[ARM] pxa: Add PXA support for PWM API
Patch mainly from Eric Miao, with minor edits by rmk.
Note: PWM0 and PWM2 share the same register I/O space and clock gating
on pxa{27x, 3xx}, thus PWM2 is treated in the driver as a child PWM of
PWM0. And this is also true for PWM1/3.
Signed-off-by: eric miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h
index fcab017..e620a33 100644
--- a/arch/arm/mach-pxa/devices.h
+++ b/arch/arm/mach-pxa/devices.h
@@ -24,4 +24,9 @@
extern struct platform_device pxa27x_device_ssp3;
extern struct platform_device pxa3xx_device_ssp4;
+extern struct platform_device pxa25x_device_pwm0;
+extern struct platform_device pxa25x_device_pwm1;
+extern struct platform_device pxa27x_device_pwm0;
+extern struct platform_device pxa27x_device_pwm1;
+
void __init pxa_register_device(struct platform_device *dev, void *data);