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-rw-r--r--arch/arm/mach-omap2/cm2xxx_3xxx.c296
-rw-r--r--arch/arm/mach-omap2/cm2xxx_3xxx.h7
-rw-r--r--arch/arm/mach-omap2/pm34xx.c4
-rw-r--r--arch/arm/mach-omap2/prcm.c375
-rw-r--r--arch/arm/mach-omap2/prm2xxx_3xxx.c1
-rw-r--r--arch/arm/plat-omap/include/plat/prcm.h3
6 files changed, 304 insertions, 382 deletions
diff --git a/arch/arm/mach-omap2/cm2xxx_3xxx.c b/arch/arm/mach-omap2/cm2xxx_3xxx.c
index 5978ce426ec5..1c98dfc93a83 100644
--- a/arch/arm/mach-omap2/cm2xxx_3xxx.c
+++ b/arch/arm/mach-omap2/cm2xxx_3xxx.c
@@ -29,7 +29,6 @@ static const u8 cm_idlest_offs[] = {
CM_IDLEST1, CM_IDLEST2, OMAP2430_CM_IDLEST3
};
-
u32 cm_read_mod_reg(s16 module, u16 idx)
{
return __raw_readl(cm_base + module + idx);
@@ -97,3 +96,298 @@ int omap2_cm_wait_module_ready(s16 prcm_mod, u8 idlest_id, u8 idlest_shift)
return (i < MAX_MODULE_READY_TIME) ? 0 : -EBUSY;
}
+/*
+ * Context save/restore code - OMAP3 only
+ */
+#ifdef CONFIG_ARCH_OMAP3
+struct omap3_cm_regs {
+ u32 iva2_cm_clksel1;
+ u32 iva2_cm_clksel2;
+ u32 cm_sysconfig;
+ u32 sgx_cm_clksel;
+ u32 dss_cm_clksel;
+ u32 cam_cm_clksel;
+ u32 per_cm_clksel;
+ u32 emu_cm_clksel;
+ u32 emu_cm_clkstctrl;
+ u32 pll_cm_autoidle2;
+ u32 pll_cm_clksel4;
+ u32 pll_cm_clksel5;
+ u32 pll_cm_clken2;
+ u32 cm_polctrl;
+ u32 iva2_cm_fclken;
+ u32 iva2_cm_clken_pll;
+ u32 core_cm_fclken1;
+ u32 core_cm_fclken3;
+ u32 sgx_cm_fclken;
+ u32 wkup_cm_fclken;
+ u32 dss_cm_fclken;
+ u32 cam_cm_fclken;
+ u32 per_cm_fclken;
+ u32 usbhost_cm_fclken;
+ u32 core_cm_iclken1;
+ u32 core_cm_iclken2;
+ u32 core_cm_iclken3;
+ u32 sgx_cm_iclken;
+ u32 wkup_cm_iclken;
+ u32 dss_cm_iclken;
+ u32 cam_cm_iclken;
+ u32 per_cm_iclken;
+ u32 usbhost_cm_iclken;
+ u32 iva2_cm_autoidle2;
+ u32 mpu_cm_autoidle2;
+ u32 iva2_cm_clkstctrl;
+ u32 mpu_cm_clkstctrl;
+ u32 core_cm_clkstctrl;
+ u32 sgx_cm_clkstctrl;
+ u32 dss_cm_clkstctrl;
+ u32 cam_cm_clkstctrl;
+ u32 per_cm_clkstctrl;
+ u32 neon_cm_clkstctrl;
+ u32 usbhost_cm_clkstctrl;
+ u32 core_cm_autoidle1;
+ u32 core_cm_autoidle2;
+ u32 core_cm_autoidle3;
+ u32 wkup_cm_autoidle;
+ u32 dss_cm_autoidle;
+ u32 cam_cm_autoidle;
+ u32 per_cm_autoidle;
+ u32 usbhost_cm_autoidle;
+ u32 sgx_cm_sleepdep;
+ u32 dss_cm_sleepdep;
+ u32 cam_cm_sleepdep;
+ u32 per_cm_sleepdep;
+ u32 usbhost_cm_sleepdep;
+ u32 cm_clkout_ctrl;
+};
+
+static struct omap3_cm_regs cm_context;
+
+void omap3_cm_save_context(void)
+{
+ cm_context.iva2_cm_clksel1 =
+ cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSEL1);
+ cm_context.iva2_cm_clksel2 =
+ cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSEL2);
+ cm_context.cm_sysconfig = __raw_readl(OMAP3430_CM_SYSCONFIG);
+ cm_context.sgx_cm_clksel =
+ cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_CLKSEL);
+ cm_context.dss_cm_clksel =
+ cm_read_mod_reg(OMAP3430_DSS_MOD, CM_CLKSEL);
+ cm_context.cam_cm_clksel =
+ cm_read_mod_reg(OMAP3430_CAM_MOD, CM_CLKSEL);
+ cm_context.per_cm_clksel =
+ cm_read_mod_reg(OMAP3430_PER_MOD, CM_CLKSEL);
+ cm_context.emu_cm_clksel =
+ cm_read_mod_reg(OMAP3430_EMU_MOD, CM_CLKSEL1);
+ cm_context.emu_cm_clkstctrl =
+ cm_read_mod_reg(OMAP3430_EMU_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_context.pll_cm_autoidle2 =
+ cm_read_mod_reg(PLL_MOD, CM_AUTOIDLE2);
+ cm_context.pll_cm_clksel4 =
+ cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL4);
+ cm_context.pll_cm_clksel5 =
+ cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL5);
+ cm_context.pll_cm_clken2 =
+ cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKEN2);
+ cm_context.cm_polctrl = __raw_readl(OMAP3430_CM_POLCTRL);
+ cm_context.iva2_cm_fclken =
+ cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_FCLKEN);
