diff options
-rw-r--r-- | arch/arm/include/asm/kexec.h | 7 | ||||
-rw-r--r-- | arch/arm/mach-s3c2442/Kconfig | 3 | ||||
-rw-r--r-- | arch/arm/plat-s3c24xx/Kconfig | 2 | ||||
-rw-r--r-- | arch/arm/plat-s3c24xx/time.c | 4 | ||||
-rw-r--r-- | include/asm-arm/arch-s3c2410/regs-dsc.h | 184 | ||||
-rw-r--r-- | include/linux/kexec.h | 3 |
6 files changed, 196 insertions, 7 deletions
diff --git a/arch/arm/include/asm/kexec.h b/arch/arm/include/asm/kexec.h index df15a0dc228..9fac2c3036e 100644 --- a/arch/arm/include/asm/kexec.h +++ b/arch/arm/include/asm/kexec.h @@ -1,8 +1,6 @@ #ifndef _ARM_KEXEC_H #define _ARM_KEXEC_H -#ifdef CONFIG_KEXEC - /* Maximum physical address we can use pages from */ #define KEXEC_SOURCE_MEMORY_LIMIT (-1UL) /* Maximum address we can reach in physical address mode */ @@ -14,6 +12,10 @@ #define KEXEC_ARCH KEXEC_ARCH_ARM +#define KEXEC_BOOT_PARAMS_SIZE 1536 + +#ifdef CONFIG_KEXEC + #define KEXEC_ARM_ATAGS_OFFSET 0x1000 #define KEXEC_ARM_ZIMAGE_OFFSET 0x8000 @@ -29,3 +31,4 @@ static inline void crash_setup_regs(struct pt_regs *newregs, #endif /* CONFIG_KEXEC */ #endif /* _ARM_KEXEC_H */ + diff --git a/arch/arm/mach-s3c2442/Kconfig b/arch/arm/mach-s3c2442/Kconfig index 6cc68a142a7..f9aa91ce18f 100644 --- a/arch/arm/mach-s3c2442/Kconfig +++ b/arch/arm/mach-s3c2442/Kconfig @@ -6,10 +6,11 @@ config CPU_S3C2442 bool - depends on ARCH_S3C2440 + depends on CPU_S3C2440 select S3C2410_CLOCK select S3C2410_GPIO select S3C2410_PM if PM + select S3C2440_DMA if S3C2410_DMA select CPU_S3C244X select CPU_LLSERIAL_S3C2440 help diff --git a/arch/arm/plat-s3c24xx/Kconfig b/arch/arm/plat-s3c24xx/Kconfig index a986748860d..b0fe896440d 100644 --- a/arch/arm/plat-s3c24xx/Kconfig +++ b/arch/arm/plat-s3c24xx/Kconfig @@ -30,7 +30,7 @@ config S3C24XX_DCLK config CPU_S3C244X bool - depends on ARCH_S3C2410 && (CPU_S3C2440 || CPU_S3C2442) + default y if CPU_S3C2440 || CPU_S3C2442 help Support for S3C2440 and S3C2442 Samsung Mobile CPU based systems. diff --git a/arch/arm/plat-s3c24xx/time.c b/arch/arm/plat-s3c24xx/time.c index 410937f8c4b..c0de5e41eda 100644 --- a/arch/arm/plat-s3c24xx/time.c +++ b/arch/arm/plat-s3c24xx/time.c @@ -200,12 +200,12 @@ static void s3c2410_timer_setup (void) pclk = clk_get_rate(clk); - printk("pclk = %d\n", pclk); + printk("pclk = %lu\n", pclk); /* configure clock tick */ timer_usec_ticks = timer_mask_usec_ticks(6, pclk); - printk("timer_usec_ticks = %d\n", timer_usec_ticks); + printk("timer_usec_ticks = %lu\n", timer_usec_ticks); tcfg1 &= ~S3C2410_TCFG1_MUX4_MASK; tcfg1 |= S3C2410_TCFG1_MUX4_DIV2; diff --git a/include/asm-arm/arch-s3c2410/regs-dsc.h b/include/asm-arm/arch-s3c2410/regs-dsc.h new file mode 100644 index 00000000000..f9d0c3d2b9e --- /dev/null +++ b/include/asm-arm/arch-s3c2410/regs-dsc.h @@ -0,0 +1,184 @@ +/* linux/include/asm-arm/arch-s3c2410/regs-dsc.h + * + * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk> + * http://www.simtec.co.uk/products/SWLINUX/ + * + * 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. + * + * S3C2440/S3C2412 Signal Drive Strength Control +*/ + + +#ifndef __ASM_ARCH_REGS_DSC_H +#define __ASM_ARCH_REGS_DSC_H "2440-dsc" + +#if defined(CONFIG_CPU_S3C2412) +#define S3C2412_DSC0 S3C2410_GPIOREG(0xdc) +#define S3C2412_DSC1 S3C2410_GPIOREG(0xe0) +#endif + +#if defined(CONFIG_CPU_S3C244X) + +#define S3C2440_DSC0 S3C2410_GPIOREG(0xc4) +#define S3C2440_DSC1 S3C2410_GPIOREG(0xc8) + +#define S3C2440_SELECT_DSC0 (0) +#define S3C2440_SELECT_DSC1 (1<<31) + +#define S3C2440_DSC_GETSHIFT(x) ((x) & 31) + +#define S3C2440_DSC0_DISABLE (1<<31) + +#define S3C2440_DSC0_ADDR (S3C2440_SELECT_DSC0 | 8) +#define S3C2440_DSC0_ADDR_12mA (0<<8) +#define S3C2440_DSC0_ADDR_10mA (1<<8) +#define S3C2440_DSC0_ADDR_8mA (2<<8) +#define S3C2440_DSC0_ADDR_6mA (3<<8) +#define S3C2440_DSC0_ADDR_MASK (3<<8) + +/* D24..D31 */ +#define S3C2440_DSC0_DATA3 (S3C2440_SELECT_DSC0 | 6) +#define S3C2440_DSC0_DATA3_12mA (0<<6) +#define S3C2440_DSC0_DATA3_10mA (1<<6) +#define S3C2440_DSC0_DATA3_8mA (2<<6) +#define S3C2440_DSC0_DATA3_6mA (3<<6) +#define S3C2440_DSC0_DATA3_MASK (3<<6) + +/* D16..D23 */ +#define S3C2440_DSC0_DATA2 (S3C2440_SELECT_DSC0 | 4) +#define S3C2440_DSC0_DATA2_12mA (0<<4) +#define S3C2440_DSC0_DATA2_10mA (1<<4) +#define S3C2440_DSC0_DATA2_8mA (2<<4) +#define S3C2440_DSC0_DATA2_6mA (3<<4) +#define S3C2440_DSC0_DATA2_MASK (3<<4) + +/* D8..D15 */ +#define S3C2440_DSC0_DATA1 (S3C2440_SELECT_DSC0 | 2) +#define S3C2440_DSC0_DATA1_12mA (0<<2) +#define S3C2440_DSC0_DATA1_10mA (1<<2) +#define S3C2440_DSC0_DATA1_8mA (2<<2) +#define S3C2440_DSC0_DATA1_6mA (3<<2) +#define S3C2440_DSC0_DATA1_MASK (3<<2) + +/* D0..D7 */ +#define S3C2440_DSC0_DATA0 (S3C2440_SELECT_DSC0 | 0) +#define S3C2440_DSC0_DATA0_12mA (0<<0) +#define S3C2440_DSC0_DATA0_10mA (1<<0) +#define S3C2440_DSC0_DATA0_8mA (2<<0) +#define S3C2440_DSC0_DATA0_6mA (3<<0) +#define S3C2440_DSC0_DATA0_MASK (3<<0) + +#define S3C2440_DSC1_SCK1 (S3C2440_SELECT_DSC1 | 28) +#define S3C2440_DSC1_SCK1_12mA (0<<28) +#define S3C2440_DSC1_SCK1_10mA (1<<28) +#define S3C2440_DSC1_SCK1_8mA (2<<28) +#define S3C2440_DSC1_SCK1_6mA (3<<28) +#define S3C2440_DSC1_SCK1_MASK (3<<28) + +#define S3C2440_DSC1_SCK0 (S3C2440_SELECT_DSC1 | 26) +#define S3C2440_DSC1_SCK0_12mA (0<<26) +#define S3C2440_DSC1_SCK0_10mA (1<<26) +#define S3C2440_DSC1_SCK0_8mA (2<<26) +#define S3C2440_DSC1_SCK0_6mA (3<<26) +#define S3C2440_DSC1_SCK0_MASK (3<<26) + +#define S3C2440_DSC1_SCKE (S3C2440_SELECT_DSC1 | 24) +#define S3C2440_DSC1_SCKE_10mA (0<<24) +#define S3C2440_DSC1_SCKE_8mA (1<<24) +#define S3C2440_DSC1_SCKE_6mA (2<<24) +#define S3C2440_DSC1_SCKE_4mA (3<<24) +#define S3C2440_DSC1_SCKE_MASK (3<<24) + +/* SDRAM nRAS/nCAS */ +#define S3C2440_DSC1_SDR (S3C2440_SELECT_DSC1 | 22) +#define S3C2440_DSC1_SDR_10mA (0<<22) +#define S3C2440_DSC1_SDR_8mA (1<<22) +#define S3C2440_DSC1_SDR_6mA (2<<22) +#define S3C2440_DSC1_SDR_4mA (3<<22) +#define S3C2440_DSC1_SDR_MASK (3<<22) + +/* NAND Flash Controller */ +#define S3C2440_DSC1_NFC (S3C2440_SELECT_DSC1 | 20) +#define S3C2440_DSC1_NFC_10mA (0<<20) +#define S3C2440_DSC1_NFC_8mA (1<<20) +#define S3C2440_DSC1_NFC_6mA (2<<20) +#define S3C2440_DSC1_NFC_4mA (3<<20) +#define S3C2440_DSC1_NFC_MASK (3<<20) + +/* nBE[0..3] */ +#define S3C2440_DSC1_nBE (S3C2440_SELECT_DSC1 | 18) +#define S3C2440_DSC1_nBE_10mA (0<<18) +#define S3C2440_DSC1_nBE_8mA (1<<18) +#define S3C2440_DSC1_nBE_6mA (2<<18) +#define S3C2440_DSC1_nBE_4mA (3<<18) +#define S3C2440_DSC1_nBE_MASK (3<<18) + +#define S3C2440_DSC1_WOE (S3C2440_SELECT_DSC1 | 16) +#define S3C2440_DSC1_WOE_10mA (0<<16) +#define S3C2440_DSC1_WOE_8mA (1<<16) +#define S3C2440_DSC1_WOE_6mA (2<<16) +#define S3C2440_DSC1_WOE_4mA (3<<16) +#define S3C2440_DSC1_WOE_MASK (3<<16) + +#define S3C2440_DSC1_CS7 (S3C2440_SELECT_DSC1 | 14) +#define S3C2440_DSC1_CS7_10mA (0<<14) +#define S3C2440_DSC1_CS7_8mA (1<<14) +#define S3C2440_DSC1_CS7_6mA (2<<14) +#define S3C2440_DSC1_CS7_4mA (3<<14) +#define S3C2440_DSC1_CS7_MASK (3<<14) + +#define S3C2440_DSC1_CS6 (S3C2440_SELECT_DSC1 | 12) +#define S3C2440_DSC1_CS6_10mA (0<<12) +#define S3C2440_DSC1_CS6_8mA (1<<12) +#define S3C2440_DSC1_CS6_6mA (2<<12) +#define S3C2440_DSC1_CS6_4mA (3<<12) +#define S3C2440_DSC1_CS6_MASK (3<<12) + +#define S3C2440_DSC1_CS5 (S3C2440_SELECT_DSC1 | 10) +#define S3C2440_DSC1_CS5_10mA (0<<10) +#define S3C2440_DSC1_CS5_8mA (1<<10) +#define S3C2440_DSC1_CS5_6mA (2<<10) +#define S3C2440_DSC1_CS5_4mA (3<<10) +#define S3C2440_DSC1_CS5_MASK (3<<10) + +#define S3C2440_DSC1_CS4 (S3C2440_SELECT_DSC1 | 8) +#define S3C2440_DSC1_CS4_10mA (0<<8) +#define S3C2440_DSC1_CS4_8mA (1<<8) +#define S3C2440_DSC1_CS4_6mA (2<<8) +#define S3C2440_DSC1_CS4_4mA (3<<8) +#define S3C2440_DSC1_CS4_MASK (3<<8) + +#define S3C2440_DSC1_CS3 (S3C2440_SELECT_DSC1 | 6) +#define S3C2440_DSC1_CS3_10mA (0<<6) +#define S3C2440_DSC1_CS3_8mA (1<<6) +#define S3C2440_DSC1_CS3_6mA (2<<6) +#define S3C2440_DSC1_CS3_4mA (3<<6) +#define S3C2440_DSC1_CS3_MASK (3<<6) + +#define S3C2440_DSC1_CS2 (S3C2440_SELECT_DSC1 | 4) +#define S3C2440_DSC1_CS2_10mA (0<<4) +#define S3C2440_DSC1_CS2_8mA (1<<4) +#define S3C2440_DSC1_CS2_6mA (2<<4) +#define S3C2440_DSC1_CS2_4mA (3<<4) +#define S3C2440_DSC1_CS2_MASK (3<<4) + +#define S3C2440_DSC1_CS1 (S3C2440_SELECT_DSC1 | 2) +#define S3C2440_DSC1_CS1_10mA (0<<2) +#define S3C2440_DSC1_CS1_8mA (1<<2) +#define S3C2440_DSC1_CS1_6mA (2<<2) +#define S3C2440_DSC1_CS1_4mA (3<<2) +#define S3C2440_DSC1_CS1_MASK (3<<2) + +#define S3C2440_DSC1_CS0 (S3C2440_SELECT_DSC1 | 0) +#define S3C2440_DSC1_CS0_10mA (0<<0) +#define S3C2440_DSC1_CS0_8mA (1<<0) +#define S3C2440_DSC1_CS0_6mA (2<<0) +#define S3C2440_DSC1_CS0_4mA (3<<0) +#define S3C2440_DSC1_CS0_MASK (3<<0) + +#endif /* CONFIG_CPU_S3C244X */ + +#endif /* __ASM_ARCH_REGS_DSC_H */ + diff --git a/include/linux/kexec.h b/include/linux/kexec.h index 17f76fc0517..fb6e057c021 100644 --- a/include/linux/kexec.h +++ b/include/linux/kexec.h @@ -1,7 +1,6 @@ #ifndef LINUX_KEXEC_H #define LINUX_KEXEC_H -#ifdef CONFIG_KEXEC #include <linux/types.h> #include <linux/list.h> #include <linux/linkage.h> @@ -11,6 +10,8 @@ #include <linux/elf.h> #include <asm/kexec.h> +#ifdef CONFIG_KEXEC + /* Verify architecture specific macros are defined */ #ifndef KEXEC_SOURCE_MEMORY_LIMIT |