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-rw-r--r--arch/arm/mach-at91rm9200/Makefile6
-rw-r--r--arch/arm/mach-at91rm9200/at91sam9260.c294
-rw-r--r--arch/arm/mach-at91rm9200/at91sam9261.c289
-rw-r--r--arch/arm/mach-at91rm9200/generic.h5
4 files changed, 591 insertions, 3 deletions
diff --git a/arch/arm/mach-at91rm9200/Makefile b/arch/arm/mach-at91rm9200/Makefile
index 568d8d76cde0..40e89bf459f1 100644
--- a/arch/arm/mach-at91rm9200/Makefile
+++ b/arch/arm/mach-at91rm9200/Makefile
@@ -11,10 +11,10 @@ obj-$(CONFIG_PM) += pm.o
11 11
12# CPU-specific support 12# CPU-specific support
13obj-$(CONFIG_ARCH_AT91RM9200) += at91rm9200.o at91rm9200_time.o at91rm9200_devices.c 13obj-$(CONFIG_ARCH_AT91RM9200) += at91rm9200.o at91rm9200_time.o at91rm9200_devices.c
14obj-$(CONFIG_ARCH_AT91SAM9260) += 14obj-$(CONFIG_ARCH_AT91SAM9260) += at91sam9260.o
15obj-$(CONFIG_ARCH_AT91SAM9261) += 15obj-$(CONFIG_ARCH_AT91SAM9261) += at91sam9261.o
16 16
17# AT91RM9200 Board-specific support 17# AT91RM9200 board-specific support
18obj-$(CONFIG_MACH_ONEARM) += board-1arm.o 18obj-$(CONFIG_MACH_ONEARM) += board-1arm.o
19obj-$(CONFIG_ARCH_AT91RM9200DK) += board-dk.o 19obj-$(CONFIG_ARCH_AT91RM9200DK) += board-dk.o
20obj-$(CONFIG_MACH_AT91RM9200EK) += board-ek.o 20obj-$(CONFIG_MACH_AT91RM9200EK) += board-ek.o
diff --git a/arch/arm/mach-at91rm9200/at91sam9260.c b/arch/arm/mach-at91rm9200/at91sam9260.c
new file mode 100644
index 000000000000..203f073a53e6
--- /dev/null
+++ b/arch/arm/mach-at91rm9200/at91sam9260.c
@@ -0,0 +1,294 @@
1/*
2 * arch/arm/mach-at91rm9200/at91sam9260.c
3 *
4 * Copyright (C) 2006 SAN People
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 */
12
13#include <linux/module.h>
14
15#include <asm/mach/arch.h>
16#include <asm/mach/map.h>
17#include <asm/arch/at91sam9260.h>
18#include <asm/arch/at91_pmc.h>
19
20#include "generic.h"
21#include "clock.h"
22
23static struct map_desc at91sam9260_io_desc[] __initdata = {
24 {
25 .virtual = AT91_VA_BASE_SYS,
26 .pfn = __phys_to_pfn(AT91_BASE_SYS),
27 .length = SZ_16K,
28 .type = MT_DEVICE,
29 }, {
30 .virtual = AT91_IO_VIRT_BASE - AT91SAM9260_SRAM0_SIZE,
31 .pfn = __phys_to_pfn(AT91SAM9260_SRAM0_BASE),
32 .length = AT91SAM9260_SRAM0_SIZE,
33 .type = MT_DEVICE,
34 }, {
35 .virtual = AT91_IO_VIRT_BASE - AT91SAM9260_SRAM0_SIZE - AT91SAM9260_SRAM1_SIZE,
36 .pfn = __phys_to_pfn(AT91SAM9260_SRAM1_BASE),
37 .length = AT91SAM9260_SRAM1_SIZE,
38 .type = MT_DEVICE,
39 },
40};
41
42/* --------------------------------------------------------------------
43 * Clocks
44 * -------------------------------------------------------------------- */
45
46/*
47 * The peripheral clocks.
