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-rw-r--r--bsps/arm/imxrt/start/bspstarthooks.c38
1 files changed, 25 insertions, 13 deletions
diff --git a/bsps/arm/imxrt/start/bspstarthooks.c b/bsps/arm/imxrt/start/bspstarthooks.c
index b8149691e7..c10d0dbcfe 100644
--- a/bsps/arm/imxrt/start/bspstarthooks.c
+++ b/bsps/arm/imxrt/start/bspstarthooks.c
@@ -1,15 +1,28 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
/*
- * Copyright (c) 2013, 2018 embedded brains GmbH. All rights reserved.
+ * Copyright (c) 2013-2023 embedded brains GmbH & Co. KG
*
- * embedded brains GmbH
- * Dornierstr. 4
- * 82178 Puchheim
- * Germany
- * <info@embedded-brains.de>
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
*
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
*/
#include <rtems/score/armv7m.h>
@@ -18,13 +31,10 @@
#include <imxrt/mpu-config.h>
#include <chip.h>
-#include <fsl_pin_mux.h>
#include <fsl_clock_config.h>
BSP_START_TEXT_SECTION void bsp_start_hook_0(void)
{
- /* FIXME: Initializing SDRAM is currently done by DCD. It would be more user
- * friendly if that would be done here with a readable structure. */
if ((SCB->CCR & SCB_CCR_IC_Msk) == 0) {
SCB_EnableICache();
}
@@ -33,7 +43,7 @@ BSP_START_TEXT_SECTION void bsp_start_hook_0(void)
SCB_EnableDCache();
}
- _ARMV7M_MPU_Setup(imxrt_config_mpu_region, imxrt_config_mpu_region_count);
+ _ARMV7M_MPU_Setup(ARMV7M_MPU_CTRL_DEFAULT, imxrt_config_mpu_region, imxrt_config_mpu_region_count);
}
BSP_START_TEXT_SECTION void bsp_start_hook_1(void)
@@ -46,9 +56,11 @@ BSP_START_TEXT_SECTION void bsp_start_hook_1(void)
BOARD_BootClockRUN();
BOARD_InitDEBUG_UARTPins();
+#if IMXRT_IS_MIMXRT10xx
/* Reduce frequency for I2C */
CLOCK_SetDiv(kCLOCK_Lpi2cDiv, 5);
/* Enable EDMA clock. We initialize the EDMA so we need the clock. */
CLOCK_EnableClock(kCLOCK_Dma);
+#endif
}