diff --git a/api/fixtures/example_ibmcloud_powervs.go b/api/fixtures/example_ibmcloud_powervs.go
index a9cc354357..a40dc15af9 100644
--- a/api/fixtures/example_ibmcloud_powervs.go
+++ b/api/fixtures/example_ibmcloud_powervs.go
@@ -3,6 +3,8 @@ package fixtures
 import (
 	corev1 "k8s.io/api/core/v1"
 	crclient "sigs.k8s.io/controller-runtime/pkg/client"
+
+	hyperv1 "github.com/openshift/hypershift/api/v1alpha1"
 )
 
 type ExamplePowerVSOptions struct {
@@ -22,7 +24,7 @@ type ExamplePowerVSOptions struct {
 
 	// nodepool related options
 	SysType    string
-	ProcType   string
+	ProcType   hyperv1.PowerVSNodePoolProcType
 	Processors string
 	Memory     int32
 }
diff --git a/api/v1alpha1/nodepool_types.go b/api/v1alpha1/nodepool_types.go
index c4a91ae622..e9caef44f8 100644
--- a/api/v1alpha1/nodepool_types.go
+++ b/api/v1alpha1/nodepool_types.go
@@ -1,6 +1,7 @@
 package v1alpha1
 
 import (
+	"fmt"
 	corev1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/api/resource"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -366,6 +367,44 @@ type NodePoolPlatform struct {
 	PowerVS *PowerVSNodePoolPlatform `json:"powervs,omitempty"`
 }
 
+// PowerVSNodePoolProcType defines processor type to be used for PowerVSNodePoolPlatform
+type PowerVSNodePoolProcType string
+
+func (p *PowerVSNodePoolProcType) String() string {
+	return string(*p)
+}
+
+func (p *PowerVSNodePoolProcType) Set(s string) error {
+	switch s {
+	case string(PowerVSNodePoolSharedProcType), string(PowerVSNodePoolCappedProcType), string(PowerVSNodePoolDedicatedProcType):
+		*p = PowerVSNodePoolProcType(s)
+		return nil
+	default:
+		return fmt.Errorf("unknown processor type used %s", s)
+	}
+}
+
+func (p *PowerVSNodePoolProcType) Type() string {
+	return "PowerVSNodePoolProcType"
+}
+
+const (
+	// PowerVSNodePoolDedicatedProcType defines dedicated processor type
+	PowerVSNodePoolDedicatedProcType = PowerVSNodePoolProcType("dedicated")
+
+	// PowerVSNodePoolSharedProcType defines shared processor type
+	PowerVSNodePoolSharedProcType = PowerVSNodePoolProcType("shared")
+
+	// PowerVSNodePoolCappedProcType defines capped processor type
+	PowerVSNodePoolCappedProcType = PowerVSNodePoolProcType("capped")
+)
+
+// PowerVSNodePoolStorageType defines storage type to be used for PowerVSNodePoolPlatform
+type PowerVSNodePoolStorageType string
+
+// PowerVSNodePoolImageDeletePolicy defines image delete policy to be used for PowerVSNodePoolPlatform
+type PowerVSNodePoolImageDeletePolicy string
+
 // PowerVSNodePoolPlatform specifies the configuration of a NodePool when operating
 // on IBMCloud PowerVS platform.
 type PowerVSNodePoolPlatform struct {
@@ -395,7 +434,7 @@ type PowerVSNodePoolPlatform struct {
 	// +kubebuilder:default=shared
 	// +kubebuilder:validation:Enum=dedicated;shared;capped
 	// +optional
-	ProcessorType string `json:"processorType,omitempty"`
+	ProcessorType PowerVSNodePoolProcType `json:"processorType,omitempty"`
 
 	// Processors is the number of virtual processors in a virtual machine.
 	// when the processorType is selected as Dedicated the processors value cannot be fractional.
@@ -444,7 +483,7 @@ type PowerVSNodePoolPlatform struct {
 	// +kubebuilder:default=tier1
 	// +kubebuilder:validation:Enum=tier1;tier3
 	// +optional
-	StorageType string `json:"storageType,omitempty"`
+	StorageType PowerVSNodePoolStorageType `json:"storageType,omitempty"`
 
 	// ImageDeletePolicy is policy for the image deletion.
 	//
@@ -456,7 +495,7 @@ type PowerVSNodePoolPlatform struct {
 	// +kubebuilder:default=delete
 	// +kubebuilder:validation:Enum=delete;retain
 	// +optional
-	ImageDeletePolicy string `json:"imageDeletePolicy,omitempty"`
+	ImageDeletePolicy PowerVSNodePoolImageDeletePolicy `json:"imageDeletePolicy,omitempty"`
 }
 
