docs: powerpc: Fix misspellings and grammar errors

Reported-by: Hulk Robot <[e-mail]>
Signed-off-by: He Ying <[e-mail]>
Acked-by: Michael Ellerman <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Jonathan Corbet <[e-mail]>

Documentation/powerpc/booting.rst

···
 
         a) add your platform support as a _boolean_ option in
         arch/powerpc/Kconfig, following the example of PPC_PSERIES,
-        PPC_PMAC and PPC_MAPLE. The later is probably a good
+        PPC_PMAC and PPC_MAPLE. The latter is probably a good
         example of a board support to start from.
 
         b) create your main platform file as

Documentation/powerpc/dawr-power9.rst

···
 
 On POWER9 the Data Address Watchpoint Register (DAWR) can cause a checkstop
 if it points to cache inhibited (CI) memory. Currently Linux has no way to
-disinguish CI memory when configuring the DAWR, so (for now) the DAWR is
+distinguish CI memory when configuring the DAWR, so (for now) the DAWR is
 disabled by this commit::
 
     commit 9654153158d3e0684a1bdb76dbababdb7111d5a0

Documentation/powerpc/eeh-pci-error-recovery.rst

···
 This value was chosen because it is the same value you would
 get if the device was physically unplugged from the slot.
 This includes access to PCI memory, I/O space, and PCI config
-space.  Interrupts; however, will continued to be delivered.
+space.  Interrupts; however, will continue to be delivered.
 
 Detection and recovery are performed with the aid of ppc64
 firmware.  The programming interfaces in the Linux kernel

Documentation/powerpc/elfnote.rst

···
 Types and Descriptors
 ---------------------
 
-The types to be used with the "PowerPC" namesapce are defined in [#f1]_.
+The types to be used with the "PowerPC" namespace are defined in [#f1]_.
 
 	1) PPC_ELFNOTE_CAPABILITIES
 

Documentation/powerpc/firmware-assisted-dump.rst

···
 user intervention. The dump data available through /proc/vmcore will be
 in ELF format. Hence the existing kdump infrastructure (kdump scripts)
 to save the dump works fine with minor modifications. KDump scripts on
-major Distro releases have already been modified to work seemlessly (no
+major Distro releases have already been modified to work seamlessly (no
 user intervention in saving the dump) when FADump is used, instead of
 KDump, as dump mechanism.
 

Documentation/powerpc/kaslr-booke32.rst

···
 
                               kernstart_virt_addr
 
-To enable KASLR, set CONFIG_RANDOMIZE_BASE = y. If KASLR is enable and you
+To enable KASLR, set CONFIG_RANDOMIZE_BASE = y. If KASLR is enabled and you
 want to disable it at runtime, add "nokaslr" to the kernel cmdline.

Documentation/powerpc/mpc52xx.rst

···
 Some remarks:
 
  - The port is named mpc52xxx, and config options are PPC_MPC52xx. The MGT5100
-   is not supported, and I'm not sure anyone is interesting in working on it
+   is not supported, and I'm not sure anyone is interested in working on it
    so. I didn't took 5xxx because there's apparently a lot of 5xxx that have
    nothing to do with the MPC5200. I also included the 'MPC' for the same
    reason.

Documentation/powerpc/papr_hcalls.rst

···
 have to be passed through a memory buffer, the data stored in that buffer should be
 in Big-endian byte order.
 
-Once control is returns back to the guest after hypervisor has serviced the
+Once control returns back to the guest after hypervisor has serviced the
 'HVCS' instruction the return value of the hcall is available in *r3* and any
 out values are returned in registers *r4-r12*. Again like in case of in-arguments,
 any out values stored in a memory buffer will be in Big-endian byte order.
···
 | Out: *numBytesRead*
 | Return Value: *H_Success, H_Parameter, H_P2, H_P3, H_Hardware*
 
-Given a DRC Index of an NVDIMM, read N-bytes from the the metadata area
+Given a DRC Index of an NVDIMM, read N-bytes from the metadata area
 associated with it, at a specified offset and copy it to provided buffer.
 The metadata area stores configuration information such as label information,
 bad-blocks etc. The metadata area is located out-of-band of NVDIMM storage

Documentation/powerpc/transactional_memory.rst

···
  ====================== ================================
 
 These can be checked by the user program's abort handler as TEXASR[0:7].  If
-bit 7 is set, it indicates that the error is consider persistent.  For example
+bit 7 is set, it indicates that the error is considered persistent.  For example
 a TM_CAUSE_ALIGNMENT will be persistent while a TM_CAUSE_RESCHED will not.
 
 GDB
···
 
 hrfid and mtmsrd have the same quirk.
 
-The Linux kernel uses this quirk in it's early exception handling.
+The Linux kernel uses this quirk in its early exception handling.