openrisc: rename or32 code & comments to or1k

From Documentation/openrisc/todo.rst, rename "or32" in the
source code to "or1k" since this is the name that has been
settled on.

Signed-off-by: Randy Dunlap <[e-mail]>
Cc: Jonas Bonn <[e-mail]>
Cc: Stefan Kristiansson <[e-mail]>
Cc: Stafford Horne <[e-mail]>
Cc: [e-mail]
Signed-off-by: Stafford Horne <[e-mail]>

arch/openrisc/include/asm/pgtable.h

···
  * et al.
  */
 
-/* or32 pgtable.h - macros and functions to manipulate page tables
+/* or1k pgtable.h - macros and functions to manipulate page tables
  *
  * Based on:
  * include/asm-cris/pgtable.h
···
 
 /*
  * The Linux memory management assumes a three-level page table setup. On
- * or32, we use that, but "fold" the mid level into the top-level page
+ * or1k, we use that, but "fold" the mid level into the top-level page
  * table. Since the MMU TLB is software loaded through an interrupt, it
  * supports any page table structure, so we could have used a three-level
  * setup, but for the amounts of memory we normally use, a two-level is
  * probably more efficient.
  *
  * This file contains the functions and defines necessary to modify and use
- * the or32 page table tree.
+ * the or1k page table tree.
  */
 
 extern void paging_init(void);

arch/openrisc/include/asm/thread_info.h

···
 
 /* THREAD_SIZE is the size of the task_struct/kernel_stack combo.
  * normally, the stack is found by doing something like p + THREAD_SIZE
- * in or32, a page is 8192 bytes, which seems like a sane size
+ * in or1k, a page is 8192 bytes, which seems like a sane size
  */
 
 #define THREAD_SIZE_ORDER 0

arch/openrisc/kernel/entry.S

···
 1:	l.ori   r6,r0,0x0                  // !write access
 2:
 
-	/* call fault.c handler in or32/mm/fault.c */
+	/* call fault.c handler in openrisc/mm/fault.c */
 	l.jal   do_page_fault
 	 l.nop
 	l.j     _ret_from_exception
···
 	/* r4 set be EXCEPTION_HANDLE */   // effective address of fault
 	l.ori	r6,r0,0x0		   // !write access
 
-	/* call fault.c handler in or32/mm/fault.c */
+	/* call fault.c handler in openrisc/mm/fault.c */
 	l.jal   do_page_fault
 	 l.nop
 	l.j     _ret_from_exception

arch/openrisc/kernel/head.S

···
 	l.jal	_flush_tlb
 	 l.nop
 
-/* The MMU needs to be enabled before or32_early_setup is called */
+/* The MMU needs to be enabled before or1k_early_setup is called */
 
 enable_mmu:
 	/*
···
 	/* magic number mismatch, set fdt pointer to null */
 	l.or	r25,r0,r0
 _fdt_found:
-	/* pass fdt pointer to or32_early_setup in r3 */
+	/* pass fdt pointer to or1k_early_setup in r3 */
 	l.or	r3,r0,r25
-	LOAD_SYMBOL_2_GPR(r24, or32_early_setup)
+	LOAD_SYMBOL_2_GPR(r24, or1k_early_setup)
 	l.jalr r24
 	 l.nop
 

arch/openrisc/kernel/setup.c

···
 }
 
 /**
- * or32_early_setup
+ * or1k_early_setup
  *
  * Handles the pointer to the device tree that this kernel is to use
  * for establishing the available platform devices.
···
  * Falls back on built-in device tree in case null pointer is passed.
  */
 
-void __init or32_early_setup(void *fdt)
+void __init or1k_early_setup(void *fdt)
 {
 	if (fdt)
 		pr_info("FDT at %p\n", fdt);

arch/openrisc/lib/Makefile

···
 # SPDX-License-Identifier: GPL-2.0-only
 #
-# Makefile for or32 specific library files..
+# Makefile for or1k specific library files..
 #
 
 obj-y	:= delay.o string.o memset.o memcpy.o

arch/openrisc/mm/fault.c

···
 unsigned long pte_errors;	/* updated by do_page_fault() */
 
 /* __PHX__ :: - check the vmalloc_fault in do_page_fault()
- *            - also look into include/asm-or32/mmu_context.h
+ *            - also look into include/asm/mmu_context.h
  */
 volatile pgd_t *current_pgd[NR_CPUS];