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soc: s3c: remove pm-debug hack
CONFIG_SAMSUNG_PM_DEBUG was only used on s3c24xx because of the DEBUG_S3C24XX_UART dependency. Since s3c24xx is now gone, and nobody ever noticed this option being missing from s3c64xx, it can be safely removed as well. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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@ -52,29 +52,9 @@ config EXYNOS_PM_DOMAINS
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bool "Exynos PM domains" if COMPILE_TEST
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depends on (ARCH_EXYNOS && PM_GENERIC_DOMAINS) || COMPILE_TEST
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config SAMSUNG_PM_DEBUG
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bool "Samsung PM Suspend debug"
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depends on PM && DEBUG_KERNEL
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depends on PLAT_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210
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depends on DEBUG_S3C24XX_UART || DEBUG_S3C2410_UART
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depends on DEBUG_LL && MMU
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help
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Say Y here if you want verbose debugging from the PM Suspend and
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Resume code. See <file:Documentation/arm/samsung-s3c24xx/suspend.rst>
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for more information.
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config S3C_PM_DEBUG_LED_SMDK
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bool "SMDK LED suspend/resume debugging"
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depends on PM && (MACH_SMDK6410)
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help
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Say Y here to enable the use of the SMDK LEDs on the baseboard
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for debugging of the state of the suspend and resume process.
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Note, this currently only works for S3C64XX based SMDK boards.
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config SAMSUNG_PM_CHECK
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bool "S3C2410 PM Suspend Memory CRC"
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depends on PM && (PLAT_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210)
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depends on PM && (ARCH_S3C64XX || ARCH_S5PV210)
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select CRC32
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help
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Enable the PM code's memory area checksum over sleep. This option
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@ -14,4 +14,3 @@ obj-$(CONFIG_EXYNOS_PM_DOMAINS) += pm_domains.o
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obj-$(CONFIG_EXYNOS_REGULATOR_COUPLER) += exynos-regulator-coupler.o
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obj-$(CONFIG_SAMSUNG_PM_CHECK) += s3c-pm-check.o
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obj-$(CONFIG_SAMSUNG_PM_DEBUG) += s3c-pm-debug.o
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@ -1,79 +0,0 @@
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// SPDX-License-Identifier: GPL-2.0
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//
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// Copyright (C) 2013 Samsung Electronics Co., Ltd.
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// Tomasz Figa <t.figa@samsung.com>
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// Copyright (C) 2008 Openmoko, Inc.
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// Copyright (C) 2004-2008 Simtec Electronics
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// Ben Dooks <ben@simtec.co.uk>
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// http://armlinux.simtec.co.uk/
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//
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// Samsung common power management (suspend to RAM) debug support
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#include <linux/serial_core.h>
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#include <linux/serial_s3c.h>
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#include <linux/io.h>
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#include <asm/mach/map.h>
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#include <linux/soc/samsung/s3c-pm.h>
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static struct pm_uart_save uart_save;
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extern void printascii(const char *);
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void s3c_pm_dbg(const char *fmt, ...)
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{
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va_list va;
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char buff[256];
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va_start(va, fmt);
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vsnprintf(buff, sizeof(buff), fmt, va);
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va_end(va);
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printascii(buff);
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}
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static inline void __iomem *s3c_pm_uart_base(void)
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{
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unsigned long paddr;
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unsigned long vaddr;
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debug_ll_addr(&paddr, &vaddr);
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return (void __iomem *)vaddr;
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}
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void s3c_pm_save_uarts(bool is_s3c2410)
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{
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void __iomem *regs = s3c_pm_uart_base();
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struct pm_uart_save *save = &uart_save;
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save->ulcon = __raw_readl(regs + S3C2410_ULCON);
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save->ucon = __raw_readl(regs + S3C2410_UCON);
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save->ufcon = __raw_readl(regs + S3C2410_UFCON);
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save->umcon = __raw_readl(regs + S3C2410_UMCON);
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save->ubrdiv = __raw_readl(regs + S3C2410_UBRDIV);
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if (!is_s3c2410)
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save->udivslot = __raw_readl(regs + S3C2443_DIVSLOT);
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S3C_PMDBG("UART[%p]: ULCON=%04x, UCON=%04x, UFCON=%04x, UBRDIV=%04x\n",
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regs, save->ulcon, save->ucon, save->ufcon, save->ubrdiv);
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}
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void s3c_pm_restore_uarts(bool is_s3c2410)
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{
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void __iomem *regs = s3c_pm_uart_base();
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struct pm_uart_save *save = &uart_save;
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s3c_pm_arch_update_uart(regs, save);
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__raw_writel(save->ulcon, regs + S3C2410_ULCON);
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__raw_writel(save->ucon, regs + S3C2410_UCON);
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__raw_writel(save->ufcon, regs + S3C2410_UFCON);
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__raw_writel(save->umcon, regs + S3C2410_UMCON);
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__raw_writel(save->ubrdiv, regs + S3C2410_UBRDIV);
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if (!is_s3c2410)
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__raw_writel(save->udivslot, regs + S3C2443_DIVSLOT);
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}
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