From patchwork Wed Jun 29 07:54:41 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Huang Shijie X-Patchwork-Id: 927382 Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by demeter2.kernel.org (8.14.4/8.14.4) with ESMTP id p5T7btgX027571 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 29 Jun 2011 07:38:16 GMT Received: from canuck.infradead.org ([2001:4978:20e::1]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1QbpKq-0007t2-HU; Wed, 29 Jun 2011 07:37:23 +0000 Received: from localhost ([127.0.0.1] helo=canuck.infradead.org) by canuck.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1QbpKQ-00064J-34; Wed, 29 Jun 2011 07:36:54 +0000 Received: from db3ehsobe001.messaging.microsoft.com ([213.199.154.139] helo=DB3EHSOBE001.bigfish.com) by canuck.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1QbpIg-0005T8-LF; Wed, 29 Jun 2011 07:35:09 +0000 Received: from mail82-db3-R.bigfish.com (10.3.81.254) by DB3EHSOBE001.bigfish.com (10.3.84.21) with Microsoft SMTP Server id 14.1.225.22; Wed, 29 Jun 2011 07:34:58 +0000 Received: from mail82-db3 (localhost.localdomain [127.0.0.1]) by mail82-db3-R.bigfish.com (Postfix) with ESMTP id DF27415400E8; Wed, 29 Jun 2011 07:34:57 +0000 (UTC) X-SpamScore: 6 X-BigFish: VS6(zzc8kzz1202h1082kzz8275bhz2dh2a8h668h839h61h) X-Spam-TCS-SCL: 0:0 X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPVD:NLI; H:mail.freescale.net; RD:none; EFVD:NLI Received: from mail82-db3 (localhost.localdomain [127.0.0.1]) by mail82-db3 (MessageSwitch) id 1309332897521681_2196; Wed, 29 Jun 2011 07:34:57 +0000 (UTC) Received: from DB3EHSMHS002.bigfish.com (unknown [10.3.81.240]) by mail82-db3.bigfish.com (Postfix) with ESMTP id 6D6732A804B; Wed, 29 Jun 2011 07:34:57 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by DB3EHSMHS002.bigfish.com (10.3.87.102) with Microsoft SMTP Server (TLS) id 14.1.225.22; Wed, 29 Jun 2011 07:34:57 +0000 Received: from az33smr02.freescale.net (10.64.34.200) by 039-SN1MMR1-002.039d.mgd.msft.net (10.84.1.15) with Microsoft SMTP Server id 14.1.289.8; Wed, 29 Jun 2011 02:34:55 -0500 Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by az33smr02.freescale.net (8.13.1/8.13.0) with ESMTP id p5T7YlkT025203; Wed, 29 Jun 2011 02:34:53 -0500 (CDT) From: Huang Shijie To: Subject: [PATCH V4 2/3] ARM: mxs: add GPMI-NFC device for imx23 Date: Wed, 29 Jun 2011 15:54:41 +0800 Message-ID: <1309334082-9501-3-git-send-email-b32955@freescale.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1309334082-9501-1-git-send-email-b32955@freescale.com> References: <1309334082-9501-1-git-send-email-b32955@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com X-CRM114-Version: 20090807-BlameThorstenAndJenny ( TRE 0.7.6 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20110629_033507_170008_5707CFE2 X-CRM114-Status: GOOD ( 22.58 ) X-Spam-Score: -0.7 (/) X-Spam-Report: SpamAssassin version 3.3.1 on canuck.infradead.org summary: Content analysis details: (-0.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [213.199.154.139 listed in list.dnswl.org] Cc: w.sang@pengutronix.de, thierry.nolf.barco@gmail.com, Huang Shijie , linux-mtd@lists.infradead.org, u.kleine-koenig@pengutronix.de, linux-arm-kernel@lists.infradead.org, LW@KARO-electronics.de X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter2.kernel.org [140.211.167.43]); Wed, 29 Jun 2011 07:38:16 +0000 (UTC) add the gpmi-nfc device for imx23. Signed-off-by: Huang Shijie --- arch/arm/mach-mxs/clock-mx23.c | 1 + arch/arm/mach-mxs/devices-mx23.h | 4 + arch/arm/mach-mxs/devices/Kconfig | 3 + arch/arm/mach-mxs/devices/Makefile | 1 + arch/arm/mach-mxs/devices/platform-gpmi-nfc.c | 71 +++++++++++++++++++++++ arch/arm/mach-mxs/include/mach/devices-common.h | 10 +++ arch/arm/mach-mxs/mach-mx23evk.c | 37 ++++++++++++ 7 files changed, 127 insertions(+), 0 deletions(-) create mode 100644 arch/arm/mach-mxs/devices/platform-gpmi-nfc.c diff --git a/arch/arm/mach-mxs/clock-mx23.c b/arch/arm/mach-mxs/clock-mx23.c index 0163b6d..e190c53 100644 --- a/arch/arm/mach-mxs/clock-mx23.c +++ b/arch/arm/mach-mxs/clock-mx23.c @@ -456,6 +456,7 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK("mxs-pwm.3", NULL, pwm_clk) _REGISTER_CLOCK("mxs-pwm.4", NULL, pwm_clk) _REGISTER_CLOCK("imx23-fb", NULL, lcdif_clk) + _REGISTER_CLOCK("imx23-gpmi-nfc", NULL, gpmi_clk) }; static int clk_misc_init(void) diff --git a/arch/arm/mach-mxs/devices-mx23.h b/arch/arm/mach-mxs/devices-mx23.h index c6f345f..a9c495d 100644 --- a/arch/arm/mach-mxs/devices-mx23.h +++ b/arch/arm/mach-mxs/devices-mx23.h @@ -21,6 +21,10 @@ extern const struct mxs_auart_data mx23_auart_data[] __initconst; #define mx23_add_auart0() mx23_add_auart(0) #define mx23_add_auart1() mx23_add_auart(1) +extern const struct mxs_gpmi_nfc_data mx23_gpmi_nfc_data __initconst; +#define mx23_add_gpmi_nfc(pdata) \ + mxs_add_gpmi_nfc(pdata, &mx23_gpmi_nfc_data) + extern const struct mxs_mxs_mmc_data mx23_mxs_mmc_data[] __initconst; #define mx23_add_mxs_mmc(id, pdata) \ mxs_add_mxs_mmc(&mx23_mxs_mmc_data[id], pdata) diff --git a/arch/arm/mach-mxs/devices/Kconfig b/arch/arm/mach-mxs/devices/Kconfig index acf9eea..b42a14b 100644 --- a/arch/arm/mach-mxs/devices/Kconfig +++ b/arch/arm/mach-mxs/devices/Kconfig @@ -12,6 +12,9 @@ config MXS_HAVE_PLATFORM_FLEXCAN select HAVE_CAN_FLEXCAN if CAN bool +config MXS_HAVE_PLATFORM_GPMI_NFC + bool + config MXS_HAVE_PLATFORM_MXS_I2C bool diff --git a/arch/arm/mach-mxs/devices/Makefile b/arch/arm/mach-mxs/devices/Makefile index 351915c..972abdc 100644 --- a/arch/arm/mach-mxs/devices/Makefile +++ b/arch/arm/mach-mxs/devices/Makefile @@ -3,6 +3,7 @@ obj-$(CONFIG_MXS_HAVE_PLATFORM_AUART) += platform-auart.o obj-y += platform-dma.o obj-$(CONFIG_MXS_HAVE_PLATFORM_FEC) += platform-fec.o obj-$(CONFIG_MXS_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.o +obj-$(CONFIG_MXS_HAVE_PLATFORM_GPMI_NFC) += platform-gpmi-nfc.o obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_I2C) += platform-mxs-i2c.o obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_MMC) += platform-mxs-mmc.o obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_PWM) += platform-mxs-pwm.o diff --git a/arch/arm/mach-mxs/devices/platform-gpmi-nfc.c b/arch/arm/mach-mxs/devices/platform-gpmi-nfc.c new file mode 100644 index 0000000..5a68370 --- /dev/null +++ b/arch/arm/mach-mxs/devices/platform-gpmi-nfc.c @@ -0,0 +1,71 @@ +/* + * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved. + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#include +#include +#include + +#define RES_MEM(soc, _id, _s, _n) \ + { \ + .start = soc ##_## _id ## _BASE_ADDR, \ + .end = soc ##_## _id ## _BASE_ADDR + (_s) - 1,\ + .name = (_n), \ + .flags = IORESOURCE_MEM, \ + } + +#define RES_IRQ(soc, _id, _n) \ + { \ + .start = soc ##_INT_## _id, \ + .end = soc ##_INT_## _id, \ + .name = (_n), \ + .flags = IORESOURCE_IRQ, \ + } + +#define RES_DMA(soc, _i_s, _i_e, _n) \ + { \ + .start = soc ##_## _i_s, \ + .end = soc ##_## _i_e, \ + .name = (_n), \ + .flags = IORESOURCE_DMA, \ + } + +#ifdef CONFIG_SOC_IMX23 +const struct mxs_gpmi_nfc_data