aboutsummaryrefslogtreecommitdiffstats
path: root/testhal/ATSAMA5D2/FLEX-SPI/main.c
diff options
context:
space:
mode:
Diffstat (limited to 'testhal/ATSAMA5D2/FLEX-SPI/main.c')
-rw-r--r--testhal/ATSAMA5D2/FLEX-SPI/main.c121
1 files changed, 0 insertions, 121 deletions
diff --git a/testhal/ATSAMA5D2/FLEX-SPI/main.c b/testhal/ATSAMA5D2/FLEX-SPI/main.c
deleted file mode 100644
index 8d28c64c1..000000000
--- a/testhal/ATSAMA5D2/FLEX-SPI/main.c
+++ /dev/null
@@ -1,121 +0,0 @@
-/*
- ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
-
- Licensed 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.
-*/
-
-#include "ch.h"
-#include "hal.h"
-
-#define BUFFER_SIZE 512
-
-static uint8_t txbuf[BUFFER_SIZE];
-static uint8_t rxbuf[BUFFER_SIZE];
-
-/*
- * SPI high speed configuration (peripheral clock / 3 = 27,6 Mhz, CPHA=0, CPOL=0, MSb first).
- */
-static const SPIConfig hs_spicfg = {
- NULL, /* callback if present */
- 0, /* cs pad number */
- SPI_MR_MODFDIS | SPI_MR_LLB, /* mr register */
- SPI_CSR_SCBR(3) /* csr */
-};
-
-/*
- * SPI low speed configuration (peripheral clock / 166 = 500KHz, CPHA=0, CPOL=0, MSb first).
- */
-static const SPIConfig ls_spicfg = {
- NULL, /* callback if present */
- 0, /* cs pad number */
- SPI_MR_MODFDIS | SPI_MR_LLB, /* mr register */
- SPI_CSR_SCBR(166) /* csr */
-};
-
-/*
- * SPI bus contender 1.
- */
-static THD_WORKING_AREA(spi_thread_1_wa, 1024);
-static THD_FUNCTION(spi_thread_1, p) {
-
- (void)p;
-
- chRegSetThreadName("SPI thread 1");
- while (true) {
- spiAcquireBus(&FSPID2); /* Acquire ownership of the bus. */
- palClearLine(LINE_LED_RED); /* LED ON. */
- spiStart(&FSPID2, &hs_spicfg); /* Setup transfer parameters. */
- spiExchange(&FSPID2, BUFFER_SIZE,
- txbuf, rxbuf); /* Atomic transfer operations. */
- cacheInvalidateRegion(&rxbuf, sizeof(rxbuf));
- spiReleaseBus(&FSPID2); /* Ownership release. */
- }
-}
-
-/*
- * SPI bus contender 2.
- */
-static THD_WORKING_AREA(spi_thread_2_wa, 1024);
-static THD_FUNCTION(spi_thread_2, p) {
-
- (void)p;
-
- chRegSetThreadName("SPI thread 2");
- while (true) {
- spiAcquireBus(&FSPID2); /* Acquire ownership of the bus. */
- palSetLine(LINE_LED_RED); /* LED OFF. */
- spiStart(&FSPID2, &ls_spicfg); /* Setup transfer parameters. */
- spiExchange(&FSPID2, BUFFER_SIZE,
- txbuf, rxbuf); /* Atomic transfer operations. */
- cacheInvalidateRegion(&rxbuf, sizeof(rxbuf));
- spiReleaseBus(&FSPID2); /* Ownership release. */
- }
-}
-
-/*
- * Application entry point.
- */
-int main(void) {
- unsigned i;
-
- /*
- * System initializations.
- * - HAL initialization, this also initializes the configured device drivers
- * and performs the board-specific initializations.
- * - Kernel initialization, the main() function becomes a thread and the
- * RTOS is active.
- */
- halInit();
- chSysInit();
-
- /* Redirecting FLEXCOM 2 SPI pins. */
- palSetGroupMode(PIOD, PAL_PORT_BIT(26) | PAL_PORT_BIT(27) |
- PAL_PORT_BIT(28) | PAL_PORT_BIT(29) , 0U,
- PAL_SAMA_FUNC_PERIPH_C | PAL_MODE_SECURE);
-
- /*
- * Prepare transmit pattern.
- */
- for (i = 0; i < sizeof(txbuf); i++)
- txbuf[i] = (uint8_t)i;
-
- chThdCreateStatic(spi_thread_1_wa, sizeof(spi_thread_1_wa),
- NORMALPRIO + 1, spi_thread_1, NULL);
- chThdCreateStatic(spi_thread_2_wa, sizeof(spi_thread_2_wa),
- NORMALPRIO + 1, spi_thread_2, NULL);
-
- while (true) {
- chThdSleepMilliseconds(500);
- }
- return 0;
-}