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Merge branch 'master' of git://git.denx.de/u-boot-sunxi
[u-boot] / board / renesas / rcar-common / common.c
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * board/renesas/rcar-common/common.c
4  *
5  * Copyright (C) 2013 Renesas Electronics Corporation
6  * Copyright (C) 2013 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
7  * Copyright (C) 2015 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
8  */
9
10 #include <common.h>
11 #include <asm/io.h>
12 #include <asm/arch/sys_proto.h>
13 #include <asm/arch/rmobile.h>
14 #include <asm/arch/rcar-mstp.h>
15
16 #define TSTR0           0x04
17 #define TSTR0_STR0      0x01
18
19 static struct mstp_ctl mstptbl[] = {
20         { SMSTPCR0, MSTP0_BITS, CONFIG_SMSTP0_ENA,
21                 RMSTPCR0, MSTP0_BITS, CONFIG_RMSTP0_ENA },
22         { SMSTPCR1, MSTP1_BITS, CONFIG_SMSTP1_ENA,
23                 RMSTPCR1, MSTP1_BITS, CONFIG_RMSTP1_ENA },
24         { SMSTPCR2, MSTP2_BITS, CONFIG_SMSTP2_ENA,
25                 RMSTPCR2, MSTP2_BITS, CONFIG_RMSTP2_ENA },
26         { SMSTPCR3, MSTP3_BITS, CONFIG_SMSTP3_ENA,
27                 RMSTPCR3, MSTP3_BITS, CONFIG_RMSTP3_ENA },
28         { SMSTPCR4, MSTP4_BITS, CONFIG_SMSTP4_ENA,
29                 RMSTPCR4, MSTP4_BITS, CONFIG_RMSTP4_ENA },
30         { SMSTPCR5, MSTP5_BITS, CONFIG_SMSTP5_ENA,
31                 RMSTPCR5, MSTP5_BITS, CONFIG_RMSTP5_ENA },
32 #ifdef CONFIG_RCAR_GEN3
33         { SMSTPCR6, MSTP6_BITS, CONFIG_SMSTP6_ENA,
34                 RMSTPCR6, MSTP6_BITS, CONFIG_RMSTP6_ENA },
35 #endif
36         { SMSTPCR7, MSTP7_BITS, CONFIG_SMSTP7_ENA,
37                 RMSTPCR7, MSTP7_BITS, CONFIG_RMSTP7_ENA },
38         { SMSTPCR8, MSTP8_BITS, CONFIG_SMSTP8_ENA,
39                 RMSTPCR8, MSTP8_BITS, CONFIG_RMSTP8_ENA },
40         { SMSTPCR9, MSTP9_BITS, CONFIG_SMSTP9_ENA,
41                 RMSTPCR9, MSTP9_BITS, CONFIG_RMSTP9_ENA },
42         { SMSTPCR10, MSTP10_BITS, CONFIG_SMSTP10_ENA,
43                  RMSTPCR10, MSTP10_BITS, CONFIG_RMSTP10_ENA },
44         { SMSTPCR11, MSTP11_BITS, CONFIG_SMSTP1_ENA,
45                  RMSTPCR11, MSTP11_BITS, CONFIG_RMSTP11_ENA },
46 };
47
48 void arch_preboot_os(void)
49 {
50         int i;
51
52         /* stop TMU0 */
53         mstp_clrbits_le32(TMU_BASE + TSTR0, TMU_BASE + TSTR0, TSTR0_STR0);
54
55         /* Stop module clock */
56         for (i = 0; i < ARRAY_SIZE(mstptbl); i++) {
57                 mstp_setclrbits_le32((uintptr_t)mstptbl[i].s_addr,
58                                      mstptbl[i].s_dis,
59                                      mstptbl[i].s_ena);
60                 mstp_setclrbits_le32((uintptr_t)mstptbl[i].r_addr,
61                                      mstptbl[i].r_dis,
62                                      mstptbl[i].r_ena);
63         }
64 }