xref: /rk3399_ARM-atf/plat/mediatek/drivers/apusys/mt8196/apusys_rv_pwr_ctrl.h (revision 7d196ded502d49a2c170fc0f30c8f4b94584d5fe)
1 /*
2  * Copyright (c) 2024, MediaTek Inc. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #ifndef APUSYS_RV_PWR_CTL_H
8 #define APUSYS_RV_PWR_CTL_H
9 
10 #include <platform_def.h>
11 
12 #include "apusys_rv.h"
13 
14 #define SUPPORT_APU_CLEAR_MBOX_DUMMY	(1)
15 
16 enum apu_hw_sem_sys_id {
17 	APU_HW_SEM_SYS_APU   = 0UL,	/* mbox0 */
18 	APU_HW_SEM_SYS_GZ    = 1UL,	/* mbox1 */
19 	APU_HW_SEM_SYS_SCP   = 3UL,	/* mbox3 */
20 	APU_HW_SEM_SYS_APMCU = 11UL,	/* mbox11 */
21 };
22 
23 int apusys_rv_pwr_ctrl(enum APU_PWR_OP op);
24 int rv_iommu_hw_sem_unlock(void);
25 int rv_iommu_hw_sem_trylock(void);
26 int apu_hw_sema_ctl(uint32_t sem_addr, uint8_t usr_bit, uint8_t ctl, uint32_t timeout,
27 		    uint8_t bypass);
28 
29 #define HW_SEM_TIMEOUT	(300) /* 300 us */
30 #define HW_SEM_NO_WAIT	(0)   /* no wait */
31 
32 /* APU MBOX */
33 #define MBOX_WKUP_CFG		(0x80)
34 #define MBOX_WKUP_MASK		(0x84)
35 #define MBOX_FUNC_CFG		(0xb0)
36 #define MBOX_DOMAIN_CFG		(0xe0)
37 
38 #define MBOX_CTRL_LOCK		BIT(0)
39 #define MBOX_NO_MPU_SHIFT	(16)
40 #define MBOX_RC_SHIFT		(24)
41 
42 #define MBOX_RX_NS_SHIFT	(16)
43 #define MBOX_RX_DOMAIN_SHIFT	(17)
44 #define MBOX_TX_NS_SHIFT	(24)
45 #define MBOX_TX_DOMAIN_SHIFT	(25)
46 
47 #define APU_REG_AO_GLUE_CONFG	(APU_AO_CTRL + 0x20)
48 
49 #define ENABLE_INFRA_WA
50 
51 enum apu_infra_bit_id {
52 	APU_INFRA_SYS_APMCU = 1UL,
53 	APU_INFRA_SYS_GZ    = 2UL,
54 	APU_INFRA_SYS_SCP   = 3UL,
55 };
56 
57 #define APU_MBOX(i)		(APU_MBOX0 + 0x10000 * i)
58 
59 #define APU_MBOX_FUNC_CFG(i)	(APU_MBOX(i) + MBOX_FUNC_CFG)
60 #define APU_MBOX_DOMAIN_CFG(i)	(APU_MBOX(i) + MBOX_DOMAIN_CFG)
61 #define APU_MBOX_WKUP_CFG(i)	(APU_MBOX(i) + MBOX_WKUP_CFG)
62 
63 enum apu_hw_sem_op {
64 	HW_SEM_PUT = 0,
65 	HW_SEM_GET = 1,
66 };
67 
68 #define HW_SEM_PUT_BIT_SHIFT	(16)
69 
70 /* bypass mbox register Dump for secure master */
71 #define APU_MBOX_DBG_EN		(0x190f2380)
72 
73 /* apu_mbox register definition for mbox addr change*/
74 #define APU_MBOX_SEMA0_CTRL	(0x090)
75 #define APU_MBOX_SEMA0_RST	(0x094)
76 #define APU_MBOX_SEMA0_STA	(0x098)
77 #define APU_MBOX_SEMA1_CTRL	(0x0A0)
78 #define APU_MBOX_SEMA1_RST	(0x0A4)
79 #define APU_MBOX_SEMA1_STA	(0x0A8)
80 #define APU_MBOX_DUMMY		(0x040)
81 #define APU_MBOX_OFFSET(i)	(0x10000 * i)
82 
83 /* apu infra workaround */
84 #define APU_INFRA_DISABLE	(APU_INFRA_BASE + 0xC18)
85 #define APU_INFRA_ENABLE	(APU_INFRA_BASE + 0xC14)
86 #define APU_INFRA_STATUS	(APU_INFRA_BASE + 0xC10)
87 #define APU_INFRA_STATUS_MASK	(0x1fffe)
88 #define APU_INFRA_HW_SEM	(APUSYS_CE_BASE + 0xE00)
89 #define APU_RPC_STATUS		(0x190f0044)
90 
91 #define APU_INFRA_BIT_OFF	(16)
92 #define APU_RPC_STATUS_BIT	BIT(0)
93 
94 #endif /* APUSYS_RV_PWR_CTL_H */
95