diff --git a/drivers/iommu/amd/amd_iommu_types.h b/drivers/iommu/amd/amd_iommu_types.h
index 94c1a7a9876d554..67a6c2fb4de9e2a 100644
--- a/drivers/iommu/amd/amd_iommu_types.h
+++ b/drivers/iommu/amd/amd_iommu_types.h
@@ -446,7 +446,7 @@ extern struct irq_remap_table **irq_lookup_table;
 /* Interrupt remapping feature used? */
 extern bool amd_iommu_irq_remap;
 
-/* kmem_cache to get tables with 128 byte alignement */
+/* kmem_cache to get tables with 128 byte alignment */
 extern struct kmem_cache *amd_iommu_irq_cache;
 
 /*
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index d006724f4dc2122..d749837dcecc875 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -2040,7 +2040,7 @@ static int intcapxt_irqdomain_activate(struct irq_domain *domain,
 	xt.destid_24_31 = cfg->dest_apicid >> 24;
 
 	/**
-	 * Current IOMMU implemtation uses the same IRQ for all
+	 * Current IOMMU implementation uses the same IRQ for all
 	 * 3 IOMMU interrupts.
 	 */
 	writeq(xt.capxt, iommu->mmio_base + MMIO_INTCAPXT_EVT_OFFSET);
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c
index 80e8e1916dd17c9..fa2c98857f3a7d0 100644
--- a/drivers/iommu/amd/iommu.c
+++ b/drivers/iommu/amd/iommu.c
@@ -1812,7 +1812,7 @@ int __init amd_iommu_init_dma_ops(void)
  * The following functions belong to the exported interface of AMD IOMMU
  *
  * This interface allows access to lower level functions of the IOMMU
- * like protection domain handling and assignement of devices to domains
+ * like protection domain handling and assignment of devices to domains
  * which is not possible with the dma_ops interface.
  *
  *****************************************************************************/
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu.c b/drivers/iommu/arm/arm-smmu/arm-smmu.c
index 6f72c4d208cad84..a56e0d91b5a70a2 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu.c
@@ -1361,7 +1361,7 @@ static struct iommu_device *arm_smmu_probe_device(struct device *dev)
 		ret = arm_smmu_register_legacy_master(dev, &smmu);
 
 		/*
-		 * If dev->iommu_fwspec is initally NULL, arm_smmu_register_legacy_master()
+		 * If dev->iommu_fwspec is initially NULL, arm_smmu_register_legacy_master()
 		 * will allocate/initialise a new one. Thus we need to update fwspec for
 		 * later use.
 		 */
diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c
index fc38b1fba7cff0a..53aff27663673a0 100644
--- a/drivers/iommu/fsl_pamu.c
+++ b/drivers/iommu/fsl_pamu.c
@@ -246,7 +246,7 @@ void get_ome_index(u32 *omi_index, struct device *dev)
  * @stash_dest_hint: L1, L2 or L3
  * @vcpu: vpcu target for a particular cache type.
  *
- * Returs stash on success or ~(u32)0 on failure.
+ * Returns stash on success or ~(u32)0 on failure.
  *
  */
 u32 get_stash_id(u32 stash_dest_hint, u32 vcpu)
diff --git a/drivers/iommu/intel/dmar.c b/drivers/iommu/intel/dmar.c
index 1757ac1e1623e9a..2a2d176b36ec0f2 100644
--- a/drivers/iommu/intel/dmar.c
+++ b/drivers/iommu/intel/dmar.c
@@ -45,7 +45,7 @@ struct dmar_res_callback {
 
 /*
  * Assumptions:
- * 1) The hotplug framework guarentees that DMAR unit will be hot-added
+ * 1) The hotplug framework guarantees that DMAR unit will be hot-added
  *    before IO devices managed by that unit.
  * 2) The hotplug framework guarantees that DMAR unit will be hot-removed
  *    after IO devices managed by that unit.
@@ -960,10 +960,10 @@ static void unmap_iommu(struct intel_iommu *iommu)
 /**
  * map_iommu: map the iommu's registers
  * @iommu: the iommu to map
- * @phys_addr: the physical address of the base resgister
+ * @phys_addr: the physical address of the base register
  *
  * Memory map the iommu's registers.  Start w/ a single page, and
- * possibly expand if that turns out to be insufficent.
+ * possibly expand if that turns out to be insufficient.
  */
 static int map_iommu(struct intel_iommu *iommu, u64 phys_addr)
 {
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 708f430af1c4403..ba5b0137b4b1fb4 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -288,7 +288,7 @@ static inline void context_clear_entry(struct context_entry *context)
 