+ cm_context.iva2_cm_clken_pll = cm_read_mod_reg(OMAP3430_IVA2_MOD,
+ OMAP3430_CM_CLKEN_PLL);
+ cm_context.core_cm_fclken1 =
+ cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
+ cm_context.core_cm_fclken3 =
+ cm_read_mod_reg(CORE_MOD, OMAP3430ES2_CM_FCLKEN3);
+ cm_context.sgx_cm_fclken =
+ cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_FCLKEN);
+ cm_context.wkup_cm_fclken =
+ cm_read_mod_reg(WKUP_MOD, CM_FCLKEN);
+ cm_context.dss_cm_fclken =
+ cm_read_mod_reg(OMAP3430_DSS_MOD, CM_FCLKEN);
+ cm_context.cam_cm_fclken =
+ cm_read_mod_reg(OMAP3430_CAM_MOD, CM_FCLKEN);
+ cm_context.per_cm_fclken =
+ cm_read_mod_reg(OMAP3430_PER_MOD, CM_FCLKEN);
+ cm_context.usbhost_cm_fclken =
+ cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN);
+ cm_context.core_cm_iclken1 =
+ cm_read_mod_reg(CORE_MOD, CM_ICLKEN1);
+ cm_context.core_cm_iclken2 =
+ cm_read_mod_reg(CORE_MOD, CM_ICLKEN2);
+ cm_context.core_cm_iclken3 =
+ cm_read_mod_reg(CORE_MOD, CM_ICLKEN3);
+ cm_context.sgx_cm_iclken =
+ cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_ICLKEN);
+ cm_context.wkup_cm_iclken =
+ cm_read_mod_reg(WKUP_MOD, CM_ICLKEN);
+ cm_context.dss_cm_iclken =
+ cm_read_mod_reg(OMAP3430_DSS_MOD, CM_ICLKEN);
+ cm_context.cam_cm_iclken =
+ cm_read_mod_reg(OMAP3430_CAM_MOD, CM_ICLKEN);
+ cm_context.per_cm_iclken =
+ cm_read_mod_reg(OMAP3430_PER_MOD, CM_ICLKEN);
+ cm_context.usbhost_cm_iclken =
+ cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_ICLKEN);
+ cm_context.iva2_cm_autoidle2 =
+ cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_AUTOIDLE2);
+ cm_context.mpu_cm_autoidle2 =
+ cm_read_mod_reg(MPU_MOD, CM_AUTOIDLE2);
+ cm_context.iva2_cm_clkstctrl =
+ cm_read_mod_reg(OMAP3430_IVA2_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_context.mpu_cm_clkstctrl =
+ cm_read_mod_reg(MPU_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_context.core_cm_clkstctrl =
+ cm_read_mod_reg(CORE_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_context.sgx_cm_clkstctrl =
+ cm_read_mod_reg(OMAP3430ES2_SGX_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_context.dss_cm_clkstctrl =
+ cm_read_mod_reg(OMAP3430_DSS_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_context.cam_cm_clkstctrl =
+ cm_read_mod_reg(OMAP3430_CAM_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_context.per_cm_clkstctrl =
+ cm_read_mod_reg(OMAP3430_PER_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_context.neon_cm_clkstctrl =
+ cm_read_mod_reg(OMAP3430_NEON_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_context.usbhost_cm_clkstctrl =
+ cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_context.core_cm_autoidle1 =
+ cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE1);
+ cm_context.core_cm_autoidle2 =
+ cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE2);
+ cm_context.core_cm_autoidle3 =
+ cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE3);
+ cm_context.wkup_cm_autoidle =
+ cm_read_mod_reg(WKUP_MOD, CM_AUTOIDLE);
+ cm_context.dss_cm_autoidle =
+ cm_read_mod_reg(OMAP3430_DSS_MOD, CM_AUTOIDLE);
+ cm_context.cam_cm_autoidle =
+ cm_read_mod_reg(OMAP3430_CAM_MOD, CM_AUTOIDLE);
+ cm_context.per_cm_autoidle =
+ cm_read_mod_reg(OMAP3430_PER_MOD, CM_AUTOIDLE);
+ cm_context.usbhost_cm_autoidle =
+ cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_AUTOIDLE);
+ cm_context.sgx_cm_sleepdep =
+ cm_read_mod_reg(OMAP3430ES2_SGX_MOD, OMAP3430_CM_SLEEPDEP);
+ cm_context.dss_cm_sleepdep =
+ cm_read_mod_reg(OMAP3430_DSS_MOD, OMAP3430_CM_SLEEPDEP);
+ cm_context.cam_cm_sleepdep =
+ cm_read_mod_reg(OMAP3430_CAM_MOD, OMAP3430_CM_SLEEPDEP);
+ cm_context.per_cm_sleepdep =
+ cm_read_mod_reg(OMAP3430_PER_MOD, OMAP3430_CM_SLEEPDEP);
