From patchwork Fri Oct 21 20:27:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 617191 Delivered-To: patch@linaro.org Received: by 2002:a17:522:c983:b0:460:3032:e3c4 with SMTP id kr3csp1227984pvb; Fri, 21 Oct 2022 13:38:24 -0700 (PDT) X-Google-Smtp-Source: AMsMyM65nrwtBM3CePV+y9bu7erGytKrCbymLl0igw6qJ6sT6dHaRzzr3Fw4ChmfWY9b6YQXI4x2 X-Received: by 2002:a17:90a:e7ca:b0:20a:966e:8480 with SMTP id kb10-20020a17090ae7ca00b0020a966e8480mr59059783pjb.100.1666384704241; Fri, 21 Oct 2022 13:38:24 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1666384704; cv=none; d=google.com; s=arc-20160816; b=xDlVHWRvJ2Qq3rBxh2wgTbxtTVWfy++yQBC+9upJQqIACHQBYiqtUwj5PXOPnlgySo LgGZIKd4UQnagXA2c9n9muLt/IriG9DocWEF49QAN6vClVwCaH5QUcVCvKoOBgLZxJNR E1xu44mOSag/cYkt1OPlIsXxJnMV3C2frG9208pWbydZrTZqk9K6BZ8xvBDNEnMQohZ6 oC40r73g54EE0K72DpDKqU+1eK1Vb2C7+kwHNLwCwK5tIInWFzQHyoN4yvy12MJgojDo 7tUCF5MqKKgDbXxHTcbpCHRfWz9yz9q6JAfh0IqvjQRnbqqNgNHjzB0rP81YrvO3lerl 6UOg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=errors-to:sender:content-transfer-encoding:list-subscribe:list-help :list-post:list-archive:list-unsubscribe:list-id:precedence :mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature:dkim-signature; bh=WiMmQ+d9slpV723RTRsXAjJw9Aj80U8CbUf3z5kmeKo=; b=ms/OOJz4qE0U6UbW/AQ/DSSevpzy8ijY9zsBWK2srw5h3ql6LnddIV2IvwJfE7powh KToGSQutjqa+Pp0OmwNXpaPPxm4PGcopwIrocu3u8hOJdIlNMQpyVTuWbT9PgO56nhk7 K/ubQXeO34JfbSZH+rejvo0h8ctZAkDQiHgkAAFZap7SqA64Kh2DtrskZWWVwnD9uran xBUpVJDsg83l7iS0jpjG7aj5l0k7UOKYnh1AjVwuLPoT3P4vpS8ML0u06aZiozcBhkkH WaTgU9UP54BT0A36N1T65H6ut0auWQyatv6W5bZThau7kwQgCIdAzHSrS5wm6Km5PsyE io2g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@lists.infradead.org header.s=bombadil.20210309 header.b=0pvmWXUq; dkim=neutral (body hash did not verify) header.i=@kernel.org header.s=k20201202 header.b=NmDWEhvt; spf=pass (google.com: best guess record for domain of linux-mtd-bounces+patch=linaro.org@lists.infradead.org designates 2607:7c80:54:3::133 as permitted sender) smtp.mailfrom="linux-mtd-bounces+patch=linaro.org@lists.infradead.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from bombadil.infradead.org (bombadil.infradead.org. [2607:7c80:54:3::133]) by mx.google.com with ESMTPS id f7-20020a056a001ac700b0056157a571f6si26468114pfv.191.2022.10.21.13.38.24 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Oct 2022 13:38:24 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-mtd-bounces+patch=linaro.org@lists.infradead.org designates 2607:7c80:54:3::133 as permitted sender) client-ip=2607:7c80:54:3::133; Authentication-Results: mx.google.com; dkim=pass header.i=@lists.infradead.org header.s=bombadil.20210309 header.b=0pvmWXUq; dkim=neutral (body hash did not verify) header.i=@kernel.org header.s=k20201202 header.b=NmDWEhvt; spf=pass (google.com: best guess record for domain of linux-mtd-bounces+patch=linaro.org@lists.infradead.org designates 2607:7c80:54:3::133 as permitted sender) smtp.mailfrom="linux-mtd-bounces+patch=linaro.org@lists.infradead.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=WiMmQ+d9slpV723RTRsXAjJw9Aj80U8CbUf3z5kmeKo=; b=0pvmWXUq7lH1ft SXWxFPKoUIgErzsTGiJgjbJL8244dO8b80PNMHAz9yyAlZzn9/ZdDUKphjYO8fGcDIFxW55aS9UVn q9YvjlkFKaDdYA0SO9gi8Bi6cm7jfH1+XSeoo9XerKKfSMzsA7m7ZXyOQvVyVtN1dHw8PFlXEpcrd WDrp2P3jTUD9a7SWMbMv/fSLKssHnOqskIehPaN0SA4ywTSSwcFxhZvLEY6+/l7fri7g4MjUOdBhF hbiFjpmNL6oR313BLD35yPLJivV2G9do9s8MYIijXo/voJdScdZHnxoa6fSsaP8m9RDqP0BmShAnd jyKKaKtbRy/9eTheGtzg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1olylz-009njF-57; Fri, 21 Oct 2022 20:37:43 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1olylm-009nhk-0n; Fri, 21 Oct 2022 20:37:33 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 51B1861F60; Fri, 21 Oct 2022 20:37:29 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 35804C433C1; Fri, 21 Oct 2022 20:37:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1666384648; bh=aV2DNv9TC49AxiQN7ZdNvm+XVqbKUgRMSoHbvcGOrm0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NmDWEhvtqquG+L6M1Me7YJVuv+tIA+pXcFLQmwStJ3Q/0e9MYossQ/Q1hjv7d1MX9 p2mtMQbUGfZP2XbWhg9aIZeq7KbMJADx6Exbk1tFfmznuKnLrZM6bykbx60EqJtnsm 63OCri2Fp7Xa8o+958+QZauaRPEi1Lka9EDloIeBt5jY/xX82RG5aI5WtdbCx1VNyE 8LEodglv60eQIlAL4goLUJuHfxNR0Islq3SDJzU7zQQVa6c/ioQOivdlcTt82pAuZ0 FMlwp3dcBnHN0xXpfLRbPyQ4S6kQHv612rmceDqXH1ucWeHtpBMpnNU69r+63HEJN7 ZwL8RuOiXoiSg== From: Arnd Bergmann To: linux-arm-kernel@lists.infradead.org, Krzysztof Kozlowski Cc: linux-kernel@vger.kernel.org, Ben Dooks , Simtec Linux Team , Arnd Bergmann , Alim Akhtar , Daniel Lezcano , Thomas Gleixner , Jonathan Cameron , Lars-Peter Clausen , Sylwester Nawrocki , Mauro Carvalho Chehab , Ulf Hansson , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Tomasz Figa , Linus Walleij , Alessandro Zummo , Alexandre Belloni , Greg Kroah-Hartman , Jiri Slaby , Guenter Roeck , Chanwoo Choi , Stephen Boyd , linux-samsung-soc@vger.kernel.org, linux-i2c@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, linux-gpio@vger.kernel.org, linux-rtc@vger.kernel.org, linux-serial@vger.kernel.org, linux-usb@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH 02/21] ARM: s3c: remove s3c24xx specific hacks Date: Fri, 21 Oct 2022 22:27:35 +0200 Message-Id: <20221021203329.4143397-2-arnd@kernel.