diff options
| -rw-r--r-- | drivers/spi/mcp2210.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/spi/mcp2210.c b/drivers/spi/mcp2210.c index 4152f8510f32d2..f6a49168cddb07 100644 --- a/drivers/spi/mcp2210.c +++ b/drivers/spi/mcp2210.c @@ -106,6 +106,24 @@ static int mcp2210_probe(struct usb_interface *intf, if (!master) goto err_spi; + + /* TODO + * 1) Setup GP0 or GP1 as chip select pins + * 2) Setup GP6 as external interupt pin, if needed + * 3) How to configure power up settings (PID/VID, string descriptors, + * chip settings and SPI transfer paramters-> NVRAM storage) + * -> Userspace libusb based config utility + * 4) Setup GP2 for USB suspend and resume + * 5) Go with USB bus powered only mode for now + */ + + + /* Default SPI config after reset + * 1 Mbit + * 4 bytes transfer per SPI transaction + * GP1 as chip select line + */ + dev->master = master; master->bus_num = -1; master->num_chipselect = 4; |