48 */
49static struct clk pioA_clk = {
50 .name = "pioA_clk",
51 .pmc_mask = 1 << AT91SAM9260_ID_PIOA,
52 .type = CLK_TYPE_PERIPHERAL,
53};
54static struct clk pioB_clk = {
55 .name = "pioB_clk",
56 .pmc_mask = 1 << AT91SAM9260_ID_PIOB,
57 .type = CLK_TYPE_PERIPHERAL,
58};
59static struct clk pioC_clk = {
60 .name = "pioC_clk",
61 .pmc_mask = 1 << AT91SAM9260_ID_PIOC,
62 .type = CLK_TYPE_PERIPHERAL,
63};
64static struct clk adc_clk = {
65 .name = "adc_clk",
66 .pmc_mask = 1 << AT91SAM9260_ID_ADC,
67 .type = CLK_TYPE_PERIPHERAL,
68};
69static struct clk usart0_clk = {
70 .name = "usart0_clk",
71 .pmc_mask = 1 << AT91SAM9260_ID_US0,
72 .type = CLK_TYPE_PERIPHERAL,
73};
74static struct clk usart1_clk = {
75 .name = "usart1_clk",
76 .pmc_mask = 1 << AT91SAM9260_ID_US1,
77 .type = CLK_TYPE_PERIPHERAL,
78};
79static struct clk usart2_clk = {
80 .name = "usart2_clk",
81 .pmc_mask = 1 << AT91SAM9260_ID_US2,
82 .type = CLK_TYPE_PERIPHERAL,
83};
84static struct clk mmc_clk = {
85 .name = "mci_clk",
86 .pmc_mask = 1 << AT91SAM9260_ID_MCI,
87 .type = CLK_TYPE_PERIPHERAL,
88};
89static struct clk udc_clk = {
90 .name = "udc_clk",
91 .pmc_mask = 1 << AT91SAM9260_ID_UDP,
92 .type = CLK_TYPE_PERIPHERAL,
93};
94static struct clk twi_clk = {
95 .name = "twi_clk",
96 .pmc_mask = 1 << AT91SAM9260_ID_TWI,
97 .type = CLK_TYPE_PERIPHERAL,
98};
99static struct clk spi0_clk = {
100 .name = "spi0_clk",
101 .pmc_mask = 1 << AT91SAM9260_ID_SPI0,
102 .type = CLK_TYPE_PERIPHERAL,
103};
104static struct clk spi1_clk = {
105 .name = "spi1_clk",
106 .pmc_mask = 1 << AT91SAM9260_ID_SPI1,
107 .type = CLK_TYPE_PERIPHERAL,
108};
109static struct clk ohci_clk = {
110 .name = "ohci_clk",
111 .pmc_mask = 1 << AT91SAM9260_ID_UHP,
112 .type = CLK_TYPE_PERIPHERAL,
113};
114static struct clk ether_clk = {
115 .name = "ether_clk",
116 .pmc_mask = 1 << AT91SAM9260_ID_EMAC,
117 .type = CLK_TYPE_PERIPHERAL,
118};
119static struct clk isi_clk = {
120 .name = "isi_clk",
121 .pmc_mask = 1 << AT91SAM9260_ID_ISI,
122 .type = CLK_TYPE_PERIPHERAL,
123};
124static struct clk usart3_clk = {
125 .name = "usart3_clk",
126 .pmc_mask = 1 << AT91SAM9260_ID_US3,
127 .type = CLK_TYPE_PERIPHERAL,
128};
129static struct clk usart4_clk = {
130 .name = "usart4_clk",
131 .pmc_mask = 1 << AT91SAM9260_ID_US4,
132 .type = CLK_TYPE_PERIPHERAL,
133};
134static struct clk usart5_clk = {
135 .name = "usart5_clk",
136 .pmc_mask = 1 << AT91SAM9260_ID_US5,
137 .type = CLK_TYPE_PERIPHERAL,
138};
139
140static struct clk *periph_clocks[] __initdata = {
141 &pioA_clk,
142 &pioB_clk,
143 &pioC_clk,
144 &adc_clk,
145 &usart0_clk,
146 &usart1_clk,
147 &usart2_clk,
148 &mmc_clk,
149 &udc_clk,
150 &twi_clk,
151 &spi0_clk,
152 &spi1_clk,
153 // ssc
154 // tc0 .. tc2
155 &ohci_clk,
156 &ether_clk,
157 &isi_clk,
158 &usart3_clk,
159 &usart4_clk,
160 &usart5_clk,
161 // tc3 .. tc5
162 // irq0 .. irq2
163};
164
165/*
166 * The two programmable clocks.
