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# board/atevk1104/init.c

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    00001
    00041 #include <board/dataflash.h>
    00042 #include <board/init.h>
    00043 #include <board/sdmmc.h>
    00044 #include <chip/portmux.h>
    00045 #include <spi/spi.h>
    00046
    00047 void board_init(void)
    00048 {
    00049         /* LEDs */
    00050         portmux_select_gpio(PORTMUX_PORT_C, 1 << 3,
    00051                         PORTMUX_DIR_OUTPUT | PORTMUX_INIT_HIGH);
    00052         portmux_select_gpio(PORTMUX_PORT_X0, 1 << 5 | 1 << 6 | 1 << 9,
    00053                         PORTMUX_DIR_OUTPUT | PORTMUX_INIT_HIGH);
    00054
    00055         /* USART interface to board controller */
    00056         portmux_enable_usart(1, PORTMUX_USART_TX | PORTMUX_USART_RX, 0);
    00057
    00058         /* TWI interface to extension header J24 and audio amp U11 */
    00059         portmux_enable_twi(0, 0);
    00060
    00061         /* SPI interface */
    00062         portmux_enable_spi(BOARD_DATAFLASH_SPI_PORT, PORTMUX_DRIVE_MIN);
    00063         portmux_enable_spi_cs(BOARD_DATAFLASH_CS_PIN);
    00064
    00065         /* MMC/SDCard slot A */
    00066         portmux_enable_mmci(0, 0, PORTMUX_MMCI_8BIT | PORTMUX_MMCI_EXT_PULLUP,
    00067                         PORTMUX_DRIVE_LOW);
    00068         portmux_select_gpio_pin(BOARD_MCISLOT_A_CD,
    00069                         PORTMUX_DIR_INPUT | PORTMUX_PULL_UP);
    00070         portmux_select_gpio_pin(BOARD_MCISLOT_A_WP,
    00071                         PORTMUX_DIR_INPUT | PORTMUX_PULL_UP);
    00072
    00073         /* MMC/SDCard slot B may conflict with Nexus trace interface */
    00074 #ifdef CONFIG_SDMMC_MCIHOST_SLOT_B
    00075         portmux_enable_mmci(0, 1, PORTMUX_MMCI_4BIT | PORTMUX_MMCI_EXT_PULLUP,
    00076                         PORTMUX_DRIVE_LOW);
    00077         portmux_select_gpio_pin(BOARD_MCISLOT_B_CD,
    00078                         PORTMUX_DIR_INPUT | PORTMUX_PULL_UP);
    00079         portmux_select_gpio_pin(BOARD_MCISLOT_B_WP,
    00080                         PORTMUX_DIR_INPUT | PORTMUX_PULL_UP);
    00081 #endif
    00082 }