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Merge branch 'feat/lp_core_lp_spi_support' into 'master'

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feat(lp-spi): Added support for LP SPI to the LP core

Closes IDF-7538 and IDF-10210

See merge request espressif/esp-idf!31492
This commit is contained in:
Sudeep Mohanty
2024-06-27 14:20:29 +08:00
parent 40089b23df 70a0b4a1bf
commit f8a7af8f84
18 changed files with 1138 additions and 253 deletions
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12
components/soc/esp32p4/include/soc/Kconfig.soc_caps.in
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@@ -243,6 +243,10 @@ config SOC_LP_I2C_SUPPORTED
bool
default y
config SOC_LP_SPI_SUPPORTED
bool
default y
config SOC_SPIRAM_SUPPORTED
bool
default y
@@ -1279,6 +1283,14 @@ config SOC_SPI_MAX_PRE_DIVIDER
int
default 16
config SOC_LP_SPI_PERIPH_NUM
bool
default y
config SOC_LP_SPI_MAXIMUM_BUFFER_SIZE
int
default 64
config SOC_SPI_MEM_SUPPORT_AUTO_WAIT_IDLE
bool
default y

265
components/soc/esp32p4/include/soc/lp_spi_struct.h
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@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -116,7 +116,7 @@ typedef union {
uint32_t reg_clkdiv_pre:4;
uint32_t reserved_22:9;
/** reg_clk_equ_sysclk : R/W; bitpos: [31]; default: 1;
* In the master mode 1: spi_clk is eqaul to system 0: spi_clk is divided from system
* In the master mode 1: spi_clk is equal to system 0: spi_clk is divided from system
* clock. Can be configured in CONF state.
*/
uint32_t reg_clk_equ_sysclk:1;
@@ -813,244 +813,19 @@ typedef union {
} lp_spi_sleep_conf1_reg_t;
/** Group: LP SPI W0 REG */
/** Type of spi_w0 register
* SPI CPU-controlled buffer0
/** Group: LP SPI Wn REG */
/** Type of spi_wn register
* SPI CPU-controlled buffer
*/
typedef union {
struct {
/** reg_buf0 : R/W/SS; bitpos: [31:0]; default: 0;
/** reg_buf : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf0:32;
uint32_t reg_buf:32;
};
uint32_t val;
} lp_spi_w0_reg_t;
/** Group: LP SPI W1 REG */
/** Type of spi_w1 register
* SPI CPU-controlled buffer1
*/
typedef union {
struct {
/** reg_buf1 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf1:32;
};
uint32_t val;
} lp_spi_w1_reg_t;
/** Group: LP SPI W2 REG */
/** Type of spi_w2 register
* SPI CPU-controlled buffer2
*/
typedef union {
struct {
/** reg_buf2 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf2:32;
};
uint32_t val;
} lp_spi_w2_reg_t;
/** Group: LP SPI W3 REG */
/** Type of spi_w3 register
* SPI CPU-controlled buffer3
*/
typedef union {
struct {
/** reg_buf3 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf3:32;
};
uint32_t val;
} lp_spi_w3_reg_t;
/** Group: LP SPI W4 REG */
/** Type of spi_w4 register
* SPI CPU-controlled buffer4
*/
typedef union {
struct {
/** reg_buf4 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf4:32;
};
uint32_t val;
} lp_spi_w4_reg_t;
/** Group: LP SPI W5 REG */
/** Type of spi_w5 register
* SPI CPU-controlled buffer5
*/
typedef union {
struct {
/** reg_buf5 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf5:32;
};
uint32_t val;
} lp_spi_w5_reg_t;
/** Group: LP SPI W6 REG */
/** Type of spi_w6 register
* SPI CPU-controlled buffer6
*/
typedef union {
struct {
/** reg_buf6 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf6:32;
};
uint32_t val;
} lp_spi_w6_reg_t;
/** Group: LP SPI W7 REG */
/** Type of spi_w7 register
* SPI CPU-controlled buffer7
*/
typedef union {
struct {
/** reg_buf7 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf7:32;
};
uint32_t val;
} lp_spi_w7_reg_t;
/** Group: LP SPI W8 REG */
/** Type of spi_w8 register
* SPI CPU-controlled buffer8
*/
typedef union {
struct {
/** reg_buf8 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf8:32;
};
uint32_t val;
} lp_spi_w8_reg_t;
/** Group: LP SPI W9 REG */
/** Type of spi_w9 register
* SPI CPU-controlled buffer9
*/
typedef union {
struct {
/** reg_buf9 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf9:32;
};
uint32_t val;
} lp_spi_w9_reg_t;
