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https://github.com/brain-hackers/u-boot-brain
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ppc4xx: Katmai: Add chip_config command
This patch removes the Katmai "bootstrap" command and replaces it with the now common command "chip_config". Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Stefan Roese
parent
cdaed5dc31
commit
efe12bcec5
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@ -25,9 +25,11 @@ include $(TOPDIR)/config.mk
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LIB = $(obj)lib$(BOARD).a
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COBJS = $(BOARD).o cmd_katmai.o
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COBJS-y := $(BOARD).o
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COBJS-$(CONFIG_CMD_CHIP_CONFIG) += chip_config.o
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SOBJS = init.o
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COBJS := $(COBJS-y)
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SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
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OBJS := $(addprefix $(obj),$(COBJS))
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SOBJS := $(addprefix $(obj),$(SOBJS))
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55
board/amcc/katmai/chip_config.c
Normal file
55
board/amcc/katmai/chip_config.c
Normal file
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@ -0,0 +1,55 @@
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/*
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* (C) Copyright 2009
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* Stefan Roese, DENX Software Engineering, sr@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*/
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#include <common.h>
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#include <asm/ppc4xx_config.h>
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struct ppc4xx_config ppc4xx_config_val[] = {
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{
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"400-133","CPU: 400 PLB: 133 OPB: 66 EBC: 66",
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{ 0x86, 0x78, 0xc2, 0xc6, 0x05, 0xa5, 0x04, 0xe1 }
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},
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{
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"500-166","CPU: 500 PLB: 166 OPB: 83 EBC: 83",
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{ 0x87, 0x78, 0xf2, 0xc6, 0x05, 0xa5, 0x04, 0xe1 }
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},
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{
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"533-133","CPU: 533 PLB: 133 OPB: 66 EBC: 66",
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{ 0x87, 0x79, 0x02, 0x52, 0x05, 0xa5, 0x04, 0xe1 }
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},
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{
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"667-133","CPU: 667 PLB: 133 OPB: 66 EBC: 66",
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{ 0x87, 0x79, 0x42, 0x56, 0x05, 0xa5, 0x04, 0xe1 }
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},
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{
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"667-166","CPU: 667 PLB: 166 OPB: 83 EBC: 83",
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{ 0x87, 0x79, 0x42, 0x06, 0x05, 0xa5, 0x04, 0xe1 }
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},
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{
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"800-160","CPU: 800 PLB: 160 OPB: 53 EBC: 17",
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{ 0x86, 0x79, 0x81, 0xa7, 0x07, 0xa5, 0x04, 0xe1 }
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},
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};
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int ppc4xx_config_count = ARRAY_SIZE(ppc4xx_config_val);
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@ -1,218 +0,0 @@
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/*
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* (C) Copyright 2007
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* Stefan Roese, DENX Software Engineering, sr@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*/
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#include <common.h>
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#include <command.h>
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#include <i2c.h>
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#include <asm/byteorder.h>
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#define CONFIG_STRESS /* enable 667 MHz CPU freq selection */
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#define DEBUG
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static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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uchar chip;
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ulong data;
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int nbytes;
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extern char console_buffer[];
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char sysClock[4];
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char cpuClock[4];
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char plbClock[4];
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char pcixClock[4];
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if (argc < 3) {
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cmd_usage(cmdtp);
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return 1;
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}
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if (strcmp(argv[2], "prom0") == 0)
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chip = IIC0_BOOTPROM_ADDR;
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else
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chip = IIC0_ALT_BOOTPROM_ADDR;
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/* on Katmai SysClk is always 33MHz */
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strcpy(sysClock, "33");
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do {
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#ifdef CONFIG_STRESS
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printf("enter cpu clock frequency 400, 500, 533, 667 MHz or quit to abort\n");
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#else
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printf("enter cpu clock frequency 400, 500, 533 MHz or quit to abort\n");
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#endif
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nbytes = readline (" ? ");
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if (strcmp(console_buffer, "quit") == 0)
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return 0;
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if ((strcmp(console_buffer, "400") != 0) &&
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(strcmp(console_buffer, "500") != 0) &&
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(strcmp(console_buffer, "533") != 0)
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#ifdef CONFIG_STRESS
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&& (strcmp(console_buffer, "667") != 0)
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#endif
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) {
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nbytes = 0;
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}
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strcpy(cpuClock, console_buffer);
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} while (nbytes == 0);
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if (strcmp(cpuClock, "500") == 0)
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strcpy(plbClock, "166");
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else if (strcmp(cpuClock, "533") == 0)
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strcpy(plbClock, "133");
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else {
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do {
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if (strcmp(cpuClock, "400") == 0)
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printf("enter plb clock frequency 100, 133 MHz or quit to abort\n");
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#ifdef CONFIG_STRESS
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if (strcmp(cpuClock, "667") == 0)
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printf("enter plb clock frequency 133, 166 MHz or quit to abort\n");
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#endif
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nbytes = readline (" ? ");
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if (strcmp(console_buffer, "quit") == 0)
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return 0;
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if (strcmp(cpuClock, "400") == 0) {
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if ((strcmp(console_buffer, "100") != 0) &&
