From 16c1bdb30f1bcd750b29dffd2ef3003be2d30610 Mon Sep 17 00:00:00 2001 From: Koen Kooi Date: Fri, 20 May 2011 12:48:37 +0200 Subject: [PATCH 1/7] OMAP3: beagle: add support for beagleboard xM revision C The USB enable GPIO has been inverted and the USER button moved. Signed-off-by: Koen Kooi --- arch/arm/mach-omap2/board-omap3beagle.c | 34 +++++++++++++++++++++++------- 1 files changed, 26 insertions(+), 8 deletions(-) diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 2de4b02..77bafa8 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; @@ -124,9 +127,18 @@ static void __init omap3_beagle_init_rev(void) printk(KERN_INFO "OMAP3 Beagle Rev: xM\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; @@ -278,7 +290,7 @@ static int beagle_twl_gpio_setup(struct device *dev, { int r; - if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { + if (cpu_is_omap3630()) { mmc[0].gpio_wp = -EINVAL; } else if ((omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C1_3) || (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C4)) { @@ -298,7 +310,8 @@ 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); @@ -320,7 +333,7 @@ static int beagle_twl_gpio_setup(struct device *dev, gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); /* DVI reset GPIO is different between beagle revisions */ - if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) + if (cpu_is_omap3630()) beagle_dvi_device.reset_gpio = 129; else beagle_dvi_device.reset_gpio = 170; @@ -334,7 +347,7 @@ 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 (cpu_is_omap3630()) { r = gpio_request(gpio + 1, "nDVI_PWR_EN"); if (!r) { r = gpio_direction_output(gpio + 1, 0); @@ -625,7 +638,7 @@ static void __init beagle_opp_init(void) } /* Custom OPP enabled for XM */ - if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { + if (cpu_is_omap3630()) { struct omap_hwmod *mh = omap_hwmod_lookup("mpu"); struct omap_hwmod *dh = omap_hwmod_lookup("iva"); struct device *dev; @@ -665,6 +678,11 @@ static void __init omap3_beagle_init(void) omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); omap3_beagle_init_rev(); omap3_beagle_i2c_init(); + + if (cpu_is_omap3630()) { + gpio_buttons[0].gpio = 4; + } + platform_add_devices(omap3_beagle_devices, ARRAY_SIZE(omap3_beagle_devices)); omap_display_init(&beagle_dss_data); -- 1.6.6.1