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-rw-r--r--board/icu862/icu862.c199
1 files changed, 0 insertions, 199 deletions
diff --git a/board/icu862/icu862.c b/board/icu862/icu862.c
deleted file mode 100644
index 4c0e919739..0000000000
--- a/board/icu862/icu862.c
+++ /dev/null
@@ -1,199 +0,0 @@
-/*
- * (C) Copyright 2001
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <mpc8xx.h>
-
-/*
- * Memory Controller Using
- *
- * CS0 - Flash memory (0x40000000)
- * CS1 - SDRAM (0x00000000}
- * CS2 - S/UNI Ultra ATM155
- * CS3 - IDT 77106 ATM25
- * CS4 - DSP HPI
- * CS5 - E1/T1 Interface device
- * CS6 - PCMCIA device
- * CS7 - PCMCIA device
- */
-
-/* ------------------------------------------------------------------------- */
-
-#define _not_used_ 0xffffffff
-
-const uint sdram_table[] = {
- /* single read. (offset 0 in upm RAM) */
- 0x1f07fc04, 0xeeaefc04, 0x11adfc04, 0xefbbbc00,
- 0x1ff77c47,
-
- /* MRS initialization (offset 5) */
-
- 0x1ff77c34, 0xefeabc34, 0x1fb57c35,
-
- /* burst read. (offset 8 in upm RAM) */
- 0x1f07fc04, 0xeeaefc04, 0x10adfc04, 0xf0affc00,
- 0xf0affc00, 0xf1affc00, 0xefbbbc00, 0x1ff77c47,
- _not_used_, _not_used_, _not_used_, _not_used_,
- _not_used_, _not_used_, _not_used_, _not_used_,
-
- /* single write. (offset 18 in upm RAM) */
- 0x1f27fc04, 0xeeaebc00, 0x01b93c04, 0x1ff77c47,
- _not_used_, _not_used_, _not_used_, _not_used_,
-
- /* burst write. (offset 20 in upm RAM) */
- 0x1f07fc04, 0xeeaebc00, 0x10ad7c00, 0xf0affc00,
- 0xf0affc00, 0xe1bbbc04, 0x1ff77c47, _not_used_,
- _not_used_, _not_used_, _not_used_, _not_used_,
- _not_used_, _not_used_, _not_used_, _not_used_,
-
- /* refresh. (offset 30 in upm RAM) */
- 0x1ff5fc84, 0xfffffc04, 0xfffffc04, 0xfffffc04,
- 0xfffffc84, 0xfffffc07, _not_used_, _not_used_,
- _not_used_, _not_used_, _not_used_, _not_used_,
-
- /* exception. (offset 3c in upm RAM) */
- 0x7ffffc07, _not_used_, _not_used_, _not_used_
-};
-
-/* ------------------------------------------------------------------------- */
-
-/*
- * Check Board Identity:
- */
-
-int checkboard (void)
-{
- puts ("Board: ICU862 Board\n");
- return 0;
-}
-
-/* ------------------------------------------------------------------------- */
-
-static long int dram_size (long int, long int *, long int);
-
-/* ------------------------------------------------------------------------- */
-
-phys_size_t initdram (int board_type)
-{
- volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
- volatile memctl8xx_t *memctl = &immap->im_memctl;
- long int size8, size9;
- long int size_b0 = 0;
- unsigned long reg;
-
- upmconfig (UPMA, (uint *) sdram_table,
- sizeof (sdram_table) / sizeof (uint));
-
- /*
- * Preliminary prescaler for refresh (depends on number of
- * banks): This value is selected for four cycles every 62.4 us
- * with two SDRAM banks or four cycles every 31.2 us with one
- * bank. It will be adjusted after memory sizing.
- */
- memctl->memc_mptpr = CONFIG_SYS_MPTPR_2BK_8K;
-
- memctl->memc_mar = 0x00000088;
-
- /*
- * Map controller bank 1 to the SDRAM bank at
- * preliminary address - these have to be modified after the
- * SDRAM size has been determined.
- */
- memctl->memc_or1 = CONFIG_SYS_OR1_PRELIM;
- memctl->memc_br1 = CONFIG_SYS_BR1_PRELIM;
-
- memctl->memc_mamr = CONFIG_SYS_MAMR_8COL & (~(MAMR_PTAE)); /* no refresh yet */
-
- udelay (200);
-
- /* perform SDRAM initializsation sequence */
-
- memctl->memc_mcr = 0x80002105; /* SDRAM bank 0 */
- udelay (200);
- memctl->memc_mcr = 0x80002230; /* SDRAM bank 0 - execute twice */
- udelay (200);
-
- memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */
-
- udelay (1000);
-
- /*
- * Check Bank 0 Memory Size for re-configuration
- *
- * try 8 column mode
- */
- size8 = dram_size (CONFIG_SYS_MAMR_8COL, SDRAM_BASE1_PRELIM,
- SDRAM_MAX_SIZE);
-
- udelay (1000);
-
- /*
- * try 9 column mode
- */
- size9 = dram_size (CONFIG_SYS_MAMR_9COL, SDRAM_BASE1_PRELIM,
- SDRAM_MAX_SIZE);
-
- if (size8 < size9) { /* leave configuration at 9 columns */
- size_b0 = size9;
-/* debug ("SDRAM Bank 0 in 9 column mode: %ld MB\n", size >> 20); */
- } else { /* back to 8 columns */
- size_b0 = size8;
- memctl->memc_mamr = CONFIG_SYS_MAMR_8COL;
- udelay (500);
-/* debug ("SDRAM Bank 0 in 8 column mode: %ld MB\n", size >> 20); */
- }
-
- udelay (1000);
-
- /*
- * Adjust refresh rate depending on SDRAM type, both banks
- * For types > 128 MBit leave it at the current (fast) rate
- */
- if ((size_b0 < 0x02000000)) {
- /* reduce to 15.6 us (62.4 us / quad) */
- memctl->memc_mptpr = CONFIG_SYS_MPTPR_2BK_4K;
- udelay (1000);
- }
-
- /*
- * Final mapping
- */
-
- memctl->memc_or1 = ((-size_b0) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM;
- memctl->memc_br1 = (CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V;
-
- /* adjust refresh rate depending on SDRAM type, one bank */
- reg = memctl->memc_mptpr;
- reg >>= 1; /* reduce to CONFIG_SYS_MPTPR_1BK_8K / _4K */
- memctl->memc_mptpr = reg;
-
- udelay (10000);
-
- return (size_b0);
-}
-
-/* ------------------------------------------------------------------------- */
-
-/*
- * Check memory range for valid RAM. A simple memory test determines
- * the actually available RAM size between addresses `base' and
- * `base + maxsize'. Some (not all) hardware errors are detected:
- * - short between address lines
- * - short between data lines
- */
-
-static long int dram_size (long int mamr_value, long int *base,
- long int maxsize)
-{
- volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
- volatile memctl8xx_t *memctl = &immap->im_memctl;
-
- memctl->memc_mamr = mamr_value;
-
- return (get_ram_size(base, maxsize));
-}
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