Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760774AbZFTBVX (ORCPT ); Fri, 19 Jun 2009 21:21:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759968AbZFTBSr (ORCPT ); Fri, 19 Jun 2009 21:18:47 -0400 Received: from smtp107.biz.mail.mud.yahoo.com ([68.142.200.255]:39222 "HELO smtp107.biz.mail.mud.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1759946AbZFTBSq (ORCPT ); Fri, 19 Jun 2009 21:18:46 -0400 X-Yahoo-SMTP: Y9aU0H6swBAqsiryRZEA7xtDWlgllPfq7He2xMk- X-YMail-OSG: HObi8yUVM1kFWSMxx3oRGOvNlg6LqtcA8_g9XjLrNzIVXjUmHpnfjXO3.6DoPs2x_j7LZtFbcEYtQP0t_r5n5tE3nPmpLtnjsJQr5j40rGXz1qIb1ZGvn7SER7IimfcXi.LJDfh6y_en1.Z4UUZkHQfBUO1CjdNu1fibtObhTVbPTF173k9QGxAbfQRbzkvRon5yQGHF_Mopl08n7_SDDX1cimUOdYE0bCm_K9qGVtfWZ1NPSK5Kq.cXLjfJnIHCU__soBmxQVufE0.xgqd4lCKZ3RkHetaV4wy.zXPJROA8km39t6Eo7RSx82bIRdVVQVhXPUUI18sOfSXurdfgcGaYtG9SwjyXweYwOEm7RaBbqp6byo36EAs- 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 12/13] generic GPIO support for the Freescale Coldfire 5407. Date: Fri, 19 Jun 2009 18:11:11 -0700 Message-Id: <1245460272-4329-13-git-send-email-sfking@fdwdc.com> X-Mailer: git-send-email 1.5.6.5 In-Reply-To: <1245460272-4329-12-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> <1245460272-4329-3-git-send-email-sfking@fdwdc.com> <1245460272-4329-4-git-send-email-sfking@fdwdc.com> <1245460272-4329-5-git-send-email-sfking@fdwdc.com> <1245460272-4329-6-git-send-email-sfking@fdwdc.com> <1245460272-4329-7-git-send-email-sfking@fdwdc.com> <1245460272-4329-8-git-send-email-sfking@fdwdc.com> <1245460272-4329-9-git-send-email-sfking@fdwdc.com> <1245460272-4329-10-git-send-email-sfking@fdwdc.com> <1245460272-4329-11-git-send-email-sfking@fdwdc.com> <1245460272-4329-12-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: 3236 Lines: 106 Add support for the 5407. Signed-off-by: Steven King --- arch/m68k/include/asm/m5407sim.h | 10 +++++- arch/m68knommu/platform/5407/Makefile | 2 +- arch/m68knommu/platform/5407/gpio.c | 49 +++++++++++++++++++++++++++++++++ 3 files changed, 58 insertions(+), 3 deletions(-) create mode 100644 arch/m68knommu/platform/5407/gpio.c diff --git a/arch/m68k/include/asm/m5407sim.h b/arch/m68k/include/asm/m5407sim.h index cc22c4a..2519475 100644 --- a/arch/m68k/include/asm/m5407sim.h +++ b/arch/m68k/include/asm/m5407sim.h @@ -73,9 +73,15 @@ #define MCFSIM_DACR1 0x110 /* DRAM 1 Addr and Ctrl (r/w) */ #define MCFSIM_DMR1 0x114 /* DRAM 1 Mask reg (r/w) */ -#define MCFSIM_PADDR 0x244 /* Parallel Direction (r/w) */ -#define MCFSIM_PADAT 0x248 /* Parallel Data (r/w) */ +#define MCFSIM_PADDR (MCF_MBAR + 0x244) +#define MCFSIM_PADAT (MCF_MBAR + 0x248) +/* + * Generic GPIO support + */ +#define MCFGPIO_PIN_MAX 16 +#define MCFGPIO_IRQ_MAX -1 +#define MCFGPIO_IRQ_VECBASE -1 /* * Some symbol defines for the above... diff --git a/arch/m68knommu/platform/5407/Makefile b/arch/m68knommu/platform/5407/Makefile index e6035e7..dee62c5 100644 --- a/arch/m68knommu/platform/5407/Makefile +++ b/arch/m68knommu/platform/5407/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/5407/gpio.c b/arch/m68knommu/platform/5407/gpio.c new file mode 100644 index 0000000..7511068 --- /dev/null +++ b/arch/m68knommu/platform/5407/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 = 16, + }, + .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/