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feat: add EFR32MG21 (xG21) CPU platform and BRD4180A board #3

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feat: add EFR32MG21 (xG21) CPU platform and BRD4180A board #3

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e0f62f8
feat: add EFR32MG21 (xG21) CPU platform and BRD4180A board
Jul 27, 2026
0ca661a
fix(xG21): add radio clockFrequency and LDMA context: cpu
Jul 27, 2026
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25 changes: 25 additions & 0 deletions platforms/boards/silabs/brd4180a.repl
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Original file line number Diff line number Diff line change
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// BRD4180A - EFR32MG21A020F1024IM32 radio board (Wireless Starter Kit)
// 1024 kB flash, 96 kB RAM.
// VCOM: USART0 TX=PA05 RX=PA06. LED0=PB00. BTN1=PD03.
using "platforms/cpus/silabs/efr32s2/efr32xG21.repl"

led0: Miscellaneous.LED @ gpioPort 16 // PB00

gpioPort:
16 -> led0@0

button1: Miscellaneous.Button @ gpioPort 51 // PD03
-> gpioPort@51

sram:
size: 0x18000

flash:
size: 0xFE000

lockbitsdata: Miscellaneous.SiLabs.SiLabs_LockbitsData @ sysbus 0x000FE000
size: 0x2000

msc:
flashSize: 0x100000
flashPageSize: 0x2000
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