 /*
  * This domain is a statically identity mapping domain.
- *	1. This domain creats a static 1:1 mapping to all usable memory.
+ *	1. This domain creates a static 1:1 mapping to all usable memory.
  * 	2. It maps to each iommu if successful.
  *	3. Each iommu mapps to this domain if successful.
  */
diff --git a/drivers/iommu/intel/irq_remapping.c b/drivers/iommu/intel/irq_remapping.c
index f912fe45bea2c00..d66210308eded97 100644
--- a/drivers/iommu/intel/irq_remapping.c
+++ b/drivers/iommu/intel/irq_remapping.c
@@ -74,7 +74,7 @@ static struct hpet_scope ir_hpet[MAX_HPET_TBS];
  *	->iommu->register_lock
  * Note:
  * intel_irq_remap_ops.{supported,prepare,enable,disable,reenable} are called
- * in single-threaded environment with interrupt disabled, so no need to tabke
+ * in single-threaded environment with interrupt disabled, so no need to take
  * the dmar_global_lock.
  */
 DEFINE_RAW_SPINLOCK(irq_2_ir_lock);
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 808ab70d5df50f7..971068da67cb91d 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -1479,7 +1479,7 @@ struct iommu_group *pci_device_group(struct device *dev)
 
 	/*
 	 * Look for existing groups on non-isolated functions on the same
-	 * slot and aliases of those funcions, if any.  No need to clear
+	 * slot and aliases of those functions, if any.  No need to clear
 	 * the search bitmap, the tested devfns are still valid.
 	 */
 	group = get_pci_function_alias_group(pdev, (unsigned long *)devfns);
@@ -2285,7 +2285,7 @@ struct iommu_domain *iommu_get_dma_domain(struct device *dev)
  * iterating over the devices in a group.  Ideally we'd have a single
  * device which represents the requestor ID of the group, but we also
  * allow IOMMU drivers to create policy defined minimum sets, where
- * the physical hardware may be able to distiguish members, but we
+ * the physical hardware may be able to distinguish members, but we
  * wish to group them at a higher level (ex. untrusted multi-function
  * PCI devices).  Thus we attach each device.
  */
@@ -3152,7 +3152,7 @@ static int iommu_change_dev_def_domain(struct iommu_group *group,
 	 */
 	mutex_unlock(&group->mutex);
 
-	/* Make sure dma_ops is appropriatley set */
+	/* Make sure dma_ops is appropriately set */
 	iommu_group_do_probe_finalize(dev, group->default_domain);
 	iommu_domain_free(prev_dom);
 	return 0;
diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index b7ecd5b080398c2..aba745dfb819310 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -591,7 +591,7 @@ static void fq_destroy_all_entries(struct iova_domain *iovad)
 	int cpu;
 
 	/*
-	 * This code runs when the iova_domain is being detroyed, so don't
+	 * This code runs when the iova_domain is being destroyed, so don't
 	 * bother to free iovas, just call the entry_dtor on all remaining
 	 * entries.
 	 */
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index e06b8a0e2b56bdd..b9e4be35c8dcad2 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -161,7 +161,7 @@ static int mtk_iommu_hw_init(const struct mtk_iommu_data *data);
  * The Region 'A'(I/O) can NOT be mapped by M4U; For Region 'B'/'C'/'D', the
  * bit32 of the CPU physical address always is needed to set, and for Region
  * 'E', the CPU physical address keep as is.
- * Additionally, The iommu consumers always use the CPU phyiscal address.
+ * Additionally, The iommu consumers always use the CPU physical address.
  */
 #define MTK_IOMMU_4GB_MODE_REMAP_BASE	 0x140000000UL
 
diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c
index 26e517eb0dd3a80..68c1cbd509d8ac7 100644
--- a/drivers/iommu/omap-iommu.c
+++ b/drivers/iommu/omap-iommu.c
@@ -1751,7 +1751,7 @@ static int __init omap_iommu_init(void)
 {
 	struct kmem_cache *p;
 	const slab_flags_t flags = SLAB_HWCACHE_ALIGN;
-	size_t align = 1 << 10; /* L2 pagetable alignement */
+	size_t align = 1 << 10; /* L2 pagetable alignment */
 	struct device_node *np;
 	int ret;
 
diff --git a/drivers/iommu/sun50i-iommu.c b/drivers/iommu/sun50i-iommu.c
index 181bb1c3437c0e4..a28a44e2166977f 100644
--- a/drivers/iommu/sun50i-iommu.c
+++ b/drivers/iommu/sun50i-iommu.c
@@ -149,7 +149,7 @@ static void iommu_write(struct sun50i_iommu *iommu, u32 offset, u32 value)
  * 4096 4-bytes Directory Table Entries (DTE), each pointing to a Page
  * Table (PT).
  *
- * Each PT consits of 256 4-bytes Page Table Entries (PTE), each
+ * Each PT consists of 256 4-bytes Page Table Entries (PTE), each
  * pointing to a 4kB page of physical memory.
  *
  * The IOMMU supports a single DT, pointed by the IOMMU_TTB_REG
