From patchwork Tue Nov 30 12:07:40 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryan Wu X-Patchwork-Id: 366761 X-Patchwork-Delegate: tomi.valkeinen@nokia.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id oAUC85Dk032380 for ; Tue, 30 Nov 2010 12:08:05 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752463Ab0K3MIE (ORCPT ); Tue, 30 Nov 2010 07:08:04 -0500 Received: from adelie.canonical.com ([91.189.90.139]:50886 "EHLO adelie.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751670Ab0K3MIC (ORCPT ); Tue, 30 Nov 2010 07:08:02 -0500 Received: from hutte.canonical.com ([91.189.90.181]) by adelie.canonical.com with esmtp (Exim 4.69 #1 (Debian)) id 1PNP05-0000zU-PU; Tue, 30 Nov 2010 12:08:01 +0000 Received: from [124.76.14.0] (helo=canonical.com) by hutte.canonical.com with esmtpsa (TLS-1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.69) (envelope-from ) id 1PNP03-0006k2-NF; Tue, 30 Nov 2010 12:08:01 +0000 From: Bryan Wu To: tomi.valkeinen@nokia.com, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, gadiyar@ti.com, rpurdie@rpsys.net Subject: [PATCH 3/3] OMAP: DSS2: remove Sharp LS037V7DW01 panel driver Date: Tue, 30 Nov 2010 20:07:40 +0800 Message-Id: <1291118860-10325-4-git-send-email-bryan.wu@canonical.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1291118860-10325-1-git-send-email-bryan.wu@canonical.com> References: <1291118860-10325-1-git-send-email-bryan.wu@canonical.com> 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 (demeter1.kernel.org [140.211.167.41]); Tue, 30 Nov 2010 12:08:06 +0000 (UTC) diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig index 9c09afd..304d214 100644 --- a/drivers/video/omap2/displays/Kconfig +++ b/drivers/video/omap2/displays/Kconfig @@ -9,13 +9,6 @@ config PANEL_GENERIC_DPI Supports LCD Panel used in TI SDP3430 and EVM boards, OMAP3517 EVM boards and CM-T35. -config PANEL_SHARP_LS037V7DW01 - tristate "Sharp LS037V7DW01 LCD Panel" - depends on OMAP2_DSS - select BACKLIGHT_CLASS_DEVICE - help - LCD Panel used in TI's SDP3430 and EVM boards - config PANEL_TAAL tristate "Taal DSI Panel" depends on OMAP2_DSS_DSI diff --git a/drivers/video/omap2/displays/Makefile b/drivers/video/omap2/displays/Makefile index 3bebe4d..450965b 100644 --- a/drivers/video/omap2/displays/Makefile +++ b/drivers/video/omap2/displays/Makefile @@ -1,5 +1,4 @@ obj-$(CONFIG_PANEL_GENERIC_DPI) += panel-generic-dpi.o -obj-$(CONFIG_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o obj-$(CONFIG_PANEL_TAAL) += panel-taal.o obj-$(CONFIG_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o diff --git a/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c b/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c deleted file mode 100644 index 9a138f6..0000000 --- a/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c +++ /dev/null @@ -1,232 +0,0 @@ -/* - * LCD panel driver for Sharp LS037V7DW01 - * - * Copyright (C) 2008 Nokia Corporation - * Author: Tomi Valkeinen - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * 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, see . - */ - -#include -#include -#include -#include -#include -#include -#include - -#include - -struct sharp_data { - struct backlight_device *bl; -}; - -static struct omap_video_timings sharp_ls_timings = { - .x_res = 480, - .y_res = 640, - - .pixel_clock = 19200, - - .hsw = 2, - .hfp = 1, - .hbp = 28, - - .vsw = 1, - .vfp = 1, - .vbp = 1, -}; - -static int sharp_ls_bl_update_status(struct backlight_device *bl) -{ - struct omap_dss_device *dssdev = dev_get_drvdata(&bl->dev); - int level; - - if (!dssdev->set_backlight) - return -EINVAL; - - if (bl->props.fb_blank == FB_BLANK_UNBLANK && - bl->props.power == FB_BLANK_UNBLANK) - level = bl->props.brightness; - else - level = 0; - - return dssdev->set_backlight(dssdev, level); -} - -static