 // KubevirtCompute contains values associated with the virtual compute hardware requested for the VM.
diff --git a/cmd/cluster/core/create.go b/cmd/cluster/core/create.go
index 56874fe4cc..9e1b954826 100644
--- a/cmd/cluster/core/create.go
+++ b/cmd/cluster/core/create.go
@@ -91,7 +91,7 @@ type PowerVSPlatformOptions struct {
 
 	// nodepool related options
 	SysType    string
-	ProcType   string
+	ProcType   hyperv1.PowerVSNodePoolProcType
 	Processors string
 	Memory     int32
 }
diff --git a/cmd/cluster/powervs/create.go b/cmd/cluster/powervs/create.go
index b72c621a86..13ba2f4216 100644
--- a/cmd/cluster/powervs/create.go
+++ b/cmd/cluster/powervs/create.go
@@ -10,6 +10,7 @@ import (
 	"syscall"
 
 	apifixtures "github.com/openshift/hypershift/api/fixtures"
+	hyperv1 "github.com/openshift/hypershift/api/v1alpha1"
 	"github.com/openshift/hypershift/cmd/cluster/core"
 	powervsinfra "github.com/openshift/hypershift/cmd/infra/powervs"
 	"github.com/openshift/hypershift/support/infraid"
@@ -32,7 +33,7 @@ func NewCreateCommand(opts *core.CreateOptions) *cobra.Command {
 		Zone:       "us-south",
 		VPCRegion:  "us-south",
 		SysType:    "s922",
-		ProcType:   "shared",
+		ProcType:   hyperv1.PowerVSNodePoolSharedProcType,
 		Processors: "0.5",
 		Memory:     32,
 	}
@@ -45,7 +46,7 @@ func NewCreateCommand(opts *core.CreateOptions) *cobra.Command {
 	cmd.Flags().StringVar(&opts.PowerVSPlatform.VPCRegion, "vpc-region", opts.PowerVSPlatform.VPCRegion, "IBM Cloud VPC Region for VPC resources. Default is us-south")
 	cmd.Flags().StringVar(&opts.PowerVSPlatform.VPC, "vpc", "", "IBM Cloud VPC Name")
 	cmd.Flags().StringVar(&opts.PowerVSPlatform.SysType, "sys-type", opts.PowerVSPlatform.SysType, "System type used to host the instance(e.g: s922, e980, e880). Default is s922")
-	cmd.Flags().StringVar(&opts.PowerVSPlatform.ProcType, "proc-type", opts.PowerVSPlatform.ProcType, "Processor type (dedicated, shared, capped). Default is shared")
+	cmd.Flags().Var(&opts.PowerVSPlatform.ProcType, "proc-type", "Processor type (dedicated, shared, capped). Default is shared")
 	cmd.Flags().StringVar(&opts.PowerVSPlatform.Processors, "processors", opts.PowerVSPlatform.Processors, "Number of processors allocated. Default is 0.5")
 	cmd.Flags().Int32Var(&opts.PowerVSPlatform.Memory, "memory", opts.PowerVSPlatform.Memory, "Amount of memory allocated (in GB). Default is 32")
 	cmd.Flags().BoolVar(&opts.PowerVSPlatform.Debug, "debug", opts.PowerVSPlatform.Debug, "Enabling this will print PowerVS API Request & Response logs")
diff --git a/cmd/nodepool/powervs/create.go b/cmd/nodepool/powervs/create.go
index a2783e7ecf..72acb6b933 100644
--- a/cmd/nodepool/powervs/create.go
+++ b/cmd/nodepool/powervs/create.go
@@ -18,7 +18,7 @@ import (
 
 type PowerVSPlatformCreateOptions struct {
 	SysType    string
-	ProcType   string
+	ProcType   hyperv1.PowerVSNodePoolProcType
 	Processors string
 	Memory     int32
 }
@@ -37,7 +37,7 @@ func NewCreateCommand(coreOpts *core.CreateNodePoolOptions) *cobra.Command {
 	}
 
