[U-Boot] [PATCH 6/9] arm64: zynqmp: Read boot mode register using zynqmp_mmio_read

Michal Simek michal.simek at xilinx.com
Fri Dec 1 15:20:49 UTC 2017


From: Siva Durga Prasad Paladugu <siva.durga.paladugu at xilinx.com>

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

Signed-off-by: Siva Durga Prasad Paladugu <sivadur at xilinx.com>
Signed-off-by: Michal Simek <michal.simek at xilinx.com>
---

 board/xilinx/zynqmp/zynqmp.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c
index f769db7e81b9..8c859ed8ff8b 100644
--- a/board/xilinx/zynqmp/zynqmp.c
+++ b/board/xilinx/zynqmp/zynqmp.c
@@ -343,13 +343,17 @@ int board_late_init(void)
 	u8 bootmode;
 	const char *mode;
 	char *new_targets;
+	int ret;
 
 	if (!(gd->flags & GD_FLG_ENV_DEFAULT)) {
 		debug("Saved variables - Skipping\n");
 		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)
 		reg >>= BOOT_MODE_ALT_SHIFT;
 
-- 
1.9.1



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