167 * You must configure pin multiplexing to bring these signals out.
168 */
169static struct clk pck0 = {
170 .name = "pck0",
171 .pmc_mask = AT91_PMC_PCK0,
172 .type = CLK_TYPE_PROGRAMMABLE,
173 .id = 0,
174};
175static struct clk pck1 = {
176 .name = "pck1",
177 .pmc_mask = AT91_PMC_PCK1,
178 .type = CLK_TYPE_PROGRAMMABLE,
179 .id = 1,
180};
181
182static void __init at91sam9260_register_clocks(void)
183{
184 int i;
185
186 for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
187 clk_register(periph_clocks[i]);
188
189 clk_register(&pck0);
190 clk_register(&pck1);
191}
192
193/* --------------------------------------------------------------------
194 * GPIO
195 * -------------------------------------------------------------------- */
196
197static struct at91_gpio_bank at91sam9260_gpio[] = {
198 {
199 .id = AT91SAM9260_ID_PIOA,
200 .offset = AT91_PIOA,
201 .clock = &pioA_clk,
202 }, {
203 .id = AT91SAM9260_ID_PIOB,
204 .offset = AT91_PIOB,
205 .clock = &pioB_clk,
206 }, {
207 .id = AT91SAM9260_ID_PIOC,
208 .offset = AT91_PIOC,
209 .clock = &pioC_clk,
210 }
211};
212
213static void at91sam9260_reset(void)
214{
215#warning "Implement CPU reset"
216}
217
218
219/* --------------------------------------------------------------------
220 * AT91SAM9260 processor initialization
221 * -------------------------------------------------------------------- */
222
223void __init at91sam9260_initialize(unsigned long main_clock)
224{
225 /* Map peripherals */
226 iotable_init(at91sam9260_io_desc, ARRAY_SIZE(at91sam9260_io_desc));
227
228 at91_arch_reset = at91sam9260_reset;
229 at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1)
230 | (1 << AT91SAM9260_ID_IRQ2);
231
232 /* Init clock subsystem */
233 at91_clock_init(main_clock);
234
235 /* Register the processor-specific clocks */
236 at91sam9260_register_clocks();
237
238 /* Register GPIO subsystem */
239 at91_gpio_init(at91sam9260_gpio, 3);
240}
241
242/* --------------------------------------------------------------------
243 * Interrupt initialization
244 * -------------------------------------------------------------------- */
245
246/*
247 * The default interrupt priority levels (0 = lowest, 7 = highest).
248 */
249static unsigned int at91sam9260_default_irq_priority[NR_AIC_IRQS] __initdata = {
250 7, /* Advanced Interrupt Controller */
251 7, /* System Peripherals */
252 0, /* Parallel IO Controller A */
253 0, /* Parallel IO Controller B */
254 0, /* Parallel IO Controller C */
255 0, /* Analog-to-Digital Converter */
256 6, /* USART 0 */
257 6, /* USART 1 */
258 6, /* USART 2 */
259 0, /* Multimedia Card Interface */
260 4, /* USB Device Port */
261 0, /* Two-Wire Interface */
262 6, /* Serial Peripheral Interface 0 */
263 6, /* Serial Peripheral Interface 1 */
264 5, /* Serial Synchronous Controller */
265 0,
266 0,
267 0, /* Timer Counter 0 */
268 0, /* Timer Counter 1 */
269 0, /* Timer Counter 2 */
270 3, /* USB Host port */
271 3, /* Ethernet */
272 0, /* Image Sensor Interface */
273 6, /* USART 3 */
274 6, /* USART 4 */
275 6, /* USART 5 */
276 0, /* Timer Counter 3 */
277 0, /* Timer Counter 4 */
278 0, /* Timer Counter 5 */
279 0, /* Advanced Interrupt Controller */
280 0, /* Advanced Interrupt Controller */
