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De-dupe

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This commit is contained in:
Ben V. Brown
2021-02-24 17:52:40 +11:00
parent 530002297b
commit 296c2f9351
1 changed files with 8 additions and 16 deletions
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16
source/Core/BSP/Pine64/I2C_Wrapper.cpp
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@@ -64,29 +64,21 @@ bool perform_i2c_transaction(uint16_t DevAddress, uint16_t memory_address, uint8
i2c_interrupt_disable(I2C0, I2C_INT_EV); i2c_interrupt_disable(I2C0, I2C_INT_EV);
currentState.isMemoryWrite = isWrite; currentState.isMemoryWrite = isWrite;
//Setup DMA //Setup DMA
if (currentState.isMemoryWrite) { currentState.dma_init_struct.memory_width = DMA_MEMORY_WIDTH_8BIT;
dma_deinit(DMA0, DMA_CH5);
currentState.dma_init_struct.direction = DMA_MEMORY_TO_PERIPHERAL;
currentState.dma_init_struct.memory_addr = (uint32_t) p_buffer; currentState.dma_init_struct.memory_addr = (uint32_t) p_buffer;
currentState.dma_init_struct.memory_inc = DMA_MEMORY_INCREASE_ENABLE; currentState.dma_init_struct.memory_inc = DMA_MEMORY_INCREASE_ENABLE;
currentState.dma_init_struct.memory_width = DMA_MEMORY_WIDTH_8BIT;
currentState.dma_init_struct.number = number_of_byte; currentState.dma_init_struct.number = number_of_byte;
currentState.dma_init_struct.periph_addr = (uint32_t) &I2C_DATA(I2C0); currentState.dma_init_struct.periph_addr = (uint32_t) &I2C_DATA(I2C0);
currentState.dma_init_struct.periph_inc = DMA_PERIPH_INCREASE_DISABLE; currentState.dma_init_struct.periph_inc = DMA_PERIPH_INCREASE_DISABLE;
currentState.dma_init_struct.periph_width = DMA_PERIPHERAL_WIDTH_8BIT; currentState.dma_init_struct.periph_width = DMA_PERIPHERAL_WIDTH_8BIT;
currentState.dma_init_struct.priority = DMA_PRIORITY_ULTRA_HIGH; currentState.dma_init_struct.priority = DMA_PRIORITY_ULTRA_HIGH;
if (currentState.isMemoryWrite) {
dma_deinit(DMA0, DMA_CH5);
currentState.dma_init_struct.direction = DMA_MEMORY_TO_PERIPHERAL;
dma_init(DMA0, DMA_CH5, (dma_parameter_struct*) &currentState.dma_init_struct); dma_init(DMA0, DMA_CH5, (dma_parameter_struct*) &currentState.dma_init_struct);
} else { } else {
dma_deinit(DMA0, DMA_CH6); dma_deinit(DMA0, DMA_CH6);
currentState.dma_init_struct.direction = DMA_PERIPHERAL_TO_MEMORY; currentState.dma_init_struct.direction = DMA_PERIPHERAL_TO_MEMORY;
currentState.dma_init_struct.memory_addr = (uint32_t) p_buffer;
currentState.dma_init_struct.memory_inc = DMA_MEMORY_INCREASE_ENABLE;
currentState.dma_init_struct.memory_width = DMA_MEMORY_WIDTH_8BIT;
currentState.dma_init_struct.number = number_of_byte;
currentState.dma_init_struct.periph_addr = (uint32_t) &I2C_DATA(I2C0);
currentState.dma_init_struct.periph_inc = DMA_PERIPH_INCREASE_DISABLE;
currentState.dma_init_struct.periph_width = DMA_PERIPHERAL_WIDTH_8BIT;
currentState.dma_init_struct.priority = DMA_PRIORITY_ULTRA_HIGH;
dma_init(DMA0, DMA_CH6, (dma_parameter_struct*) &currentState.dma_init_struct); dma_init(DMA0, DMA_CH6, (dma_parameter_struct*) &currentState.dma_init_struct);
} }