1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* |
3 | * arch/sh/boards/mach-x3proto/setup.c |
4 | * |
5 | * Renesas SH-X3 Prototype Board Support. |
6 | * |
7 | * Copyright (C) 2007 - 2010 Paul Mundt |
8 | */ |
9 | #include <linux/init.h> |
10 | #include <linux/platform_device.h> |
11 | #include <linux/kernel.h> |
12 | #include <linux/io.h> |
13 | #include <linux/smc91x.h> |
14 | #include <linux/irq.h> |
15 | #include <linux/interrupt.h> |
16 | #include <linux/input.h> |
17 | #include <linux/usb/r8a66597.h> |
18 | #include <linux/usb/m66592.h> |
19 | #include <linux/gpio/driver.h> |
20 | #include <linux/gpio_keys.h> |
21 | #include <mach/ilsel.h> |
22 | #include <mach/hardware.h> |
23 | #include <asm/smp-ops.h> |
24 | |
25 | static struct resource heartbeat_resources[] = { |
26 | [0] = { |
27 | .start = 0xb8140020, |
28 | .end = 0xb8140020, |
29 | .flags = IORESOURCE_MEM, |
30 | }, |
31 | }; |
32 | |
33 | static struct platform_device heartbeat_device = { |
34 | .name = "heartbeat" , |
35 | .id = -1, |
36 | .num_resources = ARRAY_SIZE(heartbeat_resources), |
37 | .resource = heartbeat_resources, |
38 | }; |
39 | |
40 | static struct smc91x_platdata smc91x_info = { |
41 | .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, |
42 | }; |
43 | |
44 | static struct resource smc91x_resources[] = { |
45 | [0] = { |
46 | .start = 0x18000300, |
47 | .end = 0x18000300 + 0x10 - 1, |
48 | .flags = IORESOURCE_MEM, |
49 | }, |
50 | [1] = { |
51 | /* Filled in by ilsel */ |
52 | .flags = IORESOURCE_IRQ, |
53 | }, |
54 | }; |
55 | |
56 | static struct platform_device smc91x_device = { |
57 | .name = "smc91x" , |
58 | .id = -1, |
59 | .resource = smc91x_resources, |
60 | .num_resources = ARRAY_SIZE(smc91x_resources), |
61 | .dev = { |
62 | .platform_data = &smc91x_info, |
63 | }, |
64 | }; |
65 | |
66 | static struct r8a66597_platdata r8a66597_data = { |
67 | .xtal = R8A66597_PLATDATA_XTAL_12MHZ, |
68 | .vif = 1, |
69 | }; |
70 | |
71 | static struct resource r8a66597_usb_host_resources[] = { |
72 | [0] = { |
73 | .start = 0x18040000, |
74 | .end = 0x18080000 - 1, |
75 | .flags = IORESOURCE_MEM, |
76 | }, |
77 | [1] = { |
78 | /* Filled in by ilsel */ |
79 | .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, |
80 | }, |
81 | }; |
82 | |
83 | static struct platform_device r8a66597_usb_host_device = { |
84 | .name = "r8a66597_hcd" , |
85 | .id = -1, |
86 | .dev = { |
87 | .dma_mask = NULL, /* don't use dma */ |
88 | .coherent_dma_mask = 0xffffffff, |
89 | .platform_data = &r8a66597_data, |
90 | }, |
91 | .num_resources = ARRAY_SIZE(r8a66597_usb_host_resources), |
92 | .resource = r8a66597_usb_host_resources, |
93 | }; |
94 | |
95 | static struct m66592_platdata usbf_platdata = { |
96 | .xtal = M66592_PLATDATA_XTAL_24MHZ, |
97 | .vif = 1, |
98 | }; |
99 | |
100 | static struct resource m66592_usb_peripheral_resources[] = { |
101 | [0] = { |
102 | .name = "m66592_udc" , |
103 | .start = 0x18080000, |
104 | .end = 0x180c0000 - 1, |
105 | .flags = IORESOURCE_MEM, |
106 | }, |
107 | [1] = { |
108 | .name = "m66592_udc" , |
109 | /* Filled in by ilsel */ |
110 | .flags = IORESOURCE_IRQ, |
111 | }, |
112 | }; |
113 | |
114 | static struct platform_device m66592_usb_peripheral_device = { |
115 | .name = "m66592_udc" , |
116 | .id = -1, |
117 | .dev = { |
118 | .dma_mask = NULL, /* don't use dma */ |
119 | .coherent_dma_mask = 0xffffffff, |
120 | .platform_data = &usbf_platdata, |
121 | }, |
122 | .num_resources = ARRAY_SIZE(m66592_usb_peripheral_resources), |
123 | .resource = m66592_usb_peripheral_resources, |
124 | }; |
125 | |
126 | static struct gpio_keys_button baseboard_buttons[NR_BASEBOARD_GPIOS] = { |
127 | { |
128 | .desc = "key44" , |
129 | .code = KEY_POWER, |
130 | .active_low = 1, |
131 | .wakeup = 1, |
