powerpc: remove 4xx support

[u-boot] / post / cpu / ppc4xx / ocm.c

diff --git a/post/cpu/ppc4xx/ocm.c b/post/cpu/ppc4xx/ocm.c
deleted file mode 100644 (file)
index bbf2d9a..0000000
--- a/post/cpu/ppc4xx/ocm.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * (C) Copyright 2008 Ilya Yanok, EmCraft Systems, yanok@emcraft.com
- *
- * Developed for DENX Software Engineering GmbH
- *
- * SPDX-License-Identifier:    GPL-2.0+
- */
-#include <common.h>
-
-/*
- * This test attempts to verify on-chip memory (OCM). Result is written
- * to the scratch register and if test succeed it won't be run till next
- * power on.
- */
-
-#include <post.h>
-
-#include <asm/io.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#define OCM_TEST_PATTERN1      0x55555555
-#define OCM_TEST_PATTERN2      0xAAAAAAAA
-
-#if CONFIG_POST & CONFIG_SYS_POST_OCM
-
-static uint ocm_status_read(void)
-{
-       return in_be32((void *)CONFIG_SYS_OCM_STATUS_ADDR) &
-               CONFIG_SYS_OCM_STATUS_MASK;
-}
-
-static void ocm_status_write(uint value)
-{
-       out_be32((void *)CONFIG_SYS_OCM_STATUS_ADDR, value |
-               (in_be32((void *)CONFIG_SYS_OCM_STATUS_ADDR) &
-                       ~CONFIG_SYS_OCM_STATUS_MASK));
-}
-
-static inline int ocm_test_word(uint value, uint *address)
-{
-       uint read_value;
-
-       *address = value;
-       sync();
-       read_value = *address;
-
-       return (read_value != value);
-}
-
-int ocm_post_test(int flags)
-{
-       uint   old_value;
-       int    ret = 0;
-       uint  *address = (uint*)CONFIG_SYS_OCM_BASE;
-
-       if (ocm_status_read() == CONFIG_SYS_OCM_STATUS_OK)
-               return 0;
-       for (; address < (uint*)(CONFIG_SYS_OCM_BASE + CONFIG_SYS_OCM_SIZE); address++) {
-               old_value = *address;
-               if (ocm_test_word(OCM_TEST_PATTERN1, address) ||
-                               ocm_test_word(OCM_TEST_PATTERN2, address)) {
-                       ret = 1;
-                       *address = old_value;
-                       printf("OCM POST failed at %p!\n", address);
-                       break;
-               }
-               *address = old_value;
-       }
-       ocm_status_write(ret ? CONFIG_SYS_OCM_STATUS_FAIL : CONFIG_SYS_OCM_STATUS_OK);
-       return ret;
-}
-#endif /* CONFIG_POST & CONFIG_SYS_POST_OCM */