diff options
| author | Keith Packard <keithp@keithp.com> | 2010-12-22 21:06:22 -0800 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2010-12-22 21:17:36 -0800 |
| commit | 9f7296b3feab872bf51fc369ade69cc1e7cf7a3f (patch) | |
| tree | 3ec494cea281d5df871ffecc94f61cfff88d0226 /src/ao_pins.h | |
| parent | 51c410c1c952e0e9bcf1b2c438813de63753be5f (diff) | |
altos: Split out SPI driver.
For TM with the companion connector, the SPI bus will be shared among
multiple devices. Split out the existing SPI code into a common
driver, with the SPI bus protected by a mutex.
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/ao_pins.h')
| -rw-r--r-- | src/ao_pins.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/ao_pins.h b/src/ao_pins.h index e9a265b0..edbb4908 100644 --- a/src/ao_pins.h +++ b/src/ao_pins.h @@ -31,6 +31,8 @@ #define AO_LED_RED 1 #define LEDS_AVAILABLE (AO_LED_RED) #define HAS_EXTERNAL_TEMP 0 + #define SPI_CS_ON_P1 1 + #define SPI_CS_ON_P0 0 #endif #if defined(TELEDONGLE_V_0_2) @@ -45,6 +47,8 @@ #define AO_LED_RED 1 #define AO_LED_GREEN 2 #define LEDS_AVAILABLE (AO_LED_RED|AO_LED_GREEN) + #define SPI_CS_ON_P1 1 + #define SPI_CS_ON_P0 0 #endif #if defined(TELEMETRUM_V_0_1) @@ -60,6 +64,8 @@ #define AO_LED_GREEN 1 #define LEDS_AVAILABLE (AO_LED_RED|AO_LED_GREEN) #define HAS_EXTERNAL_TEMP 1 + #define SPI_CS_ON_P1 1 + #define SPI_CS_ON_P0 0 #endif #if defined(TELEDONGLE_V_0_1) @@ -74,6 +80,8 @@ #define AO_LED_RED 2 #define AO_LED_GREEN 1 #define LEDS_AVAILABLE (AO_LED_RED|AO_LED_GREEN) + #define SPI_CS_ON_P1 0 + #define SPI_CS_ON_P0 1 #endif #if defined(TIDONGLE) @@ -87,6 +95,8 @@ #define PACKET_HAS_SLAVE 0 #define AO_LED_RED 2 #define LEDS_AVAILABLE (AO_LED_RED) + #define SPI_CS_ON_P1 0 + #define SPI_CS_ON_P0 1 #endif #if DBG_ON_P1 @@ -125,6 +135,18 @@ #endif /* DBG_ON_P0 */ +#if SPI_CS_ON_P1 + #define SPI_CS_PORT P1 + #define SPI_CS_SEL P1SEL + #define SPI_CS_DIR P1DIR +#endif + +#if SPI_CS_ON_P0 + #define SPI_CS_PORT P0 + #define SPI_CS_SEL P0SEL + #define SPI_CS_DIR P0DIR +#endif + #ifndef HAS_SERIAL_1 #error Please define HAS_SERIAL_1 #endif |