Merge branch 'bugfix/c5_mpi_ecc_power_mode' into 'master'

fix(hal): correct mpi/ecc peripheral power up sequence for ESP32-C5

See merge request espressif/esp-idf!31621
This commit is contained in:
Mahavir Jain
2024-06-24 13:47:07 +08:00
12 changed files with 69 additions and 2 deletions

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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2020-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -11,6 +11,7 @@
#include "hal/ecc_types.h"
#include "soc/ecc_mult_reg.h"
#include "soc/pcr_struct.h"
#include "soc/pcr_reg.h"
#ifdef __cplusplus
extern "C" {
@@ -41,6 +42,18 @@ static inline void ecc_ll_reset_register(void)
PCR.ecc_conf.ecc_rst_en = 0;
}
static inline void ecc_ll_power_up(void)
{
REG_CLR_BIT(PCR_ECC_PD_CTRL_REG, PCR_ECC_MEM_PD);
REG_CLR_BIT(PCR_ECC_PD_CTRL_REG, PCR_ECC_MEM_FORCE_PD);
}
static inline void ecc_ll_power_down(void)
{
REG_CLR_BIT(PCR_ECC_PD_CTRL_REG, PCR_ECC_MEM_FORCE_PU);
REG_SET_BIT(PCR_ECC_PD_CTRL_REG, PCR_ECC_MEM_PD);
}
static inline void ecc_ll_enable_interrupt(void)
{
REG_SET_FIELD(ECC_MULT_INT_ENA_REG, ECC_MULT_CALC_DONE_INT_ENA, 1);

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@@ -49,11 +49,15 @@ static inline size_t mpi_ll_calculate_hardware_words(size_t words)
static inline void mpi_ll_clear_power_control_bit(void)
{
/* Power up the MPI peripheral */
REG_CLR_BIT(PCR_RSA_PD_CTRL_REG, PCR_RSA_MEM_PD);
REG_CLR_BIT(PCR_RSA_PD_CTRL_REG, PCR_RSA_MEM_FORCE_PD);
}
static inline void mpi_ll_set_power_control_bit(void)
{
/* Power down the MPI peripheral */
REG_CLR_BIT(PCR_RSA_PD_CTRL_REG, PCR_RSA_MEM_FORCE_PU);
REG_SET_BIT(PCR_RSA_PD_CTRL_REG, PCR_RSA_MEM_PD);
}