nvmem: imx-ocotp: Reverse MAC addresses on all i.MX derivates

Not just i.MX8M, but all i.MX6/7 (and subtypes) need to reverse the
MAC address read from fuses. Exceptions are i.MX6SLL and i.MX7ULP which
do not support ethernet at all.

Fixes: d0221a780cbc ("nvmem: imx-ocotp: add support for post processing")
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Tested-by: Richard Leitner <richard.leitner@skidata.com> # imx6q
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Message-ID: <20230611140330.154222-3-srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/nvmem/imx-ocotp.c b/drivers/nvmem/imx-ocotp.c
index fcea9c04be96dab47362f5c73038710689550acc..ab556c011f3e8e2eb441a003094fb296b485119c 100644 (file)
--- a/drivers/nvmem/imx-ocotp.c
+++ b/drivers/nvmem/imx-ocotp.c
@@ -97,7 +97,6 @@ struct ocotp_params {
        unsigned int bank_address_words;
        void (*set_timing)(struct ocotp_priv *priv);
        struct ocotp_ctrl_reg ctrl;
-       bool reverse_mac_address;
 };
 
 static int imx_ocotp_wait_for_busy(struct ocotp_priv *priv, u32 flags)
@@ -545,7 +544,6 @@ static const struct ocotp_params imx8mq_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 imx8mm_params = {
@@ -553,7 +551,6 @@ static const struct ocotp_params imx8mm_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 imx8mn_params = {
@@ -561,7 +558,6 @@ static const struct ocotp_params imx8mn_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 imx8mp_params = {
@@ -569,7 +565,6 @@ static const struct ocotp_params imx8mp_params = {
        .bank_address_words = 0,
        .set_timing = imx_ocotp_set_imx6_timing,
        .ctrl = IMX_OCOTP_BM_CTRL_8MP,
-       .reverse_mac_address = true,
 };
 
 static const struct of_device_id imx_ocotp_dt_ids[] = {
@@ -624,8 +619,7 @@ static int imx_ocotp_probe(struct platform_device *pdev)
        imx_ocotp_nvmem_config.size = 4 * priv->params->nregs;
        imx_ocotp_nvmem_config.dev = dev;
        imx_ocotp_nvmem_config.priv = priv;
-       if (priv->params->reverse_mac_address)
-               imx_ocotp_nvmem_config.layout = &imx_ocotp_layout;
+       imx_ocotp_nvmem_config.layout = &imx_ocotp_layout;
 
        priv->config = &imx_ocotp_nvmem_config;