diff options
Diffstat (limited to 'arch/arm/mach-omap2/serial.c')
| -rw-r--r-- | arch/arm/mach-omap2/serial.c | 21 |
1 files changed, 3 insertions, 18 deletions
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index f6601563aa69..a388f8c1bcb3 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -63,7 +63,6 @@ struct omap_uart_state { static LIST_HEAD(uart_list); static u8 num_uarts; static u8 console_uart_id = -1; -static u8 no_console_suspend; static u8 uart_debug; #define DEFAULT_RXDMA_POLLRATE 1 /* RX DMA polling rate (us) */ @@ -176,6 +175,9 @@ static char *cmdline_find_option(char *str) static int __init omap_serial_early_init(void) { + if (of_have_populated_dt()) + return -ENODEV; + do { char oh_name[MAX_UART_HWMOD_NAME_LEN]; struct omap_hwmod *oh; @@ -206,20 +208,6 @@ static int __init omap_serial_early_init(void) pr_info("%s used as console in debug mode: uart%d clocks will not be gated", uart_name, uart->num); } - - if (cmdline_find_option("no_console_suspend")) - no_console_suspend = true; - - /* - * omap-uart can be used for earlyprintk logs - * So if omap-uart is used as console then prevent - * uart reset and idle to get logs from omap-uart - * until uart console driver is available to take - * care for console messages. - * Idling or resetting omap-uart while printing logs - * early boot logs can stall the boot-up. - */ - oh->flags |= HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET; } } while (1); @@ -292,9 +280,6 @@ void __init omap_serial_init_port(struct omap_board_data *bdata, return; } - if ((console_uart_id == bdata->id) && no_console_suspend) - omap_device_disable_idle_on_suspend(pdev); - oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt); if (console_uart_id == bdata->id) { |