5 files changed, 38 insertions, 3 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/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)