* (C) Copyright 2000-2008
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#define DEBUGF(fmt,args...)
#endif
-#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
-
-#if defined(CONFIG_405GP) || defined(CONFIG_405CR)
+#if defined(CONFIG_405GP)
void get_sys_info (PPC4xx_SYS_INFO * sysInfo)
{
#elif defined(CONFIG_440)
#if defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
- defined(CONFIG_460SX) || defined(CONFIG_APM821XX)
+ defined(CONFIG_460SX)
static u8 pll_fwdv_multi_bits[] = {
/* values for: 1 - 16 */
0x00, 0x01, 0x0f, 0x04, 0x09, 0x0a, 0x0d, 0x0e, 0x03, 0x0c,
return 0;
}
-#if defined(CONFIG_APM821XX)
-
-void get_sys_info(sys_info_t *sysInfo)
-{
- unsigned long plld;
- unsigned long temp;
- unsigned long mul;
- unsigned long cpudv;
- unsigned long plb2dv;
- unsigned long ddr2dv;
-
- /* Calculate Forward divisor A and Feeback divisor */
- mfcpr(CPR0_PLLD, plld);
-
- temp = CPR0_PLLD_FWDVA(plld);
- sysInfo->pllFwdDivA = get_cpr0_fwdv(temp);
-
- temp = CPR0_PLLD_FDV(plld);
- sysInfo->pllFbkDiv = get_cpr0_fbdv(temp);
-
- /* Calculate OPB clock divisor */
- mfcpr(CPR0_OPBD, temp);
- temp = CPR0_OPBD_OPBDV(temp);
- sysInfo->pllOpbDiv = temp ? temp : 4;
-
- /* Calculate Peripheral clock divisor */
- mfcpr(CPR0_PERD, temp);
- temp = CPR0_PERD_PERDV(temp);
- sysInfo->pllExtBusDiv = temp ? temp : 4;
-
- /* Calculate CPU clock divisor */
- mfcpr(CPR0_CPUD, temp);
- temp = CPR0_CPUD_CPUDV(temp);
- cpudv = temp ? temp : 8;
-
- /* Calculate PLB2 clock divisor */
- mfcpr(CPR0_PLB2D, temp);
- temp = CPR0_PLB2D_PLB2DV(temp);
- plb2dv = temp ? temp : 4;
-
- /* Calculate DDR2 clock divisor */
- mfcpr(CPR0_DDR2D, temp);
- temp = CPR0_DDR2D_DDR2DV(temp);
- ddr2dv = temp ? temp : 4;
-
- /* Calculate 'M' based on feedback source */
- mfcpr(CPR0_PLLC, temp);
- temp = CPR0_PLLC_SEL(temp);
- if (temp == 0) {
- /* PLL internal feedback */
- mul = sysInfo->pllFbkDiv;
- } else {
- /* PLL PerClk feedback */
- mul = sysInfo->pllFwdDivA * sysInfo->pllFbkDiv * cpudv
- * plb2dv * 2 * sysInfo->pllOpbDiv *
- sysInfo->pllExtBusDiv;
- }
-
- /* Now calculate the individual clocks */
- sysInfo->freqVCOMhz = (mul * CONFIG_SYS_CLK_FREQ) + (mul >> 1);
- sysInfo->freqProcessor = sysInfo->freqVCOMhz /
- sysInfo->pllFwdDivA / cpudv;
- sysInfo->freqPLB = sysInfo->freqVCOMhz /
- sysInfo->pllFwdDivA / cpudv / plb2dv / 2;
- sysInfo->freqOPB = sysInfo->freqPLB / sysInfo->pllOpbDiv;
- sysInfo->freqEBC = sysInfo->freqOPB / sysInfo->pllExtBusDiv;
- sysInfo->freqDDR = sysInfo->freqVCOMhz /
- sysInfo->pllFwdDivA / cpudv / ddr2dv / 2;
- sysInfo->freqUART = sysInfo->freqPLB;
-}
-
-#else
/*
* AMCC_TODO: verify this routine against latest EAS, cause stuff changed
* with latest EAS
return;
}
-#endif
#elif defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
pci_period = PERIOD_66_66MHZ;
break;
default:
- pci_period = PERIOD_33_33MHZ;;
+ pci_period = PERIOD_33_33MHZ;
break;
}
extern void get_sys_info (sys_info_t * sysInfo);
extern ulong get_PCI_freq (void);
-#elif defined(CONFIG_AP1000)
-void get_sys_info (sys_info_t * sysInfo)
-{
- sysInfo->freqProcessor = 240 * 1000 * 1000;
- sysInfo->freqPLB = 80 * 1000 * 1000;
- sysInfo->freqPCI = 33 * 1000 * 1000;
-}
-
#elif defined(CONFIG_405)
void get_sys_info (sys_info_t * sysInfo)
int get_clocks (void)
{
-#if defined(CONFIG_405GP) || defined(CONFIG_405CR) || \
- defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \
- defined(CONFIG_405EX) || defined(CONFIG_405) || \
- defined(CONFIG_440)
sys_info_t sys_info;
get_sys_info (&sys_info);
gd->cpu_clk = sys_info.freqProcessor;
gd->bus_clk = sys_info.freqPLB;
-#endif /* defined(CONFIG_405GP) || defined(CONFIG_405CR) */
-
-#ifdef CONFIG_IOP480
- gd->cpu_clk = 66000000;
- gd->bus_clk = 66000000;
-#endif
return (0);
}
{
ulong val;
-#if defined(CONFIG_405GP) || defined(CONFIG_405CR) || \
+#if defined(CONFIG_405GP) || \
defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \
defined(CONFIG_405EX) || defined(CONFIG_405) || \
defined(CONFIG_440)
get_sys_info (&sys_info);
val = sys_info.freqPLB;
-
-#elif defined(CONFIG_IOP480)
-
- val = 66;
-
#else
# error get_bus_freq() not implemented
#endif
return val;
}
-#if !defined(CONFIG_IOP480)
ulong get_OPB_freq (void)
{
PPC4xx_SYS_INFO sys_info;
return sys_info.freqOPB;
}
-#endif
projects / people / ms / u-boot.git / blobdiff