1 files changed, 222 insertions, 0 deletions

diff --git a/lib/chibios-contrib/ext/mcux-sdk/devices/MIMXRT685S/drivers/fsl_iap.c b/lib/chibios-contrib/ext/mcux-sdk/devices/MIMXRT685S/drivers/fsl_iap.c
new file mode 100644
index 000000000..f8845bacc
--- /dev/null
+++ b/lib/chibios-contrib/ext/mcux-sdk/devices/MIMXRT685S/drivers/fsl_iap.c
@@ -0,0 +1,222 @@
+/*
+ * Copyright 2018-2020 NXP
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#include "fsl_iap.h"
+
+/* Component ID definition, used by tools. */
+#ifndef FSL_COMPONENT_ID
+#define FSL_COMPONENT_ID "platform.drivers.iap"
+#endif
+
+/*!
+ * @addtogroup rom_api
+ * @{
+ */
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+/*! @brief FLEXSPI Flash driver API Interface */
+typedef struct
+{
+    uint32_t version;
+    status_t (*init)(uint32_t instance, flexspi_nor_config_t *config);
+    status_t (*page_program)(uint32_t instance, flexspi_nor_config_t *config, uint32_t dstAddr, const uint32_t *src);
+    status_t (*erase_all)(uint32_t instance, flexspi_nor_config_t *config);
+    status_t (*erase)(uint32_t instance, flexspi_nor_config_t *config, uint32_t start, uint32_t length);
+    status_t (*erase_sector)(uint32_t instance, flexspi_nor_config_t *config, uint32_t address);
+    status_t (*erase_block)(uint32_t instance, flexspi_nor_config_t *config, uint32_t address);
+    status_t (*get_config)(uint32_t instance, flexspi_nor_config_t *config, serial_nor_config_option_t *option);
+    status_t (*read)(uint32_t instance, flexspi_nor_config_t *config, uint32_t *dst, uint32_t start, uint32_t bytes);
+    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 numberOfSeq);
+    status_t (*set_clock_source)(uint32_t clockSrc);
+    void (*config_clock)(uint32_t instance, uint32_t freqOption, uint32_t sampleClkMode);
+} flexspi_nor_flash_driver_t;
+
+/*! @brief OTP driver API Interface */
+typedef struct
+{
+    status_t (*init)(uint32_t src_clk_freq);
+    status_t (*deinit)(void);
+    status_t (*fuse_read)(uint32_t addr, uint32_t *data);
+    status_t (*fuse_program)(uint32_t addr, uint32_t data, bool lock);
+    status_t (*crc_calc)(uint32_t *src, uint32_t numberOfWords, uint32_t *crcChecksum);
+    status_t (*reload)(void);
+    status_t (*crc_check)(uint32_t start_addr, uint32_t end_addr, uint32_t crc_addr);
+} ocotp_driver_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 BootloaderTree
+{
+    void (*runBootloader)(iap_boot_option_t *arg); /*!< Function to start the bootloader executing. */
+    uint32_t version;                              /*!< Bootloader version number. */
+    const char *copyright;                         /*!< Copyright string. */
+    const uint32_t reserved0;
+    const uint32_t reserved1;
+    const uint32_t reserved2;
+    const uint32_t reserved3;
+    const flexspi_nor_flash_driver_t *flexspiNorDriver; /*!< FlexSPI NOR FLASH Driver API. */
+    const ocotp_driver_t *otpDriver;                    /*!< OTP driver API. */
+    const uint32_t reserved4;
+} bootloader_tree_t;
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+#define ROM_API_TREE                ((uint32_t *)FSL_ROM_API_BASE_ADDR)
+#define BOOTLOADER_API_TREE_POINTER ((bootloader_tree_t *)ROM_API_TREE)
+
+/*! Get pointer to flexspi/otp driver API table in ROM. */
+#define FLEXSPI_API_TREE BOOTLOADER_API_TREE_POINTER->flexspiNorDriver
+#define OTP_API_TREE     BOOTLOADER_API_TREE_POINTER->otpDriver
+
+/*******************************************************************************
+ * Variables
+ ******************************************************************************/
+
+/*******************************************************************************
+ * runBootloader API
+ ******************************************************************************/
+void IAP_RunBootLoader(iap_boot_option_t *option)
+{
+    BOOTLOADER_API_TREE_POINTER->runBootloader(option);
+}
+
+/*******************************************************************************
