From 91e428eb1ca494fe7c481a8b8c59d90eca26185a Mon Sep 17 00:00:00 2001 From: Max Krummenacher Date: Wed, 13 May 2015 19:50:45 +0200 Subject: colibri_imx6.c: ensure EMI_ADDR22 is input Out of reset EMI_ADDR22 is output and connected to GPIO01. As we want to use GPIO01 as an output for backlight control mux EMI_ADDR22 to a GPIO which by default is input. --- board/toradex/colibri_imx6/colibri_imx6.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'board') diff --git a/board/toradex/colibri_imx6/colibri_imx6.c b/board/toradex/colibri_imx6/colibri_imx6.c index af889dedd3..1464e30869 100644 --- a/board/toradex/colibri_imx6/colibri_imx6.c +++ b/board/toradex/colibri_imx6/colibri_imx6.c @@ -63,6 +63,10 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ PAD_CTL_SRE_SLOW) +#define NO_PULLUP ( \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ + PAD_CTL_SRE_SLOW) + #define WEAK_PULLDOWN (PAD_CTL_PUS_100K_DOWN | \ PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ PAD_CTL_HYS | PAD_CTL_SRE_SLOW) @@ -337,6 +341,7 @@ static iomux_v3_cfg_t const backlight_pads[] = { MX6_PAD_EIM_D26__GPIO3_IO26 | MUX_PAD_CTRL(NO_PAD_CTRL), #define RGB_BACKLIGHT_GP IMX_GPIO_NR(3, 26) /* TODO PWM not GPIO */ + MX6_PAD_EIM_A22__GPIO2_IO16 | MUX_PAD_CTRL(NO_PULLUP), MX6_PAD_SD4_DAT1__GPIO2_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL), #define RGB_BACKLIGHTPWM_GP IMX_GPIO_NR(2, 9) }; -- cgit v1.2.3