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| author | Brendan Le Foll <brendan.le.foll@intel.com> | 2015-03-13 16:29:33 +0000 |
|---|---|---|
| committer | Brendan Le Foll <brendan.le.foll@intel.com> | 2015-03-13 16:29:36 +0000 |
| commit | c621fad5f3ebbdc0c9398e4f808ed7e379c9af5e (patch) | |
| tree | c10d0fe2e5c453ab1b23cb04e760ca9784518cc3 /docs/minnow_max.md | |
| parent | 228b7b672d1825dc88f73423e3650386f480a0ac (diff) | |
intel_minnow_max.c: Add support for spi
This commit also adds a bit of documentation on the low speed spi kernel module
required
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
Diffstat (limited to 'docs/minnow_max.md')
| -rw-r--r-- | docs/minnow_max.md | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/docs/minnow_max.md b/docs/minnow_max.md index 1b6df7e..6d2bb51 100644 --- a/docs/minnow_max.md +++ b/docs/minnow_max.md @@ -12,6 +12,12 @@ Supported Firmware ------------------ mraa has only been tested with 64 bit firmware version 0.73 or later. +SPI +--- +For SPI support you need to load the low_speed_spidev kernel module and that +will create the /dev/spidev0.0 device node. Mraa only knows about this one SPI +bus and no other. + Interface notes --------------- The low speed I/O connector supported as per table below. This assumes default @@ -22,8 +28,6 @@ will not behave as expected. Documentation shows i2c on bus #5, ACPI shows it on bus #6, but driver uses bus #7. -**SPI operation is not currently supported** - | MRAA Number | Physical Pin | Function | Sysfs GPIO | Notes | |-------------|---------------|------------|------------|----------------------| | 1 | 1 | GND | | | |