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[mirror_ubuntu-kernels.git] / arch / sh / kernel / cpu / sh4a / setup-sh7785.c
CommitLineData
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1/*
2 * SH7785 Setup
3 *
4 * Copyright (C) 2007 Paul Mundt
5 *
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file "COPYING" in the main directory of this archive
8 * for more details.
9 */
10#include <linux/platform_device.h>
11#include <linux/init.h>
12#include <linux/serial.h>
96de1a8f 13#include <linux/serial_sci.h>
953c8ef2 14#include <linux/io.h>
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15#include <linux/mm.h>
16#include <asm/mmzone.h>
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17
18static struct plat_sci_port sci_platform_data[] = {
19 {
20 .mapbase = 0xffea0000,
21 .flags = UPF_BOOT_AUTOCONF,
22 .type = PORT_SCIF,
23 .irqs = { 40, 41, 43, 42 },
24 }, {
25 .mapbase = 0xffeb0000,
26 .flags = UPF_BOOT_AUTOCONF,
27 .type = PORT_SCIF,
28 .irqs = { 44, 45, 47, 46 },
29 },
30
31 /*
32 * The rest of these all have multiplexed IRQs
33 */
34 {
35 .mapbase = 0xffec0000,
36 .flags = UPF_BOOT_AUTOCONF,
37 .type = PORT_SCIF,
38 .irqs = { 60, 60, 60, 60 },
39 }, {
40 .mapbase = 0xffed0000,
41 .flags = UPF_BOOT_AUTOCONF,
42 .type = PORT_SCIF,
43 .irqs = { 61, 61, 61, 61 },
44 }, {
45 .mapbase = 0xffee0000,
46 .flags = UPF_BOOT_AUTOCONF,
47 .type = PORT_SCIF,
48 .irqs = { 62, 62, 62, 62 },
49 }, {
50 .mapbase = 0xffef0000,
51 .flags = UPF_BOOT_AUTOCONF,
52 .type = PORT_SCIF,
53 .irqs = { 63, 63, 63, 63 },
54 }, {
55 .flags = 0,
56 }
57};
58
59static struct platform_device sci_device = {
60 .name = "sh-sci",
61 .id = -1,
62 .dev = {
63 .platform_data = sci_platform_data,
64 },
65};
66
67static struct platform_device *sh7785_devices[] __initdata = {
68 &sci_device,
69};
70
71static int __init sh7785_devices_setup(void)
72{
73 return platform_add_devices(sh7785_devices,
74 ARRAY_SIZE(sh7785_devices));
75}
76__initcall(sh7785_devices_setup);
77
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78enum {
79 UNUSED = 0,
80
81 /* interrupt sources */
82
83 IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
84 IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
85 IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
86 IRL0_HHLL, IRL0_HHLH, IRL0_HHHL,
87
88 IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
89 IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
90 IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
91 IRL4_HHLL, IRL4_HHLH, IRL4_HHHL,
92
93 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
94 WDT,
95 TMU0, TMU1, TMU2, TMU2_TICPI,
96 HUDI,
97 DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, DMAC0_DMINT3,
98 DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE,
99 SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI,
100 SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI,
101 DMAC1_DMINT6, DMAC1_DMINT7, DMAC1_DMINT8, DMAC1_DMINT9,
102 DMAC1_DMINT10, DMAC1_DMINT11, DMAC1_DMAE,
103 HSPI,
104 SCIF2, SCIF3, SCIF4, SCIF5,
105 PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD,
106 PCIERR, PCIPWD3, PCIPWD2, PCIPWD1, PCIPWD0,
107 SIOF,
108 MMCIF_FSTAT, MMCIF_TRAN, MMCIF_ERR, MMCIF_FRDY,
109 DU,
110 GDTA_GACLI, GDTA_GAMCI, GDTA_GAERI,
111 TMU3, TMU4, TMU5,
112 SSI0, SSI1,
113 HAC0, HAC1,
114 FLCTL_FLSTE, FLCTL_FLEND, FLCTL_FLTRQ0, FLCTL_FLTRQ1,
115 GPIOI0, GPIOI1, GPIOI2, GPIOI3,
116
117 /* interrupt groups */
118
119 TMU012, DMAC0, SCIF0, SCIF1, DMAC1,
120 PCIC5, MMCIF, GDTA, TMU345, FLCTL, GPIO
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121};
122
5c37e025 123static struct intc_vect vectors[] __initdata = {
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124 INTC_VECT(WDT, 0x560),
