For MRMT1/2 add-on card to Atmel ATNGW100.
This patch implements the SPI slave setup method created by patch:
<<avr32: function for independently setting up SPI slaves>>
Signed-off-by: Peter Ma <pma@mediamatech.com>
Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
        at32_select_periph( GPIO_PIOB_BASE, 1 << (PB_EXTINT_BASE+TS_IRQ),
                        GPIO_PERIPH_A, AT32_GPIOF_DEGLITCH);
        set_irq_type( AT32_EXTINT(TS_IRQ), IRQ_TYPE_EDGE_FALLING );
+       at32_spi_setup_slaves(0,spi01_board_info,ARRAY_SIZE(spi01_board_info));
        spi_register_board_info(spi01_board_info,ARRAY_SIZE(spi01_board_info));
 #endif