1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun #include <linux/kernel.h>
3*4882a593Smuzhiyun #include <linux/init.h>
4*4882a593Smuzhiyun #include <linux/serial_8250.h>
5*4882a593Smuzhiyun #include <linux/platform_device.h>
6*4882a593Smuzhiyun #include <asm/bootinfo.h>
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include <ath25_platform.h>
9*4882a593Smuzhiyun #include "devices.h"
10*4882a593Smuzhiyun #include "ar5312.h"
11*4882a593Smuzhiyun #include "ar2315.h"
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun struct ar231x_board_config ath25_board;
14*4882a593Smuzhiyun enum ath25_soc_type ath25_soc = ATH25_SOC_UNKNOWN;
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun static struct resource ath25_wmac0_res[] = {
17*4882a593Smuzhiyun {
18*4882a593Smuzhiyun .name = "wmac0_membase",
19*4882a593Smuzhiyun .flags = IORESOURCE_MEM,
20*4882a593Smuzhiyun },
21*4882a593Smuzhiyun {
22*4882a593Smuzhiyun .name = "wmac0_irq",
23*4882a593Smuzhiyun .flags = IORESOURCE_IRQ,
24*4882a593Smuzhiyun }
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun static struct resource ath25_wmac1_res[] = {
28*4882a593Smuzhiyun {
29*4882a593Smuzhiyun .name = "wmac1_membase",
30*4882a593Smuzhiyun .flags = IORESOURCE_MEM,
31*4882a593Smuzhiyun },
32*4882a593Smuzhiyun {
33*4882a593Smuzhiyun .name = "wmac1_irq",
34*4882a593Smuzhiyun .flags = IORESOURCE_IRQ,
35*4882a593Smuzhiyun }
36*4882a593Smuzhiyun };
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun static struct platform_device ath25_wmac[] = {
39*4882a593Smuzhiyun {
40*4882a593Smuzhiyun .id = 0,
41*4882a593Smuzhiyun .name = "ar231x-wmac",
42*4882a593Smuzhiyun .resource = ath25_wmac0_res,
43*4882a593Smuzhiyun .num_resources = ARRAY_SIZE(ath25_wmac0_res),
44*4882a593Smuzhiyun .dev.platform_data = &ath25_board,
45*4882a593Smuzhiyun },
46*4882a593Smuzhiyun {
47*4882a593Smuzhiyun .id = 1,
48*4882a593Smuzhiyun .name = "ar231x-wmac",
49*4882a593Smuzhiyun .resource = ath25_wmac1_res,
50*4882a593Smuzhiyun .num_resources = ARRAY_SIZE(ath25_wmac1_res),
51*4882a593Smuzhiyun .dev.platform_data = &ath25_board,
52*4882a593Smuzhiyun },
53*4882a593Smuzhiyun };
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun static const char * const soc_type_strings[] = {
56*4882a593Smuzhiyun [ATH25_SOC_AR5312] = "Atheros AR5312",
57*4882a593Smuzhiyun [ATH25_SOC_AR2312] = "Atheros AR2312",
58*4882a593Smuzhiyun [ATH25_SOC_AR2313] = "Atheros AR2313",
59*4882a593Smuzhiyun [ATH25_SOC_AR2315] = "Atheros AR2315",
60*4882a593Smuzhiyun [ATH25_SOC_AR2316] = "Atheros AR2316",
61*4882a593Smuzhiyun [ATH25_SOC_AR2317] = "Atheros AR2317",
62*4882a593Smuzhiyun [ATH25_SOC_AR2318] = "Atheros AR2318",
63*4882a593Smuzhiyun [ATH25_SOC_UNKNOWN] = "Atheros (unknown)",
64*4882a593Smuzhiyun };
