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: 617574 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A21CC433FE for ; Fri, 21 Oct 2022 20:47:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230143AbiJUUrJ (ORCPT ); Fri, 21 Oct 2022 16:47:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59064 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230153AbiJUUqr (ORCPT ); Fri, 21 Oct 2022 16:46:47 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5359B106A62; Fri, 21 Oct 2022 13:46:13 -0700 (PDT) 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 ams.source.kernel.org (Postfix) with ESMTPS id 00E36B82CB6; Fri, 21 Oct 2022 20:37:30 +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 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.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: Linus Walleij Acked-by: Jonathan Cameron Acked-by: Daniel Lezcano Acked-by: Miquel Raynal 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