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-rw-r--r--arch/arm/mach-omap2/opp.c4
-rw-r--r--arch/arm/mach-omap2/pm34xx.c38
-rw-r--r--arch/arm/mach-omap2/pm44xx.c10
-rw-r--r--arch/arm/mach-omap2/prm_common.c2
4 files changed, 31 insertions, 23 deletions
diff --git a/arch/arm/mach-omap2/opp.c b/arch/arm/mach-omap2/opp.c
index 9262a6b47702..de6d46451746 100644
--- a/arch/arm/mach-omap2/opp.c
+++ b/arch/arm/mach-omap2/opp.c
@@ -64,10 +64,10 @@ int __init omap_init_opp_table(struct omap_opp_def *opp_def,
}
oh = omap_hwmod_lookup(opp_def->hwmod_name);
if (!oh || !oh->od) {
- pr_warn("%s: no hwmod or odev for %s, [%d] "
+ pr_debug("%s: no hwmod or odev for %s, [%d] "
"cannot add OPPs.\n", __func__,
opp_def->hwmod_name, i);
- return -EINVAL;
+ continue;
}
dev = &oh->od->pdev->dev;
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 238defc6f6df..703bd1099259 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -153,8 +153,7 @@ static void omap3_save_secure_ram_context(void)
pwrdm_set_next_pwrst(mpu_pwrdm, mpu_next_state);
/* Following is for error tracking, it should not happen */
if (ret) {
- printk(KERN_ERR "save_secure_sram() returns %08x\n",
- ret);
+ pr_err("save_secure_sram() returns %08x\n", ret);
while (1)
;
}
@@ -289,7 +288,7 @@ void omap_sram_idle(void)
break;
default:
/* Invalid state */
- printk(KERN_ERR "Invalid mpu state in sram_idle\n");
+ pr_err("Invalid mpu state in sram_idle\n");
return;
}
@@ -439,18 +438,17 @@ restore:
list_for_each_entry(pwrst, &pwrst_list, node) {
state = pwrdm_read_prev_pwrst(pwrst->pwrdm);
if (state > pwrst->next_state) {
- printk(KERN_INFO "Powerdomain (%s) didn't enter "
- "target state %d\n",
+ pr_info("Powerdomain (%s) didn't enter "
+ "target state %d\n",
pwrst->pwrdm->name, pwrst->next_state);
ret = -1;
}
omap_set_pwrdm_state(pwrst->pwrdm, pwrst->saved_state);
}
if (ret)
- printk(KERN_ERR "Could not enter target state in pm_suspend\n");
+ pr_err("Could not enter target state in pm_suspend\n");
else
- printk(KERN_INFO "Successfully put all powerdomains "
- "to target state\n");
+ pr_info("Successfully put all powerdomains to target state\n");
return ret;
}
@@ -734,21 +732,22 @@ static int __init omap3_pm_init(void)
if (ret) {
pr_err("pm: Failed to request pm_io irq\n");
- goto err1;
+ goto err2;
}
ret = pwrdm_for_each(pwrdms_setup, NULL);
if (ret) {
- printk(KERN_ERR "Failed to setup powerdomains\n");
- goto err2;
+ pr_err("Failed to setup powerdomains\n");
+ goto err3;
}
(void) clkdm_for_each(omap_pm_clkdms_setup, NULL);
mpu_pwrdm = pwrdm_lookup("mpu_pwrdm");
if (mpu_pwrdm == NULL) {
- printk(KERN_ERR "Failed to get mpu_pwrdm\n");
- goto err2;
+ pr_err("Failed to get mpu_pwrdm\n");
+ ret = -EINVAL;
+ goto err3;
}
neon_pwrdm = pwrdm_lookup("neon_pwrdm");
@@ -781,8 +780,8 @@ static int __init omap3_pm_init(void)
omap3_secure_ram_storage =
kmalloc(0x803F, GFP_KERNEL);
if (!omap3_secure_ram_storage)
- printk(KERN_ERR "Memory allocation failed when"
