|
@@ -33,6 +33,10 @@ static int spi_setup( lua_State *L )
|
|
|
if (cpol != PLATFORM_SPI_CPOL_LOW && cpol != PLATFORM_SPI_CPOL_HIGH) {
|
|
|
return luaL_error( L, "wrong arg type" );
|
|
|
}
|
|
|
+ // CPOL_HIGH is not implemented, see app/driver/spi.c spi_master_init()
|
|
|
+ if (cpol == PLATFORM_SPI_CPOL_HIGH) {
|
|
|
+ return luaL_error( L, "cpol=high is not implemented" );
|
|
|
+ }
|
|
|
|
|
|
if (cpha != PLATFORM_SPI_CPHA_LOW && cpha != PLATFORM_SPI_CPHA_HIGH) {
|
|
|
return luaL_error( L, "wrong arg type" );
|