From patchwork Tue May 4 14:15:51 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Koskinen, Aaro (Nokia - FI/Espoo)" X-Patchwork-Id: 96803 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o44EHUi0020744 for ; Tue, 4 May 2010 14:17:30 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932187Ab0EDOQz (ORCPT ); Tue, 4 May 2010 10:16:55 -0400 Received: from smtp.nokia.com ([192.100.122.233]:22711 "EHLO mgw-mx06.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753443Ab0EDOQy (ORCPT ); Tue, 4 May 2010 10:16:54 -0400 Received: from esebh106.NOE.Nokia.com (esebh106.ntc.nokia.com [172.21.138.213]) by mgw-mx06.nokia.com (Switch-3.3.3/Switch-3.3.3) with ESMTP id o44EGHN6015709; Tue, 4 May 2010 17:16:50 +0300 Received: from esebh102.NOE.Nokia.com ([172.21.138.183]) by esebh106.NOE.Nokia.com with Microsoft SMTPSVC(6.0.3790.3959); Tue, 4 May 2010 17:16:24 +0300 Received: from mgw-sa01.ext.nokia.com ([147.243.1.47]) by esebh102.NOE.Nokia.com over TLS secured channel with Microsoft SMTPSVC(6.0.3790.3959); Tue, 4 May 2010 17:16:24 +0300 Received: from localhost.localdomain (esdhcp041196.research.nokia.com [172.21.41.196]) by mgw-sa01.ext.nokia.com (Switch-3.3.3/Switch-3.3.3) with ESMTP id o44EGLPi013836; Tue, 4 May 2010 17:16:24 +0300 From: Aaro Koskinen To: linux-input@vger.kernel.org, linux-omap@vger.kernel.org, dmitry.torokhov@gmail.com Cc: aaro.koskinen@nokia.com Subject: [RESEND PATCH v4 2/2] omap: rx-51: enable tsc2005 Date: Tue, 4 May 2010 17:15:51 +0300 Message-Id: <1272982551-16439-2-git-send-email-aaro.koskinen@nokia.com> X-Mailer: git-send-email 1.6.3.3 In-Reply-To: <1272982551-16439-1-git-send-email-aaro.koskinen@nokia.com> References: <1272982551-16439-1-git-send-email-aaro.koskinen@nokia.com> X-OriginalArrivalTime: 04 May 2010 14:16:24.0683 (UTC) FILETIME=[60E5A3B0:01CAEB94] X-Nokia-AV: Clean Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Tue, 04 May 2010 14:17:31 +0000 (UTC) diff --git a/arch/arm/configs/rx51_defconfig b/arch/arm/configs/rx51_defconfig index 45135ff..2ebfdb9 100644 --- a/arch/arm/configs/rx51_defconfig +++ b/arch/arm/configs/rx51_defconfig @@ -804,6 +804,7 @@ CONFIG_INPUT_TOUCHSCREEN=y # CONFIG_TOUCHSCREEN_TOUCHWIN is not set # CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set # CONFIG_TOUCHSCREEN_TOUCHIT213 is not set +CONFIG_TOUCHSCREEN_TSC2005=m # CONFIG_TOUCHSCREEN_TSC2007 is not set CONFIG_INPUT_MISC=y # CONFIG_INPUT_ATI_REMOTE is not set diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index 4377a4c..0fafac4 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -42,18 +43,28 @@ #define RX51_WL1251_POWER_GPIO 87 #define RX51_WL1251_IRQ_GPIO 42 +#define RX51_TSC2005_RESET_GPIO 104 +#define RX51_TSC2005_IRQ_GPIO 100 + /* list all spi devices here */ enum { RX51_SPI_WL1251, + RX51_SPI_TSC2005, }; static struct wl12xx_platform_data wl1251_pdata; +static struct tsc2005_platform_data tsc2005_pdata; static struct omap2_mcspi_device_config wl1251_mcspi_config = { .turbo_mode = 0, .single_channel = 1, }; +static struct omap2_mcspi_device_config tsc2005_mcspi_config = { + .turbo_mode = 0, + .single_channel = 1, +}; + static struct spi_board_info rx51_peripherals_spi_board_info[] __initdata = { [RX51_SPI_WL1251] = { .modalias = "wl1251", @@ -64,6 +75,15 @@ static struct spi_board_info rx51_peripherals_spi_board_info[] __initdata = { .controller_data = &wl1251_mcspi_config, .platform_data = &wl1251_pdata, }, + [RX51_SPI_TSC2005] = { + .modalias = "tsc2005", + .bus_num = 1, + .chip_select = 0, + .irq = OMAP_GPIO_IRQ(RX51_TSC2005_IRQ_GPIO), + .max_speed_hz = 6000000, + .controller_data = &tsc2005_mcspi_config, + .platform_data = &tsc2005_pdata, + }, }; #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) @@ -703,6 +723,42 @@ static inline void board_onenand_init(void) #endif +static struct tsc2005_platform_data tsc2005_pdata = { + .ts_pressure_max = 2048, + .ts_pressure_fudge = 2, + .ts_x_max = 4096, + .ts_x_fudge = 4, + .ts_y_max = 4096, + .ts_y_fudge = 7, + .ts_x_plate_ohm = 280, + .esd_timeout_ms = 8000, +}; + +static void rx51_tsc2005_set_reset(bool enable) +{ + gpio_set_value(RX51_TSC2005_RESET_GPIO, enable); +} + +static void __init rx51_init_tsc2005(void) +{ + int r; + + r = gpio_request(RX51_TSC2005_IRQ_GPIO, "tsc2005 IRQ"); + if (r >= 0) + gpio_direction_input(RX51_TSC2005_IRQ_GPIO); + else + printk(KERN_ERR "unable to get %s GPIO\n", "tsc2005 IRQ"); + + r = gpio_request(RX51_TSC2005_RESET_GPIO, "tsc2005 reset"); + if (r >= 0) { + gpio_direction_output(RX51_TSC2005_RESET_GPIO, 1); + tsc2005_pdata.set_reset = rx51_tsc2005_set_reset; + } else { + printk(KERN_ERR "unable to get %s GPIO\n", "tsc2005 reset"); + tsc2005_pdata.esd_timeout_ms = 0; + } +} + #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) static struct omap_smc91x_platform_data board_smc91x_data = { @@ -787,6 +843,7 @@ void __init rx51_peripherals_init(void) board_smc91x_init(); rx51_add_gpio_keys(); rx51_init_wl1251(); + rx51_init_tsc2005(); spi_register_board_info(rx51_peripherals_spi_board_info, ARRAY_SIZE(rx51_peripherals_spi_board_info)); omap2_hsmmc_init(mmc);