diff options
| author | deadprogram <[email protected]> | 2024-12-18 11:21:51 +0100 |
|---|---|---|
| committer | deadprogram <[email protected]> | 2024-12-18 19:41:31 +0100 |
| commit | 443aaa7991a611946e91c601598971158f070f12 (patch) | |
| tree | bdf98319874fa965ba286e53da26ad7926180075 /src | |
| parent | 37f35f8c910b05e2040433448546f41b34535b32 (diff) | |
| download | tinygo-443aaa7991a611946e91c601598971158f070f12.tar.gz tinygo-443aaa7991a611946e91c601598971158f070f12.zip | |
feature: make SPI implementation shared for rp2040/rp2350rp2350-spi
Signed-off-by: deadprogram <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/machine/machine_rp2_spi.go (renamed from src/machine/machine_rp2040_spi.go) | 9 | ||||
| -rw-r--r-- | src/machine/spi.go | 2 |
2 files changed, 5 insertions, 6 deletions
diff --git a/src/machine/machine_rp2040_spi.go b/src/machine/machine_rp2_spi.go index dbb063cb3..faab9839a 100644 --- a/src/machine/machine_rp2040_spi.go +++ b/src/machine/machine_rp2_spi.go @@ -1,4 +1,4 @@ -//go:build rp2040 +//go:build rp2040 || rp2350 package machine @@ -207,7 +207,7 @@ func (spi SPI) initSPI(config SPIConfig) (err error) { } err = spi.SetBaudRate(config.Frequency) // Set SPI Format (CPHA and CPOL) and frame format (default is Motorola) - spi.setFormat(config.Mode, rp.XIP_SSI_CTRLR0_SPI_FRF_STD) + spi.setFormat(config.Mode) // Always enable DREQ signals -- harmless if DMA is not listening spi.Bus.SSPDMACR.SetBits(rp.SPI0_SSPDMACR_TXDMAE | rp.SPI0_SSPDMACR_RXDMAE) @@ -217,14 +217,13 @@ func (spi SPI) initSPI(config SPIConfig) (err error) { } //go:inline -func (spi SPI) setFormat(mode uint8, frameFormat uint32) { +func (spi SPI) setFormat(mode uint8) { cpha := uint32(mode) & 1 cpol := uint32(mode>>1) & 1 spi.Bus.SSPCR0.ReplaceBits( (cpha<<rp.SPI0_SSPCR0_SPH_Pos)| (cpol<<rp.SPI0_SSPCR0_SPO_Pos)| - (uint32(7)<<rp.SPI0_SSPCR0_DSS_Pos)| // Set databits (SPI word length) to 8 bits. - (frameFormat&0b11)<<rp.SPI0_SSPCR0_FRF_Pos, // Frame format bits 4:5 + (uint32(7)<<rp.SPI0_SSPCR0_DSS_Pos), // Set databits (SPI word length) to 8 bits. rp.SPI0_SSPCR0_SPH_Msk|rp.SPI0_SSPCR0_SPO_Msk|rp.SPI0_SSPCR0_DSS_Msk|rp.SPI0_SSPCR0_FRF_Msk, 0) } diff --git a/src/machine/spi.go b/src/machine/spi.go index a6fd866d1..9a1033ca7 100644 --- a/src/machine/spi.go +++ b/src/machine/spi.go @@ -1,4 +1,4 @@ -//go:build !baremetal || atmega || esp32 || fe310 || k210 || nrf || (nxp && !mk66f18) || rp2040 || sam || (stm32 && !stm32f7x2 && !stm32l5x2) +//go:build !baremetal || atmega || esp32 || fe310 || k210 || nrf || (nxp && !mk66f18) || rp2040 || rp2350 || sam || (stm32 && !stm32f7x2 && !stm32l5x2) package machine |