+ cm_context.usbhost_cm_sleepdep =
+ cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, OMAP3430_CM_SLEEPDEP);
+ cm_context.cm_clkout_ctrl =
+ cm_read_mod_reg(OMAP3430_CCR_MOD, OMAP3_CM_CLKOUT_CTRL_OFFSET);
+}
+
+void omap3_cm_restore_context(void)
+{
+ cm_write_mod_reg(cm_context.iva2_cm_clksel1, OMAP3430_IVA2_MOD,
+ CM_CLKSEL1);
+ cm_write_mod_reg(cm_context.iva2_cm_clksel2, OMAP3430_IVA2_MOD,
+ CM_CLKSEL2);
+ __raw_writel(cm_context.cm_sysconfig, OMAP3430_CM_SYSCONFIG);
+ cm_write_mod_reg(cm_context.sgx_cm_clksel, OMAP3430ES2_SGX_MOD,
+ CM_CLKSEL);
+ cm_write_mod_reg(cm_context.dss_cm_clksel, OMAP3430_DSS_MOD,
+ CM_CLKSEL);
+ cm_write_mod_reg(cm_context.cam_cm_clksel, OMAP3430_CAM_MOD,
+ CM_CLKSEL);
+ cm_write_mod_reg(cm_context.per_cm_clksel, OMAP3430_PER_MOD,
+ CM_CLKSEL);
+ cm_write_mod_reg(cm_context.emu_cm_clksel, OMAP3430_EMU_MOD,
+ CM_CLKSEL1);
+ cm_write_mod_reg(cm_context.emu_cm_clkstctrl, OMAP3430_EMU_MOD,
+ OMAP2_CM_CLKSTCTRL);
+ cm_write_mod_reg(cm_context.pll_cm_autoidle2, PLL_MOD,
+ CM_AUTOIDLE2);
+ cm_write_mod_reg(cm_context.pll_cm_clksel4, PLL_MOD,
+ OMAP3430ES2_CM_CLKSEL4);
+ cm_write_mod_reg(cm_context.pll_cm_clksel5, PLL_MOD,
+ OMAP3430ES2_CM_CLKSEL5);
+ cm_write_mod_reg(cm_context.pll_cm_clken2, PLL_MOD,
+ OMAP3430ES2_CM_CLKEN2);
+ __raw_writel(cm_context.cm_polctrl, OMAP3430_CM_POLCTRL);
+ cm_write_mod_reg(cm_context.iva2_cm_fclken, OMAP3430_IVA2_MOD,
+ CM_FCLKEN);
+ cm_write_mod_reg(cm_context.iva2_cm_clken_pll, OMAP3430_IVA2_MOD,
+ OMAP3430_CM_CLKEN_PLL);
+ cm_write_mod_reg(cm_context.core_cm_fclken1, CORE_MOD, CM_FCLKEN1);
+ cm_write_mod_reg(cm_context.core_cm_fclken3, CORE_MOD,
+ OMAP3430ES2_CM_FCLKEN3);
+ cm_write_mod_reg(cm_context.sgx_cm_fclken, OMAP3430ES2_SGX_MOD,
+ CM_FCLKEN);
+ cm_write_mod_reg(cm_context.wkup_cm_fclken, WKUP_MOD, CM_FCLKEN);
+ cm_write_mod_reg(cm_context.dss_cm_fclken, OMAP3430_DSS_MOD,
+ CM_FCLKEN);
+ cm_write_mod_reg(cm_context.cam_cm_fclken, OMAP3430_CAM_MOD,
+ CM_FCLKEN);
+ cm_write_mod_reg(cm_context.per_cm_fclken, OMAP3430_PER_MOD,
+ CM_FCLKEN);
+ cm_write_mod_reg(cm_context.usbhost_cm_fclken,
+ OMAP3430ES2_USBHOST_MOD, CM_FCLKEN);
+ cm_write_mod_reg(cm_context.core_cm_iclken1, CORE_MOD, CM_ICLKEN1);
+ cm_write_mod_reg(cm_context.core_cm_iclken2, CORE_MOD, CM_ICLKEN2);
+ cm_write_mod_reg(cm_context.core_cm_iclken3, CORE_MOD, CM_ICLKEN3);
+ cm_write_mod_reg(cm_context.sgx_cm_iclken, OMAP3430ES2_SGX_MOD,
+ CM_ICLKEN);
+ cm_write_mod_reg(cm_context.wkup_cm_iclken, WKUP_MOD, CM_ICLKEN);
+ cm_write_mod_reg(cm_context.dss_cm_iclken, OMAP3430_DSS_MOD,
+ CM_ICLKEN);
+ cm_write_mod_reg(cm_context.cam_cm_iclken, OMAP3430_CAM_MOD,
+ CM_ICLKEN);
+ cm_write_mod_reg(cm_context.per_cm_iclken, OMAP3430_PER_MOD,
+ CM_ICLKEN);
+ cm_write_mod_reg(cm_context.usbhost_cm_iclken,
+ OMAP3430ES2_USBHOST_MOD, CM_ICLKEN);
+ cm_write_mod_reg(cm_context.iva2_cm_autoidle2, OMAP3430_IVA2_MOD,
+ CM_AUTOIDLE2);
+ cm_write_mod_reg(cm_context.mpu_cm_autoidle2, MPU_MOD, CM_AUTOIDLE2);
+ cm_write_mod_reg(cm_context.iva2_cm_clkstctrl, OMAP3430_IVA2_MOD,
+ OMAP2_CM_CLKSTCTRL);
+ cm_write_mod_reg(cm_context.mpu_cm_clkstctrl, MPU_MOD,
+ OMAP2_CM_CLKSTCTRL);
+ cm_write_mod_reg(cm_context.core_cm_clkstctrl, CORE_MOD,
+ OMAP2_CM_CLKSTCTRL);
+ cm_write_mod_reg(cm_context.sgx_cm_clkstctrl, OMAP3430ES2_SGX_MOD,
+ OMAP2_CM_CLKSTCTRL);
+ cm_write_mod_reg(cm_context.dss_cm_clkstctrl, OMAP3430_DSS_MOD,
+ OMAP2_CM_CLKSTCTRL);
+ cm_write_mod_reg(cm_context.cam_cm_clkstctrl, OMAP3430_CAM_MOD,
+ OMAP2_CM_CLKSTCTRL);
+ cm_write_mod_reg(cm_context.per_cm_clkstctrl, OMAP3430_PER_MOD,
+ OMAP2_CM_CLKSTCTRL);
+ cm_write_mod_reg(cm_context.neon_cm_clkstctrl, OMAP3430_NEON_MOD,
+ OMAP2_CM_CLKSTCTRL);
