcar_gen3_dbsc_qos_settings g2m_v11_qos[] = {
60 	/* BUFCAM settings */
61 	{ DBSC_DBCAM0CNF1, 0x00043218U },
62 	{ DBSC_DBCAM0CNF2, 0x000000F4U },
63 	{ DBSC_DBCAM0CNF3, 0x00000000U },
64 	{ DBSC_DBSCHCNT0, 0x000F0037U },
65 	{ DBSC_DBSCHSZ0, 0x00000001U },
66 	{ DBSC_DBSCHRW0, 0x22421111U },
67 
68 	/* DDR3 */
69 	{ DBSC_SCFCTST2, 0x012F1123U },
70 
71 	/* QoS settings */
72 	{ DBSC_DBSCHQOS00, 0x00000F00U },
73 	{ DBSC_DBSCHQOS01, 0x00000B00U },
74 	{ DBSC_DBSCHQOS02, 0x00000000U },
75 	{ DBSC_DBSCHQOS03, 0x00000000U },
76 	{ DBSC_DBSCHQOS40, 0x00000300U },
77 	{ DBSC_DBSCHQOS41, 0x000002F0U },
78 	{ DBSC_DBSCHQOS42, 0x00000200U },
79 	{ DBSC_DBSCHQOS43, 0x00000100U },
80 	{ DBSC_DBSCHQOS90, 0x00000100U },
81 	{ DBSC_DBSCHQOS91, 0x000000F0U },
82 	{ DBSC_DBSCHQOS92, 0x000000A0U },
83 	{ DBSC_DBSCHQOS93, 0x00000040U },
84 	{ DBSC_DBSCHQOS120, 0x00000040U },
85 	{ DBSC_DBSCHQOS121, 0x00000030U },
86 	{ DBSC_DBSCHQOS122, 0x00000020U },
87 	{ DBSC_DBSCHQOS123, 0x00000010U },
88 	{ DBSC_DBSCHQOS130, 0x00000100U },
89 	{ DBSC_DBSCHQOS131, 0x000000F0U },
90 	{ DBSC_DBSCHQOS132, 0x000000A0U },
91 	{ DBSC_DBSCHQOS133, 0x00000040U },
92 	{ DBSC_DBSCHQOS140, 0x000000C0U },
93 	{ DBSC_DBSCHQOS141, 0x000000B0U },
94 	{ DBSC_DBSCHQOS142, 0x00000080U },
95 	{ DBSC_DBSCHQOS143, 0x00000040U },
96 	{ DBSC_DBSCHQOS150, 0x00000040U },
97 	{ DBSC_DBSCHQOS151, 0x00000030U },
98 	{ DBSC_DBSCHQOS152, 0x00000020U },
99 	{ DBSC_DBSCHQOS153, 0x00000010U },
100 };
101 
qos_init_g2m_v11(void)102 void qos_init_g2m_v11(void)
103 {
104 	uint32_t i;
105 
106 	rzg_qos_dbsc_setting(g2m_v11_qos, ARRAY_SIZE(g2m_v11_qos), false);
107 
108 	/* DRAM Split Address mapping */
109 #if RCAR_DRAM_SPLIT == RCAR_DRAM_SPLIT_4CH
110 #if RCAR_LSI == RZ_G2M
111 #error "Don't set DRAM Split 4ch(G2M)"
112 #else /* RCAR_LSI == RZ_G2M */
113 	ERROR("DRAM Split 4ch not supported.(G2M)");
114 	panic();
115 #endif /* RCAR_LSI == RZ_G2M */
116 #elif (RCAR_DRAM_SPLIT == RCAR_DRAM_SPLIT_2CH) || \
117 	(RCAR_DRAM_SPLIT == RCAR_DRAM_SPLIT_AUTO)
118 	NOTICE("BL2: DRAM Split is 2ch\n");
119 	mmio_write_32(AXI_ADSPLCR0, 0x00000000U);
120 	mmio_write_32(AXI_ADSPLCR1, ADSPLCR0_ADRMODE_DEFAULT |
121 		      ADSPLCR0_SPLITSEL(0xFFU) | ADSPLCR0_AREA(0x1CU) |
122 		      ADSPLCR0_SWP);
123 	mmio_write_32(AXI_ADSPLCR2, 0x00001004U);
124 	mmio_write_32(AXI_ADSPLCR3, 0x00000000U);
125 #else /* RCAR_DRAM_SPLIT == RCAR_DRAM_SPLIT_4CH */
126 	NOTICE("BL2: DRAM Split is OFF\n");
127 #endif /* RCAR_DRAM_SPLIT == RCAR_DRAM_SPLIT_4CH */
128 
129 #if !(RCAR_QOS_TYPE == RCAR_QOS_NONE)
130 #if RCAR_QOS_TYPE  == RCAR_QOS_TYPE_DEFAULT
131 	NOTICE("BL2: QoS is default setting(%s)\n", RCAR_QOS_VERSION);
132 #endif /* RCAR_QOS_TYPE  == RCAR_QOS_TYPE_DEFAULT */
133 
134 #if RCAR_REF_INT == RCAR_REF_DEFAULT
135 	NOTICE("BL2: DRAM refresh interval 1.95 usec\n");
136 #else /* RCAR_REF_INT == RCAR_REF_DEFAULT */
137 	NOTICE("BL2: DRAM refresh interval 3.9 usec\n");
138 #endif /* RCAR_REF_INT == RCAR_REF_DEFAULT */
139 
140 #if RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE
141 	NOTICE("BL2: Periodic Write DQ Training\n");
142 #endif /* RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE */
