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authorHeiko Schocher <hs@denx.de>2017-06-14 05:49:40 +0200
committerTom Rini <trini@konsulko.com>2017-06-16 10:14:55 -0400
commit064b55cfcb25c0f7692ecf6d4a38f12cd82739f7 (patch)
tree9ff25c8783439f0c9a651fbe8b2e0a65d6cb8af1 /board/canmb/canmb.c
parent88024dc5ac1c72c2f3977712d25315eada0ee4d9 (diff)
powerpc, 5xxx, 512x: remove support for mpc5xxx and mpc512x
There was for long time no activity in the mpx5xxx area. We need to go further and convert to Kconfig, but it turned out, nobody is interested anymore in mpc5xxx, so remove it. Signed-off-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'board/canmb/canmb.c')
-rw-r--r--board/canmb/canmb.c187
1 files changed, 0 insertions, 187 deletions
diff --git a/board/canmb/canmb.c b/board/canmb/canmb.c
deleted file mode 100644
index 54de0e26738..00000000000
--- a/board/canmb/canmb.c
+++ /dev/null
@@ -1,187 +0,0 @@
-/*
- * (C) Copyright 2005
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2004
- * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <mpc5xxx.h>
-#include <pci.h>
-
-#if defined(CONFIG_MPC5200_DDR)
-#include "mt46v16m16-75.h"
-#else
-#include "mt48lc16m32s2-75.h"
-#endif
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#ifndef CONFIG_SYS_RAMBOOT
-static void sdram_start (int hi_addr)
-{
- long hi_addr_bit = hi_addr ? 0x01000000 : 0;
-
- /* unlock mode register */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | hi_addr_bit;
- __asm__ volatile ("sync");
-
- /* precharge all banks */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
- __asm__ volatile ("sync");
-
-#if SDRAM_DDR
- /* set mode register: extended mode */
- *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_EMODE;
- __asm__ volatile ("sync");
-
- /* set mode register: reset DLL */
- *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE | 0x04000000;
- __asm__ volatile ("sync");
-#endif
-
- /* precharge all banks */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
- __asm__ volatile ("sync");
-
- /* auto refresh */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | hi_addr_bit;
- __asm__ volatile ("sync");
-
- /* set mode register */
- *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE;
- __asm__ volatile ("sync");
-
- /* normal operation */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit;
- __asm__ volatile ("sync");
-}
-#endif
-
-/*
- * ATTENTION: Although partially referenced dram_init does NOT make real use
- * use of CONFIG_SYS_SDRAM_BASE. The code does not work if CONFIG_SYS_SDRAM_BASE
- * is something else than 0x00000000.
- */
-
-int dram_init(void)
-{
- ulong dramsize = 0;
- ulong dramsize2 = 0;
-#ifndef CONFIG_SYS_RAMBOOT
- ulong test1, test2;
-
- /* setup SDRAM chip selects */
- *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001e;/* 2G at 0x0 */
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x80000000;/* disabled */
- __asm__ volatile ("sync");
-
- /* setup config registers */
- *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1;
- *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2;
- __asm__ volatile ("sync");
-
-#if SDRAM_DDR
- /* set tap delay */
- *(vu_long *)MPC5XXX_CDM_PORCFG = SDRAM_TAPDELAY;
- __asm__ volatile ("sync");
-#endif
-
- /* find RAM size using SDRAM CS0 only */
- sdram_start(0);
- test1 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000);
- sdram_start(1);
- test2 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000);
- if (test1 > test2) {
- sdram_start(0);
- dramsize = test1;
- } else {
- dramsize = test2;
- }
-
- /* memory smaller than 1MB is impossible */
- if (dramsize < (1 << 20)) {
- dramsize = 0;
- }
-
- /* set SDRAM CS0 size according to the amount of RAM found */
- if (dramsize > 0) {
- *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + __builtin_ffs(dramsize >> 20) - 1;
- } else {
- *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */
- }
-
- /* let SDRAM CS1 start right after CS0 */
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001e;/* 2G */
-
- /* find RAM size using SDRAM CS1 only */
- if (!dramsize)
- sdram_start(0);
- test2 = test1 = get_ram_size((long *)(CONFIG_SYS_SDRAM_BASE + dramsize), 0x80000000);
- if (!dramsize) {
- sdram_start(1);
- test2 = get_ram_size((long *)(CONFIG_SYS_SDRAM_BASE + dramsize), 0x80000000);
- }
- if (test1 > test2) {
- sdram_start(0);
- dramsize2 = test1;
- } else {
- dramsize2 = test2;
- }
-
- /* memory smaller than 1MB is impossible */
- if (dramsize2 < (1 << 20)) {
- dramsize2 = 0;
- }
-
- /* set SDRAM CS1 size according to the amount of RAM found */
- if (dramsize2 > 0) {
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize
- | (0x13 + __builtin_ffs(dramsize2 >> 20) - 1);
- } else {
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */
- }
-
-#else /* CONFIG_SYS_RAMBOOT */
-
- /* retrieve size of memory connected to SDRAM CS0 */
- dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF;
- if (dramsize >= 0x13) {
- dramsize = (1 << (dramsize - 0x13)) << 20;
- } else {
- dramsize = 0;
- }
-
- /* retrieve size of memory connected to SDRAM CS1 */
- dramsize2 = *(vu_long *)MPC5XXX_SDRAM_CS1CFG & 0xFF;
- if (dramsize2 >= 0x13) {
- dramsize2 = (1 << (dramsize2 - 0x13)) << 20;
- } else {
- dramsize2 = 0;
- }
-
-#endif /* CONFIG_SYS_RAMBOOT */
-
- gd->ram_size = dramsize + dramsize2;
-
- return 0;
-}
-
-int checkboard (void)
-{
- puts ("Board: CANMB\n");
- return 0;
-}
-
-int board_early_init_r (void)
-{
- *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */
- *(vu_long *)MPC5XXX_BOOTCS_START =
- *(vu_long *)MPC5XXX_CS0_START = START_REG(CONFIG_SYS_FLASH_BASE);
- *(vu_long *)MPC5XXX_BOOTCS_STOP =
- *(vu_long *)MPC5XXX_CS0_STOP = STOP_REG(CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_SIZE);
- return 0;
-}