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Diffstat (limited to 'arch/arm/mach-omap2/pm24xx.c')
-rw-r--r--arch/arm/mach-omap2/pm24xx.c224
1 files changed, 108 insertions, 116 deletions
diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c
index aaeea49b9bdd..dac2d1d9987d 100644
--- a/arch/arm/mach-omap2/pm24xx.c
+++ b/arch/arm/mach-omap2/pm24xx.c
@@ -42,16 +42,16 @@
#include <plat/dma.h>
#include <plat/board.h>
-#include "prm.h"
+#include "prm2xxx_3xxx.h"
#include "prm-regbits-24xx.h"
-#include "cm.h"
+#include "cm2xxx_3xxx.h"
#include "cm-regbits-24xx.h"
#include "sdrc.h"
#include "pm.h"
#include "control.h"
-#include <plat/powerdomain.h>
-#include <plat/clockdomain.h>
+#include "powerdomain.h"
+#include "clockdomain.h"
#ifdef CONFIG_SUSPEND
static suspend_state_t suspend_state = PM_SUSPEND_ON;
@@ -79,8 +79,8 @@ static int omap2_fclks_active(void)
{
u32 f1, f2;
- f1 = cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
- f2 = cm_read_mod_reg(CORE_MOD, OMAP24XX_CM_FCLKEN2);
+ f1 = omap2_cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
+ f2 = omap2_cm_read_mod_reg(CORE_MOD, OMAP24XX_CM_FCLKEN2);
/* Ignore UART clocks. These are handled by UART core (serial.c) */
f1 &= ~(OMAP24XX_EN_UART1_MASK | OMAP24XX_EN_UART2_MASK);
@@ -105,9 +105,9 @@ static void omap2_enter_full_retention(void)
/* Clear old wake-up events */
/* REVISIT: These write to reserved bits? */
- prm_write_mod_reg(0xffffffff, CORE_MOD, PM_WKST1);
- prm_write_mod_reg(0xffffffff, CORE_MOD, OMAP24XX_PM_WKST2);
- prm_write_mod_reg(0xffffffff, WKUP_MOD, PM_WKST);
+ omap2_prm_write_mod_reg(0xffffffff, CORE_MOD, PM_WKST1);
+ omap2_prm_write_mod_reg(0xffffffff, CORE_MOD, OMAP24XX_PM_WKST2);
+ omap2_prm_write_mod_reg(0xffffffff, WKUP_MOD, PM_WKST);
/*
* Set MPU powerdomain's next power state to RETENTION;
@@ -120,7 +120,7 @@ static void omap2_enter_full_retention(void)
l = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0) | OMAP24XX_USBSTANDBYCTRL;
omap_ctrl_writel(l, OMAP2_CONTROL_DEVCONF0);
- omap2_gpio_prepare_for_idle(PWRDM_POWER_RET);
+ omap2_gpio_prepare_for_idle(0);
if (omap2_pm_debug) {
omap2_pm_dump(0, 0, 0);
@@ -167,30 +167,30 @@ no_sleep:
clk_enable(osc_ck);
/* clear CORE wake-up events */
- prm_write_mod_reg(0xffffffff, CORE_MOD, PM_WKST1);
- prm_write_mod_reg(0xffffffff, CORE_MOD, OMAP24XX_PM_WKST2);
+ omap2_prm_write_mod_reg(0xffffffff, CORE_MOD, PM_WKST1);
+ omap2_prm_write_mod_reg(0xffffffff, CORE_MOD, OMAP24XX_PM_WKST2);
