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Code Issues Releases Wiki Activity

St7789v and SPI data rate (#5472)

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This commit is contained in:
Clyde Stubbs
2023-10-05 07:18:33 +11:00
committed by GitHub
parent 4e8cba49f1
commit b6d5cb4142
7 changed files with 34 additions and 14 deletions
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27
esphome/components/spi/__init__.py
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@@ -25,6 +25,7 @@ from esphome.const import (
KEY_CORE,
KEY_TARGET_PLATFORM,
KEY_VARIANT,
CONF_DATA_RATE,
)
from esphome.core import coroutine_with_priority, CORE
@@ -33,6 +34,7 @@ spi_ns = cg.esphome_ns.namespace("spi")
SPIComponent = spi_ns.class_("SPIComponent", cg.Component)
SPIDevice = spi_ns.class_("SPIDevice")
SPIDataRate = spi_ns.enum("SPIDataRate")
SPIMode = spi_ns.enum("SPIMode")
SPI_DATA_RATE_OPTIONS = {
80e6: SPIDataRate.DATA_RATE_80MHZ,
@@ -50,6 +52,18 @@ SPI_DATA_RATE_OPTIONS = {
}
SPI_DATA_RATE_SCHEMA = cv.All(cv.frequency, cv.enum(SPI_DATA_RATE_OPTIONS))
SPI_MODE_OPTIONS = {
"MODE0": SPIMode.MODE0,
"MODE1": SPIMode.MODE1,
"MODE2": SPIMode.MODE2,
"MODE3": SPIMode.MODE3,
0: SPIMode.MODE0,
1: SPIMode.MODE1,
2: SPIMode.MODE2,
3: SPIMode.MODE3,
}
CONF_SPI_MODE = "spi_mode"
CONF_FORCE_SW = "force_sw"
CONF_INTERFACE = "interface"
CONF_INTERFACE_INDEX = "interface_index"
@@ -286,13 +300,20 @@ async def to_code(configs):
cg.add_library("SPI", None)
def spi_device_schema(cs_pin_required=True):
def spi_device_schema(
cs_pin_required=True, default_data_rate=cv.UNDEFINED, default_mode=cv.UNDEFINED
):
"""Create a schema for an SPI device.
:param cs_pin_required: If true, make the CS_PIN required in the config.
:param default_data_rate: Optional data_rate to use as default
:return: The SPI device schema, `extend` this in your config schema.
"""
schema = {
cv.GenerateID(CONF_SPI_ID): cv.use_id(SPIComponent),
cv.Optional(CONF_DATA_RATE, default=default_data_rate): SPI_DATA_RATE_SCHEMA,
cv.Optional(CONF_SPI_MODE, default=default_mode): cv.enum(
SPI_MODE_OPTIONS, upper=True
),
}
if cs_pin_required:
schema[cv.Required(CONF_CS_PIN)] = pins.gpio_output_pin_schema
@@ -307,6 +328,10 @@ async def register_spi_device(var, config):
if CONF_CS_PIN in config:
pin = await cg.gpio_pin_expression(config[CONF_CS_PIN])
cg.add(var.set_cs_pin(pin))
if CONF_DATA_RATE in config:
cg.add(var.set_data_rate(config[CONF_DATA_RATE]))
if CONF_SPI_MODE in config:
cg.add(var.set_mode(config[CONF_SPI_MODE]))
def final_validate_device_schema(name: str, *, require_mosi: bool, require_miso: bool):