From: Benjamin Herrenschmidt <b...@kernel.crashing.org>

Signed-off-by: Benjamin Herrenschmidt <b...@kernel.crashing.org>
---
 arch/powerpc/platforms/powernv/opal-rtc.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/powerpc/platforms/powernv/opal-rtc.c 
b/arch/powerpc/platforms/powernv/opal-rtc.c
index 2aa7641..dbfdba3 100644
--- a/arch/powerpc/platforms/powernv/opal-rtc.c
+++ b/arch/powerpc/platforms/powernv/opal-rtc.c
@@ -48,6 +48,8 @@ unsigned long __init opal_get_boot_time(void)
        }
        if (rc != OPAL_SUCCESS)
                return 0;
+       y_m_d = be32_to_cpu(y_m_d);
+       h_m_s_ms = be64_to_cpu(h_m_s_ms);
        opal_to_tm(y_m_d, h_m_s_ms, &tm);
        return mktime(tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
                      tm.tm_hour, tm.tm_min, tm.tm_sec);
@@ -68,6 +70,8 @@ void opal_get_rtc_time(struct rtc_time *tm)
        }
        if (rc != OPAL_SUCCESS)
                return;
+       y_m_d = be32_to_cpu(y_m_d);
+       h_m_s_ms = be64_to_cpu(h_m_s_ms);
        opal_to_tm(y_m_d, h_m_s_ms, tm);
 }
 
@@ -86,6 +90,9 @@ int opal_set_rtc_time(struct rtc_time *tm)
        h_m_s_ms |= ((u64)bin2bcd(tm->tm_min)) << 48;
        h_m_s_ms |= ((u64)bin2bcd(tm->tm_sec)) << 40;
 
+       y_m_d = cpu_to_be32(y_m_d);
+       h_m_s_ms = cpu_to_be64(h_m_s_ms);
+
        while (rc == OPAL_BUSY || rc == OPAL_BUSY_EVENT) {
                rc = opal_rtc_write(y_m_d, h_m_s_ms);
                if (rc == OPAL_BUSY_EVENT)
-- 
1.8.1.2

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