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Diffstat (limited to 'arch/arm/mach-at91/at91sam9260.c')
-rw-r--r--arch/arm/mach-at91/at91sam9260.c38
1 files changed, 20 insertions, 18 deletions
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index 0d20677fbef..5e46e4a9643 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -11,7 +11,6 @@
11 */ 11 */
12 12
13#include <linux/module.h> 13#include <linux/module.h>
14#include <linux/pm.h>
15 14
16#include <asm/irq.h> 15#include <asm/irq.h>
17#include <asm/mach/arch.h> 16#include <asm/mach/arch.h>
@@ -21,11 +20,11 @@
21#include <mach/at91sam9260.h> 20#include <mach/at91sam9260.h>
22#include <mach/at91_pmc.h> 21#include <mach/at91_pmc.h>
23#include <mach/at91_rstc.h> 22#include <mach/at91_rstc.h>
24#include <mach/at91_shdwc.h>
25 23
26#include "soc.h" 24#include "soc.h"
27#include "generic.h" 25#include "generic.h"
28#include "clock.h" 26#include "clock.h"
27#include "sam9_smc.h"
29 28
30/* -------------------------------------------------------------------- 29/* --------------------------------------------------------------------
31 * Clocks 30 * Clocks
@@ -120,7 +119,7 @@ static struct clk ohci_clk = {
120 .type = CLK_TYPE_PERIPHERAL, 119 .type = CLK_TYPE_PERIPHERAL,
121}; 120};
122static struct clk macb_clk = { 121static struct clk macb_clk = {
123 .name = "macb_clk", 122 .name = "pclk",
124 .pmc_mask = 1 << AT91SAM9260_ID_EMAC, 123 .pmc_mask = 1 << AT91SAM9260_ID_EMAC,
125 .type = CLK_TYPE_PERIPHERAL, 124 .type = CLK_TYPE_PERIPHERAL,
126}; 125};
@@ -190,6 +189,8 @@ static struct clk *periph_clocks[] __initdata = {
190}; 189};
191 190
192static struct clk_lookup periph_clocks_lookups[] = { 191static struct clk_lookup periph_clocks_lookups[] = {
192 /* One additional fake clock for macb_hclk */
193 CLKDEV_CON_ID("hclk", &macb_clk),
193 CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.0", &spi0_clk), 194 CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.0", &spi0_clk),
194 CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.1", &spi1_clk), 195 CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.1", &spi1_clk),
195 CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tc0_clk), 196 CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tc0_clk),
@@ -209,6 +210,9 @@ static struct clk_lookup periph_clocks_lookups[] = {
209 CLKDEV_CON_DEV_ID("usart", "fffd8000.serial", &usart5_clk), 210 CLKDEV_CON_DEV_ID("usart", "fffd8000.serial", &usart5_clk),
210 /* fake hclk clock */ 211 /* fake hclk clock */
211 CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk), 212 CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk),
213 CLKDEV_CON_ID("pioA", &pioA_clk),
214 CLKDEV_CON_ID("pioB", &pioB_clk),
215 CLKDEV_CON_ID("pioC", &pioC_clk),
212}; 216};
213 217
214static struct clk_lookup usart_clocks_lookups[] = { 218static struct clk_lookup usart_clocks_lookups[] = {
@@ -270,28 +274,19 @@ void __init at91sam9260_set_console_clock(int id)
270 * GPIO 274 * GPIO
271 * -------------------------------------------------------------------- */ 275 * -------------------------------------------------------------------- */
272 276
273static struct at91_gpio_bank at91sam9260_gpio[] = { 277static struct at91_gpio_bank at91sam9260_gpio[] __initdata = {
274 { 278 {
275 .id = AT91SAM9260_ID_PIOA, 279 .id = AT91SAM9260_ID_PIOA,
276 .offset = AT91_PIOA, 280 .regbase = AT91SAM9260_BASE_PIOA,
277 .clock = &pioA_clk,
278 }, { 281 }, {
279 .id = AT91SAM9260_ID_PIOB, 282 .id = AT91SAM9260_ID_PIOB,
280 .offset = AT91_PIOB, 283 .regbase = AT91SAM9260_BASE_PIOB,
281 .clock = &pioB_clk,
282 }, { 284 }, {
283 .id = AT91SAM9260_ID_PIOC, 285 .id = AT91SAM9260_ID_PIOC,
284 .offset = AT91_PIOC, 286 .regbase = AT91SAM9260_BASE_PIOC,
285 .clock = &pioC_clk,
286 } 287 }
287}; 288};
288 289
289static void at91sam9260_poweroff(void)
290{
291 at91_sys_write(AT91_SHDW_CR, AT91_SHDW_KEY | AT91_SHDW_SHDW);
292}
293
294
295/* -------------------------------------------------------------------- 290/* --------------------------------------------------------------------
296 * AT91SAM9260 processor initialization 291 * AT91SAM9260 processor initialization
297 * -------------------------------------------------------------------- */ 292 * -------------------------------------------------------------------- */
@@ -325,10 +320,16 @@ static void __init at91sam9260_map_io(void)
325 } 320 }
326} 321}
327 322
323static void __init at91sam9260_ioremap_registers(void)
324{
325 at91_ioremap_shdwc(AT91SAM9260_BASE_SHDWC);
326 at91sam926x_ioremap_pit(AT91SAM9260_BASE_PIT);
327 at91sam9_ioremap_smc(0, AT91SAM9260_BASE_SMC);
328}
329
328static void __init at91sam9260_initialize(void) 330static void __init at91sam9260_initialize(void)
329{ 331{
330 at91_arch_reset = at91sam9_alt_reset; 332 arm_pm_restart = at91sam9_alt_restart;
331 pm_power_off = at91sam9260_poweroff;
332 at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1) 333 at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1)
333 | (1 << AT91SAM9260_ID_IRQ2); 334 | (1 << AT91SAM9260_ID_IRQ2);
334 335
@@ -381,6 +382,7 @@ static unsigned int at91sam9260_default_irq_priority[NR_AIC_IRQS] __initdata = {
381struct at91_init_soc __initdata at91sam9260_soc = { 382struct at91_init_soc __initdata at91sam9260_soc = {
382 .map_io = at91sam9260_map_io, 383 .map_io = at91sam9260_map_io,
383 .default_irq_priority = at91sam9260_default_irq_priority, 384 .default_irq_priority = at91sam9260_default_irq_priority,
385 .ioremap_registers = at91sam9260_ioremap_registers,
384 .register_clocks = at91sam9260_register_clocks, 386 .register_clocks = at91sam9260_register_clocks,
385 .init = at91sam9260_initialize, 387 .init = at91sam9260_initialize,
386}; 388};