SPM: Change partition platform data binding

- Rename the long name 'tfm_spm_partition_platform_data_t'
  to 'platform_data_t'.
- Platform data list is now part of partition static data.
- Update related init logic related to this name and position
  change.

Change-Id: I1676f35b53f9c3074a70ab4fb68673a347bd422f
Signed-off-by: Ken Liu <Ken.Liu@arm.com>
diff --git a/docs/reference/services/tfm_secure_partition_addition.rst b/docs/reference/services/tfm_secure_partition_addition.rst
index a9c3759..6289e2a 100644
--- a/docs/reference/services/tfm_secure_partition_addition.rst
+++ b/docs/reference/services/tfm_secure_partition_addition.rst
@@ -210,7 +210,7 @@
 
 .. code-block:: c
 
-  struct tfm_spm_partition_platform_data_t {
+  struct platform_data_t {
     uint32_t periph_start;
     uint32_t periph_limit;
     int16_t periph_ppc_bank;
@@ -226,7 +226,7 @@
 
 .. code-block:: c
 
-   struct tfm_spm_partition_platform_data_t tfm_peripheral_A;
+   struct platform_data_t tfm_peripheral_A;
    #define TFM_PERIPHERAL_A                 (&tfm_peripheral_A)
 
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