281 0, /* Advanced Interrupt Controller */
282};
283
284void __init at91sam9260_init_interrupts(unsigned int priority[NR_AIC_IRQS])
285{
286 if (!priority)
287 priority = at91sam9260_default_irq_priority;
288
289 /* Initialize the AIC interrupt controller */
290 at91_aic_init(priority);
291
292 /* Enable GPIO interrupts */
293 at91_gpio_irq_setup();
294}
diff --git a/arch/arm/mach-at91rm9200/at91sam9261.c b/arch/arm/mach-at91rm9200/at91sam9261.c
new file mode 100644
index 000000000000..5a82f35da2e9
--- /dev/null
+++ b/arch/arm/mach-at91rm9200/at91sam9261.c
@@ -0,0 +1,289 @@
1/*
2 * arch/arm/mach-at91rm9200/at91sam9261.c
3 *
4 * Copyright (C) 2005 SAN People
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 */
12
13#include <linux/module.h>
14
15#include <asm/mach/arch.h>
16#include <asm/mach/map.h>
17#include <asm/arch/at91sam9261.h>
18#include <asm/arch/at91_pmc.h>
19
20#include "generic.h"
21#include "clock.h"
22
23static struct map_desc at91sam9261_io_desc[] __initdata = {
24 {
25 .virtual = AT91_VA_BASE_SYS,
26 .pfn = __phys_to_pfn(AT91_BASE_SYS),
27 .length = SZ_16K,
28 .type = MT_DEVICE,
29 }, {
30 .virtual = AT91_IO_VIRT_BASE - AT91SAM9261_SRAM_SIZE,
31 .pfn = __phys_to_pfn(AT91SAM9261_SRAM_BASE),
32 .length = AT91SAM9261_SRAM_SIZE,
33 .type = MT_DEVICE,
34 },
35};
36
37/* --------------------------------------------------------------------
38 * Clocks
39 * -------------------------------------------------------------------- */
40
41/*
42 * The peripheral clocks.
43 */
44static struct clk pioA_clk = {
45 .name = "pioA_clk",
46 .pmc_mask = 1 << AT91SAM9261_ID_PIOA,
47 .type = CLK_TYPE_PERIPHERAL,
48};
49static struct clk pioB_clk = {
50 .name = "pioB_clk",
51 .pmc_mask = 1 << AT91SAM9261_ID_PIOB,
52 .type = CLK_TYPE_PERIPHERAL,
53};
54static struct clk pioC_clk = {
55 .name = "pioC_clk",
56 .pmc_mask = 1 << AT91SAM9261_ID_PIOC,
57 .type = CLK_TYPE_PERIPHERAL,
58};
59static struct clk usart0_clk = {
60 .name = "usart0_clk",
61 .pmc_mask = 1 << AT91SAM9261_ID_US0,
62 .type = CLK_TYPE_PERIPHERAL,
63};
64static struct clk usart1_clk = {
65 .name = "usart1_clk",
66 .pmc_mask = 1 << AT91SAM9261_ID_US1,
67 .type = CLK_TYPE_PERIPHERAL,
68};
69static struct clk usart2_clk = {
70 .name = "usart2_clk",
71 .pmc_mask = 1 << AT91SAM9261_ID_US2,
72 .type = CLK_TYPE_PERIPHERAL,
73};
74static struct clk mmc_clk = {
75 .name = "mci_clk",
76 .pmc_mask = 1 << AT91SAM9261_ID_MCI,
77 .type = CLK_TYPE_PERIPHERAL,
78};
79static struct clk udc_clk = {
80 .name = "udc_clk",
81 .pmc_mask = 1 << AT91SAM9261_ID_UDP,
82 .type = CLK_TYPE_PERIPHERAL,
83};
84static struct clk twi_clk = {
85 .name = "twi_clk",
86 .pmc_mask = 1 << AT91SAM9261_ID_TWI,
87 .type = CLK_TYPE_PERIPHERAL,
88};
89static struct clk spi0_clk = {
90 .name = "spi0_clk",
91 .pmc_mask = 1 << AT91SAM9261_ID_SPI0,
92 .type = CLK_TYPE_PERIPHERAL,
93};
94static struct clk spi1_clk = {
95 .name = "spi1_clk",
96 .pmc_mask = 1 << AT91SAM9261_ID_SPI1,
97 .type = CLK_TYPE_PERIPHERAL,
98};
99static struct clk ohci_clk = {
100 .name = "ohci_clk",
101 .pmc_mask = 1 << AT91SAM9261_ID_UHP,
102 .type = CLK_TYPE_PERIPHERAL,
103};
104static struct clk lcdc_clk = {
105 .name = "lcdc_clk",
106 .pmc_mask = 1 << AT91SAM9261_ID_LCDC,
107 .type = CLK_TYPE_PERIPHERAL,