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20221021202254.4142411-1-arnd@kernel.org> References: <20221021202254.4142411-1-arnd@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221021_133730_192153_94EAE903 X-CRM114-Status: GOOD ( 30.07 ) X-Spam-Score: -5.4 (-----) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: From: Arnd Bergmann A number of device drivers reference CONFIG_ARM_S3C24XX_CPUFREQ or similar symbols that are no longer available with the platform gone, though the drivers themselves are still used on newer platforms, [...] Content analysis details: (-5.4 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [2604:1380:4641:c500:0:0:0:1 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.2 DKIMWL_WL_HIGH DKIMwl.org - High trust sender X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-mtd" Errors-To: linux-mtd-bounces+patch=linaro.org@lists.infradead.org From: Arnd Bergmann A number of device drivers reference CONFIG_ARM_S3C24XX_CPUFREQ or similar symbols that are no longer available with the platform gone, though the drivers themselves are still used on newer platforms, so remove these hacks. Signed-off-by: Arnd Bergmann Acked-by: Wolfram Sang # for I2C Acked-by: Greg Kroah-Hartman Acked-by: Linus Walleij Acked-by: Jonathan Cameron Acked-by: Daniel Lezcano Reviewed-by: Krzysztof Kozlowski Acked-by: Ulf Hansson # For MMC Acked-by: Stephen Boyd # clk --- arch/arm/include/debug/s3c24xx.S | 10 - arch/arm/mach-s3c/Makefile | 2 - arch/arm/mach-s3c/devs.c | 1 - arch/arm/mach-s3c/dma.h | 7 - arch/arm/mach-s3c/gpio-samsung.h | 7 - arch/arm/mach-s3c/irqs.h | 7 - arch/arm/mach-s3c/map.h | 7 - arch/arm/mach-s3c/pm-core.h | 7 - arch/arm/mach-s3c/regs-clock.h | 7 - arch/arm/mach-s3c/regs-gpio.h | 7 - arch/arm/mach-s3c/regs-irq.h | 7 - drivers/clocksource/Kconfig | 2 +- drivers/i2c/busses/Kconfig | 3 +- drivers/i2c/busses/i2c-s3c2410.c | 72 ------- drivers/iio/adc/Kconfig | 6 +- .../media/platform/samsung/s3c-camif/Kconfig | 8 +- drivers/mmc/host/Kconfig | 5 +- drivers/mtd/nand/raw/Kconfig | 2 +- drivers/mtd/nand/raw/s3c2410.c | 60 ------ drivers/pinctrl/samsung/pinctrl-samsung.c | 10 - drivers/rtc/Kconfig | 8 +- drivers/tty/serial/Kconfig | 8 +- drivers/tty/serial/samsung_tty.c | 199 ------------------ drivers/usb/host/Kconfig | 8 +- drivers/watchdog/Kconfig | 9 +- drivers/watchdog/s3c2410_wdt.c | 84 +------- include/linux/clk/samsung.h | 32 --- include/linux/soc/samsung/s3c-pm.h | 58 ----- 28 files changed, 29 insertions(+), 614 deletions(-) diff --git a/arch/arm/include/debug/s3c24xx.S b/arch/arm/include/debug/s3c24xx.S index af873b526677..7ab5e577cd42 100644 --- a/arch/arm/include/debug/s3c24xx.S +++ b/arch/arm/include/debug/s3c24xx.S @@ -28,16 +28,6 @@ and \rd, \rd, #S3C2410_UFSTAT_TXMASK .endm -/* Select the correct implementation depending on the configuration. The - * S3C2440 will get selected by default, as these are the most widely - * used variants of these -*/ - -#if defined(CONFIG_DEBUG_S3C2410_UART) -#define fifo_full fifo_full_s3c2410 -#define fifo_level fifo_level_s3c2410 -#endif - /* include the reset of the code which will do the work */ #include diff --git a/arch/arm/mach-s3c/Makefile b/arch/arm/mach-s3c/Makefile index e7f18039b149..a5135137e648 100644 --- a/arch/arm/mach-s3c/Makefile +++ b/arch/arm/mach-s3c/Makefile @@ -2,9 +2,7 @@ # # Copyright 2009 Simtec Electronics -ifdef CONFIG_ARCH_S3C64XX include $(src)/Makefile.s3c64xx -endif # Objects we always build independent of SoC choice diff --git a/arch/arm/mach-s3c/devs.c b/arch/arm/mach-s3c/devs.c index 9ac07c023adf..a31d1c3038e8 100644 --- a/arch/arm/mach-s3c/devs.c +++ b/arch/arm/mach-s3c/devs.c @@ -29,7 +29,6 @@ #include #include #include -#include #include diff --git a/arch/arm/mach-s3c/dma.h b/arch/arm/mach-s3c/dma.h index 59a4578c5f00..48057cb90070 100644 --- a/arch/arm/mach-s3c/dma.h +++ b/arch/arm/mach-s3c/dma.h @@ -1,9 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ - -#ifdef CONFIG_ARCH_S3C24XX -#include "dma-s3c24xx.h" -#endif - -#ifdef CONFIG_ARCH_S3C64XX #include "dma-s3c64xx.h" -#endif diff --git a/arch/arm/mach-s3c/gpio-samsung.h b/arch/arm/mach-s3c/gpio-samsung.h index 02f6f4a96862..4233515eddaa 100644 --- a/arch/arm/mach-s3c/gpio-samsung.h +++ b/arch/arm/mach-s3c/gpio-samsung.h @@ -1,9 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ - -#ifdef CONFIG_ARCH_S3C24XX -#include "gpio-samsung-s3c24xx.h" -#endif - -#ifdef CONFIG_ARCH_S3C64XX #include "gpio-samsung-s3c64xx.h" -#endif diff --git a/arch/arm/mach-s3c/irqs.h b/arch/arm/mach-s3c/irqs.h index 0bff1c1c8eb0..3ff0e0963080 100644 --- a/arch/arm/mach-s3c/irqs.h +++ b/arch/arm/mach-s3c/irqs.h @@ -1,9 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ - -#ifdef CONFIG_ARCH_S3C24XX -#include "irqs-s3c24xx.h" -#endif - -#ifdef CONFIG_ARCH_S3C64XX #include "irqs-s3c64xx.h" -#endif diff --git a/arch/arm/mach-s3c/map.h b/arch/arm/mach-s3c/map.h index 7cfb517d4886..778d6f81cb2b 100644 --- a/arch/arm/mach-s3c/map.h +++ b/arch/arm/mach-s3c/map.h @@ -1,9 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ - -#ifdef CONFIG_ARCH_S3C24XX -#include "map-s3c24xx.h" -#endif - -#ifdef CONFIG_ARCH_S3C64XX #include "map-s3c64xx.h" -#endif diff --git a/arch/arm/mach-s3c/pm-core.h b/arch/arm/mach-s3c/pm-core.h index b0e1d277f599..3e0c2df79120 100644 --- a/arch/arm/mach-s3c/pm-core.h +++ b/arch/arm/mach-s3c/pm-core.h @@ -1,9 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ - -#ifdef CONFIG_ARCH_S3C24XX -#include "pm-core-s3c24xx.h" -#endif - -#ifdef CONFIG_ARCH_S3C64XX #include "pm-core-s3c64xx.h" -#endif diff --git a/arch/arm/mach-s3c/regs-clock.h b/arch/arm/mach-s3c/regs-clock.h index 7df31f203d28..fc7e3886b07c 100644 --- a/arch/arm/mach-s3c/regs-clock.h +++ b/arch/arm/mach-s3c/regs-clock.h @@ -1,9 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ - -#ifdef CONFIG_ARCH_S3C24XX -#include "regs-clock-s3c24xx.h" -#endif - -#ifdef CONFIG_ARCH_S3C64XX #include "regs-clock-s3c64xx.h" -#endif diff --git a/arch/arm/mach-s3c/regs-gpio.h b/arch/arm/mach-s3c/regs-gpio.h index 0d41cb76d440..4e08e8609663 100644 --- a/arch/arm/mach-s3c/regs-gpio.h +++ b/arch/arm/mach-s3c/regs-gpio.h @@ -1,9 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ - -#ifdef CONFIG_ARCH_S3C24XX -#include "regs-gpio-s3c24xx.h" -#endif - -#ifdef CONFIG_ARCH_S3C64XX #include "regs-gpio-s3c64xx.h" -#endif diff --git a/arch/arm/mach-s3c/regs-irq.h b/arch/arm/mach-s3c/regs-irq.h index 57f0dda8dbf5..4243daa54bd1 100644 --- a/arch/arm/mach-s3c/regs-irq.h +++ b/arch/arm/mach-s3c/regs-irq.h @@ -1,9 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ - -#ifdef CONFIG_ARCH_S3C24XX -#include "regs-irq-s3c24xx.h" -#endif - -#ifdef CONFIG_ARCH_S3C64XX #include "regs-irq-s3c64xx.h" -#endif diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index 4469e7f555e9..fc10ecc3602d 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -441,7 +441,7 @@ config CLKSRC_EXYNOS_MCT config CLKSRC_SAMSUNG_PWM bool "PWM timer driver for Samsung S3C, S5P" if COMPILE_TEST depends on HAS_IOMEM - depends on ARCH_EXYNOS || ARCH_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210 || COMPILE_TEST + depends on ARCH_EXYNOS || ARCH_S3C64XX || ARCH_S5PV210 || COMPILE_TEST help This is a new clocksource driver for the PWM timer found in Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index f427c8ea5c7b..84d21e0a7cdf 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -1009,8 +1009,7 @@ config I2C_RZV2M config I2C_S3C2410 tristate "S3C/Exynos I2C Driver" - depends on ARCH_EXYNOS || ARCH_S3C24XX || ARCH_S3C64XX || \ - ARCH_S5PV210 || COMPILE_TEST + depends on ARCH_EXYNOS || ARCH_S3C64XX || ARCH_S5PV210 || COMPILE_TEST help Say Y here to include support for I2C controller in the Samsung SoCs (S3C, S5Pv210, Exynos). diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c index 36dab9cd208c..45e9df81345a 100644 --- a/drivers/i2c/busses/i2c-s3c2410.c +++ b/drivers/i2c/busses/i2c-s3c2410.c @@ -116,9 +116,6 @@ struct s3c24xx_i2c { struct s3c2410_platform_i2c *pdata; struct gpio_desc *gpios[2]; struct pinctrl *pctrl; -#if defined(CONFIG_ARM_S3C24XX_CPUFREQ) - struct notifier_block freq_transition; -#endif struct regmap *sysreg; unsigned int sys_i2c_cfg; }; @@ -885,65 +882,6 @@ static int s3c24xx_i2c_clockrate(struct s3c24xx_i2c *i2c, unsigned int *got) return 0; } -#if defined(CONFIG_ARM_S3C24XX_CPUFREQ) - -#define freq_to_i2c(_n) container_of(_n, struct s3c24xx_i2c, freq_transition) - -static int s3c24xx_i2c_cpufreq_transition(struct notifier_block *nb, - unsigned long val, void *data) -{ - struct s3c24xx_i2c *i2c = freq_to_i2c(nb); - unsigned int got; - int delta_f; - int ret; - - delta_f = clk_get_rate(i2c->clk) - i2c->clkrate; - - /* if we're post-change and the input clock has slowed down - * or at pre-change and the clock is about to speed up, then - * adjust our clock rate. <0 is slow, >0 speedup. - */ - - if ((val == CPUFREQ_POSTCHANGE && delta_f < 0) || - (val == CPUFREQ_PRECHANGE && delta_f > 0)) { - i2c_lock_bus(&i2c->adap, I2C_LOCK_ROOT_ADAPTER); - ret = s3c24xx_i2c_clockrate(i2c, &got); - i2c_unlock_bus(&i2c->adap, I2C_LOCK_ROOT_ADAPTER); - - if (ret < 0) - dev_err(i2c->dev, "cannot find frequency (%d)\n", ret); - else - dev_info(i2c->dev, "setting freq %d\n", got); - } - - return 0; -} - -static inline int s3c24xx_i2c_register_cpufreq(struct s3c24xx_i2c *i2c) -{ - i2c->freq_transition.notifier_call = s3c24xx_i2c_cpufreq_transition; - - return cpufreq_register_notifier(&i2c->freq_transition, - CPUFREQ_TRANSITION_NOTIFIER); -} - -static inline void s3c24xx_i2c_deregister_cpufreq(struct s3c24xx_i2c *i2c) -{ - cpufreq_unregister_notifier(&i2c->freq_transition, - CPUFREQ_TRANSITION_NOTIFIER); -} - -#else -static inline int s3c24xx_i2c_register_cpufreq(struct s3c24xx_i2c *i2c) -{ - return 0; -} - -static inline void s3c24xx_i2c_deregister_cpufreq(struct s3c24xx_i2c *i2c) -{ -} -#endif - #ifdef CONFIG_OF static int s3c24xx_i2c_parse_dt_gpio(struct s3c24xx_i2c *i2c) { @@ -1152,13 +1090,6 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev) } } - ret = s3c24xx_i2c_register_cpufreq(i2c); - if (ret < 0) { - dev_err(&pdev->dev, "failed to register cpufreq notifier\n"); - clk_unprepare(i2c->clk); - return ret; - } - /* * Note, previous versions of the driver used i2c_add_adapter() * to add the bus at any number. We now pass the bus number via @@ -1175,7 +1106,6 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev) ret = i2c_add_numbered_adapter(&i2c->adap); if (ret < 0) { pm_runtime_disable(&pdev->dev); - s3c24xx_i2c_deregister_cpufreq(i2c); clk_unprepare(i2c->clk); return ret; } @@ -1192,8 +1122,6 @@ static int s3c24xx_i2c_remove(struct platform_device *pdev) pm_runtime_disable(&pdev->dev); - s3c24xx_i2c_deregister_cpufreq(i2c); - i2c_del_adapter(&i2c->adap); return 0; diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig index 791612ca6012..9de7f05d40e2 100644 --- a/drivers/iio/adc/Kconfig +++ b/drivers/iio/adc/Kconfig @@ -437,11 +437,11 @@ config EP93XX_ADC config EXYNOS_ADC tristate "Exynos ADC driver support" - depends on ARCH_EXYNOS || ARCH_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210 || (OF && COMPILE_TEST) + depends on ARCH_EXYNOS || ARCH_S3C64XX || ARCH_S5PV210 || (OF && COMPILE_TEST) depends on HAS_IOMEM help - Driver for the ADC block found in the Samsung S3C (S3C2410, S3C2416, - S3C2440, S3C2443, S3C6410), S5Pv210 and Exynos SoCs. + Driver for the ADC block found in the Samsung S3C6410, S5Pv210 and + Exynos SoCs. Choose Y here only if you build for such Samsung SoC. To compile this driver as a module, choose M here: the module will be diff --git a/drivers/media/platform/samsung/s3c-camif/Kconfig b/drivers/media/platform/samsung/s3c-camif/Kconfig index 8cb8d1ac3edc..f359f6382fff 100644 --- a/drivers/media/platform/samsung/s3c-camif/Kconfig +++ b/drivers/media/platform/samsung/s3c-camif/Kconfig @@ -1,15 +1,15 @@ # SPDX-License-Identifier: GPL-2.0-only config VIDEO_S3C_CAMIF - tristate "Samsung S3C24XX/S3C64XX SoC Camera Interface driver" + tristate "Samsung 3C64XX SoC Camera Interface driver" depends on V4L_PLATFORM_DRIVERS depends on VIDEO_DEV && I2C && PM - depends on ARCH_S3C64XX || PLAT_S3C24XX || COMPILE_TEST + depends on ARCH_S3C64XX || COMPILE_TEST select MEDIA_CONTROLLER select VIDEO_V4L2_SUBDEV_API select VIDEOBUF2_DMA_CONTIG help - This is a v4l2 driver for s3c24xx and s3c64xx SoC series camera - host interface (CAMIF). + This is a v4l2 driver for s3c64xx SoC series camera host interface + (CAMIF). To compile this driver as a module, choose M here: the module will be called s3c-camif. diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig index 84dd37ff2735..79d8ddf1f616 100644 --- a/drivers/mmc/host/Kconfig +++ b/drivers/mmc/host/Kconfig @@ -312,9 +312,8 @@ config MMC_SDHCI_S3C depends on PLAT_SAMSUNG || ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST help This selects the Secure Digital Host Controller Interface (SDHCI) - often referrered to as the HSMMC block in some of the Samsung S3C - (S3C2416, S3C2443, S3C6410), S5Pv210 and Exynos (Exynso4210, - Exynos4412) SoCs. + often referrered to as the HSMMC block in some of the Samsung + S3C6410, S5Pv210 and Exynos (Exynso4210, Exynos4412) SoCs. If you have a controller with this interface (thereforeyou build for such Samsung SoC), say Y or M here. diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig index 280a55139387..a347833b8f29 100644 --- a/drivers/mtd/nand/raw/Kconfig +++ b/drivers/mtd/nand/raw/Kconfig @@ -79,7 +79,7 @@ config MTD_NAND_NDFC config MTD_NAND_S3C2410 tristate "Samsung S3C NAND controller" - depends on ARCH_S3C24XX || ARCH_S3C64XX + depends on ARCH_S3C64XX help This enables the NAND flash controller on the S3C24xx and S3C64xx SoCs diff --git a/drivers/mtd/nand/raw/s3c2410.c b/drivers/mtd/nand/raw/s3c2410.c index f0a4535c812a..80d96f94d6cb 100644 --- a/drivers/mtd/nand/raw/s3c2410.c +++ b/drivers/mtd/nand/raw/s3c2410.c @@ -166,10 +166,6 @@ struct s3c2410_nand_info { enum s3c_nand_clk_state clk_state; enum s3c_cpu_type cpu_type; - -#ifdef CONFIG_ARM_S3C24XX_CPUFREQ - struct notifier_block freq_transition; -#endif }; struct s3c24XX_nand_devtype_data { @@ -711,54 +707,6 @@ static void s3c2440_nand_write_buf(struct nand_chip *this, const u_char *buf, } } -/* cpufreq driver support */ - -#ifdef CONFIG_ARM_S3C24XX_CPUFREQ - -static int s3c2410_nand_cpufreq_transition(struct notifier_block *nb, - unsigned long val, void *data) -{ - struct s3c2410_nand_info *info; - unsigned long newclk; - - info = container_of(nb, struct s3c2410_nand_info, freq_transition); - newclk = clk_get_rate(info->clk); - - if ((val == CPUFREQ_POSTCHANGE && newclk < info->clk_rate) || - (val == CPUFREQ_PRECHANGE && newclk > info->clk_rate)) { - s3c2410_nand_setrate(info); - } - - return 0; -} - -static inline int s3c2410_nand_cpufreq_register(struct s3c2410_nand_info *info) -{ - info->freq_transition.notifier_call = s3c2410_nand_cpufreq_transition; - - return cpufreq_register_notifier(&info->freq_transition, - CPUFREQ_TRANSITION_NOTIFIER); -} - -static inline void -s3c2410_nand_cpufreq_deregister(struct s3c2410_nand_info *info) -{ - cpufreq_unregister_notifier(&info->freq_transition, - CPUFREQ_TRANSITION_NOTIFIER); -} - -#else -static inline int s3c2410_nand_cpufreq_register(struct s3c2410_nand_info *info) -{ - return 0; -} - -static inline void -s3c2410_nand_cpufreq_deregister(struct s3c2410_nand_info *info) -{ -} -#endif - /* device management functions */ static int s3c24xx_nand_remove(struct platform_device *pdev) @@ -768,8 +716,6 @@ static int s3c24xx_nand_remove(struct platform_device *pdev) if (info == NULL) return 0; - s3c2410_nand_cpufreq_deregister(info); - /* Release all our mtds and their partitions, then go through * freeing the resources used */ @@ -1184,12 +1130,6 @@ static int s3c24xx_nand_probe(struct platform_device *pdev) if (err != 0) goto exit_error; - err = s3c2410_nand_cpufreq_register(info); - if (err < 0) { - dev_err(&pdev->dev, "failed to init cpufreq support\n"); - goto exit_error; - } - if (allow_clk_suspend(info)) { dev_info(&pdev->dev, "clock idle support enabled\n"); s3c2410_nand_clk_set_state(info, CLOCK_SUSPEND); diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c index bd13b5ef246d..1a478854293f 100644 --- a/drivers/pinctrl/samsung/pinctrl-samsung.c +++ b/drivers/pinctrl/samsung/pinctrl-samsung.c @@ -1322,16 +1322,6 @@ static const struct of_device_id samsung_pinctrl_dt_match[] = { #ifdef CONFIG_PINCTRL_S3C64XX { .compatible = "samsung,s3c64xx-pinctrl", .data = &s3c64xx_of_data }, -#endif -#ifdef CONFIG_PINCTRL_S3C24XX - { .compatible = "samsung,s3c2412-pinctrl", - .data = &s3c2412_of_data }, - { .compatible = "samsung,s3c2416-pinctrl", - .data = &s3c2416_of_data }, - { .compatible = "samsung,s3c2440-pinctrl", - .data = &s3c2440_of_data }, - { .compatible = "samsung,s3c2450-pinctrl", - .data = &s3c2450_of_data }, #endif {}, }; diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 312dccfa3f18..d13ca620ea5d 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -1406,18 +1406,14 @@ config RTC_DRV_OMAP config RTC_DRV_S3C tristate "Samsung S3C series SoC RTC" - depends on ARCH_EXYNOS || ARCH_S3C64XX || ARCH_S3C24XX || ARCH_S5PV210 || \ + depends on ARCH_EXYNOS || ARCH_S3C64XX || ARCH_S5PV210 || \ COMPILE_TEST help RTC (Realtime Clock) driver for the clock inbuilt into the - Samsung S3C24XX series of SoCs. This can provide periodic + Samsung S3C64XX series of SoCs. This can provide periodic interrupt rates from 1Hz to 64Hz for user programs, and wakeup from Alarm. - The driver currently supports the common features on all the - S3C24XX range, such as the S3C2410, S3C2412, S3C2413, S3C2440 - and S3C2442. - This driver can also be build as a module. If so, the module will be called rtc-s3c. diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index 434f83168546..3ba8a39655a3 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -242,23 +242,23 @@ config SERIAL_SAMSUNG select SERIAL_CORE help Support for the on-chip UARTs on the Samsung - S3C24xx/S3C64xx/S5Pv210/Exynos and Apple M1 SoCs, providing + S3C64xx/S5Pv210/Exynos and Apple M1 SoCs, providing /dev/ttySAC0, 1 and 2 (note, some machines may not provide all of these ports, depending on how the serial port pins are configured. + Choose Y/M here only if you build for such SoC. config SERIAL_SAMSUNG_UARTS_4 bool depends on SERIAL_SAMSUNG - default y if !(CPU_S3C2410 || CPU_S3C2412 || CPU_S3C2440 || CPU_S3C2442) + default y help Internal node for the common case of 4 Samsung compatible UARTs config SERIAL_SAMSUNG_UARTS int depends on SERIAL_SAMSUNG - default 4 if SERIAL_SAMSUNG_UARTS_4 || CPU_S3C2416 - default 3 + default 4 help Select the number of available UART ports for the Samsung S3C serial driver diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c index 77d1363029f5..5adf3963b2f6 100644 --- a/drivers/tty/serial/samsung_tty.c +++ b/drivers/tty/serial/samsung_tty.c @@ -152,10 +152,6 @@ struct s3c24xx_uart_port { const struct s3c2410_uartcfg *cfg; struct s3c24xx_uart_dma *dma; - -#ifdef CONFIG_ARM_S3C24XX_CPUFREQ - struct notifier_block freq_transition; -#endif }; static void s3c24xx_serial_tx_chars(struct s3c24xx_uart_port *ourport); @@ -1859,93 +1855,6 @@ static void s3c24xx_serial_resetport(struct uart_port *port, udelay(1); } -#ifdef CONFIG_ARM_S3C24XX_CPUFREQ - -static int s3c24xx_serial_cpufreq_transition(struct notifier_block *nb, - unsigned long val, void *data) -{ - struct s3c24xx_uart_port *port; - struct uart_port *uport; - - port = container_of(nb, struct s3c24xx_uart_port, freq_transition); - uport = &port->port; - - /* check