/* * * (C) Copyright 2009 Magnus Lilja * * (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 #ifdef CONFIG_SYS_MX31_UART1 void mx31_uart1_hw_init(void) { /* 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_CTS1__UART1_CTS_B); } #endif #ifdef CONFIG_MXC_SPI void mx31_spi2_hw_init(void) { /* SPI2 */ mx31_gpio_mux(MUX_CSPI2_SS2__CSPI2_SS2_B); mx31_gpio_mux(MUX_CSPI2_SCLK__CSPI2_CLK); mx31_gpio_mux(MUX_CSPI2_SPI_RDY__CSPI2_DATAREADY_B); mx31_gpio_mux(MUX_CSPI2_MOSI__CSPI2_MOSI); mx31_gpio_mux(MUX_CSPI2_MISO__CSPI2_MISO); mx31_gpio_mux(MUX_CSPI2_SS0__CSPI2_SS0_B); mx31_gpio_mux(MUX_CSPI2_SS1__CSPI2_SS1_B); /* start SPI2 clock */ __REG(CCM_CGR2) = __REG(CCM_CGR2) | (3 << 4); } #endif