/* wakeup domain events - bit 1: GPT1, bit5 GPIO */
- prm_clear_mod_reg_bits(0x4 | 0x1, WKUP_MOD, PM_WKST);
+ omap2_prm_clear_mod_reg_bits(0x4 | 0x1, WKUP_MOD, PM_WKST);
/* MPU domain wake events */
- l = prm_read_mod_reg(OCP_MOD, OMAP2_PRCM_IRQSTATUS_MPU_OFFSET);
+ l = omap2_prm_read_mod_reg(OCP_MOD, OMAP2_PRCM_IRQSTATUS_MPU_OFFSET);
if (l & 0x01)
- prm_write_mod_reg(0x01, OCP_MOD,
+ omap2_prm_write_mod_reg(0x01, OCP_MOD,
OMAP2_PRCM_IRQSTATUS_MPU_OFFSET);
if (l & 0x20)
- prm_write_mod_reg(0x20, OCP_MOD,
+ omap2_prm_write_mod_reg(0x20, OCP_MOD,
OMAP2_PRCM_IRQSTATUS_MPU_OFFSET);
/* Mask future PRCM-to-MPU interrupts */
- prm_write_mod_reg(0x0, OCP_MOD, OMAP2_PRCM_IRQSTATUS_MPU_OFFSET);
+ omap2_prm_write_mod_reg(0x0, OCP_MOD, OMAP2_PRCM_IRQSTATUS_MPU_OFFSET);
}
static int omap2_i2c_active(void)
{
u32 l;
- l = cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
+ l = omap2_cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
return l & (OMAP2420_EN_I2C2_MASK | OMAP2420_EN_I2C1_MASK);
}
@@ -201,13 +201,13 @@ static int omap2_allow_mpu_retention(void)
u32 l;
/* Check for MMC, UART2, UART1, McSPI2, McSPI1 and DSS1. */
- l = cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
+ l = omap2_cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
if (l & (OMAP2420_EN_MMC_MASK | OMAP24XX_EN_UART2_MASK |
OMAP24XX_EN_UART1_MASK | OMAP24XX_EN_MCSPI2_MASK |
OMAP24XX_EN_MCSPI1_MASK | OMAP24XX_EN_DSS1_MASK))
return 0;
/* Check for UART3. */
- l = cm_read_mod_reg(CORE_MOD, OMAP24XX_CM_FCLKEN2);
+ l = omap2_cm_read_mod_reg(CORE_MOD, OMAP24XX_CM_FCLKEN2);
if (l & OMAP24XX_EN_UART3_MASK)
return 0;
if (sti_console_enabled)
@@ -230,18 +230,18 @@ static void omap2_enter_mpu_retention(void)
* it is in retention mode. */
if (omap2_allow_mpu_retention()) {
/* REVISIT: These write to reserved bits? */
- prm_write_mod_reg(0xffffffff, CORE_MOD, PM_WKST1);
- prm_write_mod_reg(0xffffffff, CORE_MOD, OMAP24XX_PM_WKST2);
- prm_write_mod_reg(0xffffffff, WKUP_MOD, PM_WKST);
+ omap2_prm_write_mod_reg(0xffffffff, CORE_MOD, PM_WKST1);
+ omap2_prm_write_mod_reg(0xffffffff, CORE_MOD, OMAP24XX_PM_WKST2);
+ omap2_prm_write_mod_reg(0xffffffff, WKUP_MOD, PM_WKST);
/* Try to enter MPU retention */
- prm_write_mod_reg((0x01 << OMAP_POWERSTATE_SHIFT) |
+ omap2_prm_write_mod_reg((0x01 << OMAP_POWERSTATE_SHIFT) |
OMAP_LOGICRETSTATE_MASK,
MPU_MOD, OMAP2_PM_PWSTCTRL);
} else {
/* Block MPU retention */
- prm_write_mod_reg(OMAP_LOGICRETSTATE_MASK, MPU_MOD,
+ omap2_prm_write_mod_reg(OMAP_LOGICRETSTATE_MASK, MPU_MOD,
