/* linux/arch/arm/mach-s3c2410/include/pm-core.h * * Copyright 2008 Simtec Electronics * Ben Dooks * http://armlinux.simtec.co.uk/ * * S3C24xx - PM core support for arch/arm/plat-s3c/pm.c * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ static inline void s3c_pm_debug_init_uart(void) { unsigned long tmp = __raw_readl(S3C2410_CLKCON); /* re-start uart clocks */ tmp |= S3C2410_CLKCON_UART0; tmp |= S3C2410_CLKCON_UART1; tmp |= S3C2410_CLKCON_UART2; __raw_writel(tmp, S3C2410_CLKCON); udelay(10); } static inline void s3c_pm_arch_prepare_irqs(void) { __raw_writel(s3c_irqwake_intmask, S3C2410_INTMSK); __raw_writel(s3c_irqwake_eintmask, S3C2410_EINTMASK); /* ack any outstanding external interrupts before we go to sleep */ __raw_writel(__raw_readl(S3C2410_EINTPEND), S3C2410_EINTPEND); __raw_writel(__raw_readl(S3C2410_INTPND), S3C2410_INTPND); __raw_writel(__raw_readl(S3C2410_SRCPND), S3C2410_SRCPND); } static inline void s3c_pm_arch_stop_clocks(void) { __raw_writel(0x00, S3C2410_CLKCON); /* turn off clocks over sleep */ } static void s3c_pm_show_resume_irqs(int start, unsigned long which, unsigned long mask); static inline void s3c_pm_arch_show_resume_irqs(void) { S3C_PMDBG("post sleep: IRQs 0x%08x, 0x%08x\n", __raw_readl(S3C2410_SRCPND), __raw_readl(S3C2410_EINTPEND)); s3c_pm_show_resume_irqs(IRQ_EINT0, __raw_readl(S3C2410_SRCPND), s3c_irqwake_intmask); s3c_pm_show_resume_irqs(IRQ_EINT4-4, __raw_readl(S3C2410_EINTPEND), s3c_irqwake_eintmask); } static inline void s3c_pm_arch_update_uart(void __iomem *regs, struct pm_uart_save *save) { } static inline void s3c_pm_restored_gpios(void) { } static inline void samsung_pm_saved_gpios(void) { }