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drivers: spi: esp32c2: esp8684: Add support

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Addded support to SPI2 module for ESP32C2 and ESP8684 devices

Signed-off-by: Raffael Rostagno <raffael.rostagno@espressif.com>
This commit is contained in:
Raffael Rostagno 2024-08-02 22:35:17 -03:00 • committed by Carles Cufí
commit 2ea9483009
4 changed files with 483 additions and 342 deletions
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2
tests/drivers/spi/spi_loopback/socs/esp32c2.conf Normal file
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CONFIG_SPI_ESP32_INTERRUPT=y
CONFIG_HEAP_MEM_POOL_SIZE=32768

44
tests/drivers/spi/spi_loopback/socs/esp32c2.overlay Normal file
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/*
* Copyright (c) 2024 Espressif Systems (Shanghai) Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*/
&pinctrl {
spim2_loopback: spim2_loopback {
group1 {
pinmux = <SPIM2_MISO_GPIO2>;
output-enable; /* Enable internal loopback */
};
group2 {
pinmux = <SPIM2_MOSI_GPIO2>;
input-enable; /* Enable internal loopback */
};
group3 {
pinmux = <SPIM2_SCLK_GPIO6>,
<SPIM2_CSEL_GPIO10>;
};
};
};
&spi2 {
slow@0 {
compatible = "test-spi-loopback-slow";
reg = <0>;
spi-max-frequency = <500000>;
};
fast@0 {
compatible = "test-spi-loopback-fast";
reg = <0>;
spi-max-frequency = <16000000>;
};
};
&spi2 {
#address-cells = <1>;
#size-cells = <0>;
dma-enabled;
pinctrl-0 = <&spim2_loopback>;
pinctrl-names = "default";
status = "okay";
};