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soc: espressif: esp32c6: Add LP Core

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Add ULP Coprocessor support for ESP32C6.

Signed-off-by: Lucas Tamborrino <lucas.tamborrino@espressif.com>
This commit is contained in:
Lucas Tamborrino 2025-01-20 16:49:06 -03:00 • committed by Benjamin Cabé
commit 0b9e4e013a
14 changed files with 642 additions and 66 deletions
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soc/espressif/esp32c6/start_lpcore.S Normal file
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/*
* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
.section .text.vectors
.global reset_vector
/* The reset vector, jumps to startup code */
reset_vector:
/* _vector_table: Only 256-byte aligned addresses are allowed */
la t0, _vector_table
csrw mtvec, t0
j __start
__start:
/* setup the stack pointer */
la sp, __stack_top
call lp_core_startup
loop:
j loop