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From:   Rasmus Villemoes <linux@rasmusvillemoes.dk>
To:     Qiang Zhao <qiang.zhao@nxp.com>, Li Yang <leoyang.li@nxp.com>,
        Christophe Leroy <christophe.leroy@c-s.fr>
Cc:     linuxppc-dev@lists.ozlabs.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Scott Wood <oss@buserror.net>,
        Rasmus Villemoes <linux@rasmusvillemoes.dk>
Subject: [PATCH v4 24/47] soc: fsl: qe: qe_io.c: access device tree property using be32_to_cpu
Date:   Fri,  8 Nov 2019 14:01:00 +0100
Message-Id: <20191108130123.6839-25-linux@rasmusvillemoes.dk>
In-Reply-To: <20191108130123.6839-1-linux@rasmusvillemoes.dk>
References: <20191108130123.6839-1-linux@rasmusvillemoes.dk>
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We need to apply be32_to_cpu to make this work correctly on
little-endian hosts.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
---
 drivers/soc/fsl/qe/qe_io.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/soc/fsl/qe/qe_io.c b/drivers/soc/fsl/qe/qe_io.c
index 99aeb01586bd..61dd8eb8c0fe 100644
--- a/drivers/soc/fsl/qe/qe_io.c
+++ b/drivers/soc/fsl/qe/qe_io.c
@@ -142,7 +142,7 @@ int par_io_of_config(struct device_node *np)
 {
 	struct device_node *pio;
 	int pio_map_len;
-	const unsigned int *pio_map;
+	const __be32 *pio_map;
 
 	if (par_io == NULL) {
 		printk(KERN_ERR "par_io not initialized\n");
@@ -167,9 +167,15 @@ int par_io_of_config(struct device_node *np)
 	}
 
 	while (pio_map_len > 0) {
-		par_io_config_pin((u8) pio_map[0], (u8) pio_map[1],
-				(int) pio_map[2], (int) pio_map[3],
-				(int) pio_map[4], (int) pio_map[5]);
+		u8 port        = be32_to_cpu(pio_map[0]);
+		u8 pin         = be32_to_cpu(pio_map[1]);
+		int dir        = be32_to_cpu(pio_map[2]);
+		int open_drain = be32_to_cpu(pio_map[3]);
+		int assignment = be32_to_cpu(pio_map[4]);
+		int has_irq    = be32_to_cpu(pio_map[5]);
+
+		par_io_config_pin(port, pin, dir, open_drain,
+				  assignment, has_irq);
 		pio_map += 6;
 		pio_map_len -= 6;
 	}
-- 
2.23.0