From patchwork Thu Apr 29 22:27:31 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cyril Chemparathy X-Patchwork-Id: 95879 Received: from arroyo.ext.ti.com (arroyo.ext.ti.com [192.94.94.40]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o3TMXtPX011098 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Thu, 29 Apr 2010 22:34:34 GMT Received: from dlep35.itg.ti.com ([157.170.170.118]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id o3TMWSJH024197 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 29 Apr 2010 17:32:28 -0500 Received: from linux.omap.com (localhost [127.0.0.1]) by dlep35.itg.ti.com (8.13.7/8.13.7) with ESMTP id o3TMWQDl027332; Thu, 29 Apr 2010 17:32:27 -0500 (CDT) Received: from linux.omap.com (localhost [127.0.0.1]) by linux.omap.com (Postfix) with ESMTP id 710358062E; Thu, 29 Apr 2010 17:32:26 -0500 (CDT) X-Original-To: davinci-linux-open-source@linux.davincidsp.com Delivered-To: davinci-linux-open-source@linux.davincidsp.com Received: from dlep35.itg.ti.com (dlep35.itg.ti.com [157.170.170.118]) by linux.omap.com (Postfix) with ESMTP id 6464180634 for ; Thu, 29 Apr 2010 17:27:52 -0500 (CDT) Received: from legion.dal.design.ti.com (localhost [127.0.0.1]) by dlep35.itg.ti.com (8.13.7/8.13.7) with ESMTP id o3TMRkQU023294; Thu, 29 Apr 2010 17:27:47 -0500 (CDT) Received: from gtrgwdeb (gtrgwdeb.telogy.design.ti.com [158.218.102.24]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id o3TMRkP12038; Thu, 29 Apr 2010 17:27:46 -0500 (CDT) Received: by gtrgwdeb (Postfix, from userid 39959) id 8A3081E0B28; Thu, 29 Apr 2010 18:27:45 -0400 (EDT) From: Cyril Chemparathy To: davinci-linux-open-source@linux.davincidsp.com Subject: [RFC 05/22] Davinci: gpio - controller type support Date: Thu, 29 Apr 2010 18:27:31 -0400 Message-Id: <1272580062-17663-6-git-send-email-cyril@ti.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1272580062-17663-1-git-send-email-cyril@ti.com> References: <1272580062-17663-1-git-send-email-cyril@ti.com> Cc: sshtylyov@mvista.com X-BeenThere: davinci-linux-open-source@linux.davincidsp.com X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: davinci-linux-open-source-bounces@linux.davincidsp.com Errors-To: davinci-linux-open-source-bounces@linux.davincidsp.com X-Greylist: Sender succeeded STARTTLS authentication, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Thu, 29 Apr 2010 22:34:37 +0000 (UTC) diff --git a/arch/arm/mach-davinci/da830.c b/arch/arm/mach-davinci/da830.c index 122e61a..68e5233 100644 --- a/arch/arm/mach-davinci/da830.c +++ b/arch/arm/mach-davinci/da830.c @@ -19,6 +19,7 @@ #include #include #include +#include #include "clock.h" #include "mux.h" @@ -1199,6 +1200,7 @@ static struct davinci_soc_info davinci_soc_info_da830 = { .intc_irq_prios = da830_default_priorities, .intc_irq_num = DA830_N_CP_INTC_IRQ, .timer_info = &da830_timer_info, + .gpio_type = GPIO_TYPE_DAVINCI, .gpio_base = IO_ADDRESS(DA8XX_GPIO_BASE), .gpio_num = 128, .gpio_irq = IRQ_DA8XX_GPIO0, diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c index d0fd756..8aefcff 100644 --- a/arch/arm/mach-davinci/da850.c +++ b/arch/arm/mach-davinci/da850.c @@ -27,6 +27,7 @@ #include #include #include +#include #include "clock.h" #include "mux.h" @@ -1084,6 +1085,7 @@ static struct davinci_soc_info davinci_soc_info_da850 = { .intc_irq_prios = da850_default_priorities, .intc_irq_num = DA850_N_CP_INTC_IRQ, .timer_info = &da850_timer_info, + .gpio_type = GPIO_TYPE_DAVINCI, .gpio_base = IO_ADDRESS(DA8XX_GPIO_BASE), .gpio_num = 144, .gpio_irq = IRQ_DA8XX_GPIO0, diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c index 5efce70..f9a54ff 100644 --- a/arch/arm/mach-davinci/dm355.c +++ b/arch/arm/mach-davinci/dm355.c @@ -859,6 +859,7 @@ static struct davinci_soc_info davinci_soc_info_dm355 = { .intc_irq_prios = dm355_default_priorities, .intc_irq_num = DAVINCI_N_AINTC_IRQ, .timer_info = &dm355_timer_info, + .gpio_type = GPIO_TYPE_DAVINCI, .gpio_base = IO_ADDRESS(DAVINCI_GPIO_BASE), .gpio_num = 104, .gpio_irq = IRQ_DM355_GPIOBNK0, diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c index 1ee3fc8..0566675 100644 --- a/arch/arm/mach-davinci/dm365.c +++ b/arch/arm/mach-davinci/dm365.c @@ -1064,6 +1064,7 @@ static struct davinci_soc_info davinci_soc_info_dm365 = { .intc_irq_prios = dm365_default_priorities, .intc_irq_num = DAVINCI_N_AINTC_IRQ, .timer_info = &dm365_timer_info, + .gpio_type = GPIO_TYPE_DAVINCI, .gpio_base = IO_ADDRESS(DAVINCI_GPIO_BASE), .gpio_num = 104, .gpio_irq = IRQ_DM365_GPIO0, diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c index 23cbe9d..4af349e 100644 --- a/arch/arm/mach-davinci/dm644x.c +++ b/arch/arm/mach-davinci/dm644x.c @@ -748,6 +748,7 @@ static struct davinci_soc_info davinci_soc_info_dm644x = { .intc_irq_prios = dm644x_default_priorities, .intc_irq_num = DAVINCI_N_AINTC_IRQ, .timer_info = &dm644x_timer_info, + .gpio_type = GPIO_TYPE_DAVINCI, .gpio_base = IO_ADDRESS(DAVINCI_GPIO_BASE), .gpio_num = 71, .gpio_irq = IRQ_GPIOBNK0, diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c index a0b3739..bdb1ace 100644 --- a/arch/arm/mach-davinci/dm646x.c +++ b/arch/arm/mach-davinci/dm646x.c @@ -832,6 +832,7 @@ static struct davinci_soc_info davinci_soc_info_dm646x = { .intc_irq_prios = dm646x_default_priorities, .intc_irq_num = DAVINCI_N_AINTC_IRQ, .timer_info = &dm646x_timer_info, + .gpio_type = GPIO_TYPE_DAVINCI, .gpio_base = IO_ADDRESS(DAVINCI_GPIO_BASE), .gpio_num = 43, /* Only 33 usable */ .gpio_irq = IRQ_DM646X_GPIOBNK0, diff --git a/arch/arm/mach-davinci/gpio.c b/arch/arm/mach-davinci/gpio.c index d241b4f..e422cd3 100644 --- a/arch/arm/mach-davinci/gpio.c +++ b/arch/arm/mach-davinci/gpio.c @@ -145,6 +145,9 @@ static int __init davinci_gpio_setup(void) struct davinci_soc_info *soc_info = &davinci_soc_info; struct davinci_gpio_regs *regs; + if (soc_info->gpio_type != GPIO_TYPE_DAVINCI) + return 0; + /* * The gpio banks conceptually expose a segmented bitmap, * and "ngpio" is one more than the largest zero-based diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h index 1d72883..8ffef5b 100644 --- a/arch/arm/mach-davinci/include/mach/common.h +++ b/arch/arm/mach-davinci/include/mach/common.h @@ -59,6 +59,7 @@ struct davinci_soc_info { u8 *intc_irq_prios; unsigned long intc_irq_num; struct davinci_timer_info *timer_info; + int gpio_type; void __iomem *gpio_base; unsigned gpio_num; unsigned gpio_irq; diff --git a/arch/arm/mach-davinci/include/mach/gpio.h b/arch/arm/mach-davinci/include/mach/gpio.h index 82591d0..9a71a26 100644 --- a/arch/arm/mach-davinci/include/mach/gpio.h +++ b/arch/arm/mach-davinci/include/mach/gpio.h @@ -21,6 +21,10 @@ #define DAVINCI_GPIO_BASE 0x01C67000 +enum davinci_gpio_type { + GPIO_TYPE_DAVINCI = 0, +}; + /* * basic gpio routines *