summaryrefslogtreecommitdiff
path: root/board/total5200/total5200.c
diff options
context:
space:
mode:
authorwdenk <wdenk>2004-07-11 19:17:20 +0000
committerwdenk <wdenk>2004-07-11 19:17:20 +0000
commit6c7a14084ae5f7dde3819e4ab43fd78ea82805fe (patch)
tree74714dc85f5b74ed34b2f742fa3de6d52e5446b4 /board/total5200/total5200.c
parentbc54f309a1f274226ed0f938e2a09fc2fd9f9701 (diff)
downloadu-boot-imx-6c7a14084ae5f7dde3819e4ab43fd78ea82805fe.zip
u-boot-imx-6c7a14084ae5f7dde3819e4ab43fd78ea82805fe.tar.gz
u-boot-imx-6c7a14084ae5f7dde3819e4ab43fd78ea82805fe.tar.bz2
Patch by Mark Jonas, 01 Jul 2004:
Added support for Total5100 and Total5200 (Rev.1 and Rev.2) MGT5100 and MPC5200 based Freescale platforms.
Diffstat (limited to 'board/total5200/total5200.c')
-rw-r--r--board/total5200/total5200.c136
1 files changed, 136 insertions, 0 deletions
diff --git a/board/total5200/total5200.c b/board/total5200/total5200.c
new file mode 100644
index 0000000..24aaafc
--- /dev/null
+++ b/board/total5200/total5200.c
@@ -0,0 +1,136 @@
+/*
+ * (C) Copyright 2003-2004
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2004
+ * Mark Jonas, Freescale Semiconductor, mark.jonas@freescale.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 <mpc5xxx.h>
+#include <pci.h>
+
+#include "sdram.h"
+
+#if CONFIG_TOTAL5200_REV==2
+#include "mt48lc32m16a2-75.h"
+#else
+#include "mt48lc16m16a2-75.h"
+#endif
+
+long int initdram (int board_type)
+{
+ sdram_conf_t sdram_conf;
+
+ sdram_conf.ddr = SDRAM_DDR;
+ sdram_conf.mode = SDRAM_MODE;
+ sdram_conf.emode = 0;
+ sdram_conf.control = SDRAM_CONTROL;
+ sdram_conf.config1 = SDRAM_CONFIG1;
+ sdram_conf.config2 = SDRAM_CONFIG2;
+#if defined(CONFIG_MPC5200)
+ sdram_conf.tapdelay = 0;
+#endif
+#if defined(CONFIG_MGT5100)
+ sdram_conf.addrsel = SDRAM_ADDRSEL;
+#endif
+ return mpc5xxx_sdram_init (&sdram_conf);
+}
+
+int checkboard (void)
+{
+#if defined(CONFIG_MPC5200)
+#if CONFIG_TOTAL5200_REV==2
+ puts ("Board: Total5200 Rev.2 ");
+#else
+ puts ("Board: Total5200 ");
+#endif
+#elif defined(CONFIG_MGT5100)
+ puts ("Board: Total5100 ");
+#endif
+
+/*
+ * Retrieve FPGA Revision.
+ */
+printf ("(FPGA %08X)\n", *(vu_long *) (CFG_FPGA_BASE + 0x400));
+
+/*
+ * Take all peripherals in power-up mode.
+ */
+#if CONFIG_TOTAL5200_REV==2
+ *(vu_char *) (CFG_CPLD_BASE + 0x46) = 0x70;
+#else
+ *(vu_long *) (CFG_CPLD_BASE + 0x400) = 0x70;
+#endif
+
+ return 0;
+}
+
+#if defined(CONFIG_MGT5100)
+int board_early_init_r(void)
+{
+ /*
+ * Now, when we are in RAM, enable CS0
+ * because CS_BOOT cannot be written.
+ */
+ *(vu_long *)MPC5XXX_ADDECR &= ~(1 << 25); /* disable CS_BOOT */
+ *(vu_long *)MPC5XXX_ADDECR |= (1 << 16); /* enable CS0 */
+
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_PCI
+static struct pci_controller hose;
+
+extern void pci_mpc5xxx_init(struct pci_controller *);
+
+void pci_init_board(void)
+{
+ pci_mpc5xxx_init(&hose);
+}
+#endif
+
+#if defined (CFG_CMD_IDE) && defined (CONFIG_IDE_RESET)
+
+/* IRDA_1 aka PSC6_3 (pin C13) */
+#define GPIO_IRDA_1 0x20000000UL
+
+void init_ide_reset (void)
+{
+ debug ("init_ide_reset\n");
+
+ /* Configure IRDA_1 (PSC6_3) as GPIO output for ATA reset */
+ *(vu_long *) MPC5XXX_GPIO_ENABLE |= GPIO_IRDA_1;
+ *(vu_long *) MPC5XXX_GPIO_DIR |= GPIO_IRDA_1;
+}
+
+void ide_set_reset (int idereset)
+{
+ debug ("ide_reset(%d)\n", idereset);
+
+ if (idereset) {
+ *(vu_long *) MPC5XXX_GPIO_DATA_O &= ~GPIO_IRDA_1;
+ } else {
+ *(vu_long *) MPC5XXX_GPIO_DATA_O |= GPIO_IRDA_1;
+ }
+}
+#endif /* defined (CFG_CMD_IDE) && defined (CONFIG_IDE_RESET) */