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-rw-r--r--cpu/mcf52x2/cpu.c408
1 files changed, 0 insertions, 408 deletions
diff --git a/cpu/mcf52x2/cpu.c b/cpu/mcf52x2/cpu.c
deleted file mode 100644
index c4c5d50..0000000
--- a/cpu/mcf52x2/cpu.c
+++ /dev/null
@@ -1,408 +0,0 @@
-/*
- * (C) Copyright 2003
- * Josef Baumgartner <josef.baumgartner@telex.de>
- *
- * MCF5282 additionals
- * (C) Copyright 2005
- * BuS Elektronik GmbH & Co. KG <esw@bus-elektronik.de>
- *
- * MCF5275 additions
- * Copyright (C) 2008 Arthur Shipkowski (art@videon-central.com)
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <watchdog.h>
-#include <command.h>
-#include <asm/immap.h>
-#include <netdev.h>
-#include "cpu.h"
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#ifdef CONFIG_M5208
-int do_reset(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
-{
- volatile rcm_t *rcm = (rcm_t *)(MMAP_RCM);
-
- udelay(1000);
-
- rcm->rcr = RCM_RCR_SOFTRST;
-
- /* we don't return! */
- return 0;
-};
-
-int checkcpu(void)
-{
- char buf1[32], buf2[32];
-
- printf("CPU: Freescale Coldfire MCF5208\n"
- " CPU CLK %s MHz BUS CLK %s MHz\n",
- strmhz(buf1, gd->cpu_clk),
- strmhz(buf2, gd->bus_clk));
- return 0;
-};
-
-#if defined(CONFIG_WATCHDOG)
-/* Called by macro WATCHDOG_RESET */
-void watchdog_reset(void)
-{
- volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
- wdt->sr = 0x5555;
- wdt->sr = 0xAAAA;
-}
-
-int watchdog_disable(void)
-{
- volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
-
- wdt->sr = 0x5555; /* reset watchdog counteDECLARE_GLOBAL_DATA_PTR;
-r */
- wdt->sr = 0xAAAA;
- wdt->cr = 0; /* disable watchdog timer */
-
- puts("WATCHDOG:disabled\n");
- return (0);
-}
-
-int watchdog_init(void)
-{
- volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
-
- wdt->cr = 0; /* disable watchdog */
-
- /* set timeout and enable watchdog */
- wdt->mr =
- ((CONFIG_WATCHDOG_TIMEOUT * CONFIG_SYS_HZ) / (32768 * 1000)) - 1;
- wdt->sr = 0x5555; /* reset watchdog counter */
- wdt->sr = 0xAAAA;
-
- puts("WATCHDOG:enabled\n");
- return (0);
-}
-#endif /* #ifdef CONFIG_WATCHDOG */
-#endif /* #ifdef CONFIG_M5208 */
-
-#ifdef CONFIG_M5271
-/*
- * Both MCF5270 and MCF5271 are members of the MPC5271 family. Try to
- * determine which one we are running on, based on the Chip Identification
- * Register (CIR).
