1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
From 5bae403e0f66a67c222ce124422d43b8b9307041 Mon Sep 17 00:00:00 2001
From: Koen Kooi <koen@dominion.thruhere.net>
Date: Thu, 7 Oct 2010 09:25:45 +0200
Subject: [PATCH 01/26] ARM: OMAP: Power on EHCI, serial, camera and DVI on beagleboard-xM
Signed-off-by: Koen Kooi <koen@beagleboard.org>
---
arch/arm/mach-omap2/board-omap3beagle.c | 26 ++++++++++++++++++++++++--
1 files changed, 24 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 6c12760..6e8a1b9 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -297,13 +297,35 @@ static int beagle_twl_gpio_setup(struct device *dev,
gpio_request(gpio + 1, "EHCI_nOC");
gpio_direction_input(gpio + 1);
- /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */
+ /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active
+ * high / others active low) */
gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
- gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
+ if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM)
+ gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1);
+ else
+ gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
+
+ /* DVI reset GPIO is different between revisions */
+ if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM)
+ beagle_dvi_device.reset_gpio = 129;
+ else
+ beagle_dvi_device.reset_gpio = 170;
+
+ /* Power on DVI, Serial and PWR led */
+ if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
+ gpio_request(gpio + 1, "nDVI_PWR_EN");
+ gpio_direction_output(gpio + 1, 0);
+ }
/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
+ /* Power on camera interface on P7/P8 or DVI on A2 and beyond */
+ if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
+ gpio_request(gpio + 2, "CAM_EN");
+ gpio_direction_output(gpio + 2, 1);
+ }
+
return 0;
}
--
1.6.6.1
|
