1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) 2016 - 2022, Xilinx, Inc.
4  * Copyright (C) 2022, Advanced Micro Devices, Inc.
5  */
6 
7 #ifndef __ASSEMBLY__
8 #include <linux/bitops.h>
9 #endif
10 
11 struct crlapb_regs {
12 	u32 reserved0[67];
13 	u32 cpu_r5_ctrl;
14 	u32 reserved;
15 	u32 iou_switch_ctrl; /* 0x114 */
16 	u32 reserved1[13];
17 	u32 timestamp_ref_ctrl; /* 0x14c */
18 	u32 reserved3[108];
19 	u32 rst_cpu_r5;
20 	u32 reserved2[17];
21 	u32 rst_timestamp; /* 0x348 */
22 };
23 
24 struct iou_scntrs_regs {
25 	u32 counter_control_register; /* 0x0 */
26 	u32 reserved0[7];
27 	u32 base_frequency_id_register; /* 0x20 */
28 };
29 
30 struct crp_regs {
31 	u32 reserved0[128];
32 	u32 boot_mode_usr;	/* 0x200 */
33 };
34 
35 #define VERSAL_NET_CRL_APB_BASEADDR		0xEB5E0000
36 #define VERSAL_NET_CRP_BASEADDR			0xF1260000
37 #define VERSAL_NET_IOU_SCNTR_SECURE		0xEC920000
38 
39 #define CRL_APB_TIMESTAMP_REF_CTRL_CLKACT_BIT	BIT(25)
40 #define IOU_SWITCH_CTRL_CLKACT_BIT		BIT(25)
41 #define IOU_SWITCH_CTRL_DIVISOR0_SHIFT		8
42 #define IOU_SCNTRS_CONTROL_EN			1
43 
44 #define crlapb_base ((struct crlapb_regs *)VERSAL_NET_CRL_APB_BASEADDR)
45 #define crp_base ((struct crp_regs *)VERSAL_NET_CRP_BASEADDR)
46 #define iou_scntr_secure ((struct iou_scntrs_regs *)VERSAL_NET_IOU_SCNTR_SECURE)
47 
48 #define PMC_TAP	0xF11A0000
49 
50 #define PMC_TAP_IDCODE		(PMC_TAP + 0)
51 #define PMC_TAP_VERSION		(PMC_TAP + 0x4)
52 # define PMC_VERSION_MASK	GENMASK(7, 0)
53 # define PS_VERSION_MASK	GENMASK(15, 8)
54 # define PS_VERSION_PRODUCTION	0x20
55 # define RTL_VERSION_MASK	GENMASK(23, 16)
56 # define PLATFORM_MASK		GENMASK(27, 24)
57 # define PLATFORM_VERSION_MASK	GENMASK(31, 28)
58 #define PMC_TAP_USERCODE	(PMC_TAP + 0x8)
59 
60 /* Bootmode setting values */
61 #define BOOT_MODES_MASK	0x0000000F
62 #define QSPI_MODE_24BIT	0x00000001
63 #define QSPI_MODE_32BIT	0x00000002
64 #define SD_MODE		0x00000003 /* sd 0 */
65 #define SD_MODE1	0x00000005 /* sd 1 */
66 #define EMMC_MODE	0x00000006
67 #define USB_MODE	0x00000007
68 #define OSPI_MODE	0x00000008
69 #define SELECTMAP_MODE	0x0000000A
70 #define SD1_LSHFT_MODE	0x0000000E /* SD1 Level shifter */
71 #define JTAG_MODE	0x00000000
72 #define BOOT_MODE_USE_ALT	0x100
73 #define BOOT_MODE_ALT_SHIFT	12
74 
75 enum versal_net_platform {
76 	VERSAL_NET_SILICON = 0,
77 	VERSAL_NET_SPP = 1,
78 	VERSAL_NET_EMU = 2,
79 	VERSAL_NET_QEMU = 3,
80 };
81 
82 #define VERSAL_SLCR_BASEADDR	0xF1060000
83 #define VERSAL_AXI_MUX_SEL	(VERSAL_SLCR_BASEADDR + 0x504)
84 #define VERSAL_OSPI_LINEAR_MODE	BIT(1)
85 
86 #define FLASH_RESET_GPIO	0xc
87 #define WPROT_CRP	0xF126001C
88 #define RST_GPIO	0xF1260318
89 #define WPROT_LPD_MIO	0xFF080728
90 #define WPROT_PMC_MIO	0xF1060828
91 #define BOOT_MODE_DIR	0xF1020204
92 #define BOOT_MODE_OUT	0xF1020208
93 #define MIO_PIN_12	0xF1060030
94 #define BANK0_OUTPUT	0xF1020040
95 #define BANK0_TRI	0xF1060200
96