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apalis-tk1: set apalis gpio 8 aka fan_en

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Make sure the Apalis GPIO 8 aka FAN_EN is on when using Apalis TK1
modules.

Reviewed-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
This commit is contained in:
Igor Opaniuk 2019-08-01 11:06:32 +03:00 committed by Tom Warren
parent 5b5de78b4a
commit 538ab6c0a1
1 changed files with 10 additions and 0 deletions
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10
board/toradex/apalis-tk1/apalis-tk1.c
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@ -19,6 +19,7 @@
#define LAN_DEV_OFF_N TEGRA_GPIO(O, 6)
#define LAN_RESET_N TEGRA_GPIO(S, 2)
#define FAN_EN TEGRA_GPIO(DD, 2)
#define LAN_WAKE_N TEGRA_GPIO(O, 5)
#ifdef CONFIG_APALIS_TK1_PCIE_EVALBOARD_INIT
#define PEX_PERST_N TEGRA_GPIO(DD, 1) /* Apalis GPIO7 */
@ -241,6 +242,15 @@ void tegra_pcie_board_port_reset(struct tegra_pcie_port *port)
}
#endif /* CONFIG_PCI_TEGRA */
/*
* Enable/start PWM CPU fan
*/
void start_cpu_fan(void)
{
gpio_request(FAN_EN, "FAN_EN");
gpio_direction_output(FAN_EN, 1);
}
/*
* Backlight off before OS handover
*/