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Radxa Zero 3W: add pwm support #928

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Radxa Zero 3W: add pwm support #928

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3fd540b
Radxa Zero 3W: add pwm support
UnicodeMan Jan 11, 2025
aaa4312
Merge branch 'adafruit:main' into main
UnicodeMan Jan 20, 2025
d9e313c
Merge branch 'adafruit:main' into main
UnicodeMan Feb 2, 2025
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4 changes: 4 additions & 0 deletions src/adafruit_blinka/board/radxa/radxazero3.py
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Original file line number Diff line number Diff line change
Expand Up @@ -63,3 +63,7 @@
RXD = D0_D0
TX = D0_D1
RX = D0_D0

# PWM
PWM8 = D3_B1
PWM9 = D3_B2
10 changes: 10 additions & 0 deletions src/adafruit_blinka/microcontroller/rockchip/rk3566/pin.py
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Original file line number Diff line number Diff line change
Expand Up @@ -241,6 +241,16 @@
globals()[alias + "_TX"] = GPIO2_A4
globals()[alias + "_RX"] = GPIO2_A3
uartPorts.append((int(alias[-1]), GPIO2_A4, GPIO2_A3))

if board in ("RADXA_ZERO3"):
alias = get_pwm_chipid("fe6f0000.pwm")
if alias is not None:
globals()["PWM" + alias] = GPIO3_B1
pwmOuts.append(((int(alias[-1]), 0), GPIO3_B1))
alias = get_pwm_chipid("fe6f0010.pwm")
if alias is not None:
globals()["PWM" + alias] = GPIO3_B2
pwmOuts.append(((int(alias[-1]), 0), GPIO3_B2))

analogIns = tuple(analogIns)
i2cPorts = tuple(i2cPorts)
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