143 
144 	mmio_write_32(QOSCTRL_RAS, 0x00000044U);
145 	mmio_write_64(QOSCTRL_DANN, 0x0404020002020201UL);
146 	mmio_write_32(QOSCTRL_DANT, 0x0020100AU);
147 	mmio_write_32(QOSCTRL_INSFC, 0x06330001U);
148 	mmio_write_32(QOSCTRL_RACNT0, 0x02010003U); /* GPU Boost Mode ON */
149 
150 	mmio_write_32(QOSCTRL_SL_INIT,
151 		    SL_INIT_REFFSSLOT | SL_INIT_SLOTSSLOT |
152 		    SL_INIT_SSLOTCLK_G2M_11);
153 #if RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE
154 	mmio_write_32(QOSCTRL_REF_ARS,
155 		      QOSCTRL_REF_ARS_ARBSTOPCYCLE_G2M_11 << 16);
156 #else /* RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE */
157 	mmio_write_32(QOSCTRL_REF_ARS, 0x00330000U);
158 #endif /* RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE */
159 
160 	for (i = 0U; i < ARRAY_SIZE(mstat_fix); i++) {
161 		mmio_write_64(QOSBW_FIX_QOS_BANK0 + i * 8U, mstat_fix[i]);
162 		mmio_write_64(QOSBW_FIX_QOS_BANK1 + i * 8U, mstat_fix[i]);
163 	}
164 	for (i = 0U; i < ARRAY_SIZE(mstat_be); i++) {
165 		mmio_write_64(QOSBW_BE_QOS_BANK0 + i * 8U, mstat_be[i]);
166 		mmio_write_64(QOSBW_BE_QOS_BANK1 + i * 8U, mstat_be[i]);
167 	}
168 #if RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE
169 	for (i = 0U; i < ARRAY_SIZE(qoswt_fix); i++) {
170 		mmio_write_64(QOSWT_FIX_WTQOS_BANK0 + i * 8U, qoswt_fix[i]);
171 		mmio_write_64(QOSWT_FIX_WTQOS_BANK1 + i * 8U, qoswt_fix[i]);
172 	}
173 	for (i = 0U; i < ARRAY_SIZE(qoswt_be); i++) {
174 		mmio_write_64(QOSWT_BE_WTQOS_BANK0 + i * 8U, qoswt_be[i]);
175 		mmio_write_64(QOSWT_BE_WTQOS_BANK1 + i * 8U, qoswt_be[i]);
176 	}
177 #endif /* RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE */
178 
179 	/* 3DG bus Leaf setting */
180 	mmio_write_32(GPU_ACT_GRD, 0x00001234U);
181 	mmio_write_32(GPU_ACT0, 0x00000000U);
182 	mmio_write_32(GPU_ACT1, 0x00000000U);
183 	mmio_write_32(GPU_ACT2, 0x00000000U);
184 	mmio_write_32(GPU_ACT3, 0x00000000U);
185 
186 	/* RT bus Leaf setting */
187 	mmio_write_32(RT_ACT0, 0x00000000U);
188 	mmio_write_32(RT_ACT1, 0x00000000U);
189 
190 	/* CCI bus Leaf setting */
191 	mmio_write_32(CPU_ACT0, 0x00000003U);
192 	mmio_write_32(CPU_ACT1, 0x00000003U);
193 	mmio_write_32(CPU_ACT2, 0x00000003U);
194 	mmio_write_32(CPU_ACT3, 0x00000003U);
195 
196 	mmio_write_32(QOSCTRL_RAEN, 0x00000001U);
197 
198 #if RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE
199 	/*  re-write training setting */
200 	mmio_write_32(QOSWT_WTREF,
201 		      (QOSWT_WTREF_SLOT1_EN << 16) | QOSWT_WTREF_SLOT0_EN);
202 	mmio_write_32(QOSWT_WTSET0,
203 		      (QOSWT_WTSET0_PERIOD0_G2M_11 << 16) |
204 		      (QOSWT_WTSET0_SSLOT0 << 8) | QOSWT_WTSET0_SLOTSLOT0);
205 	mmio_write_32(QOSWT_WTSET1,
206 		      (QOSWT_WTSET1_PERIOD1_G2M_11 << 16) |
207 		      (QOSWT_WTSET1_SSLOT1 << 8) | QOSWT_WTSET1_SLOTSLOT1);
208 
209 	mmio_write_32(QOSWT_WTEN, QOSWT_WTEN_ENABLE);
210 #endif /* RCAR_REWT_TRAINING != RCAR_REWT_TRAINING_DISABLE */
211 
212 	mmio_write_32(QOSCTRL_STATQC, 0x00000001U);
213 #else /* !(RCAR_QOS_TYPE == RCAR_QOS_NONE) */
214 	NOTICE("BL2: QoS is None\n");
215 
216 	mmio_write_32(QOSCTRL_RAEN, 0x00000001U);
217 #endif /* !(RCAR_QOS_TYPE == RCAR_QOS_NONE) */
218 }
219