Module Name: src
Committed By: jmcneill
Date: Sun May 6 10:45:33 UTC 2018
Modified Files:
src/sys/dev/fdt: pwm_backlight.c
Log Message:
Use enable gpio to turn the display on/off
To generate a diff of this commit:
cvs rdiff -u -r1.1 -r1.2 src/sys/dev/fdt/pwm_backlight.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/fdt/pwm_backlight.c
diff -u src/sys/dev/fdt/pwm_backlight.c:1.1 src/sys/dev/fdt/pwm_backlight.c:1.2
--- src/sys/dev/fdt/pwm_backlight.c:1.1 Sun May 6 10:33:21 2018
+++ src/sys/dev/fdt/pwm_backlight.c Sun May 6 10:45:32 2018
@@ -1,4 +1,4 @@
-/* $NetBSD: pwm_backlight.c,v 1.1 2018/05/06 10:33:21 jmcneill Exp $ */
+/* $NetBSD: pwm_backlight.c,v 1.2 2018/05/06 10:45:32 jmcneill Exp $ */
/*-
* Copyright (c) 2018 Jared McNeill <[email protected]>
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pwm_backlight.c,v 1.1 2018/05/06 10:33:21 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pwm_backlight.c,v 1.2 2018/05/06 10:45:32 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -100,6 +100,7 @@ pwm_backlight_attach(device_t parent, de
aprint_error(": couldn't acquire enable gpio\n");
return;
}
+ fdtbus_gpio_write(sc->sc_pin, 1);
}
levels = fdtbus_get_prop(phandle, "brightness-levels", &len);
@@ -246,7 +247,8 @@ pwm_backlight_display_on(device_t dev)
{
struct pwm_backlight_softc * const sc = device_private(dev);
- pwm_enable(sc->sc_pwm);
+ if (sc->sc_pin)
+ fdtbus_gpio_write(sc->sc_pin, 1);
}
static void
@@ -254,7 +256,8 @@ pwm_backlight_display_off(device_t dev)
{
struct pwm_backlight_softc * const sc = device_private(dev);
- pwm_disable(sc->sc_pwm);
+ if (sc->sc_pin)
+ fdtbus_gpio_write(sc->sc_pin, 0);
}
static void
