ALSA: hda - Fix wrong TLV mute bit for STAC/IDT codecs

[pandora-kernel.git] / drivers / rtc / rtc-s3c.c

diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c
index 70b68d3..a0d3ec8 100644 (file)
--- a/drivers/rtc/rtc-s3c.c
+++ b/drivers/rtc/rtc-s3c.c
@@ -1,4 +1,7 @@
 /* drivers/rtc/rtc-s3c.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *             http://www.samsung.com/
  *
  * Copyright (c) 2004,2006 Simtec Electronics
  *     Ben Dooks, <ben@simtec.co.uk>
@@ -39,6 +42,7 @@ enum s3c_cpu_type {
 
 static struct resource *s3c_rtc_mem;
 
+static struct clk *rtc_clk;
 static void __iomem *s3c_rtc_base;
 static int s3c_rtc_alarmno = NO_IRQ;
 static int s3c_rtc_tickno  = NO_IRQ;
@@ -53,6 +57,10 @@ static irqreturn_t s3c_rtc_alarmirq(int irq, void *id)
        struct rtc_device *rdev = id;
 
        rtc_update_irq(rdev, 1, RTC_AF | RTC_IRQF);
+
+       if (s3c_rtc_cpu_type == TYPE_S3C64XX)
+               writeb(S3C2410_INTP_ALM, s3c_rtc_base + S3C2410_INTP);
+
        return IRQ_HANDLED;
 }
 
@@ -61,6 +69,10 @@ static irqreturn_t s3c_rtc_tickirq(int irq, void *id)
        struct rtc_device *rdev = id;
 
        rtc_update_irq(rdev, 1, RTC_PF | RTC_IRQF);
+
+       if (s3c_rtc_cpu_type == TYPE_S3C64XX)
+               writeb(S3C2410_INTP_TIC, s3c_rtc_base + S3C2410_INTP);
+
        return IRQ_HANDLED;
 }
 
@@ -94,7 +106,7 @@ static int s3c_rtc_setpie(struct device *dev, int enabled)
                if (enabled)
                        tmp |= S3C64XX_RTCCON_TICEN;
 
-               writeb(tmp, s3c_rtc_base + S3C2410_RTCCON);
+               writew(tmp, s3c_rtc_base + S3C2410_RTCCON);
        } else {
                tmp = readb(s3c_rtc_base + S3C2410_TICNT);
                tmp &= ~S3C2410_TICNT_ENABLE;
@@ -128,7 +140,7 @@ static int s3c_rtc_setfreq(struct device *dev, int freq)
 
        tmp |= (rtc_dev->max_user_freq / freq)-1;
 
-       writeb(tmp, s3c_rtc_base + S3C2410_TICNT);
+       writel(tmp, s3c_rtc_base + S3C2410_TICNT);
        spin_unlock_irq(&s3c_rtc_pie_lock);
 
        return 0;
@@ -431,6 +443,10 @@ static int __devexit s3c_rtc_remove(struct platform_device *dev)
        s3c_rtc_setpie(&dev->dev, 0);
        s3c_rtc_setaie(0);
 
+       clk_disable(rtc_clk);
+       clk_put(rtc_clk);
+       rtc_clk = NULL;
+
        iounmap(s3c_rtc_base);
        release_resource(s3c_rtc_mem);
        kfree(s3c_rtc_mem);
@@ -442,6 +458,7 @@ static int __devinit s3c_rtc_probe(struct platform_device *pdev)
 {
        struct rtc_device *rtc;
        struct resource *res;
+       unsigned int tmp, i;
        int ret;
 
        pr_debug("%s: probe=%p\n", __func__, pdev);
@@ -488,6 +505,16 @@ static int __devinit s3c_rtc_probe(struct platform_device *pdev)
                goto err_nomap;
        }
 
+       rtc_clk = clk_get(&pdev->dev, "rtc");
+       if (IS_ERR(rtc_clk)) {
+               dev_err(&pdev->dev, "failed to find rtc clock source\n");
+               ret = PTR_ERR(rtc_clk);
+               rtc_clk = NULL;
+               goto err_clk;
+       }
+
+       clk_enable(rtc_clk);
+
        /* check to see if everything is setup correctly */
 
        s3c_rtc_enable(pdev, 1);
@@ -510,6 +537,15 @@ static int __devinit s3c_rtc_probe(struct platform_device *pdev)
 
        s3c_rtc_cpu_type = platform_get_device_id(pdev)->driver_data;
 
+       /* Check RTC Time */
+
+       for (i = S3C2410_RTCSEC; i <= S3C2410_RTCYEAR; i += 0x4) {
+               tmp = readb(s3c_rtc_base + i);
+
+               if ((tmp & 0xf) > 0x9 || ((tmp >> 4) & 0xf) > 0x9)
+                       writeb(0, s3c_rtc_base + i);
+       }
+
        if (s3c_rtc_cpu_type == TYPE_S3C64XX)
                rtc->max_user_freq = 32768;
        else
@@ -523,6 +559,10 @@ static int __devinit s3c_rtc_probe(struct platform_device *pdev)
 
  err_nortc:
        s3c_rtc_enable(pdev, 0);
+       clk_disable(rtc_clk);
+       clk_put(rtc_clk);
+
+ err_clk:
        iounmap(s3c_rtc_base);
 
  err_nomap: