From patchwork Tue Jun 5 06:02:27 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thierry Reding X-Patchwork-Id: 163018 X-Patchwork-Delegate: twarren@nvidia.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from theia.denx.de (theia.denx.de [85.214.87.163]) by ozlabs.org (Postfix) with ESMTP id 3C2D5B6F6E for ; Tue, 5 Jun 2012 16:03:53 +1000 (EST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 09E1D280AB; Tue, 5 Jun 2012 08:03:26 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 3T3sIPH5HiMb; Tue, 5 Jun 2012 08:03:25 +0200 (CEST) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id AFE93280CC; Tue, 5 Jun 2012 08:03:08 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id CE64A28090 for ; Tue, 5 Jun 2012 08:03:06 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id phYtPTZMjLHN for ; Tue, 5 Jun 2012 08:03:06 +0200 (CEST) X-policyd-weight: NOT_IN_SBL_XBL_SPAMHAUS=-1.5 NOT_IN_SPAMCOP=-1.5 NOT_IN_BL_NJABL=-1.5 (only DNSBL check requested) Received: from moutng.kundenserver.de (moutng.kundenserver.de [212.227.126.171]) by theia.denx.de (Postfix) with ESMTP id 2FFFC28093 for ; Tue, 5 Jun 2012 08:02:48 +0200 (CEST) Received: from benhur.adnet.avionic-design.de (p548E0438.dip0.t-ipconnect.de [84.142.4.56]) by mrelayeu.kundenserver.de (node=mreu4) with ESMTP (Nemesis) id 0M0XKU-1RiBaX0lP4-00uG2r; Tue, 05 Jun 2012 08:02:35 +0200 Received: from mailbox.adnet.avionic-design.de (add-virt-zarafa.adnet.avionic-design.de [172.20.129.9]) by benhur.adnet.avionic-design.de (Postfix) with ESMTP id 7E45B2C4124; Tue, 5 Jun 2012 08:02:38 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by mailbox.adnet.avionic-design.de (Postfix) with ESMTP id B17BC2A2824C; Tue, 5 Jun 2012 08:02:34 +0200 (CEST) X-Virus-Scanned: amavisd-new at avionic-design.de Received: from mailbox.adnet.avionic-design.de ([127.0.0.1]) by localhost (mailbox.avionic-design.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id xdAbb0XoeC1I; Tue, 5 Jun 2012 08:02:33 +0200 (CEST) Received: from localhost (avionic-0098.adnet.avionic-design.de [172.20.31.233]) (Authenticated sender: thierry.reding) by mailbox.adnet.avionic-design.de (Postfix) with ESMTPA id CB6E32A28213; Tue, 5 Jun 2012 08:02:32 +0200 (CEST) From: Thierry Reding To: u-boot@lists.denx.de Date: Tue, 5 Jun 2012 08:02:27 +0200 Message-Id: <1338876150-8170-4-git-send-email-thierry.reding@avionic-design.de> X-Mailer: git-send-email 1.7.10.3 In-Reply-To: <1338876150-8170-1-git-send-email-thierry.reding@avionic-design.de> References: <1338876150-8170-1-git-send-email-thierry.reding@avionic-design.de> X-Provags-ID: V02:K0:8Bi8dQTSYBPdcWKDRUBIN4126ab28ItcbWmwuNHWFQq oGrIBrmNU7SFAbPMKtfuoKgR/CvBGZyE8XIvU2eqIjw3bMuHRR RIUVXbanzf4CSjgCHMgAZLztjSqdEcDX0VPtdBDHfFA4Rb4hEA LIrOGqR7ewJ6JXUhDQKuWvzltKcXIx/naY+sgZypFaxRAQKxI7 vlGgtHENZJMU2QeShvkrGizNRMtp9ZqloiSdYJvBSTk4+MUw52 454kuRkiLWXzy1wSaKKsuYtS8qjm86VQubcMh8yO44MI4j1fbO sWSazwPXcm2MLUj50lO3LgTmMW62xbFVkora9P4lnEUBOuZPZ0 0pVPDyjeq8YLyhkhedb9CRBAefmIt9jhTC+npjV95ztI0lw+tn lpq+mEnVDXV9dLJ7GrrRKH7zLd6Ln52ZSgH84zzpE1MVWNAhs/ 1ZyWs Cc: Tom Warren Subject: [U-Boot] [PATCH v3 4/7] tegra: Allow boards to perform early GPIO setup X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.11 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de The new gpio_early_init() function, which does nothing by default, can be overridden by boards to configure GPIOs at an early stage. Signed-off-by: Thierry Reding Acked-by: Stephen Warren --- Changes in v3: - none Changes in v2: - new patch required for TEC support board/nvidia/common/board.c | 7 +++++++ board/nvidia/common/board.h | 1 + 2 files changed, 8 insertions(+) diff --git a/board/nvidia/common/board.c b/board/nvidia/common/board.c index 2e22133..a159deb 100644 --- a/board/nvidia/common/board.c +++ b/board/nvidia/common/board.c @@ -132,11 +132,18 @@ int board_init(void) } #ifdef CONFIG_BOARD_EARLY_INIT_F +static void __gpio_early_init(void) +{ +} + +void gpio_early_init(void) __attribute__((weak, alias("__gpio_early_init"))); + int board_early_init_f(void) { board_init_uart_f(); /* Initialize periph GPIOs */ + gpio_early_init(); #ifdef CONFIG_SPI_UART_SWITCH gpio_early_init_uart(); #else diff --git a/board/nvidia/common/board.h b/board/nvidia/common/board.h index 09fb158..dada4c4 100644 --- a/board/nvidia/common/board.h +++ b/board/nvidia/common/board.h @@ -25,6 +25,7 @@ #define _BOARD_H_ void gpio_config_uart(void); +void gpio_early_init(void); void gpio_early_init_uart(void); /*