125 INTC_VECT(TMU0, 0x580), INTC_VECT(TMU1, 0x5a0),
126 INTC_VECT(TMU2, 0x5c0), INTC_VECT(TMU2_TICPI, 0x5e0),
127 INTC_VECT(HUDI, 0x600),
128 INTC_VECT(DMAC0_DMINT0, 0x620), INTC_VECT(DMAC0_DMINT1, 0x640),
129 INTC_VECT(DMAC0_DMINT2, 0x660), INTC_VECT(DMAC0_DMINT3, 0x680),
130 INTC_VECT(DMAC0_DMINT4, 0x6a0), INTC_VECT(DMAC0_DMINT5, 0x6c0),
131 INTC_VECT(DMAC0_DMAE, 0x6e0),
132 INTC_VECT(SCIF0_ERI, 0x700), INTC_VECT(SCIF0_RXI, 0x720),
133 INTC_VECT(SCIF0_BRI, 0x740), INTC_VECT(SCIF0_TXI, 0x760),
134 INTC_VECT(SCIF1_ERI, 0x780), INTC_VECT(SCIF1_RXI, 0x7a0),
135 INTC_VECT(SCIF1_BRI, 0x7c0), INTC_VECT(SCIF1_TXI, 0x7e0),
136 INTC_VECT(DMAC1_DMINT6, 0x880), INTC_VECT(DMAC1_DMINT7, 0x8a0),
137 INTC_VECT(DMAC1_DMINT8, 0x8c0), INTC_VECT(DMAC1_DMINT9, 0x8e0),
138 INTC_VECT(DMAC1_DMINT10, 0x900), INTC_VECT(DMAC1_DMINT11, 0x920),
139 INTC_VECT(DMAC1_DMAE, 0x940),
140 INTC_VECT(HSPI, 0x960),
141 INTC_VECT(SCIF2, 0x980), INTC_VECT(SCIF3, 0x9a0),
142 INTC_VECT(SCIF4, 0x9c0), INTC_VECT(SCIF5, 0x9e0),
143 INTC_VECT(PCISERR, 0xa00), INTC_VECT(PCIINTA, 0xa20),
144 INTC_VECT(PCIINTB, 0xa40), INTC_VECT(PCIINTC, 0xa60),
145 INTC_VECT(PCIINTD, 0xa80), INTC_VECT(PCIERR, 0xaa0),
146 INTC_VECT(PCIPWD3, 0xac0), INTC_VECT(PCIPWD2, 0xae0),
147 INTC_VECT(PCIPWD1, 0xb00), INTC_VECT(PCIPWD0, 0xb20),
148 INTC_VECT(SIOF, 0xc00),
149 INTC_VECT(MMCIF_FSTAT, 0xd00), INTC_VECT(MMCIF_TRAN, 0xd20),
150 INTC_VECT(MMCIF_ERR, 0xd40), INTC_VECT(MMCIF_FRDY, 0xd60),
151 INTC_VECT(DU, 0xd80),
152 INTC_VECT(GDTA_GACLI, 0xda0), INTC_VECT(GDTA_GAMCI, 0xdc0),
153 INTC_VECT(GDTA_GAERI, 0xde0),
154 INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20),
155 INTC_VECT(TMU5, 0xe40),
156 INTC_VECT(SSI0, 0xe80), INTC_VECT(SSI1, 0xea0),
157 INTC_VECT(HAC0, 0xec0), INTC_VECT(HAC1, 0xee0),
158 INTC_VECT(FLCTL_FLSTE, 0xf00), INTC_VECT(FLCTL_FLEND, 0xf20),
159 INTC_VECT(FLCTL_FLTRQ0, 0xf40), INTC_VECT(FLCTL_FLTRQ1, 0xf60),
160 INTC_VECT(GPIOI0, 0xf80), INTC_VECT(GPIOI1, 0xfa0),
161 INTC_VECT(GPIOI2, 0xfc0), INTC_VECT(GPIOI3, 0xfe0),
162};
d619500a 163
5c37e025 164static struct intc_group groups[] __initdata = {
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165 INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI),
166 INTC_GROUP(DMAC0, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2,
167 DMAC0_DMINT3, DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE),
168 INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI),
169 INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI),
170 INTC_GROUP(DMAC1, DMAC1_DMINT6, DMAC1_DMINT7, DMAC1_DMINT8,
171 DMAC1_DMINT9, DMAC1_DMINT10, DMAC1_DMINT11, DMAC1_DMAE),
172 INTC_GROUP(PCIC5, PCIERR, PCIPWD3, PCIPWD2, PCIPWD1, PCIPWD0),
173 INTC_GROUP(MMCIF, MMCIF_FSTAT, MMCIF_TRAN, MMCIF_ERR, MMCIF_FRDY),
174 INTC_GROUP(GDTA, GDTA_GACLI, GDTA_GAMCI, GDTA_GAERI),
175 INTC_GROUP(TMU345, TMU3, TMU4, TMU5),
176 INTC_GROUP(FLCTL, FLCTL_FLSTE, FLCTL_FLEND,
177 FLCTL_FLTRQ0, FLCTL_FLTRQ1),
178 INTC_GROUP(GPIO, GPIOI0, GPIOI1, GPIOI2, GPIOI3),
179};
d619500a 180
5c37e025 181static struct intc_mask_reg mask_registers[] __initdata = {
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182 { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
183 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
184
185 { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
186 { IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
187 IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
188 IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
189 IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0,
190 IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
191 IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
192 IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
