From a147e56f03871bba4f05058d5e04ce7deb010b04 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Sun, 30 Mar 2008 11:32:24 +0100 Subject: mx31 litekit support This patch adds support for the mx31 litekit board Signed-off-by: Sascha Hauer Signed-off-by: Guennadi Liakhovetski --- board/imx31_litekit/imx31_litekit.c | 65 +++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 board/imx31_litekit/imx31_litekit.c (limited to 'board/imx31_litekit/imx31_litekit.c') diff --git a/board/imx31_litekit/imx31_litekit.c b/board/imx31_litekit/imx31_litekit.c new file mode 100644 index 0000000..8c6e6f5 --- /dev/null +++ b/board/imx31_litekit/imx31_litekit.c @@ -0,0 +1,65 @@ +/* + * + * (c) 2007 Pengutronix, Sascha Hauer + * + * 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 +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +int dram_init(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + + return 0; +} + +int board_init(void) +{ + __REG(CSCR_U(0)) = 0x0000cf03; /* CS0: Nor Flash */ + __REG(CSCR_L(0)) = 0xa0330d01; + __REG(CSCR_A(0)) = 0x00220800; + + __REG(CSCR_U(4)) = 0x0000dcf6; /* CS4: Network Controller */ + __REG(CSCR_L(4)) = 0x444a4541; + __REG(CSCR_A(4)) = 0x44443302; + + /* setup pins for UART1 */ + mx31_gpio_mux(MUX_RXD1__UART1_RXD_MUX); + mx31_gpio_mux(MUX_TXD1__UART1_TXD_MUX); + mx31_gpio_mux(MUX_RTS1__UART1_RTS_B); + mx31_gpio_mux(MUX_RTS1__UART1_CTS_B); + + gd->bd->bi_arch_number = 447; /* board id for linux */ + gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */ + + return 0; +} + +int checkboard(void) +{ + printf("Board: i.MX31 Litekit\n"); + return 0; +} -- cgit v1.1