65*4882a593Smuzhiyun
get_system_type(void)66*4882a593Smuzhiyun const char *get_system_type(void)
67*4882a593Smuzhiyun {
68*4882a593Smuzhiyun if ((ath25_soc >= ARRAY_SIZE(soc_type_strings)) ||
69*4882a593Smuzhiyun !soc_type_strings[ath25_soc])
70*4882a593Smuzhiyun return soc_type_strings[ATH25_SOC_UNKNOWN];
71*4882a593Smuzhiyun return soc_type_strings[ath25_soc];
72*4882a593Smuzhiyun }
73*4882a593Smuzhiyun
ath25_serial_setup(u32 mapbase,int irq,unsigned int uartclk)74*4882a593Smuzhiyun void __init ath25_serial_setup(u32 mapbase, int irq, unsigned int uartclk)
75*4882a593Smuzhiyun {
76*4882a593Smuzhiyun #ifdef CONFIG_SERIAL_8250_CONSOLE
77*4882a593Smuzhiyun struct uart_port s;
78*4882a593Smuzhiyun
79*4882a593Smuzhiyun memset(&s, 0, sizeof(s));
80*4882a593Smuzhiyun
81*4882a593Smuzhiyun s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP;
82*4882a593Smuzhiyun s.iotype = UPIO_MEM32;
83*4882a593Smuzhiyun s.irq = irq;
84*4882a593Smuzhiyun s.regshift = 2;
85*4882a593Smuzhiyun s.mapbase = mapbase;
86*4882a593Smuzhiyun s.uartclk = uartclk;
87*4882a593Smuzhiyun
88*4882a593Smuzhiyun early_serial_setup(&s);
89*4882a593Smuzhiyun #endif /* CONFIG_SERIAL_8250_CONSOLE */
90*4882a593Smuzhiyun }
91*4882a593Smuzhiyun
ath25_add_wmac(int nr,u32 base,int irq)92*4882a593Smuzhiyun int __init ath25_add_wmac(int nr, u32 base, int irq)
93*4882a593Smuzhiyun {
94*4882a593Smuzhiyun struct resource *res;
95*4882a593Smuzhiyun
96*4882a593Smuzhiyun ath25_wmac[nr].dev.platform_data = &ath25_board;
97*4882a593Smuzhiyun res = &ath25_wmac[nr].resource[0];
98*4882a593Smuzhiyun res->start = base;
99*4882a593Smuzhiyun res->end = base + 0x10000 - 1;
100*4882a593Smuzhiyun res++;
101*4882a593Smuzhiyun res->start = irq;
102*4882a593Smuzhiyun res->end = irq;
103*4882a593Smuzhiyun return platform_device_register(&ath25_wmac[nr]);
104*4882a593Smuzhiyun }
105*4882a593Smuzhiyun
ath25_register_devices(void)106*4882a593Smuzhiyun static int __init ath25_register_devices(void)
107*4882a593Smuzhiyun {
108*4882a593Smuzhiyun if (is_ar5312())
109*4882a593Smuzhiyun ar5312_init_devices();
110*4882a593Smuzhiyun else
111*4882a593Smuzhiyun ar2315_init_devices();
112*4882a593Smuzhiyun
113*4882a593Smuzhiyun return 0;
114*4882a593Smuzhiyun }
115*4882a593Smuzhiyun
116*4882a593Smuzhiyun device_initcall(ath25_register_devices);
117*4882a593Smuzhiyun
ath25_arch_init(void)118*4882a593Smuzhiyun static int __init ath25_arch_init(void)
119*4882a593Smuzhiyun {
120*4882a593Smuzhiyun if (is_ar5312())
121*4882a593Smuzhiyun ar5312_arch_init();
122*4882a593Smuzhiyun else
123*4882a593Smuzhiyun ar2315_arch_init();
124*4882a593Smuzhiyun
125*4882a593Smuzhiyun return 0;
126*4882a593Smuzhiyun }
127*4882a593Smuzhiyun
128*4882a593Smuzhiyun arch_initcall(ath25_arch_init);
129