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From 3bfb8f832b4fb3685755ba893a464865ba1cb824 Mon Sep 17 00:00:00 2001
From: Rob Kellett <r-kellett@ti.com>
Date: Mon, 14 May 2012 09:35:35 +0100
Subject: [PATCH 38/79] board-am335xevm.c: Beaglebone - expose all pwms
through sysfs
---
arch/arm/mach-omap2/board-am335xevm.c | 20 +++++++++++++++++++-
1 file changed, 19 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-omap2/board-am335xevm.c b/arch/arm/mach-omap2/board-am335xevm.c
index 7dbeac6..c9ee0a2 100644
--- a/arch/arm/mach-omap2/board-am335xevm.c
+++ b/arch/arm/mach-omap2/board-am335xevm.c
@@ -1509,6 +1509,16 @@ static struct pwmss_platform_data pwm_pdata[3] = {
},
};
+static void register_all_pwms(void)
+{
+ am33xx_register_ehrpwm(0, &pwm_pdata[0]);
+ am33xx_register_ehrpwm(1, &pwm_pdata[1]);
+ am33xx_register_ehrpwm(2, &pwm_pdata[2]);
+ am33xx_register_ecap(0, &pwm_pdata[0]);
+ am33xx_register_ecap(1, &pwm_pdata[1]);
+ am33xx_register_ecap(2, &pwm_pdata[2]);
+}
+
static int __init ecap0_init(void)
{
int status = 0;
@@ -1524,7 +1534,10 @@ late_initcall(ecap0_init);
static void enable_ehrpwm1(int evm_id, int profile)
{
ehrpwm_backlight_enable = true;
- am33xx_register_ehrpwm(1, &pwm_pdata[1]);
+ /*am33xx_register_ehrpwm(1, &pwm_pdata[1]);
+ *TODO:no longer required as we are registering
+ *all pwms for the beaglebone
+ */
}
/* Setup pwm-backlight for bbtoys7lcd */
@@ -2883,6 +2896,11 @@ static void setup_beaglebone(void)
/* Fill up global evmid */
am33xx_evmid_fillup(BEAGLE_BONE_A3);
+
+ /*TODO:We are registering all pwms for the beaglebone here
+ *this may effect power management in the future
+ */
+ register_all_pwms();
}
--
1.7.10
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