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authorIlya Yanok <yanok@emcraft.com>2010-09-17 23:41:50 +0200
committerWolfgang Denk <wd@denx.de>2010-09-23 21:14:17 +0200
commitbc8f8c2614c8e104a66198633d8d765b720ed907 (patch)
tree00c64db6f31b47d41526cbf51f90cf93553e706e /board/mpc8308_p1m/mpc8308_p1m.c
parent65ea758939a7bcbc87fe1c1bd816a98176bc2a9b (diff)
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mpc8308_p1m: support for MPC8308 P1M board
This patch provides support for MPC8308 P1M board with the following set of features: Dual UART is supported NOR flash is supported Both TSEC Ethernet controllers are supported PCI Express initialization is supported Both I2C controllers are supported Signed-off-by: Ilya Yanok <yanok@emcraft.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Diffstat (limited to 'board/mpc8308_p1m/mpc8308_p1m.c')
-rw-r--r--board/mpc8308_p1m/mpc8308_p1m.c106
1 files changed, 106 insertions, 0 deletions
diff --git a/board/mpc8308_p1m/mpc8308_p1m.c b/board/mpc8308_p1m/mpc8308_p1m.c
new file mode 100644
index 0000000..0c70b15
--- /dev/null
+++ b/board/mpc8308_p1m/mpc8308_p1m.c
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010 Ilya Yanok, Emcraft Systems, yanok@emcraft.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 <i2c.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+#include <pci.h>
+#include <mpc83xx.h>
+#include <netdev.h>
+#include <asm/io.h>
+#include <asm/fsl_serdes.h>
+#include <asm/fsl_mpc83xx_serdes.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int checkboard(void)
+{
+ printf("Board: MPC8308 P1M\n");
+
+ return 0;
+}
+
+static struct pci_region pcie_regions_0[] = {
+ {
+ .bus_start = CONFIG_SYS_PCIE1_MEM_BASE,
+ .phys_start = CONFIG_SYS_PCIE1_MEM_PHYS,
+ .size = CONFIG_SYS_PCIE1_MEM_SIZE,
+ .flags = PCI_REGION_MEM,
+ },
+ {
+ .bus_start = CONFIG_SYS_PCIE1_IO_BASE,
+ .phys_start = CONFIG_SYS_PCIE1_IO_PHYS,
+ .size = CONFIG_SYS_PCIE1_IO_SIZE,
+ .flags = PCI_REGION_IO,
+ },
+};
+
+void pci_init_board(void)
+{
+ immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
+ sysconf83xx_t *sysconf = &immr->sysconf;
+ law83xx_t *pcie_law = sysconf->pcielaw;
+ struct pci_region *pcie_reg[] = { pcie_regions_0 };
+
+ fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_PEX,
+ FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
+
+ /* Deassert the resets in the control register */
+ out_be32(&sysconf->pecr1, 0xE0008000);
+ udelay(2000);
+
+ /* Configure PCI Express Local Access Windows */
+ out_be32(&pcie_law[0].bar, CONFIG_SYS_PCIE1_BASE & LAWBAR_BAR);
+ out_be32(&pcie_law[0].ar, LBLAWAR_EN | LBLAWAR_512MB);
+
+ mpc83xx_pcie_init(1, pcie_reg, 0);
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ ft_cpu_setup(blob, bd);
+ fdt_fixup_dr_usb(blob, bd);
+}
+#endif
+
+int board_eth_init(bd_t *bis)
+{
+ int rv, num_if = 0;
+
+ /* Initialize TSECs first */
+ rv = cpu_eth_init(bis);
+ if (rv >= 0)
+ num_if += rv;
+ else
+ printf("ERROR: failed to initialize TSECs.\n");
+
+ rv = pci_eth_init(bis);
+ if (rv >= 0)
+ num_if += rv;
+ else
+ printf("ERROR: failed to initialize PCI Ethernet.\n");
+
+ return num_if;
+}