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arm64: zynqmp: Read boot mode register using zynqmp_mmio_read

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Dont read boot mode register directly read it using
zynqmp_mmio_read().

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Siva Durga Prasad Paladugu 2017-02-21 17:58:28 +05:30 committed by Michal Simek
parent 2f03968e6c
commit d1db89f47d
1 changed files with 5 additions and 1 deletions
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6
board/xilinx/zynqmp/zynqmp.c
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@ -343,13 +343,17 @@ int board_late_init(void)
u8 bootmode; u8 bootmode;
const char *mode; const char *mode;
char *new_targets; char *new_targets;
int ret;
if (!(gd->flags & GD_FLG_ENV_DEFAULT)) { if (!(gd->flags & GD_FLG_ENV_DEFAULT)) {
debug("Saved variables - Skipping\n"); debug("Saved variables - Skipping\n");
return 0; return 0;
} }
reg = readl(&crlapb_base->boot_mode); ret = zynqmp_mmio_read((ulong)&crlapb_base->boot_mode, &reg);
if (ret)
return -EINVAL;
if (reg >> BOOT_MODE_ALT_SHIFT) if (reg >> BOOT_MODE_ALT_SHIFT)
reg >>= BOOT_MODE_ALT_SHIFT; reg >>= BOOT_MODE_ALT_SHIFT;