From 66999892b24d3443b24118a6ea400115360e1eb2 Mon Sep 17 00:00:00 2001 From: Tom Warren Date: Fri, 20 Feb 2015 12:22:22 -0700 Subject: T210: P2571: Turn CPU fan on CPU board (E2530) has a fan - turn it on via GPIO to keep the SoC cool. Acked-by: Stephen Warren Signed-off-by: Tom Warren --- board/nvidia/p2571/p2571.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'board/nvidia') diff --git a/board/nvidia/p2571/p2571.c b/board/nvidia/p2571/p2571.c index 842242cf5c..d80a7d0d3e 100644 --- a/board/nvidia/p2571/p2571.c +++ b/board/nvidia/p2571/p2571.c @@ -9,6 +9,7 @@ #include #include #include +#include #include "max77620_init.h" #include "pinmux-config-p2571.h" @@ -49,3 +50,14 @@ void pinmux_init(void) pinmux_config_drvgrp_table(p2571_drvgrps, ARRAY_SIZE(p2571_drvgrps)); } + +/* + * Routine: start_cpu_fan + * Description: Enable/start PWM CPU fan on P2571 + */ +void start_cpu_fan(void) +{ + /* GPIO_PE4 is PS_VDD_FAN_ENABLE */ + gpio_request(GPIO_PE4, "FAN_VDD"); + gpio_direction_output(GPIO_PE4, 1); +} -- cgit v1.2.3