soc: wch: Introduce Qingke V4B
Introduces the Soc for ch32v203 Signed-off-by: Camille BAUD <mail@massdriver.space>
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10
soc/wch/ch32v/qingke_v4b/CMakeLists.txt
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soc/wch/ch32v/qingke_v4b/CMakeLists.txt
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# Copyright (c) 2024 Michael Hope
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# Copyright (c) 2024 Jianxiong Gu
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# SPDX-License-Identifier: Apache-2.0
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zephyr_sources(
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soc_irq.S
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vector.S
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)
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zephyr_include_directories(.)
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10
soc/wch/ch32v/qingke_v4b/Kconfig
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soc/wch/ch32v/qingke_v4b/Kconfig
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# Copyright (c) 2025 MASSDRIVER EI (massdriver.space)
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# SPDX-License-Identifier: Apache-2.0
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config SOC_SERIES_QINGKE_V4B
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select RISCV_ISA_RV32I
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select RISCV_ISA_EXT_M
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select RISCV_ISA_EXT_A
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select RISCV_ISA_EXT_C
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select RISCV_ISA_EXT_ZICSR
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select RISCV_ISA_EXT_ZIFENCEI
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soc/wch/ch32v/qingke_v4b/Kconfig.defconfig
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soc/wch/ch32v/qingke_v4b/Kconfig.defconfig
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# Copyright (c) 2025 MASSDRIVER EI (massdriver.space)
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# SPDX-License-Identifier: Apache-2.0
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if SOC_SERIES_QINGKE_V4B
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config SYS_CLOCK_HW_CYCLES_PER_SEC
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default $(dt_node_int_prop_int,/cpus/cpu@0,clock-frequency)
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config CLOCK_CONTROL
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default y
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rsource "Kconfig.defconfig.*"
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endif # SOC_SERIES_QINGKE_V4B
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soc/wch/ch32v/qingke_v4b/Kconfig.defconfig.ch32v203
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soc/wch/ch32v/qingke_v4b/Kconfig.defconfig.ch32v203
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# Copyright (c) 2025 MASSDRIVER EI (massdriver.space)
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# SPDX-License-Identifier: Apache-2.0
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if SOC_CH32V203
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config VECTOR_TABLE_SIZE
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default 103
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config NUM_IRQS
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default 128
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endif # SOC_CH32V203
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soc/wch/ch32v/qingke_v4b/Kconfig.soc
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soc/wch/ch32v/qingke_v4b/Kconfig.soc
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# Copyright (c) 2025 MASSDRIVER EI (massdriver.space)
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# SPDX-License-Identifier: Apache-2.0
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config SOC_SERIES_QINGKE_V4B
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bool
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select SOC_FAMILY_CH32V
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config SOC_SERIES
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default "qingke_v4b" if SOC_SERIES_QINGKE_V4B
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rsource "Kconfig.soc.*"
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soc/wch/ch32v/qingke_v4b/Kconfig.soc.ch32v203
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soc/wch/ch32v/qingke_v4b/Kconfig.soc.ch32v203
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# Copyright (c) 2025 MASSDRIVER EI (massdriver.space)
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# SPDX-License-Identifier: Apache-2.0
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config SOC_CH32V203
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bool
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select SOC_SERIES_QINGKE_V4B
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config SOC
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default "ch32v203" if SOC_CH32V203
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soc/wch/ch32v/qingke_v4b/pinctrl_soc.h
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soc/wch/ch32v/qingke_v4b/pinctrl_soc.h
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/*
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* Copyright (c) 2024 Michael Hope
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef __PINCTRL_SOC_H__
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#define __PINCTRL_SOC_H__
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/**
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* @brief Type to hold a pin's pinctrl configuration.
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*/
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struct ch32v203_pinctrl_soc_pin {
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uint32_t config: 22;
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bool bias_pull_up: 1;
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bool bias_pull_down: 1;
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bool drive_open_drain: 1;
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bool drive_push_pull: 1;
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bool output_high: 1;
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bool output_low: 1;
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uint8_t slew_rate: 2;
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};
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typedef struct ch32v203_pinctrl_soc_pin pinctrl_soc_pin_t;
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#define Z_PINCTRL_STATE_PIN_INIT(node_id, prop, idx) \
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{ \
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.config = DT_PROP_BY_IDX(node_id, prop, idx), \
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.bias_pull_up = DT_PROP(node_id, bias_pull_up), \
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.bias_pull_down = DT_PROP(node_id, bias_pull_down), \
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.drive_open_drain = DT_PROP(node_id, drive_open_drain), \
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.drive_push_pull = DT_PROP(node_id, drive_push_pull), \
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.output_high = DT_PROP(node_id, output_high), \
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.output_low = DT_PROP(node_id, output_low), \
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.slew_rate = DT_ENUM_IDX(node_id, slew_rate), \
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},
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#define Z_PINCTRL_STATE_PINS_INIT(node_id, prop) \
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{DT_FOREACH_CHILD_VARGS(DT_PHANDLE(node_id, prop), DT_FOREACH_PROP_ELEM, pinmux, \
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Z_PINCTRL_STATE_PIN_INIT)}
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#endif
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soc/wch/ch32v/qingke_v4b/soc_irq.S
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soc/wch/ch32v/qingke_v4b/soc_irq.S
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/* Copyright (c) 2024 Michael Hope
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <offsets.h>
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#include <zephyr/toolchain.h>
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/* Exports */
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GTEXT(__soc_is_irq)
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GTEXT(__soc_handle_irq)
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SECTION_FUNC(exception.other, __soc_is_irq)
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csrr a0, mcause
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srli a0, a0, 31
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ret
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SECTION_FUNC(exception.other, __soc_handle_irq)
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ret
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soc/wch/ch32v/qingke_v4b/vector.S
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soc/wch/ch32v/qingke_v4b/vector.S
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/*
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* Copyright (c) 2024 Michael Hope
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/toolchain.h>
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#ifndef CONFIG_VECTOR_TABLE_SIZE
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#error "VECTOR_TABLE_SIZE must be defined"
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#endif
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/* Exports */
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GTEXT(__start)
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/* Imports */
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GTEXT(__initialize)
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SECTION_FUNC(vectors, ivt)
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.option norvc
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/* Jump to 0x08000008, into the main flash zone where j __start is */
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lui x5, 0x8000
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jr 0x8(x5)
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j __start
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.rept CONFIG_VECTOR_TABLE_SIZE
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.word _isr_wrapper
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.endr
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SECTION_FUNC(vectors, __start)
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li a0, 0xf
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csrw mtvec, a0
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j __initialize
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@ -13,3 +13,6 @@ family:
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- name: qingke-v4c
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socs:
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- name: ch32v208
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- name: qingke-v4b
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socs:
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- name: ch32v203
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