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-rw-r--r--board/cogent/mb.c285
1 files changed, 285 insertions, 0 deletions
diff --git a/board/cogent/mb.c b/board/cogent/mb.c
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--- /dev/null
+++ b/board/cogent/mb.c
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+/*
+ * (C) Copyright 2000
+ * 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
+ */
+
+#include <common.h>
+#include <board/cogent/dipsw.h>
+#include <board/cogent/lcd.h>
+#include <board/cogent/rtc.h>
+#include <board/cogent/par.h>
+#include <board/cogent/pci.h>
+
+/* ------------------------------------------------------------------------- */
+
+#if defined(CONFIG_8260)
+
+#include <ioports.h>
+
+/*
+ * I/O Port configuration table
+ *
+ * if conf is 1, then that port pin will be configured at boot time
+ * according to the five values podr/pdir/ppar/psor/pdat for that entry
+ */
+
+const iop_conf_t iop_conf_tab[4][32] = {
+
+ /* Port A configuration */
+ { /* conf ppar psor pdir podr pdat */
+ /* PA31 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA30 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA29 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA28 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA27 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA26 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA25 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA24 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA23 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA22 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA21 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA20 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA19 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA18 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA17 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA16 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA15 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA14 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA13 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA12 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA11 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA10 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC2 TXD */
+ /* PA8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC2 RXD */
+ /* PA7 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA6 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA5 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA4 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA3 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA2 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA1 */ { 0, 0, 0, 0, 0, 0 },
+ /* PA0 */ { 0, 0, 0, 0, 0, 0 }
+ },
+
+
+ { /* conf ppar psor pdir podr pdat */
+ /* PB31 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB30 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB29 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB28 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB27 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB26 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB25 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB24 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB23 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB22 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB21 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB20 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB19 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB18 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB17 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB16 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB15 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB14 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB13 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB12 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB11 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB10 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB9 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB8 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB7 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB6 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB5 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB4 */ { 0, 0, 0, 0, 0, 0 },
+ /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
+ },
+
+
+ { /* conf ppar psor pdir podr pdat */
+ /* PC31 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC30 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC29 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC28 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC27 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC26 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC25 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC24 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC23 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC22 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC21 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC20 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC19 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC18 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC17 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC16 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC15 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC14 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC13 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC12 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC11 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC10 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC9 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC8 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC7 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC6 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC5 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC4 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC3 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC2 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC1 */ { 0, 0, 0, 0, 0, 0 },
+ /* PC0 */ { 0, 0, 0, 0, 0, 0 }
+ },
+
+
+ { /* conf ppar psor pdir podr pdat */
+ /* PD31 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD30 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD29 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD28 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD27 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD26 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD25 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD24 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD23 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD22 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD21 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD20 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD19 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD18 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD17 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD16 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD15 */ { 1, 1, 1, 0, 0, 0 }, /* I2C SDA */
+ /* PD14 */ { 1, 1, 1, 0, 0, 0 }, /* I2C SCL */
+ /* PD13 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD12 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD11 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD10 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TXD */
+ /* PD8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RXD */
+ /* PD7 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD6 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD5 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD4 */ { 0, 0, 0, 0, 0, 0 },
+ /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
+ }
+};
+
+#endif /* CONFIG_8260 */
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Check Board Identity:
+ */
+
+int
+checkboard(void)
+{
+ puts ("Board: Cogent " COGENT_MOTHERBOARD " motherboard with a "
+ COGENT_CPU_MODULE " CPU Module\n");
+ return (0);
+}
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Miscelaneous platform dependent initialisations while still
+ * running in flash
+ */
+
+int misc_init_f (void)
+{
+ printf ("DIPSW: ");
+ dipsw_init();
+ return (0);
+}
+
+/* ------------------------------------------------------------------------- */
+
+long int
+initdram(int board_type)
+{
+#if CONFIG_CMA111
+ return (32L * 1024L * 1024L);
+#else
+ unsigned char dipsw_val;
+ int dual, size0, size1;
+ long int memsize;
+
+ dipsw_val = dipsw_cooked();
+
+ dual = dipsw_val & 0x01;
+ size0 = (dipsw_val & 0x08) >> 3;
+ size1 = (dipsw_val & 0x04) >> 2;
+
+ if (size0)
+ if (size1)
+ memsize = 16L * 1024L * 1024L;
+ else
+ memsize = 1L * 1024L * 1024L;
+ else
+ if (size1)
+ memsize = 4L * 1024L * 1024L;
+ else {
+ printf("[Illegal dip switch settings - assuming 16Mbyte SIMMs] ");
+ memsize = 16L * 1024L * 1024L; /* shouldn't happen - guess 16M */
+ }
+
+ if (dual)
+ memsize *= 2L;
+
+ return (memsize);
+#endif
+}
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Miscelaneous platform dependent initialisations after monitor
+ * has been relocated into ram
+ */
+
+int misc_init_r (void)
+{
+ printf ("LCD: ");
+ lcd_init();
+
+#if 0
+ printf ("RTC: ");
+ rtc_init();
+
+ printf ("PAR: ");
+ par_init();
+
+ printf ("KBM: ");
+ kbm_init();
+
+ printf ("PCI: ");
+ pci_init();
+#endif
+ return (0);
+}
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