diff options
Diffstat (limited to 'src/mainboard/motorola/sandpointx3_altimus_mpc7410/init.c')
-rw-r--r-- | src/mainboard/motorola/sandpointx3_altimus_mpc7410/init.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/init.c b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/init.c new file mode 100644 index 0000000000..816412b8f7 --- /dev/null +++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/init.c @@ -0,0 +1,68 @@ +/* + * Copyright (C) 2003, Greg Watson <gwatson@lanl.gov> + * + * 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 + */ + +/* + * Do very early board initialization: + * + * - Configure External Bus (EBC) + * - Setup Flash + * - Setup NVRTC + * - Setup Board Control and Status Registers (BCSR) + * - Enable UART0 for debugging + */ + +#include <ppc_asm.tmpl> +#include <ppc.h> +#include <arch/io.h> +#include <printk.h> +#include <uart8250.h> + +void pnp_output(char address, char data) +{ + outb(address, PNP_CFGADDR); + outb(data, PNP_CFGDATA); +} + +void +board_init(void) +{ +} + +void +board_init2(void) +{ + /* + * Enable UART0 + * + * NOTE: this configuration assumes that the PCI/ISA IO + * address space is properly configured by default on board + * reset. While this seems to be the case with the X3, it may not + * always work. + */ + pnp_output(0x07, 6); /* LD 6 = UART0 */ + pnp_output(0x30, 0); /* Dectivate */ + pnp_output(0x60, TTYS0_BASE >> 8); /* IO Base */ + pnp_output(0x61, TTYS0_BASE & 0xFF); /* IO Base */ + pnp_output(0x30, 1); /* Activate */ + uart8250_init(TTYS0_BASE, 115200/TTYS0_BAUD, TTYS0_LCS); + printk_info("Sandpoint initialized...\n"); +} |