diff options
| author | Michael Walle <michael@walle.cc> | 2021-03-26 21:40:55 +0300 |
|---|---|---|
| committer | Priyanka Jain <priyanka.jain@nxp.com> | 2021-04-15 11:52:22 +0300 |
| commit | 019438e4fd6c63dc9c093a812faa98dcdfd7f970 (patch) | |
| tree | 919974921e9b52548779b8460695bd34fa6b61b4 /arch/arm/cpu/armv8 | |
| parent | 8ff123a685d203d4da1325a6aeeb8e04262d19ac (diff) | |
| download | u-boot-019438e4fd6c63dc9c093a812faa98dcdfd7f970.tar.xz | |
armv8: fsl-layerscape: spl: add debug UART support
To use the debug UART we have to call debug_uart_init() in the SPL. Do
so as soon as possible.
As an example, here is how you can use it on a LS1028A SoC:
CONFIG_DEBUG_UART=y
CONFIG_DEBUG_UART_BASE=0x21c0500
CONFIG_DEBUG_UART_CLOCK=200000000
Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
Diffstat (limited to 'arch/arm/cpu/armv8')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/spl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/spl.c b/arch/arm/cpu/armv8/fsl-layerscape/spl.c index d5131bcf4b..888c02f6c5 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/spl.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/spl.c @@ -6,6 +6,7 @@ #include <common.h> #include <clock_legacy.h> #include <cpu_func.h> +#include <debug_uart.h> #include <env.h> #include <image.h> #include <init.h> @@ -70,6 +71,8 @@ void board_init_f(ulong dummy) icache_enable(); /* Clear global data */ memset((void *)gd, 0, sizeof(gd_t)); + if (IS_ENABLED(CONFIG_DEBUG_UART)) + debug_uart_init(); board_early_init_f(); timer_init(); #ifdef CONFIG_ARCH_LS2080A |