linux-kernel - [PATCH] usb: typec: mux: it5205: Fix ChipID value typo

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Date: Tue,  9 Apr 2024 13:36:46 +0200
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: heikki.krogerus@...ux.intel.com
Cc: gregkh@...uxfoundation.org,
	angelogioacchino.delregno@...labora.com,
	dmitry.baryshkov@...aro.org,
	linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	kernel@...labora.com
Subject: [PATCH] usb: typec: mux: it5205: Fix ChipID value typo

The ChipID bytes are read in inverse order: invert the ChipID value
defined as IT5205FN_CHIP_ID and used for validating the same.

Fixes: 41fe9ea1696c ("usb: typec: mux: Add ITE IT5205 Alternate Mode Passive MUX driver")
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 drivers/usb/typec/mux/it5205.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/typec/mux/it5205.c b/drivers/usb/typec/mux/it5205.c
index 5535932e42cd..4357cc67a867 100644
--- a/drivers/usb/typec/mux/it5205.c
+++ b/drivers/usb/typec/mux/it5205.c
@@ -22,7 +22,7 @@
 #include <linux/usb/typec_mux.h>
 
 #define IT5205_REG_CHIP_ID(x)	(0x4 + (x))
-#define IT5205FN_CHIP_ID	0x35323035 /* "5205" */
+#define IT5205FN_CHIP_ID	0x35303235 /* "5025" -> "5205" */
 
 /* MUX power down register */
 #define IT5205_REG_MUXPDR        0x10
-- 
2.44.0