config ADK_KERNEL_SPI boolean config ADK_KERNEL_SPI_AR71XX select ADK_KERNEL_SPI boolean config ADK_KERNEL_SPI_RB4XX select ADK_KERNEL_SPI boolean config ADK_KERNEL_SPI_RB4XX_CPLD select ADK_KERNEL_SPI boolean config ADK_KERNEL_SPI_PXA2XX select ADK_KERNEL_SPI boolean