nvmem: imx-ocotp: Implement i.MX6ULL/ULZ support

In comparision to the i.MX6UL the lower cost variants i.MX6ULL/ULZ only
supports 8 OTP banks a 8 words.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Srinivas Kandagatla <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 90a3982..08a9b1e 100644
--- a/drivers/nvmem/imx-ocotp.c
+++ b/drivers/nvmem/imx-ocotp.c
@@ -427,6 +427,12 @@ static const struct ocotp_params imx6ul_params = {
 	.set_timing = imx_ocotp_set_imx6_timing,
 };
 
+static const struct ocotp_params imx6ull_params = {
+	.nregs = 64,
+	.bank_address_words = 0,
+	.set_timing = imx_ocotp_set_imx6_timing,
+};
+
 static const struct ocotp_params imx7d_params = {
 	.nregs = 64,
 	.bank_address_words = 4,
@@ -443,6 +449,7 @@ static const struct of_device_id imx_ocotp_dt_ids[] = {
 	{ .compatible = "fsl,imx6sl-ocotp", .data = &imx6sl_params },
 	{ .compatible = "fsl,imx6sx-ocotp", .data = &imx6sx_params },
 	{ .compatible = "fsl,imx6ul-ocotp", .data = &imx6ul_params },
+	{ .compatible = "fsl,imx6ull-ocotp", .data = &imx6ull_params },
 	{ .compatible = "fsl,imx7d-ocotp",  .data = &imx7d_params },
 	{ .compatible = "fsl,imx6sll-ocotp", .data = &imx6sll_params },
 	{ .compatible = "fsl,imx7ulp-ocotp", .data = &imx7ulp_params },