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xilinx: zynqmp: Read bootmode register using PM API 

Read boot mode register using pm_mmio_read if pmu is
present otherwise access it directly using mmio_read_32().

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Siva Durga Prasad Paladugu 2017-02-20 17:55:50 +05:30 committed by Siva Durga Prasad Paladugu
parent 0b3a4e414b
commit 29bd0e6688
1 changed files with 7 additions and 1 deletions
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8
plat/xilinx/zynqmp/aarch64/zynqmp_common.c
View File

@ -10,6 +10,7 @@
#include <platform.h>
#include <xlat_tables.h>
#include "../zynqmp_private.h"
#include "pm_api_sys.h"
/*
* Table of regions to map using the MMU.
@ -241,7 +242,12 @@ int zynqmp_is_pmu_up(void)
unsigned int zynqmp_get_bootmode(void)
{
uint32_t r = mmio_read_32(CRL_APB_BOOT_MODE_USER);
uint32_t r;
if (zynqmp_is_pmu_up())
pm_mmio_read(CRL_APB_BOOT_MODE_USER, &r);
else
r = mmio_read_32(CRL_APB_BOOT_MODE_USER);
return r & CRL_APB_BOOT_MODE_MASK;
}