1 files changed, 170 insertions, 0 deletions

diff --git a/lib/chibios-contrib/ext/mcux-sdk/devices/MIMXRT1021/drivers/fsl_romapi.c b/lib/chibios-contrib/ext/mcux-sdk/devices/MIMXRT1021/drivers/fsl_romapi.c
new file mode 100644
index 000000000..b8997d205
--- /dev/null
+++ b/lib/chibios-contrib/ext/mcux-sdk/devices/MIMXRT1021/drivers/fsl_romapi.c
@@ -0,0 +1,170 @@
+/*
+ * Copyright 2017-2020 NXP
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include "fsl_romapi.h"
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+
+/* Component ID definition, used by tools. */
+#ifndef FSL_COMPONENT_ID
+#define FSL_COMPONENT_ID "driver.romapi"
+#endif
+
+/*******************************************************************************
+ * Prototypes
+ ******************************************************************************/
+
+/*!
+ * @brief Interface for the ROM FLEXSPI NOR flash driver.
+ */
+typedef struct
+{
+    uint32_t version;
+    status_t (*init)(uint32_t instance, flexspi_nor_config_t *config);
+    status_t (*program)(uint32_t instance, flexspi_nor_config_t *config, uint32_t dst_addr, const uint32_t *src);
+    uint32_t reserved0;
+    status_t (*erase)(uint32_t instance, flexspi_nor_config_t *config, uint32_t start, uint32_t lengthInBytes);
+    uint32_t reserved1;
+    void (*clear_cache)(uint32_t instance);
+    status_t (*xfer)(uint32_t instance, flexspi_xfer_t *xfer);
+    status_t (*update_lut)(uint32_t instance, uint32_t seqIndex, const uint32_t *lutBase, uint32_t seqNumber);
+    uint32_t reserved2;
+} flexspi_nor_driver_interface_t;
+
+/*!
+ * @brief Root of the bootloader api tree.
+ *
+ * An instance of this struct resides in read-only memory in the bootloader. It
+ * provides a user application access to APIs exported by the bootloader.
+ *
+ * @note The order of existing fields must not be changed.
+ */
+typedef struct
+{
+    void (*runBootloader)(void *arg); /*!< Function to start the bootloader executing */
+    const uint32_t version;           /*!< Bootloader version number */
+    const uint8_t *copyright;         /*!< Bootloader Copyright */
+    const uint32_t reserved0;
+    flexspi_nor_driver_interface_t *flexSpiNorDriver; /*!< FLEXSPI NOR flash api */
+} bootloader_api_entry_t;
+
+/*******************************************************************************
+ * Variables
+ ******************************************************************************/
+
+#define g_bootloaderTree ((bootloader_api_entry_t *)*(uint32_t *)0x0020001cU)
+
+#define api_flexspi_nor_erase_sector \
+    ((status_t(*)(uint32_t instance, flexspi_nor_config_t * config, uint32_t address))0x0021055dU)
+#define api_flexspi_nor_erase_block \
+    ((status_t(*)(uint32_t instance, flexspi_nor_config_t * config, uint32_t address))0x002104a9U)
+/*******************************************************************************
+ * Codes
+ ******************************************************************************/
+
+/*******************************************************************************
+ * ROM FLEXSPI NOR driver
+ ******************************************************************************/
+#if defined(FSL_FEATURE_BOOT_ROM_HAS_ROMAPI) && FSL_FEATURE_BOOT_ROM_HAS_ROMAPI
+
+/*!
+ * @brief Initialize Serial NOR devices via FLEXSPI.
+ *
+ * @param instance storge the instance of FLEXSPI.
+ * @param config A pointer to the storage for the driver runtime state.
+ */
+status_t ROM_FLEXSPI_NorFlash_Init(uint32_t instance, flexspi_nor_config_t *config)
+{
+    return g_bootloaderTree->flexSpiNorDriver->init(instance, config);
+}
+
+/*!