/** Group: LP SPI W10 REG */
/** Type of spi_w10 register
* SPI CPU-controlled buffer10
*/
typedef union {
struct {
/** reg_buf10 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf10:32;
};
uint32_t val;
} lp_spi_w10_reg_t;
/** Group: LP SPI W11 REG */
/** Type of spi_w11 register
* SPI CPU-controlled buffer11
*/
typedef union {
struct {
/** reg_buf11 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf11:32;
};
uint32_t val;
} lp_spi_w11_reg_t;
/** Group: LP SPI W12 REG */
/** Type of spi_w12 register
* SPI CPU-controlled buffer12
*/
typedef union {
struct {
/** reg_buf12 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf12:32;
};
uint32_t val;
} lp_spi_w12_reg_t;
/** Group: LP SPI W13 REG */
/** Type of spi_w13 register
* SPI CPU-controlled buffer13
*/
typedef union {
struct {
/** reg_buf13 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf13:32;
};
uint32_t val;
} lp_spi_w13_reg_t;
/** Group: LP SPI W14 REG */
/** Type of spi_w14 register
* SPI CPU-controlled buffer14
*/
typedef union {
struct {
/** reg_buf14 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf14:32;
};
uint32_t val;
} lp_spi_w14_reg_t;
/** Group: LP SPI W15 REG */
/** Type of spi_w15 register
* SPI CPU-controlled buffer15
*/
typedef union {
struct {
/** reg_buf15 : R/W/SS; bitpos: [31:0]; default: 0;
* data buffer
*/
uint32_t reg_buf15:32;
};
uint32_t val;
} lp_spi_w15_reg_t;
} lp_spi_wn_reg_t;
/** Group: LP SPI SLAVE REG */
@@ -1062,7 +837,7 @@ typedef union {
/** reg_clk_mode : R/W; bitpos: [1:0]; default: 0;
* SPI clock mode bits. 0: SPI clock is off when CS inactive 1: SPI clock is delayed
* one cycle after CS inactive 2: SPI clock is delayed two cycles after CS inactive 3:
* SPI clock is alwasy on. Can be configured in CONF state.
* SPI clock is always on. Can be configured in CONF state.
*/
uint32_t reg_clk_mode:2;
/** reg_clk_mode_13 : R/W; bitpos: [2]; default: 0;
@@ -1238,22 +1013,7 @@ typedef struct {
volatile lp_spi_sleep_conf1_reg_t spi_sleep_conf1;
volatile lp_spi_dma_int_set_reg_t spi_dma_int_set;
uint32_t reserved_050[18];
volatile lp_spi_w0_reg_t spi_w0;
volatile lp_spi_w1_reg_t spi_w1;
volatile lp_spi_w2_reg_t spi_w2;
volatile lp_spi_w3_reg_t spi_w3;
volatile lp_spi_w4_reg_t spi_w4;
volatile lp_spi_w5_reg_t spi_w5;
volatile lp_spi_w6_reg_t spi_w6;
volatile lp_spi_w7_reg_t spi_w7;
volatile lp_spi_w8_reg_t spi_w8;
volatile lp_spi_w9_reg_t spi_w9;
volatile lp_spi_w10_reg_t spi_w10;
volatile lp_spi_w11_reg_t spi_w11;
volatile lp_spi_w12_reg_t spi_w12;
volatile lp_spi_w13_reg_t spi_w13;
volatile lp_spi_w14_reg_t spi_w14;
volatile lp_spi_w15_reg_t spi_w15;
volatile lp_spi_wn_reg_t data_buf[16];
uint32_t reserved_0d8[2];
volatile lp_spi_slave_reg_t spi_slave;
volatile lp_spi_slave1_reg_t spi_slave1;
@@ -1263,11 +1023,12 @@ typedef struct {
volatile lp_rnd_eco_cs_reg_t rnd_eco_cs;
volatile lp_rnd_eco_low_reg_t rnd_eco_low;
volatile lp_rnd_eco_high_reg_t rnd_eco_high;
} lp_dev_t;
} lp_spi_dev_t;
extern lp_spi_dev_t LP_SPI;
#ifndef __cplusplus
_Static_assert(sizeof(lp_dev_t) == 0x100, "Invalid size of lp_dev_t structure");
_Static_assert(sizeof(lp_spi_dev_t) == 0x100, "Invalid size of lp_dev_t structure");
#endif
#ifdef __cplusplus

5
components/soc/esp32p4/include/soc/soc_caps.h
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@@ -78,6 +78,7 @@
#define SOC_LP_GPIO_MATRIX_SUPPORTED 1
#define SOC_LP_PERIPHERALS_SUPPORTED 1
#define SOC_LP_I2C_SUPPORTED 1
#define SOC_LP_SPI_SUPPORTED 1
#define SOC_SPIRAM_SUPPORTED 1
#define SOC_PSRAM_DMA_CAPABLE 1
// #define SOC_ULP_SUPPORTED 1 //TODO: IDF-7534
@@ -504,6 +505,10 @@
#define SOC_MEMSPI_IS_INDEPENDENT 1
#define SOC_SPI_MAX_PRE_DIVIDER 16
/*-------------------------- LP SPI CAPS ----------------------------------------*/
#define SOC_LP_SPI_PERIPH_NUM 1
#define SOC_LP_SPI_MAXIMUM_BUFFER_SIZE 64
/*-------------------------- SPI MEM CAPS ---------------------------------------*/
#define SOC_SPI_MEM_SUPPORT_AUTO_WAIT_IDLE (1)
#define SOC_SPI_MEM_SUPPORT_AUTO_SUSPEND (1)