diff options
| author | Keith Packard <keithp@keithp.com> | 2016-04-02 19:42:44 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2016-04-02 19:45:06 -0700 |
| commit | 9f9d77b6d025d8285e362e53a8f728ec47adb234 (patch) | |
| tree | aa69b19c626369babeabb974a5eceb676c056487 /src/stmf0/stm32f0.h | |
| parent | f5e6caab78f4ca0e5c8a2d96ef53b8752d64f4b3 (diff) | |
altos/stmf0: Add SPI driver.
This also changes the DMA interface a bit so we can select for
interrupts on only the interesting channels.
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/stmf0/stm32f0.h')
| -rw-r--r-- | src/stmf0/stm32f0.h | 34 |
1 files changed, 30 insertions, 4 deletions
diff --git a/src/stmf0/stm32f0.h b/src/stmf0/stm32f0.h index ce8ca456..14be5fbb 100644 --- a/src/stmf0/stm32f0.h +++ b/src/stmf0/stm32f0.h @@ -795,7 +795,7 @@ isr(tim7) #define STM_ISR_TSC_POS 8 #define STM_ISR_DMA_CH1_POS 9 #define STM_ISR_DMA_CH2_3_DMA2_CH1_2_POS 10 -#define STM_ISR_DMA_CH44_5_6_7_DMA2_CH3_4_5_POS 11 +#define STM_ISR_DMA_CH4_5_6_7_DMA2_CH3_4_5_POS 11 #define STM_ISR_ADC_COMP_POS 12 #define STM_ISR_TIM1_BRK_UP_TRG_COM_POS 13 #define STM_ISR_TIM1_CC_POS 14 @@ -890,7 +890,7 @@ struct stm_dma_channel { vuint32_t reserved; }; -#define STM_NUM_DMA 6 +#define STM_NUM_DMA 5 struct stm_dma { vuint32_t isr; @@ -900,7 +900,7 @@ struct stm_dma { extern struct stm_dma stm_dma; -/* DMA channels go from 1 to 6, instead of 0 to 5 (sigh) +/* DMA channels go from 1 to 5, instead of 0 to 4 (sigh) */ #define STM_DMA_INDEX(channel) ((channel) - 1) @@ -1042,7 +1042,7 @@ extern struct stm_spi stm_spi1, stm_spi2, stm_spi3; #define STM_SPI_CR1_BIDIOE 14 #define STM_SPI_CR1_CRCEN 13 #define STM_SPI_CR1_CRCNEXT 12 -#define STM_SPI_CR1_DFF 11 +#define STM_SPI_CR1_CRCL 11 #define STM_SPI_CR1_RXONLY 10 #define STM_SPI_CR1_SSM 9 #define STM_SPI_CR1_SSI 8 @@ -1063,17 +1063,43 @@ extern struct stm_spi stm_spi1, stm_spi2, stm_spi3; #define STM_SPI_CR1_CPOL 1 #define STM_SPI_CR1_CPHA 0 +#define STM_SPI_CR2_LDMA_TX 14 +#define STM_SPI_CR2_LDMA_RX 13 +#define STM_SPI_CR2_FRXTH 12 +#define STM_SPI_CR2_DS 8 +#define STM_SPI_CR2_DS_4 0x3 +#define STM_SPI_CR2_DS_5 0x4 +#define STM_SPI_CR2_DS_6 0x5 +#define STM_SPI_CR2_DS_7 0x6 +#define STM_SPI_CR2_DS_8 0x7 +#define STM_SPI_CR2_DS_9 0x8 +#define STM_SPI_CR2_DS_10 0x9 +#define STM_SPI_CR2_DS_11 0xa +#define STM_SPI_CR2_DS_12 0xb +#define STM_SPI_CR2_DS_13 0xc +#define STM_SPI_CR2_DS_14 0xd +#define STM_SPI_CR2_DS_15 0xe +#define STM_SPI_CR2_DS_16 0xf #define STM_SPI_CR2_TXEIE 7 #define STM_SPI_CR2_RXNEIE 6 #define STM_SPI_CR2_ERRIE 5 +#define STM_SPI_CR2_FRF 4 +# define STM_SPI_CR2_FRF_MOTOROLA 0 +# define STM_SPI_CR2_FRF_TI 1 +#define STM_SPI_CR2_NSSP 3 #define STM_SPI_CR2_SSOE 2 #define STM_SPI_CR2_TXDMAEN 1 #define STM_SPI_CR2_RXDMAEN 0 +#define STM_SPI_SR_FTLVL 11 +#define STM_SPI_SR_FRLVL 9 +#define STM_SPI_SR_FRE 8 #define STM_SPI_SR_BSY 7 #define STM_SPI_SR_OVR 6 #define STM_SPI_SR_MODF 5 #define STM_SPI_SR_CRCERR 4 +#define STM_SPI_SR_UDR 3 +#define STM_SPI_SR_CHSIDE 2 #define STM_SPI_SR_TXE 1 #define STM_SPI_SR_RXNE 0 |