+ * @brief Program data to Serial NOR via FLEXSPI.
+ *
+ * @param instance storge the instance of FLEXSPI.
+ * @param config  A pointer to the storage for the driver runtime state.
+ * @param dstAddr A pointer to the desired flash memory to be programmed.
+ * @param src A pointer to the source buffer of data that is to be programmed
+ *            into the NOR flash.
+ */
+status_t ROM_FLEXSPI_NorFlash_ProgramPage(uint32_t instance,
+                                          flexspi_nor_config_t *config,
+                                          uint32_t dstAddr,
+                                          const uint32_t *src)
+{
+    return g_bootloaderTree->flexSpiNorDriver->program(instance, config, dstAddr, src);
+}
+
+/*!
+ * @brief Erase Flash Region specified by address and length.
+ *
+ * @param instance storge the index of FLEXSPI.
+ * @param config A pointer to the storage for the driver runtime state.
+ * @param start The start address of the desired NOR flash memory to be erased.
+ * @param length The length, given in bytes to be erased.
+ */
+status_t ROM_FLEXSPI_NorFlash_Erase(uint32_t instance, flexspi_nor_config_t *config, uint32_t start, uint32_t length)
+{
+    return g_bootloaderTree->flexSpiNorDriver->erase(instance, config, start, length);
+}
+
+#if defined(FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_ERASE_SECTOR) && FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_ERASE_SECTOR
+/*!
+ * @brief Erase one sector specified by address.
+ *
+ * @param instance storge the index of FLEXSPI.
+ * @param config A pointer to the storage for the driver runtime state.
+ * @param start The start address of the desired NOR flash memory to be erased.
+ */
+status_t ROM_FLEXSPI_NorFlash_EraseSector(uint32_t instance, flexspi_nor_config_t *config, uint32_t start)
+{
+    return api_flexspi_nor_erase_sector(instance, config, start);
+}
+#endif /* FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_ERASE_SECTOR */
+
+#if defined(FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_ERASE_BLOCK) && FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_ERASE_BLOCK
+/*!
+ * @brief Erase one block specified by address.
+ *
+ * @param instance storge the index of FLEXSPI.
+ * @param config A pointer to the storage for the driver runtime state.
+ * @param start The start address of the desired NOR flash memory to be erased.
+ */
+status_t ROM_FLEXSPI_NorFlash_EraseBlock(uint32_t instance, flexspi_nor_config_t *config, uint32_t start)
+{
+    return api_flexspi_nor_erase_block(instance, config, start);
+}
+#endif /* FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_ERASE_BLOCK */
+
+#if defined(FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_CMD_XFER) && FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_CMD_XFER
+/*! @brief FLEXSPI command */
+status_t ROM_FLEXSPI_NorFlash_CommandXfer(uint32_t instance, flexspi_xfer_t *xfer)
+{
+    return g_bootloaderTree->flexSpiNorDriver->xfer(instance, xfer);
+}
+#endif /* FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_CMD_XFER */
+
+#if defined(FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_UPDATE_LUT) && FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_UPDATE_LUT
+/*! @brief Configure FLEXSPI Lookup table. */
+status_t ROM_FLEXSPI_NorFlash_UpdateLut(uint32_t instance,
+                                        uint32_t seqIndex,
+                                        const uint32_t *lutBase,
+                                        uint32_t seqNumber)
+{
+    return g_bootloaderTree->flexSpiNorDriver->update_lut(instance, seqIndex, lutBase, seqNumber);
+}
+#endif /* FSL_ROM_FLEXSPINOR_API_HAS_FEATURE_UPDATE_LUT */
+
+/*! @brief Software reset for the FLEXSPI logic. */
+void ROM_FLEXSPI_NorFlash_ClearCache(uint32_t instance)
+{
+    g_bootloaderTree->flexSpiNorDriver->clear_cache(instance);
+}
+
+#endif /* FSL_FEATURE_BOOT_ROM_HAS_ROMAPI */