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Code Issues Packages Projects Releases 6 Wiki Activity

rp2: allow SPI transmit-only without SDI (#5437)

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* rp2: allow SPI transmit-only without SDI

* ci: rerun

---------

Co-authored-by: rdon <you@example.com>
This commit is contained in:
あーるどん
2026-06-05 19:10:16 +09:00
committed by GitHub
parent 1b9bb143bf
commit e8bb38f7c9
4 changed files with 9 additions and 7 deletions
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src/machine/machine_rp2_2040.go
+2 -2
View File
@@ -130,11 +130,11 @@ func (spi *SPI) validPins(config SPIConfig) error {
var okSDI, okSDO, okSCK bool
switch spi.Bus {
case rp.SPI0:
okSDI = config.SDI == 0 || config.SDI == 4 || config.SDI == 16 || config.SDI == 20
okSDI = config.SDI == NoPin || config.SDI == 0 || config.SDI == 4 || config.SDI == 16 || config.SDI == 20
okSDO = config.SDO == 3 || config.SDO == 7 || config.SDO == 19 || config.SDO == 23
okSCK = config.SCK == 2 || config.SCK == 6 || config.SCK == 18 || config.SCK == 22
case rp.SPI1:
okSDI = config.SDI == 8 || config.SDI == 12 || config.SDI == 24 || config.SDI == 28
okSDI = config.SDI == NoPin || config.SDI == 8 || config.SDI == 12 || config.SDI == 24 || config.SDI == 28
okSDO = config.SDO == 11 || config.SDO == 15 || config.SDO == 27
okSCK = config.SCK == 10 || config.SCK == 14 || config.SCK == 26
}
src/machine/machine_rp2_2350a.go
+2 -2
View File
@@ -21,11 +21,11 @@ func (spi *SPI) validPins(config SPIConfig) error {
var okSDI, okSDO, okSCK bool
switch spi.Bus {
case rp.SPI0:
okSDI = config.SDI == 0 || config.SDI == 4 || config.SDI == 16 || config.SDI == 20
okSDI = config.SDI == NoPin || config.SDI == 0 || config.SDI == 4 || config.SDI == 16 || config.SDI == 20
okSDO = config.SDO == 3 || config.SDO == 7 || config.SDO == 19 || config.SDO == 23
okSCK = config.SCK == 2 || config.SCK == 6 || config.SCK == 18 || config.SCK == 22
case rp.SPI1:
okSDI = config.SDI == 8 || config.SDI == 12 || config.SDI == 24 || config.SDI == 28
okSDI = config.SDI == NoPin || config.SDI == 8 || config.SDI == 12 || config.SDI == 24 || config.SDI == 28
okSDO = config.SDO == 11 || config.SDO == 15 || config.SDO == 27
okSCK = config.SCK == 10 || config.SCK == 14 || config.SCK == 26
}
src/machine/machine_rp2_2350b.go
+2 -2
View File
@@ -55,11 +55,11 @@ func (spi *SPI) validPins(config SPIConfig) error {
var okSDI, okSDO, okSCK bool
switch spi.Bus {
case rp.SPI0:
okSDI = config.SDI == 0 || config.SDI == 4 || config.SDI == 16 || config.SDI == 20 || config.SDI == 32 || config.SDI == 36
okSDI = config.SDI == NoPin || config.SDI == 0 || config.SDI == 4 || config.SDI == 16 || config.SDI == 20 || config.SDI == 32 || config.SDI == 36
okSDO = config.SDO == 3 || config.SDO == 7 || config.SDO == 19 || config.SDO == 23 || config.SDO == 35 || config.SDO == 39
okSCK = config.SCK == 2 || config.SCK == 6 || config.SCK == 18 || config.SCK == 22 || config.SCK == 34 || config.SCK == 38
case rp.SPI1:
okSDI = config.SDI == 8 || config.SDI == 12 || config.SDI == 24 || config.SDI == 28 || config.SDI == 40 || config.SDI == 44
okSDI = config.SDI == NoPin || config.SDI == 8 || config.SDI == 12 || config.SDI == 24 || config.SDI == 28 || config.SDI == 40 || config.SDI == 44
okSDO = config.SDO == 11 || config.SDO == 15 || config.SDO == 27 || config.SDO == 31 || config.SDO == 43 || config.SDO == 47
okSCK = config.SCK == 10 || config.SCK == 14 || config.SCK == 26 || config.SCK == 30 || config.SCK == 42 || config.SCK == 46
}
src/machine/machine_rp2_spi.go
+3 -1
View File
@@ -174,7 +174,9 @@ func (spi *SPI) Configure(config SPIConfig) error {
// SPI pin configuration
config.SCK.setFunc(fnSPI)
config.SDO.setFunc(fnSPI)
config.SDI.setFunc(fnSPI)
if config.SDI != NoPin {
config.SDI.setFunc(fnSPI)
}
return spi.initSPI(config)
}