linux-kernel - [PATCH 1/2] nvmem: imx-ocotp: reverse MAC on imx6qdl

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Message-Id: <20221128074901.8D80B135A@mail.steuer-voss.de>
Date:   Thu, 24 Nov 2022 17:50:34 +0100
From:   Nikolaus Voss <nikolaus.voss@...g-streit.com>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, nv@...n.de
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: [PATCH 1/2] nvmem: imx-ocotp: reverse MAC on imx6qdl

Ethernet MAC on iMX6Q/DL is stored in OTP in little-endian byte order. I
suspect that this is true for all iMX flavors. If so, we could get rid
of the .reverse_mac_address attribute entirely.

Signed-off-by: Nikolaus Voss <nikolaus.voss@...g-streit.com>
---
 drivers/nvmem/imx-ocotp.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/nvmem/imx-ocotp.c b/drivers/nvmem/imx-ocotp.c
index 14284e866f26e..a39a0defb070a 100644
--- a/drivers/nvmem/imx-ocotp.c
+++ b/drivers/nvmem/imx-ocotp.c
@@ -496,6 +496,7 @@ static const struct ocotp_params imx6q_params = {
 	.bank_address_words = 0,
 	.set_timing = imx_ocotp_set_imx6_timing,
 	.ctrl = IMX_OCOTP_BM_CTRL_DEFAULT,
+	.reverse_mac_address = true,
 };
 
 static const struct ocotp_params imx6sl_params = {
-- 
2.34.1