- */
-int checkcpu(void)
-{
- char buf[32];
- unsigned short cir; /* Chip Identification Register */
- unsigned short pin; /* Part identification number */
- unsigned char prn; /* Part revision number */
- char *cpu_model;
-
- cir = mbar_readShort(MCF_CCM_CIR);
- pin = cir >> MCF_CCM_CIR_PIN_LEN;
- prn = cir & MCF_CCM_CIR_PRN_MASK;
-
- switch (pin) {
- case MCF_CCM_CIR_PIN_MCF5270:
- cpu_model = "5270";
- break;
- case MCF_CCM_CIR_PIN_MCF5271:
- cpu_model = "5271";
- break;
- default:
- cpu_model = NULL;
- break;
- }
-
- if (cpu_model)
- printf("CPU: Freescale ColdFire MCF%s rev. %hu, at %s MHz\n",
- cpu_model, prn, strmhz(buf, CONFIG_SYS_CLK));
- else
- printf("CPU: Unknown - Freescale ColdFire MCF5271 family"
- " (PIN: 0x%x) rev. %hu, at %s MHz\n",
- pin, prn, strmhz(buf, CONFIG_SYS_CLK));
-
- return 0;
-}
-
-int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[])
-{
- /* Call the board specific reset actions first. */
- if(board_reset) {
- board_reset();
- }
-
- mbar_writeByte(MCF_RCM_RCR,
- MCF_RCM_RCR_SOFTRST | MCF_RCM_RCR_FRCRSTOUT);
- return 0;
-};
-
-#if defined(CONFIG_WATCHDOG)
-void watchdog_reset(void)
-{
- mbar_writeShort(MCF_WTM_WSR, 0x5555);
- mbar_writeShort(MCF_WTM_WSR, 0xAAAA);
-}
-
-int watchdog_disable(void)
-{
- mbar_writeShort(MCF_WTM_WCR, 0);
- return (0);
-}
-
-int watchdog_init(void)
-{
- mbar_writeShort(MCF_WTM_WCR, MCF_WTM_WCR_EN);
- return (0);
-}
-#endif /* #ifdef CONFIG_WATCHDOG */
-
-#endif
-
-#ifdef CONFIG_M5272
-int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[])
-{
- volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG);
-
- wdp->wdog_wrrr = 0;
- udelay(1000);
-
- /* enable watchdog, set timeout to 0 and wait */
- wdp->wdog_wrrr = 1;
- while (1) ;
-
- /* we don't return! */
- return 0;
-};
-
-int checkcpu(void)
-{
- volatile sysctrl_t *sysctrl = (sysctrl_t *) (MMAP_CFG);
- uchar msk;
- char *suf;
-
- puts("CPU: ");
- msk = (sysctrl->sc_dir > 28) & 0xf;
- switch (msk) {
- case 0x2:
- suf = "1K75N";
- break;
- case 0x4:
- suf = "3K75N";
- break;
- default:
- suf = NULL;
- printf("Freescale MCF5272 (Mask:%01x)\n", msk);
- break;
- }
-
- if (suf)
- printf("Freescale MCF5272 %s\n", suf);
- return 0;
-};
-
-#if defined(CONFIG_WATCHDOG)
-/* Called by macro WATCHDOG_RESET */
-void watchdog_reset(void)
-{
- volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
- wdt->wdog_wcr = 0;
-}
-
-int watchdog_disable(void)
-{
- volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
-
- wdt->wdog_wcr = 0; /* reset watchdog counter */
- wdt->wdog_wirr = 0; /* disable watchdog interrupt */
- wdt->wdog_wrrr = 0; /* disable watchdog timer */
-
- puts("WATCHDOG:disabled\n");
- return (0);
-}
-
-int watchdog_init(void)
-{
- volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
-
- wdt->wdog_wirr = 0; /* disable watchdog interrupt */
-
- /* set timeout and enable watchdog */
- wdt->wdog_wrrr =
- ((CONFIG_WATCHDOG_TIMEOUT * CONFIG_SYS_HZ) / (32768 * 1000)) - 1;
- wdt->wdog_wcr = 0; /* reset watchdog counter */
-
- puts("WATCHDOG:enabled\n");
- return (0);
-}
-#endif /* #ifdef CONFIG_WATCHDOG */
-
-#endif /* #ifdef CONFIG_M5272 */
-
-#ifdef CONFIG_M5275
-int do_reset(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
-{
- volatile rcm_t *rcm = (rcm_t *)(MMAP_RCM);
-
- udelay(1000);
-
