From patchwork Fri May 27 12:40:18 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Koen Kooi X-Patchwork-Id: 823932 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p4RCd2Tw007085 for ; Fri, 27 May 2011 12:40:24 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754171Ab1E0MkY (ORCPT ); Fri, 27 May 2011 08:40:24 -0400 Received: from mail-wy0-f174.google.com ([74.125.82.174]:37399 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753996Ab1E0MkX (ORCPT ); Fri, 27 May 2011 08:40:23 -0400 Received: by wya21 with SMTP id 21so1216142wya.19 for ; Fri, 27 May 2011 05:40:22 -0700 (PDT) Received: by 10.227.174.2 with SMTP id r2mr1679584wbz.87.1306500022513; Fri, 27 May 2011 05:40:22 -0700 (PDT) Received: from localhost (ip545070eb.adsl-surfen.hetnet.nl [84.80.112.235]) by mx.google.com with ESMTPS id et5sm1159282wbb.16.2011.05.27.05.40.21 (version=TLSv1/SSLv3 cipher=OTHER); Fri, 27 May 2011 05:40:21 -0700 (PDT) From: Koen Kooi To: linux-omap@vger.kernel.org Cc: jkridner@beagleboard.org, Koen Kooi Subject: [PATCH v2] OMAP3: beagle: add support for beagleboard xM revision C Date: Fri, 27 May 2011 14:40:18 +0200 Message-Id: <1306500018-19685-1-git-send-email-koen@dominion.thruhere.net> X-Mailer: git-send-email 1.6.6.1 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Fri, 27 May 2011 12:40:25 +0000 (UTC) The USB enable GPIO has been inverted again and the USER button moved. Future revisions will now fall back to xM rev C instead of unknown. Signed-off-by: Koen Kooi --- Changes since v1: * updated against mainline to take Igors gpio cleanup into account * removed xM rev B checks, no boards with that ID were ever produced, rev B boards show up as rev A * double checked whitespace: total: 0 errors, 0 warnings, 89 lines checked patches/0001-OMAP3-beagle-add-support-for-beagleboard-xM-revision.patch has no obvious style problems and is ready for submission. arch/arm/mach-omap2/board-omap3beagle.c | 31 +++++++++++++++++++++++-------- 1 files changed, 23 insertions(+), 8 deletions(-) diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index be71426..177769b 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -63,7 +63,9 @@ * 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 - unused + * XMC = GPIO173, GPIO172, GPIO171: 0 1 0 */ enum { OMAP3BEAGLE_BOARD_UNKN = 0, @@ -71,6 +73,7 @@ enum { OMAP3BEAGLE_BOARD_C1_3, OMAP3BEAGLE_BOARD_C4, OMAP3BEAGLE_BOARD_XM, + OMAP3BEAGLE_BOARD_XMC, }; static u8 omap3_beagle_version; @@ -123,9 +126,13 @@ static void __init omap3_beagle_init_rev(void) printk(KERN_INFO "OMAP3 Beagle Rev: xM\n"); omap3_beagle_version = OMAP3BEAGLE_BOARD_XM; break; + case 2: + printk(KERN_INFO "OMAP3 Beagle Rev: xM\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; + omap3_beagle_version = OMAP3BEAGLE_BOARD_XMC; } } @@ -253,7 +260,7 @@ static int beagle_twl_gpio_setup(struct device *dev, { int r, usb_pwr_level; - 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)) { @@ -275,11 +282,10 @@ static int beagle_twl_gpio_setup(struct device *dev, * high / others active low) * DVI reset GPIO is different between beagle revisions */ - if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { - usb_pwr_level = GPIOF_OUT_INIT_HIGH; + if (cpu_is_omap3630()) { beagle_dvi_device.reset_gpio = 129; /* - * gpio + 1 on Xm controls the TFP410's enable line (active low) + * gpio + 1 on xM controls the TFP410's enable line (active low) * gpio + 2 control varies depending on the board rev as below: * P7/P8 revisions(prototype): Camera EN * A2+ revisions (production): LDO (DVI, serial, led blocks) @@ -295,7 +301,6 @@ static int beagle_twl_gpio_setup(struct device *dev, pr_err("%s: unable to configure DVI_LDO_EN\n", __func__); } else { - usb_pwr_level = GPIOF_OUT_INIT_LOW; beagle_dvi_device.reset_gpio = 170; /* * REVISIT: need ehci-omap hooks for external VBUS @@ -305,6 +310,12 @@ static int beagle_twl_gpio_setup(struct device *dev, pr_err("%s: unable to configure EHCI_nOC\n", __func__); } + /* Only xM rev A and xM rev B use active high */ + if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) + usb_pwr_level = GPIOF_OUT_INIT_HIGH; + else + usb_pwr_level = GPIOF_OUT_INIT_LOW; + gpio_request_one(gpio + TWL4030_GPIO_MAX, usb_pwr_level, "nEN_USB_PWR"); /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ @@ -525,7 +536,7 @@ 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; @@ -565,6 +576,10 @@ 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);