+ cm_write_mod_reg(cm_context.usbhost_cm_clkstctrl,
+ OMAP3430ES2_USBHOST_MOD, OMAP2_CM_CLKSTCTRL);
+ cm_write_mod_reg(cm_context.core_cm_autoidle1, CORE_MOD,
+ CM_AUTOIDLE1);
+ cm_write_mod_reg(cm_context.core_cm_autoidle2, CORE_MOD,
+ CM_AUTOIDLE2);
+ cm_write_mod_reg(cm_context.core_cm_autoidle3, CORE_MOD,
+ CM_AUTOIDLE3);
+ cm_write_mod_reg(cm_context.wkup_cm_autoidle, WKUP_MOD, CM_AUTOIDLE);
+ cm_write_mod_reg(cm_context.dss_cm_autoidle, OMAP3430_DSS_MOD,
+ CM_AUTOIDLE);
+ cm_write_mod_reg(cm_context.cam_cm_autoidle, OMAP3430_CAM_MOD,
+ CM_AUTOIDLE);
+ cm_write_mod_reg(cm_context.per_cm_autoidle, OMAP3430_PER_MOD,
+ CM_AUTOIDLE);
+ cm_write_mod_reg(cm_context.usbhost_cm_autoidle,
+ OMAP3430ES2_USBHOST_MOD, CM_AUTOIDLE);
+ cm_write_mod_reg(cm_context.sgx_cm_sleepdep, OMAP3430ES2_SGX_MOD,
+ OMAP3430_CM_SLEEPDEP);
+ cm_write_mod_reg(cm_context.dss_cm_sleepdep, OMAP3430_DSS_MOD,
+ OMAP3430_CM_SLEEPDEP);
+ cm_write_mod_reg(cm_context.cam_cm_sleepdep, OMAP3430_CAM_MOD,
+ OMAP3430_CM_SLEEPDEP);
+ cm_write_mod_reg(cm_context.per_cm_sleepdep, OMAP3430_PER_MOD,
+ OMAP3430_CM_SLEEPDEP);
+ cm_write_mod_reg(cm_context.usbhost_cm_sleepdep,
+ OMAP3430ES2_USBHOST_MOD, OMAP3430_CM_SLEEPDEP);
+ cm_write_mod_reg(cm_context.cm_clkout_ctrl, OMAP3430_CCR_MOD,
+ OMAP3_CM_CLKOUT_CTRL_OFFSET);
+}
+#endif
diff --git a/arch/arm/mach-omap2/cm2xxx_3xxx.h b/arch/arm/mach-omap2/cm2xxx_3xxx.h
index 5e572112be06..ce2582c1441b 100644
--- a/arch/arm/mach-omap2/cm2xxx_3xxx.h
+++ b/arch/arm/mach-omap2/cm2xxx_3xxx.h
@@ -128,4 +128,11 @@ extern u32 cm_clear_mod_reg_bits(u32 bits, s16 module, s16 idx);
/* CM_IDLEST_GFX */
#define OMAP_ST_GFX_MASK (1 << 0)
+
+/* Function prototypes */
+# ifndef __ASSEMBLER__
+extern void omap3_cm_save_context(void);
+extern void omap3_cm_restore_context(void);
+# endif
+
#endif
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 7e500d892804..cfff321c747e 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -424,7 +424,7 @@ void omap_sram_idle(void)
omap_uart_prepare_idle(1);
if (core_next_state == PWRDM_POWER_OFF) {
omap3_core_save_context();
- omap3_prcm_save_context();
+ omap3_cm_save_context();
}
}
@@ -464,7 +464,7 @@ void omap_sram_idle(void)
core_prev_state = pwrdm_read_prev_pwrst(core_pwrdm);
if (core_prev_state == PWRDM_POWER_OFF) {
omap3_core_restore_context();
- omap3_prcm_restore_context();
+ omap3_cm_restore_context();
omap3_sram_restore_context();
omap2_sms_restore_context();
}
diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c
index 171c710c8221..dd95cbbdecc7 100644
--- a/arch/arm/mach-omap2/prcm.c
+++ b/arch/arm/mach-omap2/prcm.c
@@ -43,85 +43,6 @@ void __iomem *cm2_base;
#define MAX_MODULE_ENABLE_WAIT 100000
-struct omap3_prcm_regs {
- u32 iva2_cm_clksel1;
- u32 iva2_cm_clksel2;
- u32 cm_sysconfig;
- u32 sgx_cm_clksel;
- u32 dss_cm_clksel;
- u32 cam_cm_clksel;
- u32 per_cm_clksel;
- u32 emu_cm_clksel;
- u32 emu_cm_clkstctrl;
- u32 pll_cm_autoidle2;
- u32 pll_cm_clksel4;
- u32 pll_cm_clksel5;
- u32 pll_cm_clken2;
- u32 cm_polctrl;
- u32 iva2_cm_fclken;
- u32 iva2_cm_clken_pll;
- u32 core_cm_fclken1;
- u32 core_cm_fclken3;
- u32 sgx_cm_fclken;
- u32 wkup_cm_fclken;
- u32 dss_cm_fclken;
- u32 cam_cm_fclken;
- u32 per_cm_fclken;
- u32 usbhost_cm_fclken;
- u32 core_cm_iclken1;
- u32 core_cm_iclken2;
- u32 core_cm_iclken3;
- u32 sgx_cm_iclken;
- u32 wkup_cm_iclken;
- u32 dss_cm_iclken;
- u32 cam_cm_iclken;
- u32 per_cm_iclken;
- u32 usbhost_cm_iclken;
- u32 iva2_cm_autiidle2;
- u32 mpu_cm_autoidle2;
- u32 iva2_cm_clkstctrl;
- u32 mpu_cm_clkstctrl;
- u32 core_cm_clkstctrl;
- u32 sgx_cm_clkstctrl;
- u32 dss_cm_clkstctrl;
- u32 cam_cm_clkstctrl;
- u32 per_cm_clkstctrl;
- u32 neon_cm_clkstctrl;
- u32 usbhost_cm_clkstctrl;