 	cmd.Flags().StringVar(&opts.SysType, "sys-type", opts.SysType, "System type used to host the instance(e.g: s922, e980, e880). Default is s922")
-	cmd.Flags().StringVar(&opts.ProcType, "proc-type", opts.ProcType, "Processor type (dedicated, shared, capped). Default is shared")
+	cmd.Flags().Var(&opts.ProcType, "proc-type", "Processor type (dedicated, shared, capped). Default is shared")
 	cmd.Flags().StringVar(&opts.Processors, "processors", opts.Processors, "Number of processors allocated. Default is 0.5")
 	cmd.Flags().Int32Var(&opts.Memory, "memory", opts.Memory, "Amount of memory allocated (in GB). Default is 32")
 
diff --git a/docs/content/reference/api.md b/docs/content/reference/api.md
index bf5813265d..88979961e3 100644
--- a/docs/content/reference/api.md
+++ b/docs/content/reference/api.md
@@ -6094,6 +6094,14 @@ This field is immutable. Once set, It can&rsquo;t be changed.</p>
 </td>
 </tr></tbody>
 </table>
+###PowerVSNodePoolImageDeletePolicy { #hypershift.openshift.io/v1alpha1.PowerVSNodePoolImageDeletePolicy }
+<p>
+(<em>Appears on:</em>
+<a href="#hypershift.openshift.io/v1alpha1.PowerVSNodePoolPlatform">PowerVSNodePoolPlatform</a>)
+</p>
+<p>
+<p>PowerVSNodePoolImageDeletePolicy defines image delete policy to be used for PowerVSNodePoolPlatform</p>
+</p>
 ###PowerVSNodePoolPlatform { #hypershift.openshift.io/v1alpha1.PowerVSNodePoolPlatform }
 <p>
 (<em>Appears on:</em>
@@ -6133,7 +6141,9 @@ reasonable default. The current default is s922 which is generally available.</p
 <td>
 <code>processorType</code></br>
 <em>
-string
+<a href="#hypershift.openshift.io/v1alpha1.PowerVSNodePoolProcType">
+PowerVSNodePoolProcType
+</a>
 </em>
 </td>
 <td>
@@ -6146,6 +6156,12 @@ Capped: Shared, but resources do not expand beyond those that are requested, the
 <p>if the processorType is selected as Dedicated, then Processors value cannot be fractional.
 When omitted, this means that the user has no opinion and the platform is left to choose a
 reasonable default. The current default is Shared.</p>
+<p>
+Value must be one of:
+&#34;capped&#34;, 
+&#34;dedicated&#34;, 
+&#34;shared&#34;
+</p>
 </td>
 </tr>
 <tr>
@@ -6211,7 +6227,9 @@ is chosen based on the NodePool release payload image.</p>
 <td>
 <code>storageType</code></br>
 <em>
-string
+<a href="#hypershift.openshift.io/v1alpha1.PowerVSNodePoolStorageType">
+PowerVSNodePoolStorageType
+</a>
 </em>
 </td>
 <td>
@@ -6227,7 +6245,9 @@ Although, the exact numbers might change over time, the Tier 3 storage is curren
 <td>
 <code>imageDeletePolicy</code></br>
 <em>
-string
+<a href="#hypershift.openshift.io/v1alpha1.PowerVSNodePoolImageDeletePolicy">
+PowerVSNodePoolImageDeletePolicy
+</a>
 </em>
 </td>
 <td>
@@ -6240,6 +6260,40 @@ retain: delete the image from the openshift but retain in the infrastructure.</p
 </tr>
 </tbody>
 </table>
+###PowerVSNodePoolProcType { #hypershift.openshift.io/v1alpha1.PowerVSNodePoolProcType }
+<p>
+(<em>Appears on:</em>
+<a href="#hypershift.openshift.io/v1alpha1.PowerVSNodePoolPlatform">PowerVSNodePoolPlatform</a>)
+</p>
+<p>
+<p>PowerVSNodePoolProcType defines processor type to be used for PowerVSNodePoolPlatform</p>
+</p>
+<table>
+<thead>
+<tr>
+<th>Value</th>
+<th>Description</th>
+</tr>
+</thead>
+<tbody><tr><td><p>&#34;capped&#34;</p></td>
+<td><p>PowerVSNodePoolCappedProcType defines capped processor type</p>
+</td>
+</tr><tr><td><p>&#34;dedicated&#34;</p></td>
+<td><p>PowerVSNodePoolDedicatedProcType defines dedicated processor type</p>
+</td>
+</tr><tr><td><p>&#34;shared&#34;</p></td>
