diff options
| -rw-r--r-- | drivers/serial/serial_msm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/serial/serial_msm.c b/drivers/serial/serial_msm.c index d8dd5c1104b..ac4d0824b98 100644 --- a/drivers/serial/serial_msm.c +++ b/drivers/serial/serial_msm.c @@ -18,6 +18,7 @@ #include <asm/global_data.h> #include <asm/io.h> #include <linux/compiler.h> +#include <linux/delay.h> #include <dm/pinctrl.h> /* Serial registers - this driver works in uartdm mode*/ @@ -193,6 +194,9 @@ static int msm_uart_clk_init(struct udevice *dev) static void uart_dm_init(struct msm_serial_data *priv) { + /* Delay initialization for a bit to let pins stabilize if necessary */ + mdelay(5); + writel(priv->clk_bit_rate, priv->base + UARTDM_CSR); writel(0x0, priv->base + UARTDM_MR1); writel(MSM_BOOT_UART_DM_8_N_1_MODE, priv->base + UARTDM_MR2); |