diff options
Diffstat (limited to 'onenand_ipl/board/apollon/apollon.c')
-rw-r--r-- | onenand_ipl/board/apollon/apollon.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/onenand_ipl/board/apollon/apollon.c b/onenand_ipl/board/apollon/apollon.c new file mode 100644 index 0000000..acf5c29 --- /dev/null +++ b/onenand_ipl/board/apollon/apollon.c @@ -0,0 +1,70 @@ +/* + * (C) Copyright 2005-2008 Samsung Electronics + * Kyungmin Park <kyungmin.park@samsung.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 <asm/arch/mux.h> + +#define write_config_reg(reg, value) \ +do { \ + writeb(value, reg); \ +} while (0) + +/***************************************** + * Routine: board_init + * Description: Early hardware init. + *****************************************/ +int board_init(void) +{ + return 0; +} + +#ifdef CFG_PRINTF +/* Pin Muxing registers used for UART1 */ +/**************************************** + * Routine: muxSetupUART1 (ostboot) + * Description: Set up uart1 muxing + *****************************************/ +static void muxSetupUART1(void) +{ + /* UART1_CTS pin configuration, PIN = D21 */ + write_config_reg(CONTROL_PADCONF_UART1_CTS, 0); + /* UART1_RTS pin configuration, PIN = H21 */ + write_config_reg(CONTROL_PADCONF_UART1_RTS, 0); + /* UART1_TX pin configuration, PIN = L20 */ + write_config_reg(CONTROL_PADCONF_UART1_TX, 0); + /* UART1_RX pin configuration, PIN = T21 */ + write_config_reg(CONTROL_PADCONF_UART1_RX, 0); +} +#endif + +/********************************************************** + * Routine: s_init + * Description: Does early system init of muxing and clocks. + * - Called at time when only stack is available. + **********************************************************/ +int s_init(int skip) +{ +#ifdef CFG_PRINTF + muxSetupUART1(); +#endif + return 0; +} |