* Adam Ford <aford173@xxxxxxxxx> [160217 16:30]:
> The backlight pin is shared with Timer 10 PWM. This patch allows the
> pwm_bl driver to enable the pwm run by this timer to dim the backlight.
Nice to hear the PWM is now working! Are some of the pending
fixes are still needed or is that all in Linux next now?
Also one question below..
> @@ -194,6 +203,12 @@
> >;
> };
>
> + pwm_pins: pinmux_pwm_pins {
> + pinctrl-single,pins = <
> + OMAP3_CORE1_IOPAD(0x20B8, PIN_OUTPUT | PIN_OFF_OUTPUT_LOW | MUX_MODE3) /* gpmc_ncs5.gpt_10_pwm_evt */
> + >;
> + };
> +
> led_pins: pinmux_led_pins {
> pinctrl-single,pins = <
> OMAP3_CORE1_IOPAD(0x21d8, PIN_OUTPUT | MUX_MODE4) /* gpio_179 */
> @@ -220,7 +235,6 @@
>
> backlight_pins: pinmux_backlight_pins {
> pinctrl-single,pins = <
> - OMAP3_CORE1_IOPAD(0x20B8, PIN_OUTPUT | PIN_OFF_OUTPUT_LOW | MUX_MODE4) /* gpmc_ncs5.gpio_56 */
> OMAP3_CORE1_IOPAD(0x2188, PIN_OUTPUT | PIN_OFF_OUTPUT_LOW | MUX_MODE4) /* mcbsp4_dx.gpio_154 */
> >;
> };
What happens here if you don't set PIN_OFF_OUTPUT_LOW? Flickering
on LCD or something?
Regards,
Tony
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