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3 Commits

Author SHA1 Message Date
Axel Lin
0c8f527d8c pwm: Convert pwm-tegra to use devm_clk_get() 
Also return proper error in tegra_pwm_remove() if pwmchip_remove()
fails.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
 2012-07-23 13:24:02 +02:00
Thierry Reding
140fd977dc pwm: tegra: Add device tree support 
Add auxdata to instantiate the PWFM controller from a device tree,
include the corresponding nodes in the dtsi files for Tegra 20 and
Tegra 30 and add binding documentation.

Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
 2012-07-02 21:38:59 +02:00
Thierry Reding
0134b932a0 pwm: Add NVIDIA Tegra SoC support 
This commit adds a generic PWM framework driver for the PWFM controller
found on NVIDIA Tegra SoCs. The driver is based on code from the
Chromium kernel tree and was originally written by Gary King (NVIDIA)
and later modified by Simon Que (Chromium).

Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
 2012-07-02 21:38:57 +02:00