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-rw-r--r--arch/arm/mach-at91/at91cap9.c40
1 files changed, 21 insertions, 19 deletions
diff --git a/arch/arm/mach-at91/at91cap9.c b/arch/arm/mach-at91/at91cap9.c
index 29373397d2d..edb879ac04c 100644
--- a/arch/arm/mach-at91/at91cap9.c
+++ b/arch/arm/mach-at91/at91cap9.c
@@ -13,7 +13,6 @@
13 */ 13 */
14 14
15#include <linux/module.h> 15#include <linux/module.h>
16#include <linux/pm.h>
17 16
18#include <asm/irq.h> 17#include <asm/irq.h>
19#include <asm/mach/arch.h> 18#include <asm/mach/arch.h>
@@ -23,11 +22,11 @@
23#include <mach/at91cap9.h> 22#include <mach/at91cap9.h>
24#include <mach/at91_pmc.h> 23#include <mach/at91_pmc.h>
25#include <mach/at91_rstc.h> 24#include <mach/at91_rstc.h>
26#include <mach/at91_shdwc.h>
27 25
28#include "soc.h" 26#include "soc.h"
29#include "generic.h" 27#include "generic.h"
30#include "clock.h" 28#include "clock.h"
29#include "sam9_smc.h"
31 30
32/* -------------------------------------------------------------------- 31/* --------------------------------------------------------------------
33 * Clocks 32 * Clocks
@@ -137,7 +136,7 @@ static struct clk pwm_clk = {
137 .type = CLK_TYPE_PERIPHERAL, 136 .type = CLK_TYPE_PERIPHERAL,
138}; 137};
139static struct clk macb_clk = { 138static struct clk macb_clk = {
140 .name = "macb_clk", 139 .name = "pclk",
141 .pmc_mask = 1 << AT91CAP9_ID_EMAC, 140 .pmc_mask = 1 << AT91CAP9_ID_EMAC,
142 .type = CLK_TYPE_PERIPHERAL, 141 .type = CLK_TYPE_PERIPHERAL,
143}; 142};
@@ -210,6 +209,8 @@ static struct clk *periph_clocks[] __initdata = {
210}; 209};
211 210
212static struct clk_lookup periph_clocks_lookups[] = { 211static struct clk_lookup periph_clocks_lookups[] = {
212 /* One additional fake clock for macb_hclk */
213 CLKDEV_CON_ID("hclk", &macb_clk),
213 CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc", &utmi_clk), 214 CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc", &utmi_clk),
214 CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc", &udphs_clk), 215 CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc", &udphs_clk),
215 CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.0", &mmc0_clk), 216 CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.0", &mmc0_clk),
@@ -221,6 +222,10 @@ static struct clk_lookup periph_clocks_lookups[] = {
221 CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk), 222 CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk),
222 /* fake hclk clock */ 223 /* fake hclk clock */
223 CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk), 224 CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk),
225 CLKDEV_CON_ID("pioA", &pioABCD_clk),
226 CLKDEV_CON_ID("pioB", &pioABCD_clk),
227 CLKDEV_CON_ID("pioC", &pioABCD_clk),
228 CLKDEV_CON_ID("pioD", &pioABCD_clk),
224}; 229};
225 230
226static struct clk_lookup usart_clocks_lookups[] = { 231static struct clk_lookup usart_clocks_lookups[] = {
@@ -293,23 +298,19 @@ void __init at91cap9_set_console_clock(int id)
293 * GPIO 298 * GPIO
294 * -------------------------------------------------------------------- */ 299 * -------------------------------------------------------------------- */
295 300
296static struct at91_gpio_bank at91cap9_gpio[] = { 301static struct at91_gpio_bank at91cap9_gpio[] __initdata = {
297 { 302 {
298 .id = AT91CAP9_ID_PIOABCD, 303 .id = AT91CAP9_ID_PIOABCD,
299 .offset = AT91_PIOA, 304 .regbase = AT91CAP9_BASE_PIOA,
300 .clock = &pioABCD_clk,
301 }, { 305 }, {
302 .id = AT91CAP9_ID_PIOABCD, 306 .id = AT91CAP9_ID_PIOABCD,
303 .offset = AT91_PIOB, 307 .regbase = AT91CAP9_BASE_PIOB,
304 .clock = &pioABCD_clk,
305 }, { 308 }, {
306 .id = AT91CAP9_ID_PIOABCD, 309 .id = AT91CAP9_ID_PIOABCD,
307 .offset = AT91_PIOC, 310 .regbase = AT91CAP9_BASE_PIOC,
308 .clock = &pioABCD_clk,
309 }, { 311 }, {
310 .id = AT91CAP9_ID_PIOABCD, 312 .id = AT91CAP9_ID_PIOABCD,
311 .offset = AT91_PIOD, 313 .regbase = AT91CAP9_BASE_PIOD,
312 .clock = &pioABCD_clk,
313 } 314 }
314}; 315};
315 316
@@ -318,12 +319,6 @@ static void at91cap9_restart(char mode, const char *cmd)
318 at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST); 319 at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);
319} 320}
320 321
321static void at91cap9_poweroff(void)
322{
323 at91_sys_write(AT91_SHDW_CR, AT91_SHDW_KEY | AT91_SHDW_SHDW);
324}
325
326
327/* -------------------------------------------------------------------- 322/* --------------------------------------------------------------------
328 * AT91CAP9 processor initialization 323 * AT91CAP9 processor initialization
329 * -------------------------------------------------------------------- */ 324 * -------------------------------------------------------------------- */
@@ -333,10 +328,16 @@ static void __init at91cap9_map_io(void)
333 at91_init_sram(0, AT91CAP9_SRAM_BASE, AT91CAP9_SRAM_SIZE); 328 at91_init_sram(0, AT91CAP9_SRAM_BASE, AT91CAP9_SRAM_SIZE);
334} 329}
335 330
331static void __init at91cap9_ioremap_registers(void)
332{
333 at91_ioremap_shdwc(AT91CAP9_BASE_SHDWC);
334 at91sam926x_ioremap_pit(AT91CAP9_BASE_PIT);
335 at91sam9_ioremap_smc(0, AT91CAP9_BASE_SMC);
336}
337
336static void __init at91cap9_initialize(void) 338static void __init at91cap9_initialize(void)
337{ 339{
338 arm_pm_restart = at91cap9_restart; 340 arm_pm_restart = at91cap9_restart;
339 pm_power_off = at91cap9_poweroff;
340 at91_extern_irq = (1 << AT91CAP9_ID_IRQ0) | (1 << AT91CAP9_ID_IRQ1); 341 at91_extern_irq = (1 << AT91CAP9_ID_IRQ0) | (1 << AT91CAP9_ID_IRQ1);
341 342
342 /* Register GPIO subsystem */ 343 /* Register GPIO subsystem */
@@ -394,6 +395,7 @@ static unsigned int at91cap9_default_irq_priority[NR_AIC_IRQS] __initdata = {
394struct at91_init_soc __initdata at91cap9_soc = { 395struct at91_init_soc __initdata at91cap9_soc = {
395 .map_io = at91cap9_map_io, 396 .map_io = at91cap9_map_io,
396 .default_irq_priority = at91cap9_default_irq_priority, 397 .default_irq_priority = at91cap9_default_irq_priority,
398 .ioremap_registers = at91cap9_ioremap_registers,
397 .register_clocks = at91cap9_register_clocks, 399 .register_clocks = at91cap9_register_clocks,
398 .init = at91cap9_initialize, 400 .init = at91cap9_initialize,
399}; 401};