to see if port is enabled */ - - if (port->pm_level != 0) - return 0; - - /* try and work out if the baudrate is changing, we can detect - * a change in rate, but we do not have support for detecting - * a disturbance in the clock-rate over the change. - */ - - if (IS_ERR(port->baudclk)) - goto exit; - - if (port->baudclk_rate == clk_get_rate(port->baudclk)) - goto exit; - - if (val == CPUFREQ_PRECHANGE) { - /* we should really shut the port down whilst the - * frequency change is in progress. - */ - - } else if (val == CPUFREQ_POSTCHANGE) { - struct ktermios *termios; - struct tty_struct *tty; - - if (uport->state == NULL) - goto exit; - - tty = uport->state->port.tty; - - if (tty == NULL) - goto exit; - - termios = &tty->termios; - - if (termios == NULL) { - dev_warn(uport->dev, "%s: no termios?\n", __func__); - goto exit; - } - - s3c24xx_serial_set_termios(uport, termios, NULL); - } - -exit: - return 0; -} - -static inline int -s3c24xx_serial_cpufreq_register(struct s3c24xx_uart_port *port) -{ - port->freq_transition.notifier_call = s3c24xx_serial_cpufreq_transition; - - return cpufreq_register_notifier(&port->freq_transition, - CPUFREQ_TRANSITION_NOTIFIER); -} - -static inline void -s3c24xx_serial_cpufreq_deregister(struct s3c24xx_uart_port *port) -{ - cpufreq_unregister_notifier(&port->freq_transition, - CPUFREQ_TRANSITION_NOTIFIER); -} - -#else -static inline int -s3c24xx_serial_cpufreq_register(struct s3c24xx_uart_port *port) -{ - return 0; -} - -static inline void -s3c24xx_serial_cpufreq_deregister(struct s3c24xx_uart_port *port) -{ -} -#endif - static int s3c24xx_serial_enable_baudclk(struct s3c24xx_uart_port *ourport) { struct device *dev = ourport->port.dev; @@ -2237,10 +2146,6 @@ static int s3c24xx_serial_probe(struct platform_device *pdev) if (!IS_ERR(ourport->baudclk)) clk_disable_unprepare(ourport->baudclk); - ret = s3c24xx_serial_cpufreq_register(ourport); - if (ret < 0) - dev_err(&pdev->dev, "failed to add cpufreq notifier\n"); - probe_index++; return 0; @@ -2251,7 +2156,6 @@ static int s3c24xx_serial_remove(struct platform_device *dev) struct uart_port *port = s3c24xx_dev_to_port(&dev->dev); if (port) { - s3c24xx_serial_cpufreq_deregister(to_ourport(port)); uart_remove_one_port(&s3c24xx_uart_drv, port); } @@ -2589,94 +2493,6 @@ static struct console s3c24xx_serial_console = { }; #endif /* CONFIG_SERIAL_SAMSUNG_CONSOLE */ -#ifdef CONFIG_CPU_S3C2410 -static const struct s3c24xx_serial_drv_data s3c2410_serial_drv_data = { - .info = { - .name = "Samsung S3C2410 UART", - .type = TYPE_S3C24XX, - .port_type = PORT_S3C2410, - .fifosize = 16, - .rx_fifomask = S3C2410_UFSTAT_RXMASK, - .rx_fifoshift = S3C2410_UFSTAT_RXSHIFT, - .rx_fifofull = S3C2410_UFSTAT_RXFULL, - .tx_fifofull = S3C2410_UFSTAT_TXFULL, - .tx_fifomask = S3C2410_UFSTAT_TXMASK, - .tx_fifoshift = S3C2410_UFSTAT_TXSHIFT, - .def_clk_sel = S3C2410_UCON_CLKSEL0, - .num_clks = 2, - .clksel_mask = S3C2410_UCON_CLKMASK, - .clksel_shift = S3C2410_UCON_CLKSHIFT, - }, - .def_cfg = { - .ucon = S3C2410_UCON_DEFAULT, - .ufcon = S3C2410_UFCON_DEFAULT, - }, -}; -#define S3C2410_SERIAL_DRV_DATA (&s3c2410_serial_drv_data) -#else -#define S3C2410_SERIAL_DRV_DATA NULL -#endif - -#ifdef CONFIG_CPU_S3C2412 -static const struct s3c24xx_serial_drv_data s3c2412_serial_drv_data = { - .info = { - .name = "Samsung S3C2412 UART", - .type = TYPE_S3C24XX, - .port_type = PORT_S3C2412, - .fifosize = 64, - .has_divslot = 1, - .rx_fifomask = S3C2440_UFSTAT_RXMASK, - .rx_fifoshift = S3C2440_UFSTAT_RXSHIFT, - .rx_fifofull = S3C2440_UFSTAT_RXFULL, - .tx_fifofull = S3C2440_UFSTAT_TXFULL, - .tx_fifomask = S3C2440_UFSTAT_TXMASK, - .tx_fifoshift = S3C2440_UFSTAT_TXSHIFT, - .def_clk_sel = S3C2410_UCON_CLKSEL2, - .num_clks = 4, - .clksel_mask = S3C2412_UCON_CLKMASK, - .clksel_shift = S3C2412_UCON_CLKSHIFT, - }, - .def_cfg = { - .ucon = S3C2410_UCON_DEFAULT, - .ufcon = S3C2410_UFCON_DEFAULT, - }, -}; -#define S3C2412_SERIAL_DRV_DATA (&s3c2412_serial_drv_data) -#else -#define S3C2412_SERIAL_DRV_DATA NULL -#endif - -#if defined(CONFIG_CPU_S3C2440) || defined(CONFIG_CPU_S3C2416) || \ - defined(CONFIG_CPU_S3C2443) || defined(CONFIG_CPU_S3C2442) -static const struct s3c24xx_serial_drv_data s3c2440_serial_drv_data = { - .info = { - .name = "Samsung S3C2440 UART", - .type = TYPE_S3C24XX, - .port_type = PORT_S3C2440, - .fifosize = 64, - .has_divslot = 1, - .rx_fifomask = S3C2440_UFSTAT_RXMASK, - .rx_fifoshift = S3C2440_UFSTAT_RXSHIFT, - .rx_fifofull = S3C2440_UFSTAT_RXFULL, - .tx_fifofull = S3C2440_UFSTAT_TXFULL, - .tx_fifomask = S3C2440_UFSTAT_TXMASK, - .tx_fifoshift = S3C2440_UFSTAT_TXSHIFT, - .def_clk_sel = S3C2410_UCON_CLKSEL2, - .num_clks = 4, - .clksel_mask = S3C2412_UCON_CLKMASK, - .clksel_shift = S3C2412_UCON_CLKSHIFT, - .ucon_mask = S3C2440_UCON0_DIVMASK, - }, - .def_cfg = { - .ucon = S3C2410_UCON_DEFAULT, - .ufcon = S3C2410_UFCON_DEFAULT, - }, -}; -#define S3C2440_SERIAL_DRV_DATA (&s3c2440_serial_drv_data) -#else -#define S3C2440_SERIAL_DRV_DATA