- u32 core_cm_autoidle1;
- u32 core_cm_autoidle2;
- u32 core_cm_autoidle3;
- u32 wkup_cm_autoidle;
- u32 dss_cm_autoidle;
- u32 cam_cm_autoidle;
- u32 per_cm_autoidle;
- u32 usbhost_cm_autoidle;
- u32 sgx_cm_sleepdep;
- u32 dss_cm_sleepdep;
- u32 cam_cm_sleepdep;
- u32 per_cm_sleepdep;
- u32 usbhost_cm_sleepdep;
- u32 cm_clkout_ctrl;
- u32 prm_clkout_ctrl;
- u32 sgx_pm_wkdep;
- u32 dss_pm_wkdep;
- u32 cam_pm_wkdep;
- u32 per_pm_wkdep;
- u32 neon_pm_wkdep;
- u32 usbhost_pm_wkdep;
- u32 core_pm_mpugrpsel1;
- u32 iva2_pm_ivagrpsel1;
- u32 core_pm_mpugrpsel3;
- u32 core_pm_ivagrpsel3;
- u32 wkup_pm_mpugrpsel;
- u32 wkup_pm_ivagrpsel;
- u32 per_pm_mpugrpsel;
- u32 per_pm_ivagrpsel;
- u32 wkup_pm_wken;
-};
-
-static struct omap3_prcm_regs prcm_context;
-
u32 omap_prcm_get_reset_sources(void)
{
/* XXX This presumably needs modification for 34XX */
@@ -238,299 +159,3 @@ void __init omap2_set_globals_prcm(struct omap_globals *omap2_globals)
WARN_ON(!cm2_base);
}
}
-
-#ifdef CONFIG_ARCH_OMAP3
-void omap3_prcm_save_context(void)
-{
- prcm_context.iva2_cm_clksel1 =
- cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSEL1);
- prcm_context.iva2_cm_clksel2 =
- cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSEL2);
- prcm_context.cm_sysconfig = __raw_readl(OMAP3430_CM_SYSCONFIG);
- prcm_context.sgx_cm_clksel =
- cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_CLKSEL);
- prcm_context.dss_cm_clksel =
- cm_read_mod_reg(OMAP3430_DSS_MOD, CM_CLKSEL);
- prcm_context.cam_cm_clksel =
- cm_read_mod_reg(OMAP3430_CAM_MOD, CM_CLKSEL);
- prcm_context.per_cm_clksel =
- cm_read_mod_reg(OMAP3430_PER_MOD, CM_CLKSEL);
- prcm_context.emu_cm_clksel =
- cm_read_mod_reg(OMAP3430_EMU_MOD, CM_CLKSEL1);
- prcm_context.emu_cm_clkstctrl =
- cm_read_mod_reg(OMAP3430_EMU_MOD, OMAP2_CM_CLKSTCTRL);
- prcm_context.pll_cm_autoidle2 =
- cm_read_mod_reg(PLL_MOD, CM_AUTOIDLE2);
- prcm_context.pll_cm_clksel4 =
- cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL4);
- prcm_context.pll_cm_clksel5 =
- cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL5);
- prcm_context.pll_cm_clken2 =
- cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKEN2);
- prcm_context.cm_polctrl = __raw_readl(OMAP3430_CM_POLCTRL);
- prcm_context.iva2_cm_fclken =
- cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_FCLKEN);
- prcm_context.iva2_cm_clken_pll = cm_read_mod_reg(OMAP3430_IVA2_MOD,
- OMAP3430_CM_CLKEN_PLL);
- prcm_context.core_cm_fclken1 =
- cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
- prcm_context.core_cm_fclken3 =
- cm_read_mod_reg(CORE_MOD, OMAP3430ES2_CM_FCLKEN3);
- prcm_context.sgx_cm_fclken =
- cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_FCLKEN);
- prcm_context.wkup_cm_fclken =
- cm_read_mod_reg(WKUP_MOD, CM_FCLKEN);
- prcm_context.dss_cm_fclken =
- cm_read_mod_reg(OMAP3430_DSS_MOD, CM_FCLKEN);
- prcm_context.cam_cm_fclken =
- cm_read_mod_reg(OMAP3430_CAM_MOD, CM_FCLKEN);
- prcm_context.per_cm_fclken =
- cm_read_mod_reg(OMAP3430_PER_MOD, CM_FCLKEN);
- prcm_context.usbhost_cm_fclken =
- cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN);
- prcm_context.core_cm_iclken1 =
- cm_read_mod_reg(CORE_MOD, CM_ICLKEN1);
- prcm_context.core_cm_iclken2 =
- cm_read_mod_reg(CORE_MOD, CM_ICLKEN2);
- prcm_context.core_cm_iclken3 =
- cm_read_mod_reg(CORE_MOD, CM_ICLKEN3);
- prcm_context.sgx_cm_iclken =
- cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_ICLKEN);
- prcm_context.wkup_cm_iclken =
- cm_read_mod_reg(WKUP_MOD, CM_ICLKEN);
- prcm_context.dss_cm_iclken =
- cm_read_mod_reg(OMAP3430_DSS_MOD, CM_ICLKEN);
- prcm_context.cam_cm_iclken =
- cm_read_mod_reg(OMAP3430_CAM_MOD, CM_ICLKEN);
- prcm_context.per_cm_iclken =
- cm_read_mod_reg(OMAP3430_PER_MOD, CM_ICLKEN);