OMAP2_PM_PWSTCTRL);
only_idle = 1;
}
@@ -299,16 +299,11 @@ out:
local_irq_enable();
}
+#ifdef CONFIG_SUSPEND
static int omap2_pm_begin(suspend_state_t state)
{
- suspend_state = state;
- return 0;
-}
-
-static int omap2_pm_prepare(void)
-{
- /* We cannot sleep in idle until we have resumed */
disable_hlt();
+ suspend_state = state;
return 0;
}
@@ -316,9 +311,9 @@ static int omap2_pm_suspend(void)
{
u32 wken_wkup, mir1;
- wken_wkup = prm_read_mod_reg(WKUP_MOD, PM_WKEN);
+ wken_wkup = omap2_prm_read_mod_reg(WKUP_MOD, PM_WKEN);
wken_wkup &= ~OMAP24XX_EN_GPT1_MASK;
- prm_write_mod_reg(wken_wkup, WKUP_MOD, PM_WKEN);
+ omap2_prm_write_mod_reg(wken_wkup, WKUP_MOD, PM_WKEN);
/* Mask GPT1 */
mir1 = omap_readl(0x480fe0a4);
@@ -328,7 +323,7 @@ static int omap2_pm_suspend(void)
omap2_enter_full_retention();
omap_writel(mir1, 0x480fe0a4);
- prm_write_mod_reg(wken_wkup, WKUP_MOD, PM_WKEN);
+ omap2_prm_write_mod_reg(wken_wkup, WKUP_MOD, PM_WKEN);
return 0;
}
@@ -349,24 +344,21 @@ static int omap2_pm_enter(suspend_state_t state)
return ret;
}
-static void omap2_pm_finish(void)
-{
- enable_hlt();
-}
-
static void omap2_pm_end(void)
{
suspend_state = PM_SUSPEND_ON;
+ enable_hlt();
}
static struct platform_suspend_ops omap_pm_ops = {
.begin = omap2_pm_begin,
- .prepare = omap2_pm_prepare,
.enter = omap2_pm_enter,
- .finish = omap2_pm_finish,
.end = omap2_pm_end,
.valid = suspend_valid_only_mem,
};
+#else
+static const struct platform_suspend_ops __initdata omap_pm_ops;
+#endif /* CONFIG_SUSPEND */
/* XXX This function should be shareable between OMAP2xxx and OMAP3 */
static int __init clkdms_setup(struct clockdomain *clkdm, void *unused)
@@ -388,7 +380,7 @@ static void __init prcm_setup_regs(void)
struct powerdomain *pwrdm;
/* Enable autoidle */
- prm_write_mod_reg(OMAP24XX_AUTOIDLE_MASK, OCP_MOD,
+ omap2_prm_write_mod_reg(OMAP24XX_AUTOIDLE_MASK, OCP_MOD,
OMAP2_PRCM_SYSCONFIG_OFFSET);
/*
@@ -427,87 +419,87 @@ static void __init prcm_setup_regs(void)
clkdm_add_wkdep(mpu_clkdm, wkup_clkdm);
/* Enable clock autoidle for all domains */
- cm_write_mod_reg(OMAP24XX_AUTO_CAM_MASK |
- OMAP24XX_AUTO_MAILBOXES_MASK |
- OMAP24XX_AUTO_WDT4_MASK |
- OMAP2420_AUTO_WDT3_MASK |
- OMAP24XX_AUTO_MSPRO_MASK |
- OMAP2420_AUTO_MMC_MASK |
- OMAP24XX_AUTO_FAC_MASK |
- OMAP2420_AUTO_EAC_MASK |
- OMAP24XX_AUTO_HDQ_MASK |
- OMAP24XX_AUTO_UART2_MASK |
- OMAP24XX_AUTO_UART1_MASK |
- OMAP24XX_AUTO_I2C2_MASK |
- OMAP24XX_AUTO_I2C1_MASK |
