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arm: socfpga: cyclone5: handle debug uart

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If CONFIG_DEBUG_UART is enabled, correctly initialize
the debug uart before console is initialized to debug
early boot problems in SPL.

Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
This commit is contained in:
Simon Goldschmidt 2018-08-13 09:33:47 +02:00 committed by Marek Vasut
parent 20905f5fa6
commit c0b4fc1a1b
1 changed files with 6 additions and 0 deletions
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6
arch/arm/mach-socfpga/spl_gen5.c
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@ -20,6 +20,7 @@
#include <asm/arch/scu.h> #include <asm/arch/scu.h>
#include <asm/arch/nic301.h> #include <asm/arch/nic301.h>
#include <asm/sections.h> #include <asm/sections.h>
#include <debug_uart.h>
#include <fdtdec.h> #include <fdtdec.h>
#include <watchdog.h> #include <watchdog.h>
@ -153,6 +154,11 @@ void board_init_f(ulong dummy)
/* unfreeze / thaw all IO banks */ /* unfreeze / thaw all IO banks */
sys_mgr_frzctrl_thaw_req(); sys_mgr_frzctrl_thaw_req();
#ifdef CONFIG_DEBUG_UART
socfpga_per_reset(SOCFPGA_RESET(UART0), 0);
debug_uart_init();
#endif
ret = spl_early_init(); ret = spl_early_init();
if (ret) { if (ret) {
debug("spl_early_init() failed: %d\n", ret); debug("spl_early_init() failed: %d\n", ret);