1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * GTBUS initialisation for sun9i
5 * (C) Copyright 2016 Theobroma Systems Design und Consulting GmbH
6 * Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
9 #ifndef _SUNXI_GTBUS_SUN9I_H
10 #define _SUNXI_GTBUS_SUN9I_H
12 #include <linux/types.h>
14 struct sunxi_gtbus_reg {
15 u32 mst_cfg[36]; /* 0x000 */
16 u8 reserved1[0x70]; /* 0x090 */
17 u32 bw_wdw_cfg; /* 0x100 */
18 u32 mst_read_prio_cfg[2]; /* 0x104 */
19 u32 lvl2_mst_cfg; /* 0x10c */
20 u32 sw_clk_on; /* 0x110 */
21 u32 sw_clk_off; /* 0x114 */
22 u32 pmu_mst_en; /* 0x118 */
23 u32 pmu_cfg; /* 0x11c */
24 u32 pmu_cnt[19]; /* 0x120 */
25 u32 reserved2[0x94]; /* 0x16c */
26 u32 cci400_config[3]; /* 0x200 */
27 u32 cci400_status[2]; /* 0x20c */
30 /* for register GT_MST_CFG_REG(n) */
31 #define GT_ENABLE_REQ (1<<31) /* clock on */
32 #define GT_DISABLE_REQ (1<<30) /* clock off */
33 #define GT_QOS_SHIFT 28
34 #define GT_THD1_SHIFT 16
35 #define GT_REQN_MAX 0xf /* max no master requests in one cycle */
36 #define GT_REQN_SHIFT 12
37 #define GT_THD0_SHIFT 0
39 #define GT_QOS_MAX 0x3
40 #define GT_THD_MAX 0xfff
41 #define GT_BW_WDW_MAX 0xffff
43 /* mst_read_prio_cfg */
45 #define GT_PRIO_HIGH 1
48 #define GT_PORT_CPUM1 0
49 #define GT_PORT_CPUM2 1
50 #define GT_PORT_SATA 2
51 #define GT_PORT_USB3 3
55 #define GT_PORT_IEP0 7
58 #define GT_PORT_FE2 10
59 #define GT_PORT_IEP1 11
60 #define GT_PORT_VED 12
61 #define GT_PORT_VEE 13
63 #define GT_PORT_CSI 15
65 #define GT_PORT_HSI 17
68 #define GT_PORT_DMA 20
69 #define GT_PORT_NDFC0 21
70 #define GT_PORT_NDFC1 22
71 #define GT_PORT_CPUS 23
73 #define GT_PORT_GMAC 25
74 #define GT_PORT_USB0 26
75 #define GT_PORT_MSTG0 27
76 #define GT_PORT_MSTG1 28
77 #define GT_PORT_MSTG2 29
78 #define GT_PORT_MSTG3 30
79 #define GT_PORT_USB1 31
80 #define GT_PORT_GPU0 32
81 #define GT_PORT_GPU1 33
82 #define GT_PORT_USB2 34
83 #define GT_PORT_CPUM0 35
85 #define GP_MST_CFG_DEFAULT \
86 ((GT_QOS_MAX << GT_QOS_SHIFT) | \
87 (GT_THD_MAX << GT_THD1_SHIFT) | \
88 (GT_REQN_MAX << GT_REQN_SHIFT) | \
89 (GT_THD_MAX << GT_THD0_SHIFT))