- OMAP24XX_AUTO_MCSPI2_MASK |
- OMAP24XX_AUTO_MCSPI1_MASK |
- OMAP24XX_AUTO_MCBSP2_MASK |
- OMAP24XX_AUTO_MCBSP1_MASK |
- OMAP24XX_AUTO_GPT12_MASK |
- OMAP24XX_AUTO_GPT11_MASK |
- OMAP24XX_AUTO_GPT10_MASK |
- OMAP24XX_AUTO_GPT9_MASK |
- OMAP24XX_AUTO_GPT8_MASK |
- OMAP24XX_AUTO_GPT7_MASK |
- OMAP24XX_AUTO_GPT6_MASK |
- OMAP24XX_AUTO_GPT5_MASK |
- OMAP24XX_AUTO_GPT4_MASK |
- OMAP24XX_AUTO_GPT3_MASK |
- OMAP24XX_AUTO_GPT2_MASK |
- OMAP2420_AUTO_VLYNQ_MASK |
- OMAP24XX_AUTO_DSS_MASK,
- CORE_MOD, CM_AUTOIDLE1);
- cm_write_mod_reg(OMAP24XX_AUTO_UART3_MASK |
- OMAP24XX_AUTO_SSI_MASK |
- OMAP24XX_AUTO_USB_MASK,
- CORE_MOD, CM_AUTOIDLE2);
- cm_write_mod_reg(OMAP24XX_AUTO_SDRC_MASK |
- OMAP24XX_AUTO_GPMC_MASK |
- OMAP24XX_AUTO_SDMA_MASK,
- CORE_MOD, CM_AUTOIDLE3);
- cm_write_mod_reg(OMAP24XX_AUTO_PKA_MASK |
- OMAP24XX_AUTO_AES_MASK |
- OMAP24XX_AUTO_RNG_MASK |
- OMAP24XX_AUTO_SHA_MASK |
- OMAP24XX_AUTO_DES_MASK,
- CORE_MOD, OMAP24XX_CM_AUTOIDLE4);
-
- cm_write_mod_reg(OMAP2420_AUTO_DSP_IPI_MASK, OMAP24XX_DSP_MOD,
- CM_AUTOIDLE);
+ omap2_cm_write_mod_reg(OMAP24XX_AUTO_CAM_MASK |
+ OMAP24XX_AUTO_MAILBOXES_MASK |
+ OMAP24XX_AUTO_WDT4_MASK |
+ OMAP2420_AUTO_WDT3_MASK |
+ OMAP24XX_AUTO_MSPRO_MASK |
+ OMAP2420_AUTO_MMC_MASK |
+ OMAP24XX_AUTO_FAC_MASK |
+ OMAP2420_AUTO_EAC_MASK |
+ OMAP24XX_AUTO_HDQ_MASK |
+ OMAP24XX_AUTO_UART2_MASK |
+ OMAP24XX_AUTO_UART1_MASK |
+ OMAP24XX_AUTO_I2C2_MASK |
+ OMAP24XX_AUTO_I2C1_MASK |
+ OMAP24XX_AUTO_MCSPI2_MASK |
+ OMAP24XX_AUTO_MCSPI1_MASK |
+ OMAP24XX_AUTO_MCBSP2_MASK |
+ OMAP24XX_AUTO_MCBSP1_MASK |
+ OMAP24XX_AUTO_GPT12_MASK |
+ OMAP24XX_AUTO_GPT11_MASK |
+ OMAP24XX_AUTO_GPT10_MASK |
+ OMAP24XX_AUTO_GPT9_MASK |
+ OMAP24XX_AUTO_GPT8_MASK |
+ OMAP24XX_AUTO_GPT7_MASK |
+ OMAP24XX_AUTO_GPT6_MASK |
+ OMAP24XX_AUTO_GPT5_MASK |
+ OMAP24XX_AUTO_GPT4_MASK |
+ OMAP24XX_AUTO_GPT3_MASK |
+ OMAP24XX_AUTO_GPT2_MASK |
+ OMAP2420_AUTO_VLYNQ_MASK |
+ OMAP24XX_AUTO_DSS_MASK,
+ CORE_MOD, CM_AUTOIDLE1);
+ omap2_cm_write_mod_reg(OMAP24XX_AUTO_UART3_MASK |
+ OMAP24XX_AUTO_SSI_MASK |
+ OMAP24XX_AUTO_USB_MASK,
+ CORE_MOD, CM_AUTOIDLE2);
+ omap2_cm_write_mod_reg(OMAP24XX_AUTO_SDRC_MASK |
+ OMAP24XX_AUTO_GPMC_MASK |
+ OMAP24XX_AUTO_SDMA_MASK,
+ CORE_MOD, CM_AUTOIDLE3);
+ omap2_cm_write_mod_reg(OMAP24XX_AUTO_PKA_MASK |
+ OMAP24XX_AUTO_AES_MASK |
+ OMAP24XX_AUTO_RNG_MASK |
+ OMAP24XX_AUTO_SHA_MASK |
+ OMAP24XX_AUTO_DES_MASK,
+ CORE_MOD, OMAP24XX_CM_AUTOIDLE4);
+
+ omap2_cm_write_mod_reg(OMAP2420_AUTO_DSP_IPI_MASK, OMAP24XX_DSP_MOD,
+ CM_AUTOIDLE);
