This patch turns power down for unused core 1
Signed-off-by: Piotr Wilczek p.wilczek@samsung.com Signed-off-by: Kyungmin Park kyungmin.park@samsung.com CC: Minkyu Kang mk7.kang@samsung.com --- board/samsung/trats/trats.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/board/samsung/trats/trats.c b/board/samsung/trats/trats.c index 57400ce..d5c681c 100644 --- a/board/samsung/trats/trats.c +++ b/board/samsung/trats/trats.c @@ -321,6 +321,10 @@ static void board_power_init(void) writel(0, (unsigned int)&pwr->lcd1_configuration); writel(0, (unsigned int)&pwr->gps_configuration); writel(0, (unsigned int)&pwr->gps_alive_configuration); + + /* It is necessary to power down core 1 */ + /* to successfully boot CPU1 in kernel */ + writel(0, (unsigned int)&pwr->arm_core1_configuration); }
static void board_uart_init(void)