+ * FlexSPI NOR driver
+ ******************************************************************************/
+status_t IAP_FlexspiNorInit(uint32_t instance, flexspi_nor_config_t *config)
+{
+    return FLEXSPI_API_TREE->init(instance, config);
+}
+
+status_t IAP_FlexspiNorPageProgram(uint32_t instance,
+                                   flexspi_nor_config_t *config,
+                                   uint32_t dstAddr,
+                                   const uint32_t *src)
+{
+    return FLEXSPI_API_TREE->page_program(instance, config, dstAddr, src);
+}
+
+status_t IAP_FlexspiNorEraseAll(uint32_t instance, flexspi_nor_config_t *config)
+{
+    return FLEXSPI_API_TREE->erase_all(instance, config);
+}
+
+status_t IAP_FlexspiNorErase(uint32_t instance, flexspi_nor_config_t *config, uint32_t start, uint32_t length)
+{
+    return FLEXSPI_API_TREE->erase(instance, config, start, length);
+}
+
+status_t IAP_FlexspiNorEraseSector(uint32_t instance, flexspi_nor_config_t *config, uint32_t address)
+{
+    return FLEXSPI_API_TREE->erase_sector(instance, config, address);
+}
+
+status_t IAP_FlexspiNorEraseBlock(uint32_t instance, flexspi_nor_config_t *config, uint32_t address)
+{
+    return FLEXSPI_API_TREE->erase_block(instance, config, address);
+}
+
+status_t IAP_FlexspiNorGetConfig(uint32_t instance, flexspi_nor_config_t *config, serial_nor_config_option_t *option)
+{
+    return FLEXSPI_API_TREE->get_config(instance, config, option);
+}
+
+status_t IAP_FlexspiNorRead(
+    uint32_t instance, flexspi_nor_config_t *config, uint32_t *dst, uint32_t start, uint32_t bytes)
+{
+    return FLEXSPI_API_TREE->read(instance, config, dst, start, bytes);
+}
+
+status_t IAP_FlexspiXfer(uint32_t instance, flexspi_xfer_t *xfer)
+{
+    return FLEXSPI_API_TREE->xfer(instance, xfer);
+}
+
+status_t IAP_FlexspiUpdateLut(uint32_t instance, uint32_t seqIndex, const uint32_t *lutBase, uint32_t numberOfSeq)
+{
+    return FLEXSPI_API_TREE->update_lut(instance, seqIndex, lutBase, numberOfSeq);
+}
+
+status_t IAP_FlexspiSetClockSource(uint32_t clockSrc)
+{
+    return FLEXSPI_API_TREE->set_clock_source(clockSrc);
+}
+
+void IAP_FlexspiConfigClock(uint32_t instance, uint32_t freqOption, uint32_t sampleClkMode)
+{
+    FLEXSPI_API_TREE->config_clock(instance, freqOption, sampleClkMode);
+}
+
+AT_QUICKACCESS_SECTION_CODE(status_t IAP_FlexspiNorAutoConfig(uint32_t instance,
+                                                              flexspi_nor_config_t *config,
+                                                              serial_nor_config_option_t *option))
+{
+    /* Wait until the FLEXSPI is idle */
+    register uint32_t delaycnt = 10000u;
+    status_t status;
+
+    while ((delaycnt--) != 0U)
+    {
+    }
+
+    status = FLEXSPI_API_TREE->get_config(instance, config, option);
+    if (status == kStatus_Success)
+    {
+        status = FLEXSPI_API_TREE->init(instance, config);
+    }
+
+    return status;
+}
+
+/*******************************************************************************
+ * OTP driver
+ ******************************************************************************/
+status_t IAP_OtpInit(uint32_t src_clk_freq)
+{
+    return OTP_API_TREE->init(src_clk_freq);
+}
+
+status_t IAP_OtpDeinit(void)
+{
+    return OTP_API_TREE->deinit();
+}
+
+status_t IAP_OtpFuseRead(uint32_t addr, uint32_t *data)
+{
+    return OTP_API_TREE->fuse_read(addr, data);
+}
+
+status_t IAP_OtpFuseProgram(uint32_t addr, uint32_t data, bool lock)
+{
+    return OTP_API_TREE->fuse_program(addr, data, lock);
+}
+
+status_t IAP_OtpCrcCalc(uint32_t *src, uint32_t numberOfWords, uint32_t *crcChecksum)
+{
+    return OTP_API_TREE->crc_calc(src, numberOfWords, crcChecksum);
+}
+
+status_t IAP_OtpShadowRegisterReload(void)
+{
+    return OTP_API_TREE->reload();
+}
+
+status_t IAP_OtpCrcCheck(uint32_t start_addr, uint32_t end_addr, uint32_t crc_addr)
+{
+    return OTP_API_TREE->crc_check(start_addr, end_addr, crc_addr);
+}