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Diffstat (limited to 'arch/arm/mach-omap1/pm.c')
-rw-r--r--arch/arm/mach-omap1/pm.c102
1 files changed, 26 insertions, 76 deletions
diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c
index d068958d6f8a..6a5815aa05e6 100644
--- a/arch/arm/mach-omap1/pm.c
+++ b/arch/arm/mach-omap1/pm.c
@@ -52,13 +52,14 @@
#include <asm/mach/time.h>
#include <asm/mach/irq.h>
-#include <mach/tc.h>
-#include <mach/mux.h>
+#include <linux/soc/ti/omap1-io.h>
+#include "tc.h"
#include <linux/omap-dma.h>
#include <clocksource/timer-ti-dm.h>
-#include <mach/irqs.h>
-
+#include "hardware.h"
+#include "mux.h"
+#include "irqs.h"
#include "iomap.h"
#include "clock.h"
#include "pm.h"
@@ -68,7 +69,6 @@
static unsigned int arm_sleep_save[ARM_SLEEP_SAVE_SIZE];
static unsigned short dsp_sleep_save[DSP_SLEEP_SAVE_SIZE];
static unsigned short ulpd_sleep_save[ULPD_SLEEP_SAVE_SIZE];
-static unsigned int mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_SIZE];
static unsigned int mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_SIZE];
static unsigned int mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_SIZE];
@@ -165,10 +165,7 @@ static void omap_pm_wakeup_setup(void)
* drivers must still separately call omap_set_gpio_wakeup() to
* wake up to a GPIO interrupt.
*/
- if (cpu_is_omap7xx())
- level1_wake = OMAP_IRQ_BIT(INT_7XX_GPIO_BANK1) |
- OMAP_IRQ_BIT(INT_7XX_IH2_IRQ);
- else if (cpu_is_omap15xx())
+ if (cpu_is_omap15xx())
level1_wake = OMAP_IRQ_BIT(INT_GPIO_BANK1) |
OMAP_IRQ_BIT(INT_1510_IH2_IRQ);
else if (cpu_is_omap16xx())
@@ -177,12 +174,7 @@ static void omap_pm_wakeup_setup(void)
omap_writel(~level1_wake, OMAP_IH1_MIR);
- if (cpu_is_omap7xx()) {
- omap_writel(~level2_wake, OMAP_IH2_0_MIR);
- omap_writel(~(OMAP_IRQ_BIT(INT_7XX_WAKE_UP_REQ) |
- OMAP_IRQ_BIT(INT_7XX_MPUIO_KEYPAD)),
- OMAP_IH2_1_MIR);
- } else if (cpu_is_omap15xx()) {
+ if (cpu_is_omap15xx()) {
level2_wake |= OMAP_IRQ_BIT(INT_KEYBOARD);
omap_writel(~level2_wake, OMAP_IH2_MIR);
} else if (cpu_is_omap16xx()) {
@@ -235,17 +227,7 @@ void omap1_pm_suspend(void)
* Save interrupt, MPUI, ARM and UPLD control registers.
*/
- if (cpu_is_omap7xx()) {
- MPUI7XX_SAVE(OMAP_IH1_MIR);
- MPUI7XX_SAVE(OMAP_IH2_0_MIR);
- MPUI7XX_SAVE(OMAP_IH2_1_MIR);
- MPUI7XX_SAVE(MPUI_CTRL);
- MPUI7XX_SAVE(MPUI_DSP_BOOT_CONFIG);
- MPUI7XX_SAVE(MPUI_DSP_API_CONFIG);
- MPUI7XX_SAVE(EMIFS_CONFIG);
- MPUI7XX_SAVE(EMIFF_SDRAM_CONFIG);
-
- } else if (cpu_is_omap15xx()) {
+ if (cpu_is_omap15xx()) {
MPUI1510_SAVE(OMAP_IH1_MIR);
MPUI1510_SAVE(OMAP_IH2_MIR);
MPUI1510_SAVE(MPUI_CTRL);
@@ -287,9 +269,8 @@ void omap1_pm_suspend(void)
/* stop DSP */
omap_writew(omap_readw(ARM_RSTCT1) & ~(1 << DSP_EN), ARM_RSTCT1);
- /* shut down dsp_ck */
- if (!cpu_is_omap7xx())
- omap_writew(omap_readw(ARM_CKCTL) & ~(1 << EN_DSPCK), ARM_CKCTL);
+ /* shut down dsp_ck */
+ omap_writew(omap_readw(ARM_CKCTL) & ~(1 << EN_DSPCK), ARM_CKCTL);
/* temporarily enabling api_ck to access DSP registers */
omap_writew(omap_readw(ARM_IDLECT2) | 1 << EN_APICK, ARM_IDLECT2);
@@ -365,13 +346,7 @@ void omap1_pm_suspend(void)
ULPD_RESTORE(ULPD_CLOCK_CTRL);
ULPD_RESTORE(ULPD_STATUS_REQ);
- if (cpu_is_omap7xx()) {
- MPUI7XX_RESTORE(EMIFS_CONFIG);
- MPUI7XX_RESTORE(EMIFF_SDRAM_CONFIG);
- MPUI7XX_RESTORE(OMAP_IH1_MIR);
- MPUI7XX_RESTORE(OMAP_IH2_0_MIR);
- MPUI7XX_RESTORE(OMAP_IH2_1_MIR);
- } else if (cpu_is_omap15xx()) {
+ if (cpu_is_omap15xx()) {
MPUI1510_RESTORE(MPUI_CTRL);
MPUI1510_RESTORE(MPUI_DSP_BOOT_CONFIG);
MPUI1510_RESTORE(MPUI_DSP_API_CONFIG);