193 IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } },
194
195 { 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */
196 { 0, 0, 0, GDTA, DU, SSI0, SSI1, GPIO,
197 FLCTL, MMCIF, HSPI, SIOF, PCIC5, PCIINTD, PCIINTC, PCIINTB,
198 PCIINTA, PCISERR, HAC1, HAC0, DMAC1, DMAC0, HUDI, WDT,
199 SCIF5, SCIF4, SCIF3, SCIF2, SCIF1, SCIF0, TMU345, TMU012 } },
200};
201
5c37e025 202static struct intc_prio_reg prio_registers[] __initdata = {
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203 { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
204 IRQ4, IRQ5, IRQ6, IRQ7 } },
205 { 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1,
206 TMU2, TMU2_TICPI } },
207 { 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, } },
208 { 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1,
209 SCIF2, SCIF3 } },
210 { 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { SCIF4, SCIF5, WDT, } },
211 { 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { HUDI, DMAC0, DMAC1, } },
212 { 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { HAC0, HAC1,
213 PCISERR, PCIINTA } },
214 { 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { PCIINTB, PCIINTC,
215 PCIINTD, PCIC5 } },
216 { 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { SIOF, HSPI, MMCIF, } },
217 { 0xffd40020, 0, 32, 8, /* INT2PRI8 */ { FLCTL, GPIO, SSI0, SSI1, } },
218 { 0xffd40024, 0, 32, 8, /* INT2PRI9 */ { DU, GDTA, } },
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219};
220
7f3edee8 221static DECLARE_INTC_DESC(intc_desc, "sh7785", vectors, groups,
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222 mask_registers, prio_registers, NULL);
223
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224/* Support for external interrupt pins in IRQ mode */
225
5c37e025 226static struct intc_vect vectors_irq0123[] __initdata = {
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227 INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
228 INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
229};
230
5c37e025 231static struct intc_vect vectors_irq4567[] __initdata = {
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232 INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
233 INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200),
234};
235
5c37e025 236static struct intc_sense_reg sense_registers[] __initdata = {
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237 { 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
238 IRQ4, IRQ5, IRQ6, IRQ7 } },
239};
240
241static DECLARE_INTC_DESC(intc_desc_irq0123, "sh7785-irq0123", vectors_irq0123,
7f3edee8 242 NULL, mask_registers, prio_registers,
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243 sense_registers);
244
245static DECLARE_INTC_DESC(intc_desc_irq4567, "sh7785-irq4567", vectors_irq4567,
7f3edee8 246 NULL, mask_registers, prio_registers,
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247 sense_registers);
248
249/* External interrupt pins in IRL mode */
250
5c37e025 251static struct intc_vect vectors_irl0123[] __initdata = {
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252 INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220),
253 INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260),
254 INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0),
255 INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0),
256 INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320),
257 INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360),
258 INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0),
259 INTC_VECT(IRL0_HHHL, 0x3c0),
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260};
261
5c37e025 262static struct intc_vect vectors_irl4567[] __initdata = {
