diff options
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/samsung/Kconfig | 26 | ||||
| -rw-r--r-- | drivers/soc/samsung/Makefile | 1 | ||||
| -rw-r--r-- | drivers/soc/samsung/s3c-pm-debug.c | 79 |
3 files changed, 1 insertions, 105 deletions
diff --git a/drivers/soc/samsung/Kconfig b/drivers/soc/samsung/Kconfig index 02e319508cc6..7a8f291e7704 100644 --- a/drivers/soc/samsung/Kconfig +++ b/drivers/soc/samsung/Kconfig @@ -52,29 +52,9 @@ config EXYNOS_PM_DOMAINS bool "Exynos PM domains" if COMPILE_TEST depends on (ARCH_EXYNOS && PM_GENERIC_DOMAINS) || COMPILE_TEST -config SAMSUNG_PM_DEBUG - bool "Samsung PM Suspend debug" - depends on PM && DEBUG_KERNEL - depends on PLAT_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210 - depends on DEBUG_S3C24XX_UART || DEBUG_S3C2410_UART - depends on DEBUG_LL && MMU - help - Say Y here if you want verbose debugging from the PM Suspend and - Resume code. See <file:Documentation/arm/samsung-s3c24xx/suspend.rst> - for more information. - -config S3C_PM_DEBUG_LED_SMDK - bool "SMDK LED suspend/resume debugging" - depends on PM && (MACH_SMDK6410) - help - Say Y here to enable the use of the SMDK LEDs on the baseboard - for debugging of the state of the suspend and resume process. - - Note, this currently only works for S3C64XX based SMDK boards. - config SAMSUNG_PM_CHECK bool "S3C2410 PM Suspend Memory CRC" - depends on PM && (PLAT_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210) + depends on PM && (ARCH_S3C64XX || ARCH_S5PV210) select CRC32 help Enable the PM code's memory area checksum over sleep. This option @@ -85,8 +65,6 @@ config SAMSUNG_PM_CHECK Note, this can take several seconds depending on memory size and CPU speed. - See <file:Documentation/arm/samsung-s3c24xx/suspend.rst> - config SAMSUNG_PM_CHECK_CHUNKSIZE int "S3C2410 PM Suspend CRC Chunksize (KiB)" depends on PM && SAMSUNG_PM_CHECK @@ -97,8 +75,6 @@ config SAMSUNG_PM_CHECK_CHUNKSIZE the CRC data block will take more memory, but will identify any faults with better precision. - See <file:Documentation/arm/samsung-s3c24xx/suspend.rst> - config EXYNOS_REGULATOR_COUPLER bool "Exynos SoC Regulator Coupler" if COMPILE_TEST depends on ARCH_EXYNOS || COMPILE_TEST diff --git a/drivers/soc/samsung/Makefile b/drivers/soc/samsung/Makefile index 9f59d1905ab0..d35270fc6b2b 100644 --- a/drivers/soc/samsung/Makefile +++ b/drivers/soc/samsung/Makefile @@ -14,4 +14,3 @@ obj-$(CONFIG_EXYNOS_PM_DOMAINS) += pm_domains.o obj-$(CONFIG_EXYNOS_REGULATOR_COUPLER) += exynos-regulator-coupler.o obj-$(CONFIG_SAMSUNG_PM_CHECK) += s3c-pm-check.o -obj-$(CONFIG_SAMSUNG_PM_DEBUG) += s3c-pm-debug.o diff --git a/drivers/soc/samsung/s3c-pm-debug.c b/drivers/soc/samsung/s3c-pm-debug.c deleted file mode 100644 index b5ce0e9a41e5..000000000000 --- a/drivers/soc/samsung/s3c-pm-debug.c +++ /dev/null @@ -1,79 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -// -// Copyright (C) 2013 Samsung Electronics Co., Ltd. -// Tomasz Figa <t.figa@samsung.com> -// Copyright (C) 2008 Openmoko, Inc. -// Copyright (C) 2004-2008 Simtec Electronics -// Ben Dooks <ben@simtec.co.uk> -// http://armlinux.simtec.co.uk/ -// -// Samsung common power management (suspend to RAM) debug support - -#include <linux/serial_core.h> -#include <linux/serial_s3c.h> -#include <linux/io.h> - -#include <asm/mach/map.h> - -#include <linux/soc/samsung/s3c-pm.h> - -static struct pm_uart_save uart_save; - -extern void printascii(const char *); - -void s3c_pm_dbg(const char *fmt, ...) -{ - va_list va; - char buff[256]; - - va_start(va, fmt); - vsnprintf(buff, sizeof(buff), fmt, va); - va_end(va); - - printascii(buff); -} - -static inline void __iomem *s3c_pm_uart_base(void) -{ - unsigned long paddr; - unsigned long vaddr; - - debug_ll_addr(&paddr, &vaddr); - - return (void __iomem *)vaddr; -} - -void s3c_pm_save_uarts(bool is_s3c2410) -{ - void __iomem *regs = s3c_pm_uart_base(); - struct pm_uart_save *save = &uart_save; - - save->ulcon = __raw_readl(regs + S3C2410_ULCON); - save->ucon = __raw_readl(regs + S3C2410_UCON); - save->ufcon = __raw_readl(regs + S3C2410_UFCON); - save->umcon = __raw_readl(regs + S3C2410_UMCON); - save->ubrdiv = __raw_readl(regs + S3C2410_UBRDIV); - - if (!is_s3c2410) - save->udivslot = __raw_readl(regs + S3C2443_DIVSLOT); - - S3C_PMDBG("UART[%p]: ULCON=%04x, UCON=%04x, UFCON=%04x, UBRDIV=%04x\n", - regs, save->ulcon, save->ucon, save->ufcon, save->ubrdiv); -} - -void s3c_pm_restore_uarts(bool is_s3c2410) -{ - void __iomem *regs = s3c_pm_uart_base(); - struct pm_uart_save *save = &uart_save; - - s3c_pm_arch_update_uart(regs, save); - - __raw_writel(save->ulcon, regs + S3C2410_ULCON); - __raw_writel(save->ucon, regs + S3C2410_UCON); - __raw_writel(save->ufcon, regs + S3C2410_UFCON); - __raw_writel(save->umcon, regs + S3C2410_UMCON); - __raw_writel(save->ubrdiv, regs + S3C2410_UBRDIV); - - if (!is_s3c2410) - __raw_writel(save->udivslot, regs + S3C2443_DIVSLOT); -} |