aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorNicolas Pitre <nicolas.pitre@linaro.org>2011-05-24 10:47:27 -0400
committerNicolas Pitre <nicolas.pitre@linaro.org>2011-05-24 10:47:27 -0400
commit5983da7c49e7324808c5ebef8b03428ddcdf9e9a (patch)
tree344ee4153df8aeca0ef022db5c65c1f67bf982fa
parent40eb35bb55b86951ce6a93a6937ceff2e0fc45f9 (diff)
parent0ca81733d6335fe29203d7e58fd4d5e5bff2593f (diff)
downloadlinux-linaro-android-5983da7c49e7324808c5ebef8b03428ddcdf9e9a.tar.gz
Merge branch 'beagle-fixes' of git://kernel.ubuntu.com/rsalveti/linux-linaro-2.6.38 into linaro-2.6.38linaro-11.05-2.6.38
-rw-r--r--arch/arm/mach-omap2/board-omap3beagle.c47
1 files changed, 29 insertions, 18 deletions
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 34b0cb4..4fcd130 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -62,7 +62,9 @@
* AXBX = GPIO173, GPIO172, GPIO171: 1 1 1
* C1_3 = GPIO173, GPIO172, GPIO171: 1 1 0
* C4 = GPIO173, GPIO172, GPIO171: 1 0 1
- * XM = GPIO173, GPIO172, GPIO171: 0 0 0
+ * XMA = GPIO173, GPIO172, GPIO171: 0 0 0
+ * XMB = GPIO173, GPIO172, GPIO171: 0 0 1
+ * XMC = GPIO173, GPIO172, GPIO171: 0 1 0
*/
enum {
OMAP3BEAGLE_BOARD_UNKN = 0,
@@ -70,6 +72,7 @@ enum {
OMAP3BEAGLE_BOARD_C1_3,
OMAP3BEAGLE_BOARD_C4,
OMAP3BEAGLE_BOARD_XM,
+ OMAP3BEAGLE_BOARD_XMC,
};
static u8 omap3_beagle_version;
@@ -121,12 +124,21 @@ static void __init omap3_beagle_init_rev(void)
omap3_beagle_version = OMAP3BEAGLE_BOARD_C4;
break;
case 0:
- printk(KERN_INFO "OMAP3 Beagle Rev: xM\n");
+ printk(KERN_INFO "OMAP3 Beagle Rev: xM A\n");
omap3_beagle_version = OMAP3BEAGLE_BOARD_XM;
break;
+ case 1:
+ printk(KERN_INFO "OMAP3 Beagle Rev: xM B\n");
+ omap3_beagle_version = OMAP3BEAGLE_BOARD_XM;
+ break;
+ case 2:
+ printk(KERN_INFO "OMAP3 Beagle Rev: xM C\n");
+ omap3_beagle_version = OMAP3BEAGLE_BOARD_XMC;
+ break;
default:
- printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev);
- omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN;
+ printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd, "
+ "assuming xM C or newer\n", beagle_rev);
+ omap3_beagle_version = OMAP3BEAGLE_BOARD_XMC;
}
return;
@@ -244,6 +256,13 @@ static void __init beagle_display_init(void)
{
int r;
+ /* DVI reset GPIO is different between beagle revisions */
+ if ((omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) ||
+ (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XMC))
+ beagle_dvi_device.reset_gpio = 129;
+ else
+ beagle_dvi_device.reset_gpio = 170;
+
r = gpio_request(beagle_dvi_device.reset_gpio, "DVI reset");
if (r < 0) {
printk(KERN_ERR "Unable to get DVI reset GPIO\n");
@@ -279,7 +298,8 @@ static int beagle_twl_gpio_setup(struct device *dev,
{
int r;
- if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
+ if ((omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) ||
+ (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XMC)) {
mmc[0].gpio_wp = -EINVAL;
} else if ((omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C1_3) ||
(omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C4)) {
@@ -299,7 +319,8 @@ static int beagle_twl_gpio_setup(struct device *dev,
/* REVISIT: need ehci-omap hooks for external VBUS
* power switch and overcurrent detect
*/
- if (omap3_beagle_get_rev() != OMAP3BEAGLE_BOARD_XM) {
+ if ((omap3_beagle_get_rev() != OMAP3BEAGLE_BOARD_XM) &&
+ (omap3_beagle_get_rev() != OMAP3BEAGLE_BOARD_XMC)) {
r = gpio_request(gpio + 1, "EHCI_nOC");
if (!r) {
r = gpio_direction_input(gpio + 1);
@@ -320,12 +341,6 @@ static int beagle_twl_gpio_setup(struct device *dev,
else
gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
- /* DVI reset GPIO is different between beagle revisions */
- if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM)
- beagle_dvi_device.reset_gpio = 129;
- else
- beagle_dvi_device.reset_gpio = 170;
-
/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
@@ -335,7 +350,8 @@ static int beagle_twl_gpio_setup(struct device *dev,
* P7/P8 revisions(prototype): Camera EN
* A2+ revisions (production): LDO (supplies DVI, serial, led blocks)
*/
- if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
+ if ((omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) ||
+ (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XMC)) {
r = gpio_request(gpio + 1, "nDVI_PWR_EN");
if (!r) {
r = gpio_direction_output(gpio + 1, 0);
@@ -665,11 +681,6 @@ static void __init omap3_beagle_init(void)
omap_display_init(&beagle_dss_data);
omap_serial_init();
- omap_mux_init_gpio(170, OMAP_PIN_INPUT);
- gpio_request(170, "DVI_nPD");
- /* REVISIT leave DVI powered down until it's needed ... */
- gpio_direction_output(170, true);
-
usb_musb_init(&musb_board_data);
usbhs_init(&usbhs_bdata);
omap3beagle_flash_init();