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263 INTC_VECT(IRL4_LLLL, 0xb00), INTC_VECT(IRL4_LLLH, 0xb20),
264 INTC_VECT(IRL4_LLHL, 0xb40), INTC_VECT(IRL4_LLHH, 0xb60),
265 INTC_VECT(IRL4_LHLL, 0xb80), INTC_VECT(IRL4_LHLH, 0xba0),
266 INTC_VECT(IRL4_LHHL, 0xbc0), INTC_VECT(IRL4_LHHH, 0xbe0),
267 INTC_VECT(IRL4_HLLL, 0xc00), INTC_VECT(IRL4_HLLH, 0xc20),
268 INTC_VECT(IRL4_HLHL, 0xc40), INTC_VECT(IRL4_HLHH, 0xc60),
269 INTC_VECT(IRL4_HHLL, 0xc80), INTC_VECT(IRL4_HHLH, 0xca0),
270 INTC_VECT(IRL4_HHHL, 0xcc0),
271};
272
273static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7785-irl0123", vectors_irl0123,
7f3edee8 274 NULL, mask_registers, NULL, NULL);
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275
276static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7785-irl4567", vectors_irl4567,
7f3edee8 277 NULL, mask_registers, NULL, NULL);
a0e23267 278
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279#define INTC_ICR0 0xffd00000
280#define INTC_INTMSK0 0xffd00044
281#define INTC_INTMSK1 0xffd00048
282#define INTC_INTMSK2 0xffd40080
283#define INTC_INTMSKCLR1 0xffd00068
284#define INTC_INTMSKCLR2 0xffd40084
285
90015c89 286void __init plat_irq_setup(void)
32351a28 287{
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288 /* disable IRQ3-0 + IRQ7-4 */
289 ctrl_outl(0xff000000, INTC_INTMSK0);
290
291 /* disable IRL3-0 + IRL7-4 */
292 ctrl_outl(0xc0000000, INTC_INTMSK1);
293 ctrl_outl(0xfffefffe, INTC_INTMSK2);
294
295 /* select IRL mode for IRL3-0 + IRL7-4 */
296 ctrl_outl(ctrl_inl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
297
298 /* disable holding function, ie enable "SH-4 Mode" */
299 ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00200000, INTC_ICR0);
300
a0e23267 301 register_intc_controller(&intc_desc);
32351a28 302}
d619500a 303
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304void __init plat_irq_setup_pins(int mode)
305{
306 switch (mode) {
307 case IRQ_MODE_IRQ7654:
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308 /* select IRQ mode for IRL7-4 */
309 ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00400000, INTC_ICR0);
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310 register_intc_controller(&intc_desc_irq4567);
311 break;
312 case IRQ_MODE_IRQ3210:
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313 /* select IRQ mode for IRL3-0 */
314 ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00800000, INTC_ICR0);
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315 register_intc_controller(&intc_desc_irq0123);
316 break;
317 case IRQ_MODE_IRL7654:
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318 /* enable IRL7-4 but don't provide any masking */
319 ctrl_outl(0x40000000, INTC_INTMSKCLR1);
320 ctrl_outl(0x0000fffe, INTC_INTMSKCLR2);
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321 break;
322 case IRQ_MODE_IRL3210:
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323 /* enable IRL0-3 but don't provide any masking */
324 ctrl_outl(0x80000000, INTC_INTMSKCLR1);
325 ctrl_outl(0xfffe0000, INTC_INTMSKCLR2);
326 break;
327 case IRQ_MODE_IRL7654_MASK:
328 /* enable IRL7-4 and mask using cpu intc controller */
329 ctrl_outl(0x40000000, INTC_INTMSKCLR1);
330 register_intc_controller(&intc_desc_irl4567);
331 break;
332 case IRQ_MODE_IRL3210_MASK:
333 /* enable IRL0-3 and mask using cpu intc controller */
334 ctrl_outl(0x80000000, INTC_INTMSKCLR1);
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335 register_intc_controller(&intc_desc_irl0123);
336 break;
337 default:
338 BUG();
339 }
340}
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341
342void __init plat_mem_setup(void)
343{
344 /* Register the URAM space as Node 1 */
675bd780 345 setup_bootmem_node(1, 0xe55f0000, 0xe5610000);
db250496 346}