132 | }, { |
133 | .desc = "key43" , |
134 | .code = KEY_SUSPEND, |
135 | .active_low = 1, |
136 | .wakeup = 1, |
137 | }, { |
138 | .desc = "key42" , |
139 | .code = KEY_KATAKANAHIRAGANA, |
140 | .active_low = 1, |
141 | }, { |
142 | .desc = "key41" , |
143 | .code = KEY_SWITCHVIDEOMODE, |
144 | .active_low = 1, |
145 | }, { |
146 | .desc = "key34" , |
147 | .code = KEY_F12, |
148 | .active_low = 1, |
149 | }, { |
150 | .desc = "key33" , |
151 | .code = KEY_F11, |
152 | .active_low = 1, |
153 | }, { |
154 | .desc = "key32" , |
155 | .code = KEY_F10, |
156 | .active_low = 1, |
157 | }, { |
158 | .desc = "key31" , |
159 | .code = KEY_F9, |
160 | .active_low = 1, |
161 | }, { |
162 | .desc = "key24" , |
163 | .code = KEY_F8, |
164 | .active_low = 1, |
165 | }, { |
166 | .desc = "key23" , |
167 | .code = KEY_F7, |
168 | .active_low = 1, |
169 | }, { |
170 | .desc = "key22" , |
171 | .code = KEY_F6, |
172 | .active_low = 1, |
173 | }, { |
174 | .desc = "key21" , |
175 | .code = KEY_F5, |
176 | .active_low = 1, |
177 | }, { |
178 | .desc = "key14" , |
179 | .code = KEY_F4, |
180 | .active_low = 1, |
181 | }, { |
182 | .desc = "key13" , |
183 | .code = KEY_F3, |
184 | .active_low = 1, |
185 | }, { |
186 | .desc = "key12" , |
187 | .code = KEY_F2, |
188 | .active_low = 1, |
189 | }, { |
190 | .desc = "key11" , |
191 | .code = KEY_F1, |
192 | .active_low = 1, |
193 | }, |
194 | }; |
195 | |
196 | static struct gpio_keys_platform_data baseboard_buttons_data = { |
197 | .buttons = baseboard_buttons, |
198 | .nbuttons = ARRAY_SIZE(baseboard_buttons), |
199 | }; |
200 | |
201 | static struct platform_device baseboard_buttons_device = { |
202 | .name = "gpio-keys" , |
203 | .id = -1, |
204 | .dev = { |
205 | .platform_data = &baseboard_buttons_data, |
206 | }, |
207 | }; |
208 | |
209 | static struct platform_device *x3proto_devices[] __initdata = { |
210 | &heartbeat_device, |
211 | &smc91x_device, |
212 | &r8a66597_usb_host_device, |
213 | &m66592_usb_peripheral_device, |
214 | &baseboard_buttons_device, |
215 | }; |
216 | |
217 | static void __init x3proto_init_irq(void) |
218 | { |
219 | plat_irq_setup_pins(IRQ_MODE_IRL3210); |
220 | |
221 | /* Set ICR0.LVLMODE */ |
222 | __raw_writel(__raw_readl(addr: 0xfe410000) | (1 << 21), addr: 0xfe410000); |
223 | } |
224 | |
225 | static int __init x3proto_devices_setup(void) |
226 | { |
227 | int ret, i; |
228 | |
229 | /* |
230 | * IRLs are only needed for ILSEL mappings, so flip over the INTC |
231 | * pins at a later point to enable the GPIOs to settle. |
232 | */ |
233 | x3proto_init_irq(); |
234 | |
235 | /* |
236 | * Now that ILSELs are available, set up the baseboard GPIOs. |
237 | */ |
238 | ret = x3proto_gpio_setup(); |
239 | if (unlikely(ret)) |
240 | return ret; |
241 | |
242 | /* |
243 | * Propagate dynamic GPIOs for the baseboard button device. |
244 | */ |
245 | for (i = 0; i < ARRAY_SIZE(baseboard_buttons); i++) |
246 | baseboard_buttons[i].gpio = x3proto_gpio_chip.base + i; |
247 | |
248 | r8a66597_usb_host_resources[1].start = |
249 | r8a66597_usb_host_resources[1].end = ilsel_enable(ILSEL_USBH_I); |
250 | |
251 | m66592_usb_peripheral_resources[1].start = |
252 | m66592_usb_peripheral_resources[1].end = ilsel_enable(ILSEL_USBP_I); |
253 | |
254 | smc91x_resources[1].start = |
255 | smc91x_resources[1].end = ilsel_enable(ILSEL_LAN); |
256 | |
257 | return platform_add_devices(x3proto_devices, |
258 | ARRAY_SIZE(x3proto_devices)); |
259 | } |
260 | device_initcall(x3proto_devices_setup); |
261 | |
262 | static void __init x3proto_setup(char **cmdline_p) |
263 | { |
264 | register_smp_ops(&shx3_smp_ops); |
265 | } |
266 | |
267 | static struct sh_machine_vector mv_x3proto __initmv = { |
268 | .mv_name = "x3proto" , |
269 | .mv_setup = x3proto_setup, |
270 | }; |
271 | |