NULL -#endif - #if defined(CONFIG_CPU_S3C6400) || defined(CONFIG_CPU_S3C6410) static const struct s3c24xx_serial_drv_data s3c6400_serial_drv_data = { .info = { @@ -2845,15 +2661,6 @@ static const struct s3c24xx_serial_drv_data artpec8_serial_drv_data = { static const struct platform_device_id s3c24xx_serial_driver_ids[] = { { - .name = "s3c2410-uart", - .driver_data = (kernel_ulong_t)S3C2410_SERIAL_DRV_DATA, - }, { - .name = "s3c2412-uart", - .driver_data = (kernel_ulong_t)S3C2412_SERIAL_DRV_DATA, - }, { - .name = "s3c2440-uart", - .driver_data = (kernel_ulong_t)S3C2440_SERIAL_DRV_DATA, - }, { .name = "s3c6400-uart", .driver_data = (kernel_ulong_t)S3C6400_SERIAL_DRV_DATA, }, { @@ -2881,12 +2688,6 @@ MODULE_DEVICE_TABLE(platform, s3c24xx_serial_driver_ids); #ifdef CONFIG_OF static const struct of_device_id s3c24xx_uart_dt_match[] = { - { .compatible = "samsung,s3c2410-uart", - .data = S3C2410_SERIAL_DRV_DATA }, - { .compatible = "samsung,s3c2412-uart", - .data = S3C2412_SERIAL_DRV_DATA }, - { .compatible = "samsung,s3c2440-uart", - .data = S3C2440_SERIAL_DRV_DATA }, { .compatible = "samsung,s3c6400-uart", .data = S3C6400_SERIAL_DRV_DATA }, { .compatible = "samsung,s5pv210-uart", diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index fb7b603dddf8..8ba4fe9364b1 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -443,12 +443,12 @@ config USB_OHCI_HCD_STI STMicroelectronics consumer electronics SoC's. config USB_OHCI_HCD_S3C2410 - tristate "OHCI support for Samsung S3C24xx/S3C64xx SoC series" - depends on USB_OHCI_HCD && (ARCH_S3C24XX || ARCH_S3C64XX || COMPILE_TEST) - default y if (ARCH_S3C24XX || ARCH_S3C64XX) + tristate "OHCI support for Samsung S3C64xx SoC series" + depends on USB_OHCI_HCD && (ARCH_S3C64XX || COMPILE_TEST) + default ARCH_S3C64XX help Enables support for the on-chip OHCI controller on - S3C24xx/S3C64xx chips. + S3C64xx chips. config USB_OHCI_HCD_LPC32XX tristate "Support for LPC on-chip OHCI USB controller" diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index b64bc49c7f30..eee7df45347a 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -491,14 +491,13 @@ config IXP4XX_WATCHDOG Say N if you are unsure. config S3C2410_WATCHDOG - tristate "S3C2410 Watchdog" - depends on ARCH_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210 || ARCH_EXYNOS || \ - COMPILE_TEST + tristate "S3C6410/S5Pv210/Exynos Watchdog" + depends on ARCH_S3C64XX || ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST select WATCHDOG_CORE select MFD_SYSCON if ARCH_EXYNOS help - Watchdog timer block in the Samsung S3C24xx, S3C64xx, S5Pv210 and - Exynos SoCs. This will reboot the system when the timer expires with + Watchdog timer block in the Samsung S3C64xx, S5Pv210 and Exynos + SoCs. This will reboot the system when the timer expires with the watchdog enabled. The driver is limited by the speed of the system's PCLK diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c index d3fc8ed886ff..200ba236a72e 100644 --- a/drivers/watchdog/s3c2410_wdt.c +++ b/drivers/watchdog/s3c2410_wdt.c @@ -562,73 +562,6 @@ static irqreturn_t s3c2410wdt_irq(int irqno, void *param) return IRQ_HANDLED; } -#ifdef CONFIG_ARM_S3C24XX_CPUFREQ - -static int s3c2410wdt_cpufreq_transition(struct notifier_block *nb, - unsigned long val, void *data) -{ - int ret; - struct s3c2410_wdt *wdt = freq_to_wdt(nb); - - if (!s3c2410wdt_is_running(wdt)) - goto done; - - if (val == CPUFREQ_PRECHANGE) { - /* To ensure that over the change we don't cause the - * watchdog to trigger, we perform an keep-alive if - * the watchdog is running. - */ - - s3c2410wdt_keepalive(&wdt->wdt_device); - } else if (val == CPUFREQ_POSTCHANGE) { - s3c2410wdt_stop(&wdt->wdt_device); - - ret = s3c2410wdt_set_heartbeat(&wdt->wdt_device, - wdt->wdt_device.timeout); - - if (ret >= 0) - s3c2410wdt_start(&wdt->wdt_device); - else - goto err; - } - -done: - return 0; - - err: - dev_err(wdt->dev, "cannot set new value for timeout %d\n", - wdt->wdt_device.timeout); - return ret; -} - -static inline int s3c2410wdt_cpufreq_register(struct s3c2410_wdt *wdt) -{ - wdt->freq_transition.notifier_call = s3c2410wdt_cpufreq_transition; - - return cpufreq_register_notifier(&wdt->freq_transition, - CPUFREQ_TRANSITION_NOTIFIER); -} - -static inline void s3c2410wdt_cpufreq_deregister(struct s3c2410_wdt *wdt) -{ - wdt->freq_transition.notifier_call = s3c2410wdt_cpufreq_transition; - - cpufreq_unregister_notifier(&wdt->freq_transition, - CPUFREQ_TRANSITION_NOTIFIER); -} - -#else - -static inline int s3c2410wdt_cpufreq_register(struct s3c2410_wdt *wdt) -{ - return 0; -} - -static inline void s3c2410wdt_cpufreq_deregister(struct s3c2410_wdt *wdt) -{ -} -#endif - static inline unsigned int s3c2410wdt_get_bootstatus(struct s3c2410_wdt *wdt) { unsigned int rst_stat; @@ -761,12 +694,6 @@ static int s3c2410wdt_probe(struct platform_device *pdev) wdt->wdt_device.min_timeout = 1; wdt->wdt_device.max_timeout = s3c2410wdt_max_timeout(wdt); - ret = s3c2410wdt_cpufreq_register(wdt); - if (ret < 0) { - dev_err(dev, "failed to register cpufreq\n"); - goto err_src_clk; - } - watchdog_set_drvdata(&wdt->wdt_device, wdt); /* see if we can actually set the requested timer margin, and if @@ -783,7 +710,7 @@ static int s3c2410wdt_probe(struct platform_device *pdev) S3C2410_WATCHDOG_DEFAULT_TIME); } else { dev_err(dev, "failed to use default timeout\n"); - goto err_cpufreq; + goto err_src_clk; } } @@ -791,7 +718,7 @@ static int s3c2410wdt_probe(struct platform_device *pdev) pdev->name, pdev); if (ret != 0) { dev_err(dev, "failed to install irq (%d)\n", ret); - goto err_cpufreq; + goto err_src_clk; } watchdog_set_nowayout(&wdt->wdt_device, nowayout); @@ -817,7 +744,7 @@ static int s3c2410wdt_probe(struct platform_device *pdev) ret = watchdog_register_device(&wdt->wdt_device); if (ret) - goto err_cpufreq; + goto err_src_clk; ret = s3c2410wdt_enable(wdt, true); if (ret < 0) @@ -839,9 +766,6 @@ static int s3c2410wdt_probe(struct platform_device *pdev) err_unregister: watchdog_unregister_device(&wdt->wdt_device); - err_cpufreq: - s3c2410wdt_cpufreq_deregister(wdt); - err_src_clk: clk_disable_unprepare(wdt->src_clk); @@ -862,8 +786,6 @@ static int s3c2410wdt_remove(struct platform_device *dev) watchdog_unregister_device(&wdt->wdt_device); - s3c2410wdt_cpufreq_deregister(wdt); - clk_disable_unprepare(wdt->src_clk); clk_disable_unprepare(wdt->bus_clk); diff --git a/include/linux/clk/samsung.h b/include/linux/clk/samsung.h index 38b774001712..0cf7aac83439 100644 --- a/include/linux/clk/samsung.h +++ b/include/linux/clk/samsung.h @@ -21,36 +21,4 @@ static inline void s3c64xx_clk_init(struct device_node *np, bool s3c6400, void __iomem *base) { } #endif /* CONFIG_S3C64XX_COMMON_CLK */ -#ifdef CONFIG_S3C2410_COMMON_CLK -void s3c2410_common_clk_init(struct device_node *np, unsigned long xti_f, - int current_soc, - void __iomem *reg_base); -#else -static inline void s3c2410_common_clk_init(struct device_node *np, - unsigned long xti_f, - int current_soc, - void __iomem *reg_base) { } -#endif /* CONFIG_S3C2410_COMMON_CLK */ - -#ifdef CONFIG_S3C2412_COMMON_CLK -void s3c2412_common_clk_init(struct device_node *np, unsigned long xti_f, - unsigned long ext_f, void __iomem *reg_base); -#else -static inline void s3c2412_common_clk_init(struct device_node *np, - unsigned long xti_f, - unsigned long ext_f, - void __iomem *reg_base) { } -#endif /* CONFIG_S3C2412_COMMON_CLK */ - -#ifdef CONFIG_S3C2443_COMMON_CLK -void s3c2443_common_clk_init(struct device_node *np, unsigned long xti_f, - int current_soc, - void __iomem *reg_base); -#else -static inline void s3c2443_common_clk_init(struct device_node *np, - unsigned long xti_f, - int current_soc, - void __iomem *reg_base) { } -#endif /* CONFIG_S3C2443_COMMON_CLK */ - #endif /* __LINUX_CLK_SAMSUNG_H_ */ diff --git a/include/linux/soc/samsung/s3c-pm.h b/include/linux/soc/samsung/s3c-pm.h index f9164559c99f..5b23d85d20ab 100644 --- a/include/linux/soc/samsung/s3c-pm.h +++ b/include/linux/soc/samsung/s3c-pm.h @@ -14,58 +14,10 @@ /* PM debug functions */ -/** - * struct pm_uart_save - save block for core UART - * @ulcon: Save value for S3C2410_ULCON - * @ucon: Save value for S3C2410_UCON - * @ufcon: Save value for S3C2410_UFCON - * @umcon: Save value for S3C2410_UMCON - * @ubrdiv: Save value for S3C2410_UBRDIV - * - * Save block for UART registers to be held over sleep and restored if they - * are needed (say by debug). -*/ -struct pm_uart_save { - u32 ulcon; - u32 ucon; - u32 ufcon; - u32 umcon; - u32 ubrdiv; - u32 udivslot; -}; - -#ifdef CONFIG_SAMSUNG_PM_DEBUG -/** - * s3c_pm_dbg() - low level debug function for use in suspend/resume. - * @msg: The message to print. - * - * This function is used mainly to debug the resume process before the system - * can rely on printk/console output. It uses the low-level debugging output - * routine printascii() to do its work. - */ -extern void s3c_pm_dbg(const char *msg, ...); - -#define S3C_PMDBG(fmt...) s3c_pm_dbg(fmt) - -extern void s3c_pm_save_uarts(bool is_s3c24xx); -extern void s3c_pm_restore_uarts(bool is_s3c24xx); - -#ifdef CONFIG_ARCH_S3C64XX -extern void s3c_pm_arch_update_uart(void __iomem *regs, - struct pm_uart_save *save); -#else -static inline void -s3c_pm_arch_update_uart(void __iomem *regs, struct pm_uart_save *save) -{ -} -#endif - -#else #define S3C_PMDBG(fmt...) pr_debug(fmt) static inline void s3c_pm_save_uarts(bool is_s3c24xx) { } static inline void s3c_pm_restore_uarts(bool is_s3c24xx) { } -#endif /* suspend memory checking */ @@ -81,14 +33,4 @@ extern void s3c_pm_check_store(void); #define s3c_pm_check_store() do { } while (0) #endif -/* system device subsystems */ - -extern struct bus_type s3c2410_subsys; -extern struct bus_type s3c2410a_subsys; -extern struct bus_type s3c2412_subsys; -extern struct bus_type s3c2416_subsys; -extern struct bus_type s3c2440_subsys; -extern struct bus_type s3c2442_subsys; -extern struct bus_type s3c2443_subsys; - #endif