@@ -432,14 +407,7 @@ static int omap_pm_debug_show(struct seq_file *m, void *v)
ULPD_SAVE(ULPD_DPLL_CTRL);
ULPD_SAVE(ULPD_POWER_CTRL);
- if (cpu_is_omap7xx()) {
- MPUI7XX_SAVE(MPUI_CTRL);
- MPUI7XX_SAVE(MPUI_DSP_STATUS);
- MPUI7XX_SAVE(MPUI_DSP_BOOT_CONFIG);
- MPUI7XX_SAVE(MPUI_DSP_API_CONFIG);
- MPUI7XX_SAVE(EMIFF_SDRAM_CONFIG);
- MPUI7XX_SAVE(EMIFS_CONFIG);
- } else if (cpu_is_omap15xx()) {
+ if (cpu_is_omap15xx()) {
MPUI1510_SAVE(MPUI_CTRL);
MPUI1510_SAVE(MPUI_DSP_STATUS);
MPUI1510_SAVE(MPUI_DSP_BOOT_CONFIG);
@@ -485,21 +453,7 @@ static int omap_pm_debug_show(struct seq_file *m, void *v)
ULPD_SHOW(ULPD_STATUS_REQ),
ULPD_SHOW(ULPD_POWER_CTRL));
- if (cpu_is_omap7xx()) {
- seq_printf(m,
- "MPUI7XX_CTRL_REG 0x%-8x \n"
- "MPUI7XX_DSP_STATUS_REG: 0x%-8x \n"
- "MPUI7XX_DSP_BOOT_CONFIG_REG: 0x%-8x \n"
- "MPUI7XX_DSP_API_CONFIG_REG: 0x%-8x \n"
- "MPUI7XX_SDRAM_CONFIG_REG: 0x%-8x \n"
- "MPUI7XX_EMIFS_CONFIG_REG: 0x%-8x \n",
- MPUI7XX_SHOW(MPUI_CTRL),
- MPUI7XX_SHOW(MPUI_DSP_STATUS),
- MPUI7XX_SHOW(MPUI_DSP_BOOT_CONFIG),
- MPUI7XX_SHOW(MPUI_DSP_API_CONFIG),
- MPUI7XX_SHOW(EMIFF_SDRAM_CONFIG),
- MPUI7XX_SHOW(EMIFS_CONFIG));
- } else if (cpu_is_omap15xx()) {
+ if (cpu_is_omap15xx()) {
seq_printf(m,
"MPUI1510_CTRL_REG 0x%-8x \n"
"MPUI1510_DSP_STATUS_REG: 0x%-8x \n"
@@ -596,11 +550,6 @@ static irqreturn_t omap_wakeup_interrupt(int irq, void *dev)
return IRQ_HANDLED;
}
-static struct irqaction omap_wakeup_irq = {
- .name = "peripheral wakeup",
- .handler = omap_wakeup_interrupt
-};
-
static const struct platform_suspend_ops omap_pm_ops = {
@@ -613,6 +562,7 @@ static const struct platform_suspend_ops omap_pm_ops = {
static int __init omap_pm_init(void)
{
int error = 0;
+ int irq;
if (!cpu_class_is_omap1())
return -ENODEV;
@@ -637,10 +587,7 @@ static int __init omap_pm_init(void)
* These routines need to be in SRAM as that's the only
* memory the MPU can see when it wakes up.
*/
- if (cpu_is_omap7xx()) {
- omap_sram_suspend = omap_sram_push(omap7xx_cpu_suspend,
- omap7xx_cpu_suspend_sz);
- } else if (cpu_is_omap15xx()) {
+ if (cpu_is_omap15xx()) {
omap_sram_suspend = omap_sram_push(omap1510_cpu_suspend,
omap1510_cpu_suspend_sz);
} else if (cpu_is_omap16xx()) {
@@ -655,10 +602,15 @@ static int __init omap_pm_init(void)
arm_pm_idle = omap1_pm_idle;
- if (cpu_is_omap7xx())
- setup_irq(INT_7XX_WAKE_UP_REQ, &omap_wakeup_irq);
- else if (cpu_is_omap16xx())
- setup_irq(INT_1610_WAKE_UP_REQ, &omap_wakeup_irq);
+ if (cpu_is_omap16xx())
+ irq = INT_1610_WAKE_UP_REQ;
+ else
+ irq = -1;
+
+ if (irq >= 0) {
+ if (request_irq(irq, omap_wakeup_interrupt, 0, "peripheral wakeup", NULL))
+ pr_err("Failed to request irq %d (peripheral wakeup)\n", irq);
+ }
/* Program new power ramp-up time
* (0 for most boards since we don't lower voltage when in deep sleep)
@@ -669,9 +621,7 @@ static int __init omap_pm_init(void)
omap_writew(ULPD_POWER_CTRL_REG_VAL, ULPD_POWER_CTRL);
/* Configure IDLECT3 */
- if (cpu_is_omap7xx())
- omap_writel(OMAP7XX_IDLECT3_VAL, OMAP7XX_IDLECT3);
- else if (cpu_is_omap16xx())
+ if (cpu_is_omap16xx())
omap_writel(OMAP1610_IDLECT3_VAL, OMAP1610_IDLECT3);
suspend_set_ops(&omap_pm_ops);
@@ -682,7 +632,7 @@ static int __init omap_pm_init(void)
error = sysfs_create_file(power_kobj, &sleep_while_idle_attr.attr);
if (error)
- printk(KERN_ERR "sysfs_create_file failed: %d\n", error);
+ pr_err("sysfs_create_file failed: %d\n", error);
if (cpu_is_omap16xx()) {
/* configure LOW_PWR pin */
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-26 15:18:44 +0000