diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/813-v6.5-0002-nvmem-imx-ocotp-Reverse-MAC-addresses-on-all-i.MX-de.patch')
-rw-r--r-- | target/linux/generic/backport-5.15/813-v6.5-0002-nvmem-imx-ocotp-Reverse-MAC-addresses-on-all-i.MX-de.patch | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.15/813-v6.5-0002-nvmem-imx-ocotp-Reverse-MAC-addresses-on-all-i.MX-de.patch b/target/linux/generic/backport-5.15/813-v6.5-0002-nvmem-imx-ocotp-Reverse-MAC-addresses-on-all-i.MX-de.patch new file mode 100644 index 0000000000..7523e5ebf6 --- /dev/null +++ b/target/linux/generic/backport-5.15/813-v6.5-0002-nvmem-imx-ocotp-Reverse-MAC-addresses-on-all-i.MX-de.patch @@ -0,0 +1,71 @@ +From 8a00fc606312c68b98add8fe8e6f7a013ce29e78 Mon Sep 17 00:00:00 2001 +From: Alexander Stein <alexander.stein@ew.tq-group.com> +Date: Sun, 11 Jun 2023 15:03:06 +0100 +Subject: [PATCH] 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> +--- + drivers/nvmem/imx-ocotp.c | 8 +------- + 1 file changed, 1 insertion(+), 7 deletions(-) + +--- 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_ + .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_ + .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_ + .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_ + .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 platfo + 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; + |