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board: lx2160a: Add check in GIC RD tables init

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Program the GIC redistributor tables only when succeeded to reserve memory
for them, otherwise kernel will lose the chance to program them using
allocated memory.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: Wasim Khan <wasim.khan@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
This commit is contained in:
Hou Zhiqiang 2020-04-28 10:19:29 +08:00 committed by Priyanka Jain
parent 6ebd48835f
commit df32ce2dbe
1 changed files with 7 additions and 3 deletions
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10
board/freescale/lx2160a/lx2160a.c
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@ -645,7 +645,7 @@ void board_quiesce_devices(void)
#endif
#ifdef CONFIG_GIC_V3_ITS
void fdt_fixup_gic_lpi_memory(void *blob, u64 gic_lpi_base)
int fdt_fixup_gic_lpi_memory(void *blob, u64 gic_lpi_base)
{
u32 phandle;
int err;
@ -656,6 +656,8 @@ void fdt_fixup_gic_lpi_memory(void *blob, u64 gic_lpi_base)
err = fdtdec_add_reserved_memory(blob, "gic-lpi", &gic_lpi, &phandle);
if (err < 0)
debug("failed to add reserved memory: %d\n", err);
return err;
}
#endif
@ -671,6 +673,7 @@ int ft_board_setup(void *blob, bd_t *bd)
u64 mc_memory_size = 0;
u16 total_memory_banks;
u64 __maybe_unused gic_lpi_base;
int ret;
ft_cpu_setup(blob, bd);
@ -692,8 +695,9 @@ int ft_board_setup(void *blob, bd_t *bd)
#ifdef CONFIG_GIC_V3_ITS
gic_lpi_base = gd->arch.resv_ram - GIC_LPI_SIZE;
gic_lpi_tables_init(gic_lpi_base, cpu_numcores());
fdt_fixup_gic_lpi_memory(blob, gic_lpi_base);
ret = fdt_fixup_gic_lpi_memory(blob, gic_lpi_base);
if (!ret && gic_lpi_tables_init(gic_lpi_base, cpu_numcores()))
debug("%s: failed to init gic-lpi-tables\n", __func__);
#endif
#ifdef CONFIG_RESV_RAM