From: Alexandre Torgue <alexandre.tor...@st.com>

AB8540 rtc have changed between AB8540_cut1 and AB8540_cut2.Different
ressources to define for those two version.

Signed-off-by: Julien Delacou <julien.dela...@stericsson.com>
Signed-off-by: Alexandre Torgue <alexandre.tor...@st.com>

Acked-by: Lee Jones <lee.jo...@linaro.org>
Acked-by: Linus Walleij <linus.wall...@linaro.org>

diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index 42abd3a..6f22527 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -650,6 +650,21 @@ static struct resource ab8500_rtc_resources[] = {
        },
 };
 
+static struct resource ab8540_rtc_resources[] = {
+       {
+               .name   = "1S",
+               .start  = AB8540_INT_RTC_1S,
+               .end    = AB8540_INT_RTC_1S,
+               .flags  = IORESOURCE_IRQ,
+       },
+       {
+               .name   = "ALARM",
+               .start  = AB8500_INT_RTC_ALARM,
+               .end    = AB8500_INT_RTC_ALARM,
+               .flags  = IORESOURCE_IRQ,
+       },
+};
+
 static struct resource ab8500_poweronkey_db_resources[] = {
        {
                .name   = "ONKEY_DBF",
@@ -1284,11 +1299,6 @@ static struct mfd_cell ab8540_devs[] = {
                .resources = ab8505_gpadc_resources,
        },
        {
-               .name = "ab8500-rtc",
-               .num_resources = ARRAY_SIZE(ab8500_rtc_resources),
-               .resources = ab8500_rtc_resources,
-       },
-       {
                .name = "ab8500-acc-det",
                .num_resources = ARRAY_SIZE(ab8500_av_acc_detect_resources),
                .resources = ab8500_av_acc_detect_resources,
@@ -1328,6 +1338,24 @@ static struct mfd_cell ab8540_devs[] = {
        },
 };
 
+static struct mfd_cell ab8540_cut1_devs[] = {
+       {
+               .name = "ab8500-rtc",
+               .of_compatible = "stericsson,ab8500-rtc",
+               .num_resources = ARRAY_SIZE(ab8500_rtc_resources),
+               .resources = ab8500_rtc_resources,
+       },
+};
+
+static struct mfd_cell ab8540_cut2_devs[] = {
+       {
+               .name = "ab8540-rtc",
+               .of_compatible = "stericsson,ab8540-rtc",
+               .num_resources = ARRAY_SIZE(ab8540_rtc_resources),
+               .resources = ab8540_rtc_resources,
+       },
+};
+
 static ssize_t show_chip_id(struct device *dev,
                                struct device_attribute *attr, char *buf)
 {
@@ -1731,11 +1759,22 @@ static int ab8500_probe(struct platform_device *pdev)
                ret = mfd_add_devices(ab8500->dev, 0, ab9540_devs,
                                ARRAY_SIZE(ab9540_devs), NULL,
                                ab8500->irq_base, ab8500->domain);
-       else if (is_ab8540(ab8500))
+       else if (is_ab8540(ab8500)) {
                ret = mfd_add_devices(ab8500->dev, 0, ab8540_devs,
                              ARRAY_SIZE(ab8540_devs), NULL,
-                             ab8500->irq_base, ab8500->domain);
-       else if (is_ab8505(ab8500))
+                             ab8500->irq_base, NULL);
+               if (ret)
+                       return ret;
+
+               if (is_ab8540_1p2_or_earlier(ab8500))
+                       ret = mfd_add_devices(ab8500->dev, 0, ab8540_cut1_devs,
+                             ARRAY_SIZE(ab8540_cut1_devs), NULL,
+                             ab8500->irq_base, NULL);
+               else /* ab8540 >= cut2 */
+                       ret = mfd_add_devices(ab8500->dev, 0, ab8540_cut2_devs,
+                             ARRAY_SIZE(ab8540_cut2_devs), NULL,
+                             ab8500->irq_base, NULL);
+       } else if (is_ab8505(ab8500))
                ret = mfd_add_devices(ab8500->dev, 0, ab8505_devs,
                              ARRAY_SIZE(ab8505_devs), NULL,
                              ab8500->irq_base, ab8500->domain);
diff --git a/include/linux/mfd/abx500/ab8500.h 
b/include/linux/mfd/abx500/ab8500.h
index fb1bf7d..e330ad3 100644
--- a/include/linux/mfd/abx500/ab8500.h
+++ b/include/linux/mfd/abx500/ab8500.h
@@ -291,6 +291,8 @@ enum ab8500_version {
 #define AB8540_INT_FSYNC2R             213
 #define AB8540_INT_BITCLK2F            214
 #define AB8540_INT_BITCLK2R            215
+/* ab8540_irq_regoffset[27] -> IT[Source|Latch|Mask]33 */
+#define AB8540_INT_RTC_1S              216
 
 /*
  * AB8500_AB9540_NR_IRQS is used when configuring the IRQ numbers for the
-- 
1.8.2.1

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