- "allocating for secure sram context\n");
+ pr_err("Memory allocation failed when "
+ "allocating for secure sram context\n");
local_irq_disable();
local_fiq_disable();
@@ -796,14 +795,17 @@ static int __init omap3_pm_init(void)
}
omap3_save_scratchpad_contents();
-err1:
return ret;
-err2:
- free_irq(INT_34XX_PRCM_MPU_IRQ, NULL);
+
+err3:
list_for_each_entry_safe(pwrst, tmp, &pwrst_list, node) {
list_del(&pwrst->node);
kfree(pwrst);
}
+ free_irq(omap_prcm_event_to_irq("io"), omap3_pm_init);
+err2:
+ free_irq(omap_prcm_event_to_irq("wkup"), NULL);
+err1:
return ret;
}
diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c
index 9ccaadc2cf07..885625352429 100644
--- a/arch/arm/mach-omap2/pm44xx.c
+++ b/arch/arm/mach-omap2/pm44xx.c
@@ -144,7 +144,7 @@ static void omap_default_idle(void)
static int __init omap4_pm_init(void)
{
int ret;
- struct clockdomain *emif_clkdm, *mpuss_clkdm, *l3_1_clkdm;
+ struct clockdomain *emif_clkdm, *mpuss_clkdm, *l3_1_clkdm, *l4wkup;
struct clockdomain *ducati_clkdm, *l3_2_clkdm, *l4_per_clkdm;
if (!cpu_is_omap44xx())
@@ -168,14 +168,19 @@ static int __init omap4_pm_init(void)
* MPUSS -> L4_PER/L3_* and DUCATI -> L3_* doesn't work as
* expected. The hardware recommendation is to enable static
* dependencies for these to avoid system lock ups or random crashes.
+ * The L4 wakeup depedency is added to workaround the OCP sync hardware
+ * BUG with 32K synctimer which lead to incorrect timer value read
+ * from the 32K counter. The BUG applies for GPTIMER1 and WDT2 which
+ * are part of L4 wakeup clockdomain.
*/
mpuss_clkdm = clkdm_lookup("mpuss_clkdm");
emif_clkdm = clkdm_lookup("l3_emif_clkdm");
l3_1_clkdm = clkdm_lookup("l3_1_clkdm");
l3_2_clkdm = clkdm_lookup("l3_2_clkdm");
l4_per_clkdm = clkdm_lookup("l4_per_clkdm");
+ l4wkup = clkdm_lookup("l4_wkup_clkdm");
ducati_clkdm = clkdm_lookup("ducati_clkdm");
- if ((!mpuss_clkdm) || (!emif_clkdm) || (!l3_1_clkdm) ||
+ if ((!mpuss_clkdm) || (!emif_clkdm) || (!l3_1_clkdm) || (!l4wkup) ||
(!l3_2_clkdm) || (!ducati_clkdm) || (!l4_per_clkdm))
goto err2;
@@ -183,6 +188,7 @@ static int __init omap4_pm_init(void)
ret |= clkdm_add_wkdep(mpuss_clkdm, l3_1_clkdm);
ret |= clkdm_add_wkdep(mpuss_clkdm, l3_2_clkdm);
ret |= clkdm_add_wkdep(mpuss_clkdm, l4_per_clkdm);
+ ret |= clkdm_add_wkdep(mpuss_clkdm, l4wkup);
ret |= clkdm_add_wkdep(ducati_clkdm, l3_1_clkdm);
ret |= clkdm_add_wkdep(ducati_clkdm, l3_2_clkdm);
if (ret) {
diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c
index 873b51d494ea..d28f848897d6 100644
--- a/arch/arm/mach-omap2/prm_common.c
+++ b/arch/arm/mach-omap2/prm_common.c
@@ -290,7 +290,7 @@ int omap_prcm_register_chain_handler(struct omap_prcm_irq_setup *irq_setup)
goto err;
}
- for (i = 0; i <= irq_setup->nr_regs; i++) {
+ for (i = 0; i < irq_setup->nr_regs; i++) {
gc = irq_alloc_generic_chip("PRCM", 1,
irq_setup->base_irq + i * 32, prm_base,
handle_level_irq);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 11:26:32 +0000