The Davinci's onchip RTC is also present on TI OMAP1, AM33XX, AM43XX and
DRA7XX SOCs. So, let's enable compilation for these architectures too.

Signed-off-by: Dario Binacchi <[email protected]>
---

 drivers/rtc/Kconfig   |  7 +++++++
 drivers/rtc/davinci.c | 11 ++++++++---
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index c84a9d2b27..cbdfddb80f 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -188,4 +188,11 @@ config RTC_ABX80X
          families of ultra-low-power  battery- and capacitor-backed real-time
          clock chips.
 
+config RTC_DAVINCI
+       bool "Enable TI OMAP RTC driver"
+       depends on ARCH_DAVINCI || ARCH_OMAP2PLUS
+       help
+         Say "yes" here to support the on chip real time clock
+         present on TI OMAP1, AM33xx, DA8xx/OMAP-L13x, AM43xx and DRA7xx.
+
 endmenu
diff --git a/drivers/rtc/davinci.c b/drivers/rtc/davinci.c
index c446e7a735..8f5f76c9d6 100644
--- a/drivers/rtc/davinci.c
+++ b/drivers/rtc/davinci.c
@@ -9,11 +9,16 @@
 #include <rtc.h>
 #include <asm/io.h>
 #include <asm/davinci_rtc.h>
+#include <asm/arch/hardware.h>
 #include <linux/delay.h>
 
+#if !defined(RTC_BASE) && defined(DAVINCI_RTC_BASE)
+#define RTC_BASE DAVINCI_RTC_BASE
+#endif
+
 int rtc_get(struct rtc_time *tmp)
 {
-       struct davinci_rtc *rtc = (struct davinci_rtc *)DAVINCI_RTC_BASE;
+       struct davinci_rtc *rtc = (struct davinci_rtc *)RTC_BASE;
        unsigned long sec, min, hour, mday, wday, mon_cent, year;
        unsigned long status;
 
@@ -57,7 +62,7 @@ int rtc_get(struct rtc_time *tmp)
 
 int rtc_set(struct rtc_time *tmp)
 {
-       struct davinci_rtc *rtc = (struct davinci_rtc *)DAVINCI_RTC_BASE;
+       struct davinci_rtc *rtc = (struct davinci_rtc *)RTC_BASE;
 
        debug("Set DATE: %4d-%02d-%02d (wday=%d)  TIME: %2d:%02d:%02d\n",
                tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
@@ -75,7 +80,7 @@ int rtc_set(struct rtc_time *tmp)
 
 void rtc_reset(void)
 {
-       struct davinci_rtc *rtc = (struct davinci_rtc *)DAVINCI_RTC_BASE;
+       struct davinci_rtc *rtc = (struct davinci_rtc *)RTC_BASE;
 
        /* run RTC counter */
        writel(0x01, &rtc->ctrl);
-- 
2.17.1

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