diff options
author | Nicolas Pitre <nicolas.pitre@linaro.org> | 2011-05-24 10:47:27 -0400 |
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committer | Nicolas Pitre <nicolas.pitre@linaro.org> | 2011-05-24 10:47:27 -0400 |
commit | 5983da7c49e7324808c5ebef8b03428ddcdf9e9a (patch) | |
tree | 344ee4153df8aeca0ef022db5c65c1f67bf982fa | |
parent | 40eb35bb55b86951ce6a93a6937ceff2e0fc45f9 (diff) | |
parent | 0ca81733d6335fe29203d7e58fd4d5e5bff2593f (diff) |
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.c | 47 |
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 34b0cb4d189..4fcd1300d5d 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(); |