[v6,24/49] soc: fsl: qe: qe_io.c: access device tree property using be32_to_cpu

Commit Message

Rasmus Villemoes Nov. 28, 2019, 2:55 p.m. UTC

We need to apply be32_to_cpu to make this work correctly on
little-endian hosts.

Reviewed-by: Timur Tabi <[e-mail]>
Signed-off-by: Rasmus Villemoes <[e-mail]>
---
 drivers/soc/fsl/qe/qe_io.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

Patch

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;
 	}