From patchwork Tue Apr 15 10:28:05 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Belloni X-Patchwork-Id: 3990861 Return-Path: X-Original-To: patchwork-linux-input@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 764AEBFF02 for ; Tue, 15 Apr 2014 10:31:34 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 644F52024C for ; Tue, 15 Apr 2014 10:31:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2E7872022D for ; Tue, 15 Apr 2014 10:31:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752807AbaDOKbI (ORCPT ); Tue, 15 Apr 2014 06:31:08 -0400 Received: from top.free-electrons.com ([176.31.233.9]:39067 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754516AbaDOK2W (ORCPT ); Tue, 15 Apr 2014 06:28:22 -0400 Received: by mail.free-electrons.com (Postfix, from userid 106) id 16718967; Tue, 15 Apr 2014 12:28:22 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-7.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from localhost (128-79-216-6.hfc.dyn.abo.bbox.fr [128.79.216.6]) by mail.free-electrons.com (Postfix) with ESMTPSA id B772560F; Tue, 15 Apr 2014 12:28:21 +0200 (CEST) From: Alexandre Belloni To: Nicolas Ferre , Jonathan Cameron , Dmitry Torokhov Cc: Jean-Christophe Plagniol-Villard , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-iio@vger.kernel.org, linux-input@vger.kernel.org, Alexandre Belloni Subject: [PATCHv3 10/15] ARM: at91: sam9g45: switch from atmel_tsadcc to at91_adc Date: Tue, 15 Apr 2014 12:28:05 +0200 Message-Id: <1397557690-5650-11-git-send-email-alexandre.belloni@free-electrons.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1397557690-5650-1-git-send-email-alexandre.belloni@free-electrons.com> References: <1397557690-5650-1-git-send-email-alexandre.belloni@free-electrons.com> Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP atmel_tsadcc is not allowing to use the remaining ADC channels while at91_adc does. Completely switch to at91_adc and remove the tsadcc platform_data for at91sam9g45 and at91sam9g45 based boards. Signed-off-by: Alexandre Belloni --- arch/arm/configs/at91sam9g45_defconfig | 3 +- arch/arm/mach-at91/at91sam9g45_devices.c | 53 +------------------------------- arch/arm/mach-at91/board-sam9m10g45ek.c | 15 ++------- 3 files changed, 5 insertions(+), 66 deletions(-) diff --git a/arch/arm/configs/at91sam9g45_defconfig b/arch/arm/configs/at91sam9g45_defconfig index e181a50fd65a..c6661a60025d 100644 --- a/arch/arm/configs/at91sam9g45_defconfig +++ b/arch/arm/configs/at91sam9g45_defconfig @@ -83,7 +83,6 @@ CONFIG_KEYBOARD_GPIO=y # CONFIG_INPUT_MOUSE is not set CONFIG_INPUT_TOUCHSCREEN=y CONFIG_TOUCHSCREEN_ATMEL_MXT=m -CONFIG_TOUCHSCREEN_ATMEL_TSADCC=y # CONFIG_SERIO is not set # CONFIG_LEGACY_PTYS is not set CONFIG_SERIAL_ATMEL=y @@ -146,6 +145,8 @@ CONFIG_DMADEVICES=y CONFIG_AT_HDMAC=y CONFIG_DMATEST=m # CONFIG_IOMMU_SUPPORT is not set +CONFIG_IIO=y +CONFIG_AT91_ADC=y CONFIG_EXT4_FS=y CONFIG_FANOTIFY=y CONFIG_VFAT_FS=y diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c index d186f474b83c..3cec148bad5a 100644 --- a/arch/arm/mach-at91/at91sam9g45_devices.c +++ b/arch/arm/mach-at91/at91sam9g45_devices.c @@ -1132,58 +1132,7 @@ static void __init at91_add_device_rtc(void) {} /* -------------------------------------------------------------------- - * Touchscreen - * -------------------------------------------------------------------- */ - -#if defined(CONFIG_TOUCHSCREEN_ATMEL_TSADCC) || defined(CONFIG_TOUCHSCREEN_ATMEL_TSADCC_MODULE) -static u64 tsadcc_dmamask = DMA_BIT_MASK(32); -static struct at91_tsadcc_data tsadcc_data; - -static struct resource tsadcc_resources[] = { - [0] = { - .start = AT91SAM9G45_BASE_TSC, - .end = AT91SAM9G45_BASE_TSC + SZ_16K - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_TSC, - .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_TSC, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device at91sam9g45_tsadcc_device = { - .name = "atmel_tsadcc", - .id = -1, - .dev = { - .dma_mask = &tsadcc_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &tsadcc_data, - }, - .resource = tsadcc_resources, - .num_resources = ARRAY_SIZE(tsadcc_resources), -}; - -void __init at91_add_device_tsadcc(struct at91_tsadcc_data *data) -{ - if (!data) - return; - - at91_set_gpio_input(AT91_PIN_PD20, 0); /* AD0_XR */ - at91_set_gpio_input(AT91_PIN_PD21, 0); /* AD1_XL */ - at91_set_gpio_input(AT91_PIN_PD22, 0); /* AD2_YT */ - at91_set_gpio_input(AT91_PIN_PD23, 0); /* AD3_TB */ - - tsadcc_data = *data; - platform_device_register(&at91sam9g45_tsadcc_device); -} -#else -void __init at91_add_device_tsadcc(struct at91_tsadcc_data *data) {} -#endif - - -/* -------------------------------------------------------------------- - * ADC + * ADC and touchscreen * -------------------------------------------------------------------- */ #if IS_ENABLED(CONFIG_AT91_ADC) diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c index 4d775b796ce4..f2f7ce9643ce 100644 --- a/arch/arm/mach-at91/board-sam9m10g45ek.c +++ b/arch/arm/mach-at91/board-sam9m10g45ek.c @@ -300,16 +300,7 @@ static struct atmel_lcdfb_pdata __initdata ek_lcdc_data; /* - * Touchscreen - */ -static struct at91_tsadcc_data ek_tsadcc_data = { - .adc_clock = 300000, - .pendet_debounce = 0x0d, - .ts_sample_hold_time = 0x0a, -}; - -/* - * ADCs + * ADCs and touchscreen */ static struct at91_adc_data ek_adc_data = { .channels_used = BIT(0) | BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5) | BIT(6) | BIT(7), @@ -486,9 +477,7 @@ static void __init ek_board_init(void) at91_add_device_isi(&isi_data, true); /* LCD Controller */ at91_add_device_lcdc(&ek_lcdc_data); - /* Touch Screen */ - at91_add_device_tsadcc(&ek_tsadcc_data); - /* ADC */ + /* ADC and touchscreen */ at91_add_device_adc(&ek_adc_data); /* Push Buttons */ ek_add_device_buttons();