1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Atheros AR71XX/AR724X/AR913X common definitions
4 *
5 * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
6 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
7 *
8 * Parts of this file are based on Atheros' 2.6.15 BSP
9 */
10
11 #ifndef __ASM_MACH_ATH79_H
12 #define __ASM_MACH_ATH79_H
13
14 #include <linux/types.h>
15 #include <linux/io.h>
16
17 enum ath79_soc_type {
18 ATH79_SOC_UNKNOWN,
19 ATH79_SOC_AR7130,
20 ATH79_SOC_AR7141,
21 ATH79_SOC_AR7161,
22 ATH79_SOC_AR7240,
23 ATH79_SOC_AR7241,
24 ATH79_SOC_AR7242,
25 ATH79_SOC_AR9130,
26 ATH79_SOC_AR9132,
27 ATH79_SOC_AR9330,
28 ATH79_SOC_AR9331,
29 ATH79_SOC_AR9341,
30 ATH79_SOC_AR9342,
31 ATH79_SOC_AR9344,
32 ATH79_SOC_QCA9533,
33 ATH79_SOC_QCA9556,
34 ATH79_SOC_QCA9558,
35 ATH79_SOC_TP9343,
36 ATH79_SOC_QCA956X,
37 };
38
39 extern enum ath79_soc_type ath79_soc;
40 extern unsigned int ath79_soc_rev;
41
42 static inline int soc_is_ar71xx(void)
43 {
44 return (ath79_soc == ATH79_SOC_AR7130 ||
45 ath79_soc == ATH79_SOC_AR7141 ||
46 ath79_soc == ATH79_SOC_AR7161);
47 }
48
49 static inline int soc_is_ar724x(void)
50 {
51 return (ath79_soc == ATH79_SOC_AR7240 ||
52 ath79_soc == ATH79_SOC_AR7241 ||
53 ath79_soc == ATH79_SOC_AR7242);
54 }
55
56 static inline int soc_is_ar7240(void)
57 {
58 return (ath79_soc == ATH79_SOC_AR7240);
59 }
60
61 static inline int soc_is_ar7241(void)
62 {
63 return (ath79_soc == ATH79_SOC_AR7241);
64 }
65
66 static inline int soc_is_ar7242(void)
67 {
68 return (ath79_soc == ATH79_SOC_AR7242);
69 }
70
71 static inline int soc_is_ar913x(void)
72 {
73 return (ath79_soc == ATH79_SOC_AR9130 ||
74 ath79_soc == ATH79_SOC_AR9132);
75 }
76
77 static inline int soc_is_ar933x(void)
78 {
79 return (ath79_soc == ATH79_SOC_AR9330 ||
80 ath79_soc == ATH79_SOC_AR9331);
81 }
82
83 static inline int soc_is_ar9341(void)
84 {
85 return (ath79_soc == ATH79_SOC_AR9341);
86 }
87
88 static inline int soc_is_ar9342(void)
89 {
90 return (ath79_soc == ATH79_SOC_AR9342);
91 }
92
93 static inline int soc_is_ar9344(void)
94 {
95 return (ath79_soc == ATH79_SOC_AR9344);
96 }
97
98 static inline int soc_is_ar934x(void)
99 {
100 return soc_is_ar9341() || soc_is_ar9342() || soc_is_ar9344();
101 }
102
103 static inline int soc_is_qca9533(void)
104 {
105 return ath79_soc == ATH79_SOC_QCA9533;
106 }
107
108 static inline int soc_is_qca953x(void)
109 {
110 return soc_is_qca9533();
111 }
112
113 static inline int soc_is_qca9556(void)
114 {
115 return ath79_soc == ATH79_SOC_QCA9556;
116 }
117
118 static inline int soc_is_qca9558(void)
119 {
120 return ath79_soc == ATH79_SOC_QCA9558;
121 }
122
123 static inline int soc_is_qca955x(void)
124 {
125 return soc_is_qca9556() || soc_is_qca9558();
126 }
127
128 static inline int soc_is_tp9343(void)
129 {
130 return ath79_soc == ATH79_SOC_TP9343;
131 }
132
133 static inline int soc_is_qca9561(void)
134 {
135 return ath79_soc == ATH79_SOC_QCA956X;
136 }
137
138 static inline int soc_is_qca9563(void)
139 {
140 return ath79_soc == ATH79_SOC_QCA956X;
141 }
142
143 static inline int soc_is_qca956x(void)
144 {
145 return soc_is_qca9561() || soc_is_qca9563();
146 }
147
148 void ath79_ddr_wb_flush(unsigned int reg);
149 void ath79_ddr_set_pci_windows(void);
150
151 extern void __iomem *ath79_pll_base;
152 extern void __iomem *ath79_reset_base;
153
154 static inline void ath79_pll_wr(unsigned reg, u32 val)
155 {
156 __raw_writel(val, ath79_pll_base + reg);
157 }
158
159 static inline u32 ath79_pll_rr(unsigned reg)
160 {
161 return __raw_readl(ath79_pll_base + reg);
162 }
163
164 static inline void ath79_reset_wr(unsigned reg, u32 val)
165 {
166 __raw_writel(val, ath79_reset_base + reg);
167 (void) __raw_readl(ath79_reset_base + reg); /* flush */
168 }
169
170 static inline u32 ath79_reset_rr(unsigned reg)
171 {
172 return __raw_readl(ath79_reset_base + reg);
173 }
174
175 void ath79_device_reset_set(u32 mask);
176 void ath79_device_reset_clear(u32 mask);
177
178 #endif /* __ASM_MACH_ATH79_H */
179
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