- prcm_context.usbhost_cm_iclken =
- cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_ICLKEN);
- prcm_context.iva2_cm_autiidle2 =
- cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_AUTOIDLE2);
- prcm_context.mpu_cm_autoidle2 =
- cm_read_mod_reg(MPU_MOD, CM_AUTOIDLE2);
- prcm_context.iva2_cm_clkstctrl =
- cm_read_mod_reg(OMAP3430_IVA2_MOD, OMAP2_CM_CLKSTCTRL);
- prcm_context.mpu_cm_clkstctrl =
- cm_read_mod_reg(MPU_MOD, OMAP2_CM_CLKSTCTRL);
- prcm_context.core_cm_clkstctrl =
- cm_read_mod_reg(CORE_MOD, OMAP2_CM_CLKSTCTRL);
- prcm_context.sgx_cm_clkstctrl =
- cm_read_mod_reg(OMAP3430ES2_SGX_MOD,
- OMAP2_CM_CLKSTCTRL);
- prcm_context.dss_cm_clkstctrl =
- cm_read_mod_reg(OMAP3430_DSS_MOD, OMAP2_CM_CLKSTCTRL);
- prcm_context.cam_cm_clkstctrl =
- cm_read_mod_reg(OMAP3430_CAM_MOD, OMAP2_CM_CLKSTCTRL);
- prcm_context.per_cm_clkstctrl =
- cm_read_mod_reg(OMAP3430_PER_MOD, OMAP2_CM_CLKSTCTRL);
- prcm_context.neon_cm_clkstctrl =
- cm_read_mod_reg(OMAP3430_NEON_MOD, OMAP2_CM_CLKSTCTRL);
- prcm_context.usbhost_cm_clkstctrl =
- cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD,
- OMAP2_CM_CLKSTCTRL);
- prcm_context.core_cm_autoidle1 =
- cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE1);
- prcm_context.core_cm_autoidle2 =
- cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE2);
- prcm_context.core_cm_autoidle3 =
- cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE3);
- prcm_context.wkup_cm_autoidle =
- cm_read_mod_reg(WKUP_MOD, CM_AUTOIDLE);
- prcm_context.dss_cm_autoidle =
- cm_read_mod_reg(OMAP3430_DSS_MOD, CM_AUTOIDLE);
- prcm_context.cam_cm_autoidle =
- cm_read_mod_reg(OMAP3430_CAM_MOD, CM_AUTOIDLE);
- prcm_context.per_cm_autoidle =
- cm_read_mod_reg(OMAP3430_PER_MOD, CM_AUTOIDLE);
- prcm_context.usbhost_cm_autoidle =
- cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_AUTOIDLE);
- prcm_context.sgx_cm_sleepdep =
- cm_read_mod_reg(OMAP3430ES2_SGX_MOD, OMAP3430_CM_SLEEPDEP);
- prcm_context.dss_cm_sleepdep =
- cm_read_mod_reg(OMAP3430_DSS_MOD, OMAP3430_CM_SLEEPDEP);
- prcm_context.cam_cm_sleepdep =
- cm_read_mod_reg(OMAP3430_CAM_MOD, OMAP3430_CM_SLEEPDEP);
- prcm_context.per_cm_sleepdep =
- cm_read_mod_reg(OMAP3430_PER_MOD, OMAP3430_CM_SLEEPDEP);
- prcm_context.usbhost_cm_sleepdep =
- cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, OMAP3430_CM_SLEEPDEP);
- prcm_context.cm_clkout_ctrl = cm_read_mod_reg(OMAP3430_CCR_MOD,
- OMAP3_CM_CLKOUT_CTRL_OFFSET);
- prcm_context.prm_clkout_ctrl = prm_read_mod_reg(OMAP3430_CCR_MOD,
- OMAP3_PRM_CLKOUT_CTRL_OFFSET);
- prcm_context.sgx_pm_wkdep =
- prm_read_mod_reg(OMAP3430ES2_SGX_MOD, PM_WKDEP);
- prcm_context.dss_pm_wkdep =
- prm_read_mod_reg(OMAP3430_DSS_MOD, PM_WKDEP);
- prcm_context.cam_pm_wkdep =
- prm_read_mod_reg(OMAP3430_CAM_MOD, PM_WKDEP);
- prcm_context.per_pm_wkdep =
- prm_read_mod_reg(OMAP3430_PER_MOD, PM_WKDEP);
- prcm_context.neon_pm_wkdep =
- prm_read_mod_reg(OMAP3430_NEON_MOD, PM_WKDEP);
- prcm_context.usbhost_pm_wkdep =
- prm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, PM_WKDEP);
- prcm_context.core_pm_mpugrpsel1 =
- prm_read_mod_reg(CORE_MOD, OMAP3430_PM_MPUGRPSEL1);
- prcm_context.iva2_pm_ivagrpsel1 =
- prm_read_mod_reg(OMAP3430_IVA2_MOD, OMAP3430_PM_IVAGRPSEL1);
- prcm_context.core_pm_mpugrpsel3 =
- prm_read_mod_reg(CORE_MOD, OMAP3430ES2_PM_MPUGRPSEL3);
- prcm_context.core_pm_ivagrpsel3 =
- prm_read_mod_reg(CORE_MOD, OMAP3430ES2_PM_IVAGRPSEL3);
- prcm_context.wkup_pm_mpugrpsel =
- prm_read_mod_reg(WKUP_MOD, OMAP3430_PM_MPUGRPSEL);
- prcm_context.wkup_pm_ivagrpsel =
- prm_read_mod_reg(WKUP_MOD, OMAP3430_PM_IVAGRPSEL);
- prcm_context.per_pm_mpugrpsel =
- prm_read_mod_reg(OMAP3430_PER_MOD, OMAP3430_PM_MPUGRPSEL);
