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spi: multichip support

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move hardcoded numbers, etc. into soc files.
create headers for shared types which needs to be documented.

(MINOR CHANGE)
This commit is contained in:
Michael (XIAO Xufeng)
2019-06-13 14:12:54 +08:00
parent b2ae2601fd
commit 5c9dc44c49
15 changed files with 102 additions and 49 deletions
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5
components/soc/esp32/spi_periph.c
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@@ -14,6 +14,8 @@
#include "soc/spi_periph.h"
#define FUNC_SPI 1 //all pins of SPI1, HSPI and VSPI shares this function number
/*
Bunch of constants for every SPI peripheral: GPIO signals, irqs, hw addr of registers etc
*/
@@ -40,6 +42,7 @@ const spi_signal_conn_t spi_periph_signal[3] = {
.irq = ETS_SPI1_INTR_SOURCE,
.irq_dma = ETS_SPI1_DMA_INTR_SOURCE,
.module = PERIPH_SPI_MODULE,
.func = FUNC_SPI,
.hw = &SPI1
}, {
.spiclk_out = HSPICLK_OUT_IDX,
@@ -63,6 +66,7 @@ const spi_signal_conn_t spi_periph_signal[3] = {
.irq = ETS_SPI2_INTR_SOURCE,
.irq_dma = ETS_SPI2_DMA_INTR_SOURCE,
.module = PERIPH_HSPI_MODULE,
.func = FUNC_SPI,
.hw = &SPI2
}, {
.spiclk_out = VSPICLK_OUT_IDX,
@@ -86,6 +90,7 @@ const spi_signal_conn_t spi_periph_signal[3] = {
.irq = ETS_SPI3_INTR_SOURCE,
.irq_dma = ETS_SPI3_DMA_INTR_SOURCE,
.module = PERIPH_VSPI_MODULE,
.func = FUNC_SPI,
.hw = &SPI3
}
};