From: Jagan Teki jagan@amarulasolutions.com
For OF_CONTROL, gpio's need to configure through dm_gpio_* calls instead of non-dm gpio code, So add dm_gpio_* calls for dts supported code.
Cc: Stefano Babic sbabic@denx.de Cc: Fabio Estevam fabio.estevam@nxp.com Cc: Michael Trimarchi michael@amarulasolutions.com Signed-off-by: Jagan Teki jagan@amarulasolutions.com --- board/freescale/mx6sabresd/mx6sabresd.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+)
diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c index 10bc7c6..1631dbc 100644 --- a/board/freescale/mx6sabresd/mx6sabresd.c +++ b/board/freescale/mx6sabresd/mx6sabresd.c @@ -190,7 +190,29 @@ static iomux_v3_cfg_t const bl_pads[] = { static void enable_backlight(void) { imx_iomux_v3_setup_multiple_pads(bl_pads, ARRAY_SIZE(bl_pads)); + +#ifdef CONFIG_OF_CONTROL + struct gpio_desc backlight; + int ret; + + /* Set Brightness to high */ + ret = dm_gpio_lookup_name("GPIO1_21", &backlight); + if (ret) { + printf("Cannot get GPIO1_21\n"); + return; + } + + ret = dm_gpio_request(&backlight, "backlight"); + if (ret) { + printf("Cannot request GPIO1_21\n"); + return; + } + + dm_gpio_set_dir_flags(&backlight, GPIOD_IS_OUT); + dm_gpio_set_value(&backlight, 1); +#else gpio_direction_output(DISP0_PWR_EN, 1); +#endif }
static void enable_rgb(struct display_info_t const *dev)