diff options
author | 2025-03-08 22:04:20 +0800 | |
---|---|---|
committer | 2025-03-08 22:04:20 +0800 | |
commit | a07bb8fd1299070229f0e8f3dcb57ffd5ef9870a (patch) | |
tree | 84f21bd0bf7071bc5fc7dd989e77d7ceb5476682 /arch/mips/ath25/devices.c | |
download | ohosKernel-a07bb8fd1299070229f0e8f3dcb57ffd5ef9870a.tar.gz ohosKernel-a07bb8fd1299070229f0e8f3dcb57ffd5ef9870a.zip |
Initial commit: OpenHarmony-v4.0-ReleaseOpenHarmony-v4.0-Release
Diffstat (limited to 'arch/mips/ath25/devices.c')
-rw-r--r-- | arch/mips/ath25/devices.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/arch/mips/ath25/devices.c b/arch/mips/ath25/devices.c new file mode 100644 index 000000000..301a90282 --- /dev/null +++ b/arch/mips/ath25/devices.c | |||
@@ -0,0 +1,128 @@ | |||
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); | ||