Files
esp-idf/components/esp_hal_gpspi/esp32s31/spi_periph.c
T
morris 13b23bcdb3 refactor(spi): move sleep retention config into driver layer
Move per-target GPSPI regdma retention descriptors out of esp_hal_gpspi
and
into esp_driver_spi so the driver owns its backup scope and restore
sequence.
2026-07-09 11:53:44 +08:00

73 lines
2.6 KiB
C

/*
* SPDX-FileCopyrightText: 2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stddef.h>
#include "soc/spi_periph.h"
/*
Bunch of constants for every SPI peripheral: GPIO signals, irqs, hw addr of registers etc
*/
const spi_signal_conn_t spi_periph_signal[SOC_SPI_PERIPH_NUM] = {
{
// MSPI on S31 has dedicated iomux pins
}, {
.spiclk_out = SPI2_CK_PAD_OUT_IDX,
.spiclk_in = SPI2_CK_PAD_IN_IDX,
.spid_out = SPI2_D_PAD_OUT_IDX,
.spiq_out = SPI2_Q_PAD_OUT_IDX,
.spiwp_out = SPI2_WP_PAD_OUT_IDX,
.spihd_out = SPI2_HOLD_PAD_OUT_IDX,
.spid4_out = SPI2_IO4_PAD_OUT_IDX,
.spid5_out = SPI2_IO5_PAD_OUT_IDX,
.spid6_out = SPI2_IO6_PAD_OUT_IDX,
.spid7_out = SPI2_IO7_PAD_OUT_IDX,
.spid_in = SPI2_D_PAD_IN_IDX,
.spiq_in = SPI2_Q_PAD_IN_IDX,
.spiwp_in = SPI2_WP_PAD_IN_IDX,
.spihd_in = SPI2_HOLD_PAD_IN_IDX,
.spid4_in = SPI2_IO4_PAD_IN_IDX,
.spid5_in = SPI2_IO5_PAD_IN_IDX,
.spid6_in = SPI2_IO6_PAD_IN_IDX,
.spid7_in = SPI2_IO7_PAD_IN_IDX,
.spics_out = {SPI2_CS_PAD_OUT_IDX, SPI2_CS1_PAD_OUT_IDX, SPI2_CS2_PAD_OUT_IDX, SPI2_CS3_PAD_OUT_IDX, SPI2_CS4_PAD_OUT_IDX, SPI2_CS5_PAD_OUT_IDX},
.spics_in = SPI2_CS_PAD_IN_IDX,
.spiclk_iomux_pin = SPI2_IOMUX_PIN_NUM_CLK,
.spid_iomux_pin = SPI2_IOMUX_PIN_NUM_MOSI,
.spiq_iomux_pin = SPI2_IOMUX_PIN_NUM_MISO,
.spiwp_iomux_pin = SPI2_IOMUX_PIN_NUM_WP,
.spihd_iomux_pin = SPI2_IOMUX_PIN_NUM_HD,
.spics0_iomux_pin = SPI2_IOMUX_PIN_NUM_CS,
.irq = ETS_SPI2_INTR_SOURCE,
.irq_dma = -1,
.hw = &GPSPI2,
.func = SPI2_FUNC_NUM_QUAD,
}, {
.spiclk_out = SPI3_CK_PAD_OUT_IDX,
.spiclk_in = SPI3_CK_PAD_IN_IDX,
.spid_out = SPI3_D_PAD_OUT_IDX,
.spiq_out = SPI3_QO_PAD_OUT_IDX,
.spiwp_out = SPI3_WP_PAD_OUT_IDX,
.spihd_out = SPI3_HOLD_PAD_OUT_IDX,
.spid_in = SPI3_D_PAD_IN_IDX,
.spiq_in = SPI3_Q_PAD_IN_IDX,
.spiwp_in = SPI3_WP_PAD_IN_IDX,
.spihd_in = SPI3_HOLD_PAD_IN_IDX,
.spics_out = {SPI3_CS_PAD_OUT_IDX, SPI3_CS1_PAD_OUT_IDX, SPI3_CS2_PAD_OUT_IDX},
.spics_in = SPI3_CS_PAD_IN_IDX,
//SPI3 doesn't have iomux pins
.spiclk_iomux_pin = -1,
.spid_iomux_pin = -1,
.spiq_iomux_pin = -1,
.spiwp_iomux_pin = -1,
.spihd_iomux_pin = -1,
.spics0_iomux_pin = -1,
.irq = ETS_SPI3_INTR_SOURCE,
.irq_dma = -1,
.hw = &GPSPI3,
.func = -1,
}
};