108};
109
110static struct clk *periph_clocks[] __initdata = {
111 &pioA_clk,
112 &pioB_clk,
113 &pioC_clk,
114 &usart0_clk,
115 &usart1_clk,
116 &usart2_clk,
117 &mmc_clk,
118 &udc_clk,
119 &twi_clk,
120 &spi0_clk,
121 &spi1_clk,
122 // ssc 0 .. ssc2
123 // tc0 .. tc2
124 &ohci_clk,
125 &lcdc_clk,
126 // irq0 .. irq2
127};
128
129/*
130 * The four programmable clocks.
131 * You must configure pin multiplexing to bring these signals out.
132 */
133static struct clk pck0 = {
134 .name = "pck0",
135 .pmc_mask = AT91_PMC_PCK0,
136 .type = CLK_TYPE_PROGRAMMABLE,
137 .id = 0,
138};
139static struct clk pck1 = {
140 .name = "pck1",
141 .pmc_mask = AT91_PMC_PCK1,
142 .type = CLK_TYPE_PROGRAMMABLE,
143 .id = 1,
144};
145static struct clk pck2 = {
146 .name = "pck2",
147 .pmc_mask = AT91_PMC_PCK2,
148 .type = CLK_TYPE_PROGRAMMABLE,
149 .id = 2,
150};
151static struct clk pck3 = {
152 .name = "pck3",
153 .pmc_mask = AT91_PMC_PCK3,
154 .type = CLK_TYPE_PROGRAMMABLE,
155 .id = 3,
156};
157
158/* HClocks */
159static struct clk hck0 = {
160 .name = "hck0",
161 .pmc_mask = AT91_PMC_HCK0,
162 .type = CLK_TYPE_SYSTEM,
163 .id = 0,
164};
165static struct clk hck1 = {
166 .name = "hck1",
167 .pmc_mask = AT91_PMC_HCK1,
168 .type = CLK_TYPE_SYSTEM,
169 .id = 1,
170};
171
172static void __init at91sam9261_register_clocks(void)
173{
174 int i;
175
176 for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
177 clk_register(periph_clocks[i]);
178
179 clk_register(&pck0);
180 clk_register(&pck1);
181 clk_register(&pck2);
182 clk_register(&pck3);
183
184 clk_register(&hck0);
185 clk_register(&hck1);
186}
187
188/* --------------------------------------------------------------------
189 * GPIO
190 * -------------------------------------------------------------------- */
191
192static struct at91_gpio_bank at91sam9261_gpio[] = {
193 {
194 .id = AT91SAM9261_ID_PIOA,
195 .offset = AT91_PIOA,
196 .clock = &pioA_clk,
197 }, {
198 .id = AT91SAM9261_ID_PIOB,
199 .offset = AT91_PIOB,
200 .clock = &pioB_clk,
201 }, {
202 .id = AT91SAM9261_ID_PIOC,
203 .offset = AT91_PIOC,
204 .clock = &pioC_clk,
205 }
206};
207
208static void at91sam9261_reset(void)
209{
210#warning "Implement CPU reset"
211}
212
213
214/* --------------------------------------------------------------------
215 * AT91SAM9261 processor initialization
216 * -------------------------------------------------------------------- */
217
218void __init at91sam9261_initialize(unsigned long main_clock)
219{
220 /* Map peripherals */
221 iotable_init(at91sam9261_io_desc, ARRAY_SIZE(at91sam9261_io_desc));
222
223 at91_arch_reset = at91sam9261_reset;
224 at91_extern_irq = (1 << AT91SAM9261_ID_IRQ0) | (1 << AT91SAM9261_ID_IRQ1)
225 | (1 << AT91SAM9261_ID_IRQ2);
226
227 /* Init clock subsystem */
228 at91_clock_init(main_clock);
229
230 /* Register the processor-specific clocks */
231 at91sam9261_register_clocks();
232
233 /* Register GPIO subsystem */
234 at91_gpio_init(at91sam9261_gpio, 3);
235}
236
237/* --------------------------------------------------------------------
238 * Interrupt initialization
239 * -------------------------------------------------------------------- */
240
241/*
242 * The default interrupt priority levels (0 = lowest, 7 = highest).
