diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-18 16:58:42 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-18 16:58:42 -0700 |
commit | a41842f70d6d6b0cfde3d21e163add81c4318ebd (patch) | |
tree | 238fc75a5d10adc70ef7a4c812ac5cbd366fb9b5 | |
parent | 722874465e3cd3268387b96e02220f84b35a8d98 (diff) | |
parent | 0e17226f7cd289504724466f4298abc9bdfca3fe (diff) |
Merge branch 'for-linus/samsung-fixes' of git://git.fluff.org/bjdooks/linux
* 'for-linus/samsung-fixes' of git://git.fluff.org/bjdooks/linux:
ARM: SAMSUNG: Fixup commit 4e6d488af37980d224cbf298224db6173673f362
ARM: SAMSUNG: Fix build error from stale define in <plat/uncompress.h>
ARM: SAMSUNG: Add suspend/resume support for S3C PWM driver
ARM: S3C2440: Fix s3c2440 cpufreq compilation post move.
-rw-r--r-- | arch/arm/mach-s3c2440/s3c2440-cpufreq.c (renamed from arch/arm/plat-s3c24xx/s3c2440-cpufreq.c) | 0 | ||||
-rw-r--r-- | arch/arm/mach-s3c64xx/include/mach/debug-macro.S | 2 | ||||
-rw-r--r-- | arch/arm/mach-s5p6440/include/mach/debug-macro.S | 2 | ||||
-rw-r--r-- | arch/arm/mach-s5p6442/include/mach/debug-macro.S | 2 | ||||
-rw-r--r-- | arch/arm/plat-samsung/include/plat/uncompress.h | 2 | ||||
-rw-r--r-- | arch/arm/plat-samsung/pwm.c | 35 |
6 files changed, 38 insertions, 5 deletions
diff --git a/arch/arm/plat-s3c24xx/s3c2440-cpufreq.c b/arch/arm/mach-s3c2440/s3c2440-cpufreq.c index 976002fb1b8f..976002fb1b8f 100644 --- a/arch/arm/plat-s3c24xx/s3c2440-cpufreq.c +++ b/arch/arm/mach-s3c2440/s3c2440-cpufreq.c diff --git a/arch/arm/mach-s3c64xx/include/mach/debug-macro.S b/arch/arm/mach-s3c64xx/include/mach/debug-macro.S index b18ac5266dfc..f9ab5d26052a 100644 --- a/arch/arm/mach-s3c64xx/include/mach/debug-macro.S +++ b/arch/arm/mach-s3c64xx/include/mach/debug-macro.S @@ -21,7 +21,7 @@ * aligned and add in the offset when we load the value here. */ - .macro addruart, rx + .macro addruart, rx, rtmp mrc p15, 0, \rx, c1, c0 tst \rx, #1 ldreq \rx, = S3C_PA_UART diff --git a/arch/arm/mach-s5p6440/include/mach/debug-macro.S b/arch/arm/mach-s5p6440/include/mach/debug-macro.S index 48cdb0da026c..1347d7f99079 100644 --- a/arch/arm/mach-s5p6440/include/mach/debug-macro.S +++ b/arch/arm/mach-s5p6440/include/mach/debug-macro.S @@ -19,7 +19,7 @@ * aligned and add in the offset when we load the value here. */ - .macro addruart, rx + .macro addruart, rx, rtmp mrc p15, 0, \rx, c1, c0 tst \rx, #1 ldreq \rx, = S3C_PA_UART diff --git a/arch/arm/mach-s5p6442/include/mach/debug-macro.S b/arch/arm/mach-s5p6442/include/mach/debug-macro.S index 1aae691e58ef..bb6536147ffb 100644 --- a/arch/arm/mach-s5p6442/include/mach/debug-macro.S +++ b/arch/arm/mach-s5p6442/include/mach/debug-macro.S @@ -15,7 +15,7 @@ #include <mach/map.h> #include <plat/regs-serial.h> - .macro addruart, rx + .macro addruart, rx, rtmp mrc p15, 0, \rx, c1, c0 tst \rx, #1 ldreq \rx, = S3C_PA_UART diff --git a/arch/arm/plat-samsung/include/plat/uncompress.h b/arch/arm/plat-samsung/include/plat/uncompress.h index e87ce8ffbbcd..7d6ed7263d57 100644 --- a/arch/arm/plat-samsung/include/plat/uncompress.h +++ b/arch/arm/plat-samsung/include/plat/uncompress.h @@ -140,8 +140,6 @@ static void arch_decomp_error(const char *x) #define arch_error arch_decomp_error #endif -static void error(char *err); - #ifdef CONFIG_S3C_BOOT_UART_FORCE_FIFO static inline void arch_enable_uart_fifo(void) { diff --git a/arch/arm/plat-samsung/pwm.c b/arch/arm/plat-samsung/pwm.c index ef019f27b67d..f2d11390d01c 100644 --- a/arch/arm/plat-samsung/pwm.c +++ b/arch/arm/plat-samsung/pwm.c @@ -379,6 +379,39 @@ static int __devexit s3c_pwm_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM +static int s3c_pwm_suspend(struct platform_device *pdev, pm_message_t state) +{ + struct pwm_device *pwm = platform_get_drvdata(pdev); + + /* No one preserve these values during suspend so reset them + * Otherwise driver leaves PWM unconfigured if same values + * passed to pwm_config + */ + pwm->period_ns = 0; + pwm->duty_ns = 0; + + return 0; +} + +static int s3c_pwm_resume(struct platform_device *pdev) +{ + struct pwm_device *pwm = platform_get_drvdata(pdev); + unsigned long tcon; + + /* Restore invertion */ + tcon = __raw_readl(S3C2410_TCON); + tcon |= pwm_tcon_invert(pwm); + __raw_writel(tcon, S3C2410_TCON); + + return 0; +} + +#else +#define s3c_pwm_suspend NULL +#define s3c_pwm_resume NULL +#endif + static struct platform_driver s3c_pwm_driver = { .driver = { .name = "s3c24xx-pwm", @@ -386,6 +419,8 @@ static struct platform_driver s3c_pwm_driver = { }, .probe = s3c_pwm_probe, .remove = __devexit_p(s3c_pwm_remove), + .suspend = s3c_pwm_suspend, + .resume = s3c_pwm_resume, }; static int __init pwm_init(void) |