- prcm_context.per_pm_ivagrpsel =
- prm_read_mod_reg(OMAP3430_PER_MOD, OMAP3430_PM_IVAGRPSEL);
- prcm_context.wkup_pm_wken = prm_read_mod_reg(WKUP_MOD, PM_WKEN);
- return;
-}
-
-void omap3_prcm_restore_context(void)
-{
- cm_write_mod_reg(prcm_context.iva2_cm_clksel1, OMAP3430_IVA2_MOD,
- CM_CLKSEL1);
- cm_write_mod_reg(prcm_context.iva2_cm_clksel2, OMAP3430_IVA2_MOD,
- CM_CLKSEL2);
- __raw_writel(prcm_context.cm_sysconfig, OMAP3430_CM_SYSCONFIG);
- cm_write_mod_reg(prcm_context.sgx_cm_clksel, OMAP3430ES2_SGX_MOD,
- CM_CLKSEL);
- cm_write_mod_reg(prcm_context.dss_cm_clksel, OMAP3430_DSS_MOD,
- CM_CLKSEL);
- cm_write_mod_reg(prcm_context.cam_cm_clksel, OMAP3430_CAM_MOD,
- CM_CLKSEL);
- cm_write_mod_reg(prcm_context.per_cm_clksel, OMAP3430_PER_MOD,
- CM_CLKSEL);
- cm_write_mod_reg(prcm_context.emu_cm_clksel, OMAP3430_EMU_MOD,
- CM_CLKSEL1);
- cm_write_mod_reg(prcm_context.emu_cm_clkstctrl, OMAP3430_EMU_MOD,
- OMAP2_CM_CLKSTCTRL);
- cm_write_mod_reg(prcm_context.pll_cm_autoidle2, PLL_MOD,
- CM_AUTOIDLE2);
- cm_write_mod_reg(prcm_context.pll_cm_clksel4, PLL_MOD,
- OMAP3430ES2_CM_CLKSEL4);
- cm_write_mod_reg(prcm_context.pll_cm_clksel5, PLL_MOD,
- OMAP3430ES2_CM_CLKSEL5);
- cm_write_mod_reg(prcm_context.pll_cm_clken2, PLL_MOD,
- OMAP3430ES2_CM_CLKEN2);
- __raw_writel(prcm_context.cm_polctrl, OMAP3430_CM_POLCTRL);
- cm_write_mod_reg(prcm_context.iva2_cm_fclken, OMAP3430_IVA2_MOD,
- CM_FCLKEN);
- cm_write_mod_reg(prcm_context.iva2_cm_clken_pll, OMAP3430_IVA2_MOD,
- OMAP3430_CM_CLKEN_PLL);
- cm_write_mod_reg(prcm_context.core_cm_fclken1, CORE_MOD, CM_FCLKEN1);
- cm_write_mod_reg(prcm_context.core_cm_fclken3, CORE_MOD,
- OMAP3430ES2_CM_FCLKEN3);
- cm_write_mod_reg(prcm_context.sgx_cm_fclken, OMAP3430ES2_SGX_MOD,
- CM_FCLKEN);
- cm_write_mod_reg(prcm_context.wkup_cm_fclken, WKUP_MOD, CM_FCLKEN);
- cm_write_mod_reg(prcm_context.dss_cm_fclken, OMAP3430_DSS_MOD,
- CM_FCLKEN);
- cm_write_mod_reg(prcm_context.cam_cm_fclken, OMAP3430_CAM_MOD,
- CM_FCLKEN);
- cm_write_mod_reg(prcm_context.per_cm_fclken, OMAP3430_PER_MOD,
- CM_FCLKEN);
- cm_write_mod_reg(prcm_context.usbhost_cm_fclken,
- OMAP3430ES2_USBHOST_MOD, CM_FCLKEN);
- cm_write_mod_reg(prcm_context.core_cm_iclken1, CORE_MOD, CM_ICLKEN1);
- cm_write_mod_reg(prcm_context.core_cm_iclken2, CORE_MOD, CM_ICLKEN2);
- cm_write_mod_reg(prcm_context.core_cm_iclken3, CORE_MOD, CM_ICLKEN3);
- cm_write_mod_reg(prcm_context.sgx_cm_iclken, OMAP3430ES2_SGX_MOD,
- CM_ICLKEN);
- cm_write_mod_reg(prcm_context.wkup_cm_iclken, WKUP_MOD, CM_ICLKEN);
- cm_write_mod_reg(prcm_context.dss_cm_iclken, OMAP3430_DSS_MOD,
- CM_ICLKEN);
- cm_write_mod_reg(prcm_context.cam_cm_iclken, OMAP3430_CAM_MOD,
- CM_ICLKEN);
- cm_write_mod_reg(prcm_context.per_cm_iclken, OMAP3430_PER_MOD,
- CM_ICLKEN);
- cm_write_mod_reg(prcm_context.usbhost_cm_iclken,
- OMAP3430ES2_USBHOST_MOD, CM_ICLKEN);
- cm_write_mod_reg(prcm_context.iva2_cm_autiidle2, OMAP3430_IVA2_MOD,
- CM_AUTOIDLE2);
- cm_write_mod_reg(prcm_context.mpu_cm_autoidle2, MPU_MOD, CM_AUTOIDLE2);
- cm_write_mod_reg(prcm_context.iva2_cm_clkstctrl, OMAP3430_IVA2_MOD,
- OMAP2_CM_CLKSTCTRL);
- cm_write_mod_reg(prcm_context.mpu_cm_clkstctrl, MPU_MOD,
- OMAP2_CM_CLKSTCTRL);
- cm_write_mod_reg(prcm_context.core_cm_clkstctrl, CORE_MOD,
- OMAP2_CM_CLKSTCTRL);
- cm_write_mod_reg(prcm_context.sgx_cm_clkstctrl, OMAP3430ES2_SGX_MOD,
- OMAP2_CM_CLKSTCTRL);
- cm_write_mod_reg(prcm_context.dss_cm_clkstctrl, OMAP3430_DSS_MOD,
- OMAP2_CM_CLKSTCTRL);
- cm_write_mod_reg(prcm_context.cam_cm_clkstctrl, OMAP3430_CAM_MOD,
- OMAP2_CM_CLKSTCTRL);
- cm_write_mod_reg(prcm_context.per_cm_clkstctrl, OMAP3430_PER_MOD,
- OMAP2_CM_CLKSTCTRL);
- cm_write_mod_reg(prcm_context.neon_cm_clkstctrl, OMAP3430_NEON_MOD,