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(strcmp(console_buffer, "133") != 0))
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nbytes = 0;
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}
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#ifdef CONFIG_STRESS
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if (strcmp(cpuClock, "667") == 0) {
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if ((strcmp(console_buffer, "133") != 0) &&
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(strcmp(console_buffer, "166") != 0))
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nbytes = 0;
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}
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#endif
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strcpy(plbClock, console_buffer);
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} while (nbytes == 0);
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}
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do {
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printf("enter Pci-X clock frequency 33, 66, 100 or 133 MHz or quit to abort\n");
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nbytes = readline (" ? ");
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if (strcmp(console_buffer, "quit") == 0)
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return 0;
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if ((strcmp(console_buffer, "33") != 0) &&
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(strcmp(console_buffer, "66") != 0) &&
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(strcmp(console_buffer, "100") != 0) &&
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(strcmp(console_buffer, "133") != 0)) {
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nbytes = 0;
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}
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strcpy(pcixClock, console_buffer);
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} while (nbytes == 0);
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printf("\nsys clk = %s MHz\n", sysClock);
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printf("cpu clk = %s MHz\n", cpuClock);
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printf("plb clk = %s MHz\n", plbClock);
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printf("Pci-X clk = %s MHz\n", pcixClock);
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do {
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printf("\npress [y] to write I2C bootstrap \n");
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printf("or [n] to abort. \n");
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printf("Don't forget to set board switches \n");
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printf("according to your choice before re-starting \n");
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printf("(refer to 440spe_uboot_kit_um_1_01.pdf) \n");
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nbytes = readline (" ? ");
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if (strcmp(console_buffer, "n") == 0)
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return 0;
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} while (nbytes == 0);
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if (strcmp(sysClock, "33") == 0) {
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if ((strcmp(cpuClock, "400") == 0) &&
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(strcmp(plbClock, "100") == 0))
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data = 0x8678c206;
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if ((strcmp(cpuClock, "400") == 0) &&
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(strcmp(plbClock, "133") == 0))
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data = 0x8678c2c6;
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if ((strcmp(cpuClock, "500") == 0))
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data = 0x8778f2c6;
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if ((strcmp(cpuClock, "533") == 0))
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data = 0x87790252;
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#ifdef CONFIG_STRESS
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if ((strcmp(cpuClock, "667") == 0) &&
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(strcmp(plbClock, "133") == 0))
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data = 0x87794256;
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if ((strcmp(cpuClock, "667") == 0) &&
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(strcmp(plbClock, "166") == 0))
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data = 0x87794206;
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#endif
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}
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#ifdef DEBUG
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printf(" pin strap0 to write in i2c = %lx\n", data);
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#endif /* DEBUG */
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if (i2c_write(chip, 0, 1, (uchar *)&data, 4) != 0)
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printf("Error writing strap0 in %s\n", argv[2]);
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if (strcmp(pcixClock, "33") == 0)
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data = 0x000007E1;
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if (strcmp(pcixClock, "66") == 0)
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data = 0x000006E1;
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if (strcmp(pcixClock, "100") == 0)
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data = 0x000005E1;
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if (strcmp(pcixClock, "133") == 0)
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data = 0x000004E1;
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if (strcmp(plbClock, "166") == 0)
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/* data |= 0x05950000; */ /* this set's DDR2 clock == PLB clock */
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data |= 0x05A50000; /* this set's DDR2 clock == 2 * PLB clock */
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else
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data |= 0x05A50000;
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#ifdef DEBUG
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printf(" pin strap1 to write in i2c = %lx\n", data);
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#endif /* DEBUG */
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udelay(1000);
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if (i2c_write(chip, 4, 1, (uchar *)&data, 4) != 0)
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printf("Error writing strap1 in %s\n", argv[2]);
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return 0;
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}
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U_BOOT_CMD(
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bootstrap, 3, 1, do_bootstrap,
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"program the serial device strap",
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"wrclk [prom0|prom1] - program the serial device strap"
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);
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@ -140,6 +140,11 @@
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#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
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#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
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/* I2C bootstrap EEPROM */
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#define CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR 0x50
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#define CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET 0
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#define CONFIG_4xx_CONFIG_BLOCKSIZE 8
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/* I2C RTC */
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#define CONFIG_RTC_M41T11 1
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#define CONFIG_SYS_RTC_BUS_NUM 1 /* The I2C bus for RTC */
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@ -194,8 +199,10 @@
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/*
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* Commands additional to the ones defined in amcc-common.h
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*/
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#define CONFIG_CMD_EXT2
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#define CONFIG_CMD_CHIP_CONFIG
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#define CONFIG_CMD_DATE
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#define CONFIG_CMD_EXT2
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#define CONFIG_CMD_FAT
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#define CONFIG_CMD_PCI
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#define CONFIG_CMD_SDRAM
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#define CONFIG_CMD_SNTP
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