diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-omap2/opp.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/pm34xx.c | 38 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/pm44xx.c | 10 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/prm_common.c | 2 |
4 files changed, 31 insertions, 23 deletions
diff --git a/arch/arm/mach-omap2/opp.c b/arch/arm/mach-omap2/opp.c index 9262a6b..de6d464 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 238defc..703bd10 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 9ccaadc..8856253 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 873b51d..d28f848 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); |