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cpol=high is not implemented due to insufficient hw docs

This commit is contained in:
devsaurus 2015-12-16 22:23:04 +01:00
parent 0386ae6559
commit 5e9bf95ccc
1 changed files with 4 additions and 0 deletions
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4
app/modules/spi.c
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@ -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" );