+<td><p>PowerVSNodePoolSharedProcType defines shared processor type</p>
+</td>
+</tr></tbody>
+</table>
+###PowerVSNodePoolStorageType { #hypershift.openshift.io/v1alpha1.PowerVSNodePoolStorageType }
+<p>
+(<em>Appears on:</em>
+<a href="#hypershift.openshift.io/v1alpha1.PowerVSNodePoolPlatform">PowerVSNodePoolPlatform</a>)
+</p>
+<p>
+<p>PowerVSNodePoolStorageType defines storage type to be used for PowerVSNodePoolPlatform</p>
+</p>
 ###PowerVSPlatformSpec { #hypershift.openshift.io/v1alpha1.PowerVSPlatformSpec }
 <p>
 (<em>Appears on:</em>
diff --git a/hypershift-operator/controllers/nodepool/powervs.go b/hypershift-operator/controllers/nodepool/powervs.go
index dc73f5e929..a9b44dd4a6 100644
--- a/hypershift-operator/controllers/nodepool/powervs.go
+++ b/hypershift-operator/controllers/nodepool/powervs.go
@@ -67,7 +67,7 @@ func ibmPowerVSMachineTemplateSpec(hcluster *hyperv1.HostedCluster, nodePool *hy
 				ImageRef:          imageRef,
 				Network:           subnet,
 				SysType:           nodePool.Spec.Platform.PowerVS.SystemType,
-				ProcType:          nodePool.Spec.Platform.PowerVS.ProcessorType,
+				ProcType:          string(nodePool.Spec.Platform.PowerVS.ProcessorType),
 				Processors:        nodePool.Spec.Platform.PowerVS.Processors.String(),
 				Memory:            strconv.Itoa(int(nodePool.Spec.Platform.PowerVS.MemoryGiB)),
 			},
@@ -111,8 +111,8 @@ func reconcileIBMPowerVSImage(ibmPowerVSImage *capipowervs.IBMPowerVSImage, hclu
 		Bucket:            &img.Bucket,
 		Object:            &img.Object,
 		Region:            &region,
-		StorageType:       nodePool.Spec.Platform.PowerVS.StorageType,
-		DeletePolicy:      nodePool.Spec.Platform.PowerVS.ImageDeletePolicy,
+		StorageType:       string(nodePool.Spec.Platform.PowerVS.StorageType),
+		DeletePolicy:      string(nodePool.Spec.Platform.PowerVS.ImageDeletePolicy),
 	}
 	return nil
 }
diff --git a/test/e2e/e2e_test.go b/test/e2e/e2e_test.go
index b0bc989542..22af04cd0e 100644
--- a/test/e2e/e2e_test.go
+++ b/test/e2e/e2e_test.go
@@ -81,7 +81,7 @@ func TestMain(m *testing.M) {
 	flag.StringVar(&globalOpts.configurableClusterOptions.PowerVSZone, "e2e.powervs-zone", "us-south", "IBM Cloud zone. Default is us-sout")
 	flag.StringVar(&globalOpts.configurableClusterOptions.PowerVSVpcRegion, "e2e.powervs-vpc-region", "us-south", "IBM Cloud VPC Region for VPC resources. Default is us-south")
 	flag.StringVar(&globalOpts.configurableClusterOptions.PowerVSSysType, "e2e.powervs-sys-type", "s922", "System type used to host the instance(e.g: s922, e980, e880). Default is s922")
-	flag.StringVar(&globalOpts.configurableClusterOptions.PowerVSProcType, "e2e.powervs-proc-type", "shared", "Processor type (dedicated, shared, capped). Default is shared")
+	flag.Var(&globalOpts.configurableClusterOptions.PowerVSProcType, "e2e.powervs-proc-type", "Processor type (dedicated, shared, capped). Default is shared")
 	flag.StringVar(&globalOpts.configurableClusterOptions.PowerVSProcessors, "e2e.powervs-processors", "0.5", "Number of processors allocated. Default is 0.5")
 	flag.IntVar(&globalOpts.configurableClusterOptions.PowerVSMemory, "e2e.powervs-memory", 32, "Amount of memory allocated (in GB). Default is 32")
 
@@ -234,7 +234,7 @@ type configurableClusterOptions struct {
 	PowerVSZone                string
 	PowerVSVpcRegion           string
 	PowerVSSysType             string
-	PowerVSProcType            string
+	PowerVSProcType            hyperv1.PowerVSNodePoolProcType
 	PowerVSProcessors          string
 	PowerVSMemory              int
 }