diff options
Diffstat (limited to 'arch/arm/mach-s3c/pm-core-s3c24xx.h')
-rw-r--r-- | arch/arm/mach-s3c/pm-core-s3c24xx.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/arch/arm/mach-s3c/pm-core-s3c24xx.h b/arch/arm/mach-s3c/pm-core-s3c24xx.h deleted file mode 100644 index a71ed5711019..000000000000 --- a/arch/arm/mach-s3c/pm-core-s3c24xx.h +++ /dev/null @@ -1,96 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright 2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * http://armlinux.simtec.co.uk/ - * - * S3C24xx - PM core support for arch/arm/plat-s3c/pm.c - */ - -#include <linux/delay.h> -#include <linux/io.h> - -#include "regs-clock.h" -#include "regs-irq-s3c24xx.h" -#include "irqs.h" - -static inline void s3c_pm_debug_init_uart(void) -{ -#ifdef CONFIG_SAMSUNG_PM_DEBUG - 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); -#endif -} - -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 */ -} - -/* s3c2410_pm_show_resume_irqs - * - * print any IRQs asserted at resume time (ie, we woke from) -*/ -static inline void s3c_pm_show_resume_irqs(int start, unsigned long which, - unsigned long mask) -{ - int i; - - which &= ~mask; - - for (i = 0; i <= 31; i++) { - if (which & (1L<<i)) { - S3C_PMDBG("IRQ %d asserted at resume\n", start+i); - } - } -} - -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_restored_gpios(void) { } -static inline void samsung_pm_saved_gpios(void) { } - -/* state for IRQs over sleep */ - -/* default is to allow for EINT0..EINT15, and IRQ_RTC as wakeup sources - * - * set bit to 1 in allow bitfield to enable the wakeup settings on it -*/ -#ifdef CONFIG_PM_SLEEP -#define s3c_irqwake_intallow (1L << 30 | 0xfL) -#define s3c_irqwake_eintallow (0x0000fff0L) -#else -#define s3c_irqwake_eintallow 0 -#define s3c_irqwake_intallow 0 -#endif |