- OMAP2_CM_CLKSTCTRL);
- cm_write_mod_reg(prcm_context.usbhost_cm_clkstctrl,
- OMAP3430ES2_USBHOST_MOD, OMAP2_CM_CLKSTCTRL);
- cm_write_mod_reg(prcm_context.core_cm_autoidle1, CORE_MOD,
- CM_AUTOIDLE1);
- cm_write_mod_reg(prcm_context.core_cm_autoidle2, CORE_MOD,
- CM_AUTOIDLE2);
- cm_write_mod_reg(prcm_context.core_cm_autoidle3, CORE_MOD,
- CM_AUTOIDLE3);
- cm_write_mod_reg(prcm_context.wkup_cm_autoidle, WKUP_MOD, CM_AUTOIDLE);
- cm_write_mod_reg(prcm_context.dss_cm_autoidle, OMAP3430_DSS_MOD,
- CM_AUTOIDLE);
- cm_write_mod_reg(prcm_context.cam_cm_autoidle, OMAP3430_CAM_MOD,
- CM_AUTOIDLE);
- cm_write_mod_reg(prcm_context.per_cm_autoidle, OMAP3430_PER_MOD,
- CM_AUTOIDLE);
- cm_write_mod_reg(prcm_context.usbhost_cm_autoidle,
- OMAP3430ES2_USBHOST_MOD, CM_AUTOIDLE);
- cm_write_mod_reg(prcm_context.sgx_cm_sleepdep, OMAP3430ES2_SGX_MOD,
- OMAP3430_CM_SLEEPDEP);
- cm_write_mod_reg(prcm_context.dss_cm_sleepdep, OMAP3430_DSS_MOD,
- OMAP3430_CM_SLEEPDEP);
- cm_write_mod_reg(prcm_context.cam_cm_sleepdep, OMAP3430_CAM_MOD,
- OMAP3430_CM_SLEEPDEP);
- cm_write_mod_reg(prcm_context.per_cm_sleepdep, OMAP3430_PER_MOD,
- OMAP3430_CM_SLEEPDEP);
- cm_write_mod_reg(prcm_context.usbhost_cm_sleepdep,
- OMAP3430ES2_USBHOST_MOD, OMAP3430_CM_SLEEPDEP);
- cm_write_mod_reg(prcm_context.cm_clkout_ctrl, OMAP3430_CCR_MOD,
- OMAP3_CM_CLKOUT_CTRL_OFFSET);
- prm_write_mod_reg(prcm_context.prm_clkout_ctrl, OMAP3430_CCR_MOD,
- OMAP3_PRM_CLKOUT_CTRL_OFFSET);
- prm_write_mod_reg(prcm_context.sgx_pm_wkdep, OMAP3430ES2_SGX_MOD,
- PM_WKDEP);
- prm_write_mod_reg(prcm_context.dss_pm_wkdep, OMAP3430_DSS_MOD,
- PM_WKDEP);
- prm_write_mod_reg(prcm_context.cam_pm_wkdep, OMAP3430_CAM_MOD,
- PM_WKDEP);
- prm_write_mod_reg(prcm_context.per_pm_wkdep, OMAP3430_PER_MOD,
- PM_WKDEP);
- prm_write_mod_reg(prcm_context.neon_pm_wkdep, OMAP3430_NEON_MOD,
- PM_WKDEP);
- prm_write_mod_reg(prcm_context.usbhost_pm_wkdep,
- OMAP3430ES2_USBHOST_MOD, PM_WKDEP);
- prm_write_mod_reg(prcm_context.core_pm_mpugrpsel1, CORE_MOD,
- OMAP3430_PM_MPUGRPSEL1);
- prm_write_mod_reg(prcm_context.iva2_pm_ivagrpsel1, OMAP3430_IVA2_MOD,
- OMAP3430_PM_IVAGRPSEL1);
- prm_write_mod_reg(prcm_context.core_pm_mpugrpsel3, CORE_MOD,
- OMAP3430ES2_PM_MPUGRPSEL3);
- prm_write_mod_reg(prcm_context.core_pm_ivagrpsel3, CORE_MOD,
- OMAP3430ES2_PM_IVAGRPSEL3);
- prm_write_mod_reg(prcm_context.wkup_pm_mpugrpsel, WKUP_MOD,
- OMAP3430_PM_MPUGRPSEL);
- prm_write_mod_reg(prcm_context.wkup_pm_ivagrpsel, WKUP_MOD,
- OMAP3430_PM_IVAGRPSEL);
- prm_write_mod_reg(prcm_context.per_pm_mpugrpsel, OMAP3430_PER_MOD,
- OMAP3430_PM_MPUGRPSEL);
- prm_write_mod_reg(prcm_context.per_pm_ivagrpsel, OMAP3430_PER_MOD,
- OMAP3430_PM_IVAGRPSEL);
- prm_write_mod_reg(prcm_context.wkup_pm_wken, WKUP_MOD, PM_WKEN);
- return;
-}
-#endif
diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.c b/arch/arm/mach-omap2/prm2xxx_3xxx.c
index 064b52a3e202..3e1d36c83fc4 100644
--- a/arch/arm/mach-omap2/prm2xxx_3xxx.c
+++ b/arch/arm/mach-omap2/prm2xxx_3xxx.c
@@ -154,4 +154,3 @@ int omap2_prm_deassert_hardreset(s16 prm_mod, u8 shift)
return (c == MAX_MODULE_HARDRESET_WAIT) ? -EBUSY : 0;
}
-
diff --git a/arch/arm/plat-omap/include/plat/prcm.h b/arch/arm/plat-omap/include/plat/prcm.h
index 3769fc6eca29..d059a05bc457 100644
--- a/arch/arm/plat-omap/include/plat/prcm.h
+++ b/arch/arm/plat-omap/include/plat/prcm.h
@@ -31,9 +31,6 @@ int omap2_cm_wait_idlest(void __iomem *reg, u32 mask, u8 idlest,
#define START_PADCONF_SAVE 0x2
#define PADCONF_SAVE_DONE 0x1
-void omap3_prcm_save_context(void);
-void omap3_prcm_restore_context(void);
-
u32 omap4_prm_read_bits_shift(void __iomem *reg, u32 mask);
u32 omap4_prm_rmw_reg_bits(u32 mask, u32 bits, void __iomem *reg);