From 3fd540b41ea696b32633ff708e970155ce9fec15 Mon Sep 17 00:00:00 2001 From: UnicodeMan Date: Sun, 12 Jan 2025 00:43:39 +0200 Subject: [PATCH] Radxa Zero 3W: add pwm support --- src/adafruit_blinka/board/radxa/radxazero3.py | 4 ++++ .../microcontroller/rockchip/rk3566/pin.py | 10 ++++++++++ 2 files changed, 14 insertions(+) diff --git a/src/adafruit_blinka/board/radxa/radxazero3.py b/src/adafruit_blinka/board/radxa/radxazero3.py index 46a44d6..d6c3878 100644 --- a/src/adafruit_blinka/board/radxa/radxazero3.py +++ b/src/adafruit_blinka/board/radxa/radxazero3.py @@ -63,3 +63,7 @@ TXD = D0_D1 RXD = D0_D0 TX = D0_D1 RX = D0_D0 + +# PWM +PWM8 = D3_B1 +PWM9 = D3_B2 \ No newline at end of file diff --git a/src/adafruit_blinka/microcontroller/rockchip/rk3566/pin.py b/src/adafruit_blinka/microcontroller/rockchip/rk3566/pin.py index bfb3013..ccf1861 100644 --- a/src/adafruit_blinka/microcontroller/rockchip/rk3566/pin.py +++ b/src/adafruit_blinka/microcontroller/rockchip/rk3566/pin.py @@ -241,6 +241,16 @@ if board in ("ODROID_M1S"): 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) -- 2.49.0