Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759820AbZFTBSm (ORCPT ); Fri, 19 Jun 2009 21:18:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759274AbZFTBR4 (ORCPT ); Fri, 19 Jun 2009 21:17:56 -0400 Received: from smtp107.biz.mail.mud.yahoo.com ([68.142.200.255]:39071 "HELO smtp107.biz.mail.mud.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754767AbZFTBRx (ORCPT ); Fri, 19 Jun 2009 21:17:53 -0400 X-Yahoo-SMTP: Y9aU0H6swBAqsiryRZEA7xtDWlgllPfq7He2xMk- X-YMail-OSG: V_lLsjIVM1lH42a4jQgE.G9v5zfBmx88qUni2vj3o_tSmyePaWbMOSfTE14fGIH_a1e69w5MN3_OQ2IsMHZQPz_hhg7xp9AaIkTqNttm68JUjM5oahZBxBmdwlVScWTqEKR3l.Fr5eJf4rZMieY6_nSqsWte21OG2Jsey3duH4npBH4pKDoGWfWRoTLkh1YStBCNA4RFW0.1AlHTdjKd04SS5sdH0UADFZiFJih4lpmE_G8mggUAOuZyujAAiYklRot3n2xSj3bv80qnwLSPH9.fsnjp6HhY5iih0YLnl3t9nJkFYYVMn.aGjgO2VBSt9U0z35cWEpO084jAXkrp3lTvMmIZB_GLIuIK5HVKxHqqWUpljFXjIgo- X-Yahoo-Newman-Property: ymail-3 From: sfking@fdwdc.com To: linux-kernel@vger.kernel.org Cc: uclinux-dev@uclinux.org, linux-m68k@vger.kernel.org, gerg@snapgear.com, Steven King Subject: [PATCH 02/13] generic GPIO support for the Freescale Coldfire 5206. Date: Fri, 19 Jun 2009 18:11:01 -0700 Message-Id: <1245460272-4329-3-git-send-email-sfking@fdwdc.com> X-Mailer: git-send-email 1.5.6.5 In-Reply-To: <1245460272-4329-2-git-send-email-sfking@fdwdc.com> References: <1245460272-4329-1-git-send-email-sfking@fdwdc.com> <1245460272-4329-2-git-send-email-sfking@fdwdc.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3293 Lines: 107 Add support for the 5206. Signed-off-by: Steven King --- arch/m68k/include/asm/m5206sim.h | 10 +++++- arch/m68knommu/platform/5206/Makefile | 2 +- arch/m68knommu/platform/5206/gpio.c | 49 +++++++++++++++++++++++++++++++++ 3 files changed, 58 insertions(+), 3 deletions(-) create mode 100644 arch/m68knommu/platform/5206/gpio.c diff --git a/arch/m68k/include/asm/m5206sim.h b/arch/m68k/include/asm/m5206sim.h index 7e3594d..7be8a2d 100644 --- a/arch/m68k/include/asm/m5206sim.h +++ b/arch/m68k/include/asm/m5206sim.h @@ -85,10 +85,16 @@ #define MCFSIM_PAR 0xcb /* Pin Assignment reg (r/w) */ #endif -#define MCFSIM_PADDR 0x1c5 /* Parallel Direction (r/w) */ -#define MCFSIM_PADAT 0x1c9 /* Parallel Port Value (r/w) */ +#define MCFSIM_PADDR (MCF_MBAR + 0x1c5) /* Parallel Direction (r/w) */ +#define MCFSIM_PADAT (MCF_MBAR + 0x1c9) /* Parallel Port Value (r/w) */ /* + * Generic GPIO + */ +#define MCFGPIO_PIN_MAX 8 +#define MCFGPIO_IRQ_VECBASE -1 +#define MCFGPIO_IRQ_MAX -1 +/* * Some symbol defines for the Parallel Port Pin Assignment Register */ #ifdef CONFIG_M5206e diff --git a/arch/m68knommu/platform/5206/Makefile b/arch/m68knommu/platform/5206/Makefile index a439d9a..113c333 100644 --- a/arch/m68knommu/platform/5206/Makefile +++ b/arch/m68knommu/platform/5206/Makefile @@ -14,5 +14,5 @@ asflags-$(CONFIG_FULLDEBUG) := -DDEBUGGER_COMPATIBLE_CACHE=1 -obj-y := config.o +obj-y := config.o gpio.o diff --git a/arch/m68knommu/platform/5206/gpio.c b/arch/m68knommu/platform/5206/gpio.c new file mode 100644 index 0000000..20720e5 --- /dev/null +++ b/arch/m68knommu/platform/5206/gpio.c @@ -0,0 +1,49 @@ +/* + * Coldfire generic GPIO support + * + * (C) Copyright 2009, Steven King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. +*/ + +#include +#include + +#include +#include +#include + +static struct mcf_gpio_chip mcf_gpio_chips[] = { + { + .gpio_chip = { + .label = "PP", + .request = mcf_gpio_request, + .free = mcf_gpio_free, + .direction_input = mcf_gpio_direction_input, + .direction_output = mcf_gpio_direction_output, + .get = mcf_gpio_get_value, + .set = mcf_gpio_set_value, + .ngpio = 8, + }, + .pddr = MCFSIM_PADDR, + .podr = MCFSIM_PADAT, + .ppdr = MCFSIM_PADAT, + }, +}; + +static int __init mcf_gpio_init(void) +{ + unsigned i = 0; + while (i < ARRAY_SIZE(mcf_gpio_chips)) + (void)gpiochip_add((struct gpio_chip *)&mcf_gpio_chips[i++]); + return 0; +} + +core_initcall(mcf_gpio_init); -- 1.5.6.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/