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authorLinus Torvalds <torvalds@g5.osdl.org>2006-09-18 19:15:16 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-18 19:15:16 -0400
commit77e2782f9b683893c9341e9cf05c88b0caac7382 (patch)
treede65fd4477b104c64b55c144529fa6185fc70853 /arch/arm/mach-s3c2410
parent803db244b9f71102e366fd689000c1417b9a7508 (diff)
parente40b1074af46d53740320f88dfffd9fb2f78bdf3 (diff)
Merge master.kernel.org:/home/rmk/linux-2.6-arm
* master.kernel.org:/home/rmk/linux-2.6-arm: [ARM] 3815/1: headers_install support for ARM [ARM] 3794/1: S3C24XX: do not defined set_irq_wake when no CONFIG_PM [ARM] 3793/1: S3C2412: fix wrong serial info struct [ARM] 3780/1: Fix iop321 cpuid [ARM] 3786/1: pnx4008: update defconfig [ARM] 3785/1: S3C2412: Fix idle code as default uses wrong clocks [ARM] 3784/1: S3C2413: fix config for MACH_S3C2413/MACH_SMDK2413
Diffstat (limited to 'arch/arm/mach-s3c2410')
-rw-r--r--arch/arm/mach-s3c2410/Kconfig8
-rw-r--r--arch/arm/mach-s3c2410/irq.h5
-rw-r--r--arch/arm/mach-s3c2410/s3c2412.c29
3 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/Kconfig b/arch/arm/mach-s3c2410/Kconfig
index b4171dd43df0..bbd138be6a70 100644
--- a/arch/arm/mach-s3c2410/Kconfig
+++ b/arch/arm/mach-s3c2410/Kconfig
@@ -81,9 +81,17 @@ config SMDK2440_CPU2442
81 depends on ARCH_S3C2440 81 depends on ARCH_S3C2440
82 select CPU_S3C2442 82 select CPU_S3C2442
83 83
84config MACH_S3C2413
85 bool
86 help
87 Internal node for S3C2413 verison of SMDK2413, so that
88 machine_is_s3c2413() will work when MACH_SMDK2413 is
89 selected
90
84config MACH_SMDK2413 91config MACH_SMDK2413
85 bool "SMDK2413" 92 bool "SMDK2413"
86 select CPU_S3C2412 93 select CPU_S3C2412
94 select MACH_S3C2413
87 select MACH_SMDK 95 select MACH_SMDK
88 help 96 help
89 Say Y here if you are using an SMDK2413 97 Say Y here if you are using an SMDK2413
diff --git a/arch/arm/mach-s3c2410/irq.h b/arch/arm/mach-s3c2410/irq.h
index f7cc4c983de5..842a9f42c97b 100644
--- a/arch/arm/mach-s3c2410/irq.h
+++ b/arch/arm/mach-s3c2410/irq.h
@@ -100,5 +100,10 @@ s3c_irqsub_ack(unsigned int irqno, unsigned int parentmask, unsigned int group)
100 100
101/* exported for use in arch/arm/mach-s3c2410 */ 101/* exported for use in arch/arm/mach-s3c2410 */
102 102
103#ifdef CONFIG_PM
103extern int s3c_irq_wake(unsigned int irqno, unsigned int state); 104extern int s3c_irq_wake(unsigned int irqno, unsigned int state);
105#else
106#define s3c_irq_wake NULL
107#endif
108
104extern int s3c_irqext_type(unsigned int irq, unsigned int type); 109extern int s3c_irqext_type(unsigned int irq, unsigned int type);
diff --git a/arch/arm/mach-s3c2410/s3c2412.c b/arch/arm/mach-s3c2410/s3c2412.c
index e24ffd5e478b..2d163f7600be 100644
--- a/arch/arm/mach-s3c2410/s3c2412.c
+++ b/arch/arm/mach-s3c2410/s3c2412.c
@@ -35,11 +35,15 @@
35#include <asm/mach/irq.h> 35#include <asm/mach/irq.h>
36 36
37#include <asm/hardware.h> 37#include <asm/hardware.h>
38#include <asm/proc-fns.h>
38#include <asm/io.h> 39#include <asm/io.h>
39#include <asm/irq.h> 40#include <asm/irq.h>
40 41
42#include <asm/arch/idle.h>
43
41#include <asm/arch/regs-clock.h> 44#include <asm/arch/regs-clock.h>
42#include <asm/arch/regs-serial.h> 45#include <asm/arch/regs-serial.h>
46#include <asm/arch/regs-power.h>
43#include <asm/arch/regs-gpio.h> 47#include <asm/arch/regs-gpio.h>
44#include <asm/arch/regs-gpioj.h> 48#include <asm/arch/regs-gpioj.h>
45#include <asm/arch/regs-dsc.h> 49#include <asm/arch/regs-dsc.h>
@@ -75,6 +79,27 @@ void __init s3c2412_init_uarts(struct s3c2410_uartcfg *cfg, int no)
75 s3c_device_nand.name = "s3c2412-nand"; 79 s3c_device_nand.name = "s3c2412-nand";
76} 80}
77 81
82/* s3c2412_idle
83 *
84 * use the standard idle call by ensuring the idle mode
85 * in power config, then issuing the idle co-processor
86 * instruction
87*/
88
89static void s3c2412_idle(void)
90{
91 unsigned long tmp;
92
93 /* ensure our idle mode is to go to idle */
94
95 tmp = __raw_readl(S3C2412_PWRCFG);
96 tmp &= ~S3C2412_PWRCFG_STANDBYWFI_MASK;
97 tmp |= S3C2412_PWRCFG_STANDBYWFI_IDLE;
98 __raw_writel(tmp, S3C2412_PWRCFG);
99
100 cpu_do_idle();
101}
102
78/* s3c2412_map_io 103/* s3c2412_map_io
79 * 104 *
80 * register the standard cpu IO areas, and any passed in from the 105 * register the standard cpu IO areas, and any passed in from the
@@ -87,6 +112,10 @@ void __init s3c2412_map_io(struct map_desc *mach_desc, int mach_size)
87 112
88 s3c24xx_va_gpio2 = S3C24XX_VA_GPIO + 0x10; 113 s3c24xx_va_gpio2 = S3C24XX_VA_GPIO + 0x10;
89 114
115 /* set our idle function */
116
117 s3c24xx_idle = s3c2412_idle;
118
90 /* register our io-tables */ 119 /* register our io-tables */
91 120
92 iotable_init(s3c2412_iodesc, ARRAY_SIZE(s3c2412_iodesc)); 121 iotable_init(s3c2412_iodesc, ARRAY_SIZE(s3c2412_iodesc));