1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/kernel.h>
3 #include <linux/init.h>
4 #include <linux/serial_8250.h>
5 #include <linux/platform_device.h>
6 #include <asm/bootinfo.h>
7
8 #include <ath25_platform.h>
9 #include "devices.h"
10 #include "ar5312.h"
11 #include "ar2315.h"
12
13 struct ar231x_board_config ath25_board;
14 enum ath25_soc_type ath25_soc = ATH25_SOC_UNKNOWN;
15
16 static struct resource ath25_wmac0_res[] = {
17 {
18 .name = "wmac0_membase",
19 .flags = IORESOURCE_MEM,
20 },
21 {
22 .name = "wmac0_irq",
23 .flags = IORESOURCE_IRQ,
24 }
25 };
26
27 static struct resource ath25_wmac1_res[] = {
28 {
29 .name = "wmac1_membase",
30 .flags = IORESOURCE_MEM,
31 },
32 {
33 .name = "wmac1_irq",
34 .flags = IORESOURCE_IRQ,
35 }
36 };
37
38 static struct platform_device ath25_wmac[] = {
39 {
40 .id = 0,
41 .name = "ar231x-wmac",
42 .resource = ath25_wmac0_res,
43 .num_resources = ARRAY_SIZE(ath25_wmac0_res),
44 .dev.platform_data = &ath25_board,
45 },
46 {
47 .id = 1,
48 .name = "ar231x-wmac",
49 .resource = ath25_wmac1_res,
50 .num_resources = ARRAY_SIZE(ath25_wmac1_res),
51 .dev.platform_data = &ath25_board,
52 },
53 };
54
55 static const char * const soc_type_strings[] = {
56 [ATH25_SOC_AR5312] = "Atheros AR5312",
57 [ATH25_SOC_AR2312] = "Atheros AR2312",
58 [ATH25_SOC_AR2313] = "Atheros AR2313",
59 [ATH25_SOC_AR2315] = "Atheros AR2315",
60 [ATH25_SOC_AR2316] = "Atheros AR2316",
61 [ATH25_SOC_AR2317] = "Atheros AR2317",
62 [ATH25_SOC_AR2318] = "Atheros AR2318",
63 [ATH25_SOC_UNKNOWN] = "Atheros (unknown)",
64 };
65
66 const char *get_system_type(void)
67 {
68 if ((ath25_soc >= ARRAY_SIZE(soc_type_strings)) ||
69 !soc_type_strings[ath25_soc])
70 return soc_type_strings[ATH25_SOC_UNKNOWN];
71 return soc_type_strings[ath25_soc];
72 }
73
74 void __init ath25_serial_setup(u32 mapbase, int irq, unsigned int uartclk)
75 {
76 #ifdef CONFIG_SERIAL_8250_CONSOLE
77 struct uart_port s;
78
79 memset(&s, 0, sizeof(s));
80
81 s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP;
82 s.iotype = UPIO_MEM32;
83 s.irq = irq;
84 s.regshift = 2;
85 s.mapbase = mapbase;
86 s.uartclk = uartclk;
87
88 early_serial_setup(&s);
89 #endif /* CONFIG_SERIAL_8250_CONSOLE */
90 }
91
92 int __init ath25_add_wmac(int nr, u32 base, int irq)
93 {
94 struct resource *res;
95
96 ath25_wmac[nr].dev.platform_data = &ath25_board;
97 res = &ath25_wmac[nr].resource[0];
98 res->start = base;
99 res->end = base + 0x10000 - 1;
100 res++;
101 res->start = irq;
102 res->end = irq;
103 return platform_device_register(&ath25_wmac[nr]);
104 }
105
106 static int __init ath25_register_devices(void)
107 {
108 if (is_ar5312())
109 ar5312_init_devices();
110 else
111 ar2315_init_devices();
112
113 return 0;
114 }
115
116 device_initcall(ath25_register_devices);
117
118 static int __init ath25_arch_init(void)
119 {
120 if (is_ar5312())
121 ar5312_arch_init();
122 else
123 ar2315_arch_init();
124
125 return 0;
126 }
127
128 arch_initcall(ath25_arch_init);
129
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