243 */
244static unsigned int at91sam9261_default_irq_priority[NR_AIC_IRQS] __initdata = {
245 7, /* Advanced Interrupt Controller */
246 7, /* System Peripherals */
247 0, /* Parallel IO Controller A */
248 0, /* Parallel IO Controller B */
249 0, /* Parallel IO Controller C */
250 0,
251 6, /* USART 0 */
252 6, /* USART 1 */
253 6, /* USART 2 */
254 0, /* Multimedia Card Interface */
255 4, /* USB Device Port */
256 0, /* Two-Wire Interface */
257 6, /* Serial Peripheral Interface 0 */
258 6, /* Serial Peripheral Interface 1 */
259 5, /* Serial Synchronous Controller 0 */
260 5, /* Serial Synchronous Controller 1 */
261 5, /* Serial Synchronous Controller 2 */
262 0, /* Timer Counter 0 */
263 0, /* Timer Counter 1 */
264 0, /* Timer Counter 2 */
265 3, /* USB Host port */
266 3, /* LCD Controller */
267 0,
268 0,
269 0,
270 0,
271 0,
272 0,
273 0,
274 0, /* Advanced Interrupt Controller */
275 0, /* Advanced Interrupt Controller */
276 0, /* Advanced Interrupt Controller */
277};
278
279void __init at91sam9261_init_interrupts(unsigned int priority[NR_AIC_IRQS])
280{
281 if (!priority)
282 priority = at91sam9261_default_irq_priority;
283
284 /* Initialize the AIC interrupt controller */
285 at91_aic_init(priority);
286
287 /* Enable GPIO interrupts */
288 at91_gpio_irq_setup();
289}
diff --git a/arch/arm/mach-at91rm9200/generic.h b/arch/arm/mach-at91rm9200/generic.h
index fd98e353c5a2..8c4d5a77d485 100644
--- a/arch/arm/mach-at91rm9200/generic.h
+++ b/arch/arm/mach-at91rm9200/generic.h
@@ -10,14 +10,19 @@
10 10
11 /* Processors */ 11 /* Processors */
12extern void __init at91rm9200_initialize(unsigned long main_clock, unsigned short banks); 12extern void __init at91rm9200_initialize(unsigned long main_clock, unsigned short banks);
13extern void __init at91sam9260_initialize(unsigned long main_clock);
14extern void __init at91sam9261_initialize(unsigned long main_clock);
13 15
14 /* Interrupts */ 16 /* Interrupts */
15extern void __init at91rm9200_init_interrupts(unsigned int priority[]); 17extern void __init at91rm9200_init_interrupts(unsigned int priority[]);
18extern void __init at91sam9260_init_interrupts(unsigned int priority[]);
19extern void __init at91sam9261_init_interrupts(unsigned int priority[]);
16extern void __init at91_aic_init(unsigned int priority[]); 20extern void __init at91_aic_init(unsigned int priority[]);
17 21
18 /* Timer */ 22 /* Timer */
19struct sys_timer; 23struct sys_timer;
20extern struct sys_timer at91rm9200_timer; 24extern struct sys_timer at91rm9200_timer;
25extern struct sys_timer at91sam926x_timer;
21 26
22 /* Clocks */ 27 /* Clocks */
23extern int __init at91_clock_init(unsigned long main_clock); 28extern int __init at91_clock_init(unsigned long main_clock);
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-13 03:24:44 -0500