[U-Boot] [PATCH][v0]p1_p2_rdb: to set SQW/INT pin of RTC as INT line
Priyanka Jain
Priyanka.Jain at freescale.com
Mon Oct 25 11:22:53 CEST 2010
p1_p2_rdb : SQW/INT pin in RTC can be used for
generating square wave(by default) or as interrupt line.
U-boot is registering this pin for interrupts.
Configuring SQW/INT bit as interrupt line during board initialization
to avoid spurious interrupts generated by square wave.
Signed-off-by: Priyanka Jain <Priyanka.Jain at freescale.com>
---
board/freescale/p1_p2_rdb/p1_p2_rdb.c | 1 +
include/configs/P1_P2_RDB.h | 1 +
2 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/board/freescale/p1_p2_rdb/p1_p2_rdb.c b/board/freescale/p1_p2_rdb/p1_p2_rdb.c
index fae31f2..0043184 100644
--- a/board/freescale/p1_p2_rdb/p1_p2_rdb.c
+++ b/board/freescale/p1_p2_rdb/p1_p2_rdb.c
@@ -156,6 +156,7 @@ int board_early_init_r(void)
set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, flash_esel, BOOKE_PAGESZ_16M, 1);
+ rtc_reset();
return 0;
}
diff --git a/include/configs/P1_P2_RDB.h b/include/configs/P1_P2_RDB.h
index cff0ed3..ba0c724 100644
--- a/include/configs/P1_P2_RDB.h
+++ b/include/configs/P1_P2_RDB.h
@@ -344,6 +344,7 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
#define CONFIG_SYS_EEPROM_BUS_NUM 1
#define CONFIG_RTC_DS1337
+#define CONFIG_SYS_RTC_DS1337_NOOSC
#define CONFIG_SYS_I2C_RTC_ADDR 0x68
/*
* General PCI
--
1.6.5.6
More information about the U-Boot
mailing list