[PATCH 3/6] nvmem: imx-ocotp: Add i.MX8MM support

[Bryan O'Donoghue <pure.logic@nexus-software.ie>]

This patch adds support to burn the fuses on the i.MX8MM.
https://www.nxp.com/webapp/Download?colCode=IMX8MMRM

The i.MX8MM is similar to i.MX6 processors in terms of addressing and clock
setup.

Signed-off-by: Bryan O'Donoghue <pure.logic@nexus-software.ie>
---
 drivers/nvmem/imx-ocotp.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/nvmem/imx-ocotp.c b/drivers/nvmem/imx-ocotp.c
index 08a9b1ef8ae4..b6e71c34a393 100644
--- a/drivers/nvmem/imx-ocotp.c
+++ b/drivers/nvmem/imx-ocotp.c
@@ -45,7 +45,12 @@
 #define IMX_OCOTP_ADDR_DATA2		0x0040
 #define IMX_OCOTP_ADDR_DATA3		0x0050
 
+#if defined(CONFIG_ARCH_MXC)
+#define IMX_OCOTP_BM_CTRL_ADDR		0x000000FF
+#else
 #define IMX_OCOTP_BM_CTRL_ADDR		0x0000007F
+#endif	/* ARCH_MXC */
+
 #define IMX_OCOTP_BM_CTRL_BUSY		0x00000100
 #define IMX_OCOTP_BM_CTRL_ERROR		0x00000200
 #define IMX_OCOTP_BM_CTRL_REL_SHADOWS	0x00000400
@@ -444,6 +449,12 @@ static const struct ocotp_params imx7ulp_params = {
 	.bank_address_words = 0,
 };
 
+static const struct ocotp_params imx8mm_params = {
+	.nregs = 64,
+	.bank_address_words = 0,
+	.set_timing = imx_ocotp_set_imx6_timing,
+};
+
 static const struct of_device_id imx_ocotp_dt_ids[] = {
 	{ .compatible = "fsl,imx6q-ocotp",  .data = &imx6q_params },
 	{ .compatible = "fsl,imx6sl-ocotp", .data = &imx6sl_params },
@@ -453,6 +464,7 @@ static const struct of_device_id imx_ocotp_dt_ids[] = {
 	{ .compatible = "fsl,imx7d-ocotp",  .data = &imx7d_params },
 	{ .compatible = "fsl,imx6sll-ocotp", .data = &imx6sll_params },
 	{ .compatible = "fsl,imx7ulp-ocotp", .data = &imx7ulp_params },
+	{ .compatible = "fsl,imx8mm-ocotp", .data = &imx8mm_params },
 	{ },
 };
 MODULE_DEVICE_TABLE(of, imx_ocotp_dt_ids);
-- 
2.20.1


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