mx23_gpmi_nfc_data __initconst = { + .devid = "imx23-gpmi-nfc", + .res = { + /* GPMI */ + RES_MEM(MX23, GPMI, SZ_8K, GPMI_NFC_GPMI_REGS_ADDR_RES_NAME), + RES_IRQ(MX23, GPMI_ATTENTION, GPMI_NFC_GPMI_INTERRUPT_RES_NAME), + /* BCH */ + RES_MEM(MX23, BCH, SZ_8K, GPMI_NFC_BCH_REGS_ADDR_RES_NAME), + RES_IRQ(MX23, BCH, GPMI_NFC_BCH_INTERRUPT_RES_NAME), + /* DMA */ + RES_DMA(MX23, DMA_GPMI0, DMA_GPMI3, + GPMI_NFC_DMA_CHANNELS_RES_NAME), + RES_IRQ(MX23, GPMI_DMA, GPMI_NFC_DMA_INTERRUPT_RES_NAME), + }, +}; +#endif + +struct platform_device *__init +mxs_add_gpmi_nfc(const struct gpmi_nfc_platform_data *pdata, + const struct mxs_gpmi_nfc_data *data) +{ + return mxs_add_platform_device_dmamask(data->devid, -1, + data->res, RES_SIZE, + pdata, sizeof(*pdata), DMA_BIT_MASK(32)); +} diff --git a/arch/arm/mach-mxs/include/mach/devices-common.h b/arch/arm/mach-mxs/include/mach/devices-common.h index 812d7a8..e032120 100644 --- a/arch/arm/mach-mxs/include/mach/devices-common.h +++ b/arch/arm/mach-mxs/include/mach/devices-common.h @@ -66,6 +66,16 @@ struct platform_device *__init mxs_add_flexcan( const struct mxs_flexcan_data *data, const struct flexcan_platform_data *pdata); +/* gpmi-nfc */ +#include +struct mxs_gpmi_nfc_data { + const char *devid; + const struct resource res[RES_SIZE]; +}; +struct platform_device *__init +mxs_add_gpmi_nfc(const struct gpmi_nfc_platform_data *pdata, + const struct mxs_gpmi_nfc_data *data); + /* i2c */ struct mxs_mxs_i2c_data { int id; diff --git a/arch/arm/mach-mxs/mach-mx23evk.c b/arch/arm/mach-mxs/mach-mx23evk.c index 3c2de33..772b373 100644 --- a/arch/arm/mach-mxs/mach-mx23evk.c +++ b/arch/arm/mach-mxs/mach-mx23evk.c @@ -107,6 +107,42 @@ static const iomux_cfg_t mx23evk_pads[] __initconst = { (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), }; +/* gpmi-nfc */ +#define MXS_PAD_GPMI_NFC (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL) +static iomux_cfg_t mx23evk_gpmi_nfc_pads[] = { + MX23_PAD_GPMI_D00__GPMI_D00 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D01__GPMI_D01 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D02__GPMI_D02 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D03__GPMI_D03 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D04__GPMI_D04 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D05__GPMI_D05 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D06__GPMI_D06 | MXS_PAD_CTRL, + MX23_PAD_GPMI_D07__GPMI_D07 | MXS_PAD_CTRL, + MX23_PAD_GPMI_CLE__GPMI_CLE | MXS_PAD_CTRL, + MX23_PAD_GPMI_ALE__GPMI_ALE | MXS_PAD_CTRL, + MX23_PAD_GPMI_WPN__GPMI_WPN | MXS_PAD_GPMI_NFC, + MX23_PAD_GPMI_WRN__GPMI_WRN | MXS_PAD_GPMI_NFC, + MX23_PAD_GPMI_RDN__GPMI_RDN | MXS_PAD_GPMI_NFC, + MX23_PAD_GPMI_RDY0__GPMI_RDY0 | MXS_PAD_CTRL, + MX23_PAD_GPMI_RDY1__GPMI_RDY1 | MXS_PAD_CTRL, + MX23_PAD_GPMI_CE0N__GPMI_CE0N | MXS_PAD_CTRL, + MX23_PAD_GPMI_CE1N__GPMI_CE1N | MXS_PAD_CTRL, +}; + +static int mx23evk_gpmi_nfc_platform_init(void) +{ + return mxs_iomux_setup_multiple_pads(mx23evk_gpmi_nfc_pads, + ARRAY_SIZE(mx23evk_gpmi_nfc_pads)); +} + +static const +struct gpmi_nfc_platform_data mx23evk_gpmi_nfc_data __initconst = { + .platform_init = mx23evk_gpmi_nfc_platform_init, + .min_prop_delay_in_ns = 5, + .max_prop_delay_in_ns = 9, + .max_chip_count = 1, +}; + /* mxsfb (lcdif) */ static struct fb_videomode mx23evk_video_modes[] = { { @@ -166,6 +202,7 @@ static void __init mx23evk_init(void) else gpio_set_value(MX23EVK_BL_ENABLE, 1); + mx23_add_gpmi_nfc(&mx23evk_gpmi_nfc_data); mx23_add_mxsfb(&mx23evk_mxsfb_pdata); }