1 /*
2  * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #ifndef __SOC_H__
8 #define __SOC_H__
9 
10 #include <plat_private.h>
11 
12 #ifndef BITS_WMSK
13 #define BITS_WMSK(msk, shift)	((msk) << (shift + REG_MSK_SHIFT))
14 #endif
15 
16 enum plls_id {
17 	APLL_ID = 0,
18 	DPLL_ID,
19 	CPLL_ID,
20 	NPLL_ID,
21 	GPLL_ID,
22 	END_PLL_ID,
23 };
24 
25 enum pll_mode {
26 	SLOW_MODE,
27 	NORM_MODE,
28 	DEEP_SLOW_MODE,
29 };
30 
31 /***************************************************************************
32  * GRF
33  ***************************************************************************/
34 #define GRF_SOC_CON(i)		(0x0400 + (i) * 4)
35 #define GRF_PD_VO_CON0		0x0434
36 #define GRF_SOC_STATUS0		0x0480
37 #define GRF_CPU_STATUS0		0x0520
38 #define GRF_CPU_STATUS1		0x0524
39 #define GRF_SOC_NOC_CON0	0x0530
40 #define GRF_SOC_NOC_CON1	0x0534
41 
42 #define CKECK_WFE_MSK		0x1
43 #define CKECK_WFI_MSK		0x10
44 #define CKECK_WFEI_MSK		0x11
45 
46 #define GRF_SOC_CON2_NSWDT_RST_EN 12
47 
48 /***************************************************************************
49  * cru
50  ***************************************************************************/
51 #define CRU_MODE		0xa0
52 #define CRU_MISC		0xa4
53 #define CRU_GLB_CNT_TH	0xb0
54 #define CRU_GLB_RST_ST	0xb4
55 #define CRU_GLB_SRST_FST	0xb8
56 #define CRU_GLB_SRST_SND	0xbc
57 #define CRU_GLB_RST_CON		0xc0
58 
59 #define CRU_CLKSEL_CON		0x100
60 #define CRU_CLKSELS_CON(i)	(CRU_CLKSEL_CON + (i) * 4)
61 #define CRU_CLKSEL_CON_CNT	60
62 
63 #define CRU_CLKGATE_CON		0x200
64 #define CRU_CLKGATES_CON(i)	(CRU_CLKGATE_CON + (i) * 4)
65 #define CRU_CLKGATES_CON_CNT	18
66 
67 #define CRU_SOFTRST_CON		0x300
68 #define CRU_SOFTRSTS_CON(n)	(CRU_SOFTRST_CON + ((n) * 4))
69 #define CRU_SOFTRSTS_CON_CNT	12
70 
71 #define CRU_AUTOCS_CON0(id)	(0x400 + (id) * 8)
72 #define CRU_AUTOCS_CON1(id)	(0x404 + (id) * 8)
73 
74 #define CRU_CONS_GATEID(i)	(16 * (i))
75 #define GATE_ID(reg, bit)	((reg) * 16 + (bit))
76 
77 #define CRU_GLB_SRST_FST_VALUE	0xfdb9
78 #define CRU_GLB_SRST_SND_VALUE	0xeca8
79 
80 #define CRU_GLB_RST_TSADC_EXT 6
81 #define CRU_GLB_RST_WDT_EXT 7
82 
83 #define CRU_GLB_CNT_RST_MSK  0xffff
84 #define CRU_GLB_CNT_RST_1MS  0x5DC0
85 
86 #define CRU_GLB_RST_TSADC_FST BIT(0)
87 #define CRU_GLB_RST_WDT_FST BIT(1)
88 
89 /***************************************************************************
90  * pll
91  ***************************************************************************/
92 #define CRU_PLL_CONS(id, i)	((id) * 0x20 + (i) * 4)
93 #define PLL_CON(i)		((i) * 4)
94 #define PLL_CON_CNT		5
95 #define PLL_LOCK_MSK		BIT(10)
96 #define PLL_MODE_SHIFT(id)	((id) == CPLL_ID ? \
97 				  2 : \
98 				  ((id) == DPLL_ID ? 4 : 2 * (id)))
99 #define PLL_MODE_MSK(id)	(0x3 << PLL_MODE_SHIFT(id))
100 
101 #define PLL_LOCKED_TIMEOUT	600000U
102 
103 /***************************************************************************
104  * GPIO
105  ***************************************************************************/
106 #define SWPORTA_DR		0x00
107 #define SWPORTA_DDR		0x04
108 #define GPIO_INTEN		0x30
109 #define GPIO_INT_STATUS		0x40
110 #define GPIO_NUMS		4
111 
112 void clk_gate_con_save(uint32_t *clkgt_save);
113 void clk_gate_con_restore(uint32_t *clkgt_save);
114 void clk_gate_con_disable(void);
115 
116 void px30_soc_reset_config(void);
117 
118 #endif /* __SOC_H__ */
119