/* Put DPLL and both APLLs into autoidle mode */
- cm_write_mod_reg((0x03 << OMAP24XX_AUTO_DPLL_SHIFT) |
- (0x03 << OMAP24XX_AUTO_96M_SHIFT) |
- (0x03 << OMAP24XX_AUTO_54M_SHIFT),
- PLL_MOD, CM_AUTOIDLE);
-
- cm_write_mod_reg(OMAP24XX_AUTO_OMAPCTRL_MASK |
- OMAP24XX_AUTO_WDT1_MASK |
- OMAP24XX_AUTO_MPU_WDT_MASK |
- OMAP24XX_AUTO_GPIOS_MASK |
- OMAP24XX_AUTO_32KSYNC_MASK |
- OMAP24XX_AUTO_GPT1_MASK,
- WKUP_MOD, CM_AUTOIDLE);
+ omap2_cm_write_mod_reg((0x03 << OMAP24XX_AUTO_DPLL_SHIFT) |
+ (0x03 << OMAP24XX_AUTO_96M_SHIFT) |
+ (0x03 << OMAP24XX_AUTO_54M_SHIFT),
+ PLL_MOD, CM_AUTOIDLE);
+
+ omap2_cm_write_mod_reg(OMAP24XX_AUTO_OMAPCTRL_MASK |
+ OMAP24XX_AUTO_WDT1_MASK |
+ OMAP24XX_AUTO_MPU_WDT_MASK |
+ OMAP24XX_AUTO_GPIOS_MASK |
+ OMAP24XX_AUTO_32KSYNC_MASK |
+ OMAP24XX_AUTO_GPT1_MASK,
+ WKUP_MOD, CM_AUTOIDLE);
/* REVISIT: Configure number of 32 kHz clock cycles for sys_clk
* stabilisation */
- prm_write_mod_reg(15 << OMAP_SETUP_TIME_SHIFT, OMAP24XX_GR_MOD,
- OMAP2_PRCM_CLKSSETUP_OFFSET);
+ omap2_prm_write_mod_reg(15 << OMAP_SETUP_TIME_SHIFT, OMAP24XX_GR_MOD,
+ OMAP2_PRCM_CLKSSETUP_OFFSET);
/* Configure automatic voltage transition */
- prm_write_mod_reg(2 << OMAP_SETUP_TIME_SHIFT, OMAP24XX_GR_MOD,
- OMAP2_PRCM_VOLTSETUP_OFFSET);
- prm_write_mod_reg(OMAP24XX_AUTO_EXTVOLT_MASK |
- (0x1 << OMAP24XX_SETOFF_LEVEL_SHIFT) |
- OMAP24XX_MEMRETCTRL_MASK |
- (0x1 << OMAP24XX_SETRET_LEVEL_SHIFT) |
- (0x0 << OMAP24XX_VOLT_LEVEL_SHIFT),
- OMAP24XX_GR_MOD, OMAP2_PRCM_VOLTCTRL_OFFSET);
+ omap2_prm_write_mod_reg(2 << OMAP_SETUP_TIME_SHIFT, OMAP24XX_GR_MOD,
+ OMAP2_PRCM_VOLTSETUP_OFFSET);
+ omap2_prm_write_mod_reg(OMAP24XX_AUTO_EXTVOLT_MASK |
+ (0x1 << OMAP24XX_SETOFF_LEVEL_SHIFT) |
+ OMAP24XX_MEMRETCTRL_MASK |
+ (0x1 << OMAP24XX_SETRET_LEVEL_SHIFT) |
+ (0x0 << OMAP24XX_VOLT_LEVEL_SHIFT),
+ OMAP24XX_GR_MOD, OMAP2_PRCM_VOLTCTRL_OFFSET);
/* Enable wake-up events */
- prm_write_mod_reg(OMAP24XX_EN_GPIOS_MASK | OMAP24XX_EN_GPT1_MASK,
- WKUP_MOD, PM_WKEN);
+ omap2_prm_write_mod_reg(OMAP24XX_EN_GPIOS_MASK | OMAP24XX_EN_GPT1_MASK,
+ WKUP_MOD, PM_WKEN);
}
static int __init omap2_pm_init(void)
@@ -518,7 +510,7 @@ static int __init omap2_pm_init(void)
return -ENODEV;
printk(KERN_INFO "Power Management for OMAP2 initializing\n");
- l = prm_read_mod_reg(OCP_MOD, OMAP2_PRCM_REVISION_OFFSET);
+ l = omap2_prm_read_mod_reg(OCP_MOD, OMAP2_PRCM_REVISION_OFFSET);
printk(KERN_INFO "PRCM revision %d.%d\n", (l >> 4) & 0x0f, l & 0x0f);
/* Look up important powerdomains */