72 lines
2.0 KiB
Diff
72 lines
2.0 KiB
Diff
|
diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig
|
||
|
|
index bf01288..cda31ea 100644
|
||
|
|
--- a/drivers/pwm/Kconfig
|
||
|
|
+++ b/drivers/pwm/Kconfig
|
||
|
|
@@ -240,28 +240,22 @@ config PWM_LPC32XX
|
||
|
|
will be called pwm-lpc32xx.
|
||
|
|
|
||
|
|
config PWM_LPSS
|
||
|
|
- tristate
|
||
|
|
+ bool
|
||
|
|
|
||
|
|
config PWM_LPSS_PCI
|
||
|
|
- tristate "Intel LPSS PWM PCI driver"
|
||
|
|
+ bool "Intel LPSS PWM PCI driver"
|
||
|
|
depends on X86 && PCI
|
||
|
|
select PWM_LPSS
|
||
|
|
help
|
||
|
|
The PCI driver for Intel Low Power Subsystem PWM controller.
|
||
|
|
|
||
|
|
- To compile this driver as a module, choose M here: the module
|
||
|
|
- will be called pwm-lpss-pci.
|
||
|
|
-
|
||
|
|
config PWM_LPSS_PLATFORM
|
||
|
|
- tristate "Intel LPSS PWM platform driver"
|
||
|
|
+ bool "Intel LPSS PWM platform driver"
|
||
|
|
depends on X86 && ACPI
|
||
|
|
select PWM_LPSS
|
||
|
|
help
|
||
|
|
The platform driver for Intel Low Power Subsystem PWM controller.
|
||
|
|
|
||
|
|
- To compile this driver as a module, choose M here: the module
|
||
|
|
- will be called pwm-lpss-platform.
|
||
|
|
-
|
||
|
|
config PWM_MESON
|
||
|
|
tristate "Amlogic Meson PWM driver"
|
||
|
|
depends on ARCH_MESON
|
||
|
|
diff --git a/drivers/pwm/pwm-lpss.c b/drivers/pwm/pwm-lpss.c
|
||
|
|
index 72c0bce..b4d8835 100644
|
||
|
|
--- a/drivers/pwm/pwm-lpss.c
|
||
|
|
+++ b/drivers/pwm/pwm-lpss.c
|
||
|
|
@@ -161,6 +161,12 @@ static const struct pwm_ops pwm_lpss_ops = {
|
||
|
|
.owner = THIS_MODULE,
|
||
|
|
};
|
||
|
|
|
||
|
|
+/* PWM consumed by the Intel GFX */
|
||
|
|
+static struct pwm_lookup pwm_lpss_lookup[] = {
|
||
|
|
+ PWM_LOOKUP("pwm-lpss", 0, "0000:00:02.0", "pwm_backlight", 0,
|
||
|
|
+ PWM_POLARITY_NORMAL),
|
||
|
|
+};
|
||
|
|
+
|
||
|
|
struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r,
|
||
|
|
const struct pwm_lpss_boardinfo *info)
|
||
|
|
{
|
||
|
|
@@ -193,12 +199,17 @@ struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r,
|
||
|
|
return ERR_PTR(ret);
|
||
|
|
}
|
||
|
|
|
||
|
|
+ /* Add lookup table for pwm_backlight */
|
||
|
|
+ pwm_lpss_lookup[0].provider = dev_name(dev);
|
||
|
|
+ pwm_add_table(pwm_lpss_lookup, ARRAY_SIZE(pwm_lpss_lookup));
|
||
|
|
+
|
||
|
|
return lpwm;
|
||
|
|
}
|
||
|
|
EXPORT_SYMBOL_GPL(pwm_lpss_probe);
|
||
|
|
|
||
|
|
int pwm_lpss_remove(struct pwm_lpss_chip *lpwm)
|
||
|
|
{
|
||
|
|
+ pwm_remove_table(pwm_lpss_lookup, ARRAY_SIZE(pwm_lpss_lookup));
|
||
|
|
return pwmchip_remove(&lpwm->chip);
|
||
|
|
}
|
||
|
|
EXPORT_SYMBOL_GPL(pwm_lpss_remove);
|