tegra: Make tegra_powergate_power_on public

[u-boot] / arch / arm / include / asm / arch-tegra / pwm.h

diff --git a/arch/arm/include/asm/arch-tegra/pwm.h b/arch/arm/include/asm/arch-tegra/pwm.h
index 8e7397d0e5acd9f8a0e06dfcafc88fc568769571..92dced448abff94e242b66ae498f4bcc7a70e11e 100644 (file)
--- a/arch/arm/include/asm/arch-tegra/pwm.h
+++ b/arch/arm/include/asm/arch-tegra/pwm.h
@@ -31,7 +31,7 @@ struct pwm_ctlr {
  * Program the PWM with the given parameters.
  *
  * @param channel      PWM channel to update
- * @param rate         Clock rate to use for PWM
+ * @param rate         Clock rate to use for PWM, or 0 to leave alone
  * @param pulse_width  high pulse width: 0=always low, 1=1/256 pulse high,
  *                     n = n/256 pulse high
  * @param freq_divider frequency divider value (1 to use rate as is)