alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2025-08-10 04:43:33 +00:00
Code Issues Packages Projects Releases Wiki Activity

feat(driver_spi): spi master support sleep retention(recovery)

Browse Source
This commit is contained in:
wanckl
2024-09-23 20:40:22 +08:00
parent 92d335548f
commit ef7406257a
41 changed files with 698 additions and 408 deletions
Download Patch File Download Diff File Expand all files Collapse all files

76
components/soc/esp32p4/spi_periph.c
View File

@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -13,29 +13,6 @@
const spi_signal_conn_t spi_periph_signal[SOC_SPI_PERIPH_NUM] = {
{
// MSPI on P4 has dedicated iomux pins
.spiclk_out = -1,
.spiclk_in = -1,
.spid_out = -1,
.spiq_out = -1,
.spiwp_out = -1,
.spihd_out = -1,
.spid_in = -1,
.spiq_in = -1,
.spiwp_in = -1,
.spihd_in = -1,
.spics_out = {-1},
.spics_in = -1,
.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 = -1,
.irq_dma = -1,
.module = -1,
.hw = NULL,
.func = -1,
}, {
.spiclk_out = SPI2_CK_PAD_OUT_IDX,
.spiclk_in = SPI2_CK_PAD_IN_IDX,
@@ -65,7 +42,6 @@ const spi_signal_conn_t spi_periph_signal[SOC_SPI_PERIPH_NUM] = {
.spics0_iomux_pin = SPI2_IOMUX_PIN_NUM_CS,
.irq = ETS_SPI2_INTR_SOURCE,
.irq_dma = -1,
.module = PERIPH_GPSPI2_MODULE,
.hw = &GPSPI2,
.func = SPI2_FUNC_NUM,
}, {
@@ -90,8 +66,56 @@ const spi_signal_conn_t spi_periph_signal[SOC_SPI_PERIPH_NUM] = {
.spics0_iomux_pin = -1,
.irq = ETS_SPI3_INTR_SOURCE,
.irq_dma = -1,
.module = PERIPH_GPSPI3_MODULE,
.hw = &GPSPI3,
.func = -1,
}
};
/**
* Backup registers in Light sleep: (total cnt 12)
*
* cmd
* addr
* ctrl
* clock
* user
* user1
* user2
* ms_dlen
* misc
* dma_conf
* dma_int_ena
* slave
*/
#define SPI_RETENTION_REGS_CNT 12
static const uint32_t spi_regs_map[4] = {0x31ff, 0x1000000, 0x0, 0x0};
#define SPI_REG_RETENTION_ENTRIES(num) { \
[0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(REGDMA_GPSPI_LINK(0), \
REG_SPI_BASE(num), REG_SPI_BASE(num), \
SPI_RETENTION_REGS_CNT, 0, 0, \
spi_regs_map[0], spi_regs_map[1], \
spi_regs_map[2], spi_regs_map[3]), \
.owner = ENTRY(0) }, \
/* Additional interrupt setting is required by idf SPI drivers after register recovered */ \
[1] = { .config = REGDMA_LINK_WRITE_INIT(REGDMA_GPSPI_LINK(1), \
SPI_DMA_INT_SET_REG(num), \
SPI_TRANS_DONE_INT_SET | SPI_DMA_SEG_TRANS_DONE_INT_SET , \
UINT32_MAX, 1, 0), \
.owner = ENTRY(0) }, \
}
static const regdma_entries_config_t spi2_regs_retention[] = SPI_REG_RETENTION_ENTRIES(2); // '2' for GPSPI2
static const regdma_entries_config_t spi3_regs_retention[] = SPI_REG_RETENTION_ENTRIES(3);
const spi_reg_retention_info_t spi_reg_retention_info[SOC_SPI_PERIPH_NUM - 1] = { // '-1' to except mspi
{
.module_id = SLEEP_RETENTION_MODULE_GPSPI2,
.entry_array = spi2_regs_retention,
.array_size = ARRAY_SIZE(spi2_regs_retention),
},
{
.module_id = SLEEP_RETENTION_MODULE_GPSPI3,
.entry_array = spi3_regs_retention,
.array_size = ARRAY_SIZE(spi3_regs_retention),
},
};