- rcm->rcr = RCM_RCR_SOFTRST;
-
- /* we don't return! */
- return 0;
-};
-
-int checkcpu(void)
-{
- char buf[32];
-
- printf("CPU: Freescale Coldfire MCF5275 at %s MHz\n",
- strmhz(buf, CONFIG_SYS_CLK));
- return 0;
-};
-
-
-#if defined(CONFIG_WATCHDOG)
-/* Called by macro WATCHDOG_RESET */
-void watchdog_reset(void)
-{
- volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
- wdt->wsr = 0x5555;
- wdt->wsr = 0xAAAA;
-}
-
-int watchdog_disable(void)
-{
- volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
-
- wdt->wsr = 0x5555; /* reset watchdog counter */
- wdt->wsr = 0xAAAA;
- wdt->wcr = 0; /* disable watchdog timer */
-
- puts("WATCHDOG:disabled\n");
- return (0);
-}
-
-int watchdog_init(void)
-{
- volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
-
- wdt->wcr = 0; /* disable watchdog */
-
- /* set timeout and enable watchdog */
- wdt->wmr =
- ((CONFIG_WATCHDOG_TIMEOUT * CONFIG_SYS_HZ) / (32768 * 1000)) - 1;
- wdt->wsr = 0x5555; /* reset watchdog counter */
- wdt->wsr = 0xAAAA;
-
- puts("WATCHDOG:enabled\n");
- return (0);
-}
-#endif /* #ifdef CONFIG_WATCHDOG */
-
-#endif /* #ifdef CONFIG_M5275 */
-
-#ifdef CONFIG_M5282
-int checkcpu(void)
-{
- unsigned char resetsource = MCFRESET_RSR;
-
- printf("CPU: Freescale Coldfire MCF5282 (PIN: %2.2x REV: %2.2x)\n",
- MCFCCM_CIR >> 8, MCFCCM_CIR & MCFCCM_CIR_PRN_MASK);
- printf("Reset:%s%s%s%s%s%s%s\n",
- (resetsource & MCFRESET_RSR_LOL) ? " Loss of Lock" : "",
- (resetsource & MCFRESET_RSR_LOC) ? " Loss of Clock" : "",
- (resetsource & MCFRESET_RSR_EXT) ? " External" : "",
- (resetsource & MCFRESET_RSR_POR) ? " Power On" : "",
- (resetsource & MCFRESET_RSR_WDR) ? " Watchdog" : "",
- (resetsource & MCFRESET_RSR_SOFT) ? " Software" : "",
- (resetsource & MCFRESET_RSR_LVD) ? " Low Voltage" : "");
- return 0;
-}
-
-int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[])
-{
- MCFRESET_RCR = MCFRESET_RCR_SOFTRST;
- return 0;
-};
-#endif
-
-#ifdef CONFIG_M5249
-int checkcpu(void)
-{
- char buf[32];
-
- printf("CPU: Freescale Coldfire MCF5249 at %s MHz\n",
- strmhz(buf, CONFIG_SYS_CLK));
- return 0;
-}
-
-int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[])
-{
- /* enable watchdog, set timeout to 0 and wait */
- mbar_writeByte(MCFSIM_SYPCR, 0xc0);
- while (1) ;
-
- /* we don't return! */
- return 0;
-};
-#endif
-
-#ifdef CONFIG_M5253
-int checkcpu(void)
-{
- char buf[32];
-
- unsigned char resetsource = mbar_readLong(SIM_RSR);
- printf("CPU: Freescale Coldfire MCF5253 at %s MHz\n",
- strmhz(buf, CONFIG_SYS_CLK));
-
- if ((resetsource & SIM_RSR_HRST) || (resetsource & SIM_RSR_SWTR)) {
- printf("Reset:%s%s\n",
- (resetsource & SIM_RSR_HRST) ? " Hardware/ System Reset"
- : "",
- (resetsource & SIM_RSR_SWTR) ? " Software Watchdog" :
- "");
- }
- return 0;
-}
-
-int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[])
-{
- /* enable watchdog, set timeout to 0 and wait */
- mbar_writeByte(SIM_SYPCR, 0xc0);
- while (1) ;
-
- /* we don't return! */
- return 0;
-};
-#endif
-
-#if defined(CONFIG_MCFFEC)
-/* Default initializations for MCFFEC controllers. To override,
- * create a board-specific function called:
- * int board_eth_init(bd_t *bis)
- */
-
-int cpu_eth_init(bd_t *bis)
-{
- return mcffec_initialize(bis);
-}
-#endif
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