summaryrefslogtreecommitdiff
path: root/board/mpc8313erdb/mpc8313erdb.c
diff options
context:
space:
mode:
authorScott Wood <scottwood@freescale.com>2007-04-16 14:54:15 -0500
committerKim Phillips <kim.phillips@freescale.com>2007-04-23 16:32:10 -0500
commit96b8a05432f346f36493535c85320b70ec9c7c1b (patch)
treea32977f26f921cb81cee8f3a8e6fd01d1b5b09eb /board/mpc8313erdb/mpc8313erdb.c
parent49ea3b6eafe606285ae4d5c378026153dde53200 (diff)
downloadu-boot-imx-96b8a05432f346f36493535c85320b70ec9c7c1b.zip
u-boot-imx-96b8a05432f346f36493535c85320b70ec9c7c1b.tar.gz
u-boot-imx-96b8a05432f346f36493535c85320b70ec9c7c1b.tar.bz2
mpc83xx: Add MPC8313ERDB support.
Signed-off-by: Scott Wood <scottwood@freescale.com>
Diffstat (limited to 'board/mpc8313erdb/mpc8313erdb.c')
-rw-r--r--board/mpc8313erdb/mpc8313erdb.c116
1 files changed, 116 insertions, 0 deletions
diff --git a/board/mpc8313erdb/mpc8313erdb.c b/board/mpc8313erdb/mpc8313erdb.c
new file mode 100644
index 0000000..999fe9e
--- /dev/null
+++ b/board/mpc8313erdb/mpc8313erdb.c
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) Freescale Semiconductor, Inc. 2006-2007
+ *
+ * Author: Scott Wood <scottwood@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 <ft_build.h>
+#include <pci.h>
+#include <mpc83xx.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_early_init_f(void)
+{
+#ifndef CFG_8313ERDB_BROKEN_PMC
+ volatile immap_t *im = (immap_t *)CFG_IMMR;
+
+ if (im->pmc.pmccr1 & PMCCR1_POWER_OFF)
+ gd->flags |= GD_FLG_SILENT;
+#endif
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ puts("Board: Freescale MPC8313ERDB\n");
+ return 0;
+}
+
+static struct pci_region pci_regions[] = {
+ {
+ bus_start: CFG_PCI1_MEM_BASE,
+ phys_start: CFG_PCI1_MEM_PHYS,
+ size: CFG_PCI1_MEM_SIZE,
+ flags: PCI_REGION_MEM | PCI_REGION_PREFETCH
+ },
+ {
+ bus_start: CFG_PCI1_MMIO_BASE,
+ phys_start: CFG_PCI1_MMIO_PHYS,
+ size: CFG_PCI1_MMIO_SIZE,
+ flags: PCI_REGION_MEM
+ },
+ {
+ bus_start: CFG_PCI1_IO_BASE,
+ phys_start: CFG_PCI1_IO_PHYS,
+ size: CFG_PCI1_IO_SIZE,
+ flags: PCI_REGION_IO
+ }
+};
+
+void pci_init_board(void)
+{
+ volatile immap_t *immr = (volatile immap_t *)CFG_IMMR;
+ volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk;
+ volatile law83xx_t *pci_law = immr->sysconf.pcilaw;
+ struct pci_region *reg[] = { pci_regions };
+ int warmboot;
+
+ /* Enable all 3 PCI_CLK_OUTPUTs. */
+ clk->occr |= 0xe0000000;
+
+ /*
+ * Configure PCI Local Access Windows
+ */
+ pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR;
+ pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB;
+
+ pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR;
+ pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB;
+
+ warmboot = gd->bd->bi_bootflags & BOOTFLAG_WARM;
+#ifndef CFG_8313ERDB_BROKEN_PMC
+ warmboot |= immr->pmc.pmccr1 & PMCCR1_POWER_OFF;
+#endif
+
+ mpc83xx_pci_init(1, reg, warmboot);
+}
+
+#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ u32 *p;
+ int len;
+
+#ifdef CONFIG_PCI
+ ft_pci_setup(blob, bd);
+#endif
+ ft_cpu_setup(blob, bd);
+
+ p = ft_get_prop(blob, "/memory/reg", &len);
+ if (p) {
+ *p++ = cpu_to_be32(bd->bi_memstart);
+ *p = cpu_to_be32(bd->bi_memsize);
+ }
+}
+#endif