SPRUJB6B November 2024 – May 2025 AM2612
The Flash SubSystem (FSS) includes one OSPI instance(OSPI0). The diagram below provides a visual representation of the device integration details.
The tables below summarize the device integration details of OSPI0.
| Module Instance | Device Allocation | SoC Interconnect |
|---|---|---|
| OSPI0 | ✓ | CORE VBUSM Interconnect |
| Module Instance | Module Clock Input | Source Clock Signal | Source | MODE1 Frequency | MODE2 Frequency | Description |
|---|---|---|---|---|---|---|
| FSS0_OSPI0 | OSPI0_HCLK | SYS_CLK | SYS_CLK | 200MHz | 250MHz | FSS0_OSPI0 data transfer clock |
| OSPI0_PCLK | SYS_CLK | SYS_CLK | 200MHz | 250MHz | FSS0_OSPI0 configuration clock | |
| OSPI0_RCLK | OSPI_CLK | WUCPUCLK | 25MHz | 25MHz | FSS0_OSPI0 Reference clock. Mux controlled by MSS_RCM:OSPI0_CLK_SRC_SEL | |
| EXT_REFCLK | External Reference Clock(EXT_REFCLK) | 100MHz | 100MHz | |||
| SYS_CLK |
PLL_CORE_CLK:HSDIV0_CLKOUT0 |
200MHz | 250MHz | |||
| DPLL_PER_HSDIV0_CLKOUT0 |
PLL_PER_CLK:HSDIV0_CLKOUT0 |
192MHz | 240MHz | |||
| DPLL_ETH_HSDIV0_CLKOUT2 |
PLL_ETH_CLK:HSDIV0_CLKOUT2 |
150MHz | NA | |||
| RCCLK10M |
Internal 10MHz RC Oscillator(RCCLK10M) |
10MHz | 10MHz | |||
| DPLL_CORE_HSDIV0_CLKOUT3 | PLL_CORE_CLK:HSDIV0_CLKOUT3 | 133MHz | 133MHz | |||
| DPLL_PER_HSDIV0_CLKOUT3 | PLL_PER_CLK:HSDIV0_CLKOUT3 | 120MHz | NA |
| Module Instance | Module Reset Input | Source Reset Signal | Source | Description |
|---|---|---|---|---|
| FSS0_OSPI0 | FSS0_OSPI0_RST | MOD_G_RST | POR | FSS0_OSPI0 reset |
| Module Instance | Module Interrupt Signal | Destination Interrupt Input | Destination | Description | Type |
|---|---|---|---|---|---|
| FSS0_OSPI0 | OPTI_FLASH_OSPI0_LVL_INTR | OSPI0_LVL_INTR | All R5FSS Cores ICSSM Core | FSS0_OSPI0 interrupt | Level |
| OPTI_FLASH_OSPI0_ECC_CORR_LVL_INTR | ESM0_LVL_EVENT_25 | ESM0 | FSS0_OSPI0 ECC Aggregator correctable error interrupt | Level | |
| OPTI_FLASH_OSPI0_ECC_UNCORR_LVL_INTR | ESM0_LVL_EVENT_26 | ESM0 | FSS0_OSPI0 ECC Aggregator uncorrectable error interrupt | Level |
| Module Instance | Module DMA Event | Destination DMA Event Input | Destination | Type | Description |
|---|---|---|---|---|---|
| OSPI0 | OPTI_FLASH | OSPI0_INTR | OPTI_FLASH_OSPI0_LVL_INTR | Pulse | OSPI0 DMA Event Request |
For more information on the interconnects, see the System Interconnect chapter.
For more information on power, reset, and clock management, see the corresponding sections within the Device Configuration chapter.
For more information on the device interrupt controllers, see the Interrupt Controllers chapter.