diff --git a/boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_board_spi.c b/boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_board_spi.c new file mode 100644 index 0000000000000..864ac61ec6628 --- /dev/null +++ b/boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_board_spi.c @@ -0,0 +1,126 @@ +/**************************************************************************** + * boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_board_spi.c + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include +#include + +#include + +#include "esp32s3_gpio.h" +#include "esp32s3-eye.h" + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: esp32s3_spi2_status + ****************************************************************************/ + +#ifdef CONFIG_ESP32S3_SPI2 + +uint8_t esp32s3_spi2_status(struct spi_dev_s *dev, uint32_t devid) +{ + uint8_t status = 0; + + return status; +} + +#endif + +/**************************************************************************** + * Name: esp32s3_spi2_cmddata + ****************************************************************************/ + +#if defined(CONFIG_ESP32S3_SPI2) && defined(CONFIG_SPI_CMDDATA) + +int esp32s3_spi2_cmddata(struct spi_dev_s *dev, uint32_t devid, bool cmd) +{ + if (devid == SPIDEV_DISPLAY(0)) + { + /* This is the Data/Command control pad which determines whether the + * data bits are data or a command. + */ + + esp32s3_gpiowrite(DISPLAY_DC, !cmd); + + return OK; + } + + spiinfo("devid: %" PRIu32 " CMD: %s\n", devid, cmd ? "command" : + "data"); + + return -ENODEV; +} + +#endif + +/**************************************************************************** + * Name: esp32s3_spi3_status + ****************************************************************************/ + +#ifdef CONFIG_ESP32S3_SPI3 + +uint8_t esp32s3_spi3_status(struct spi_dev_s *dev, uint32_t devid) +{ + uint8_t status = 0; + + return status; +} + +#endif + +/**************************************************************************** + * Name: esp32s3_spi3_cmddata + ****************************************************************************/ + +#if defined(CONFIG_ESP32S3_SPI3) && defined(CONFIG_SPI_CMDDATA) + +int esp32s3_spi3_cmddata(struct spi_dev_s *dev, uint32_t devid, bool cmd) +{ + if (devid == SPIDEV_DISPLAY(0)) + { + /* This is the Data/Command control pad which determines whether the + * data bits are data or a command. + */ + + esp32s3_gpiowrite(CONFIG_ESP32S3_SPI3_MISOPIN, !cmd); + + return OK; + } + + spiinfo("devid: %" PRIu32 " CMD: %s\n", devid, cmd ? "command" : + "data"); + + return -ENODEV; +} + +#endif diff --git a/boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_bringup.c b/boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_bringup.c index 06ab9b344a5a0..dae7a88a9a910 100644 --- a/boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_bringup.c +++ b/boards/xtensa/esp32s3/esp32s3-eye/src/esp32s3_bringup.c @@ -58,6 +58,10 @@ # include #endif +#ifdef CONFIG_ESP32S3_SPI +# include "esp32s3_spi.h" +#endif + #include "esp32s3-eye.h" /****************************************************************************