int sharp_ls_bl_get_brightness(struct backlight_device *bl) -{ - if (bl->props.fb_blank == FB_BLANK_UNBLANK && - bl->props.power == FB_BLANK_UNBLANK) - return bl->props.brightness; - - return 0; -} - -static const struct backlight_ops sharp_ls_bl_ops = { - .get_brightness = sharp_ls_bl_get_brightness, - .update_status = sharp_ls_bl_update_status, -}; - - - -static int sharp_ls_panel_probe(struct omap_dss_device *dssdev) -{ - struct backlight_properties props; - struct backlight_device *bl; - struct sharp_data *sd; - int r; - - dssdev->panel.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS | - OMAP_DSS_LCD_IHS; - dssdev->panel.acb = 0x28; - dssdev->panel.timings = sharp_ls_timings; - - sd = kzalloc(sizeof(*sd), GFP_KERNEL); - if (!sd) - return -ENOMEM; - - dev_set_drvdata(&dssdev->dev, sd); - - memset(&props, 0, sizeof(struct backlight_properties)); - props.max_brightness = dssdev->max_backlight_level; - - bl = backlight_device_register("sharp-ls", &dssdev->dev, dssdev, - &sharp_ls_bl_ops, &props); - if (IS_ERR(bl)) { - r = PTR_ERR(bl); - kfree(sd); - return r; - } - sd->bl = bl; - - bl->props.fb_blank = FB_BLANK_UNBLANK; - bl->props.power = FB_BLANK_UNBLANK; - bl->props.brightness = dssdev->max_backlight_level; - r = sharp_ls_bl_update_status(bl); - if (r < 0) - dev_err(&dssdev->dev, "failed to set lcd brightness\n"); - - return 0; -} - -static void sharp_ls_panel_remove(struct omap_dss_device *dssdev) -{ - struct sharp_data *sd = dev_get_drvdata(&dssdev->dev); - struct backlight_device *bl = sd->bl; - - bl->props.power = FB_BLANK_POWERDOWN; - sharp_ls_bl_update_status(bl); - backlight_device_unregister(bl); - - kfree(sd); -} - -static int sharp_ls_power_on(struct omap_dss_device *dssdev) -{ - int r = 0; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - r = omapdss_dpi_display_enable(dssdev); - if (r) - goto err0; - - /* wait couple of vsyncs until enabling the LCD */ - msleep(50); - - if (dssdev->platform_enable) { - r = dssdev->platform_enable(dssdev); - if (r) - goto err1; - } - - return 0; -err1: - omapdss_dpi_display_disable(dssdev); -err0: - return r; -} - -static void sharp_ls_power_off(struct omap_dss_device *dssdev) -{ - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - if (dssdev->platform_disable) - dssdev->platform_disable(dssdev); - - /* wait at least 5 vsyncs after disabling the LCD */ - - msleep(100); - - omapdss_dpi_display_disable(dssdev); -} - -static int sharp_ls_panel_enable(struct omap_dss_device *dssdev) -{ - int r; - r = sharp_ls_power_on(dssdev); - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - return r; -} - -static void sharp_ls_panel_disable(struct omap_dss_device *dssdev) -{ - sharp_ls_power_off(dssdev); - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static int sharp_ls_panel_suspend(struct omap_dss_device *dssdev) -{ - sharp_ls_power_off(dssdev); - dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED; - return 0; -} - -static int sharp_ls_panel_resume(struct omap_dss_device *dssdev) -{ - int r; - r = sharp_ls_power_on(dssdev); - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - return r; -} - -static struct omap_dss_driver sharp_ls_driver = { - .probe = sharp_ls_panel_probe, - .remove = sharp_ls_panel_remove, - - .enable = sharp_ls_panel_enable, - .disable = sharp_ls_panel_disable, - .suspend = sharp_ls_panel_suspend, - .resume = sharp_ls_panel_resume, - - .driver = { - .name = "sharp_ls_panel", - .owner = THIS_MODULE, - }, -}; - -static int __init sharp_ls_panel_drv_init(void) -{ - return omap_dss_register_driver(&sharp_ls_driver); -} - -static void __exit sharp_ls_panel_drv_exit(void) -{ - omap_dss_unregister_driver(&sharp_ls_driver); -} - -module_init(sharp_ls_panel_drv_init); -module_exit(sharp_ls_panel_drv_exit); -MODULE_LICENSE("GPL");