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ARM: stm32: Add board_early_init_f() to SPL

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Add weak implementation of board_early_init_f() hook into the
STM32MP1 SPL. This can be used to read out e.g. configuration
straps before initializing the DRAM.

Reviewed-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
This commit is contained in:
Marek Vasut 2020-04-22 13:18:10 +02:00 committed by Patrick Delaunay
parent ec1ee5a927
commit 65e38e81ac
1 changed files with 11 additions and 0 deletions
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11
arch/arm/mach-stm32mp/spl.c
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@ -76,6 +76,11 @@ void spl_display_print(void)
}
#endif
__weak int board_early_init_f(void)
{
return 0;
}
void board_init_f(ulong dummy)
{
struct udevice *dev;
@ -110,6 +115,12 @@ void board_init_f(ulong dummy)
/* enable console uart printing */
preloader_console_init();
ret = board_early_init_f();
if (ret) {
debug("board_early_init_f() failed: %d\n", ret);
hang();
}
ret = uclass_get_device(UCLASS_RAM, 0, &dev);
if (ret) {
printf("DRAM init failed: %d\n", ret);