Re: [beagleboard] Re: BeagleBone userspace SPI interface (spidev) patch

2013-11-06 Thread Jack Mitchell
Yes, I know it's terribly confusing. I alwayus forget myself. The way I double check is to look at the dtso and see which pin is input. spi1_pins_s0: spi1_pins_s0 { pinctrl-single,pins = < 0x190 0x33/* mcasp0_aclkx.spi1_sclk, INPUT_PULLUP | MODE3 */ 0x194 0x33/* mcasp0_fsx.spi

[beagleboard] Re: BeagleBone userspace SPI interface (spidev) patch

2013-11-05 Thread jhgorse
Jack, Can I read your post to mean that the defaults are: MOSI <-> SPIx_D0 MISO <-> SPIx_D1 in BBB lingo? The BBB RM is somewhat devoid of SPI information. The TI 3358 reference manual (SPRUH73I rev I, August 2013) shows the opposite on pages 4543 to 4544, figure 24-1 and table 24-4. It a