nvmem: imx: ocotp: add i.MX8MP support (c3f4af8b) · Commits · 戴 / test

drivers/nvmem/imx-ocotp.c

+21 −0

Original line number	Diff line number	Diff line
		@@ -44,6 +44,11 @@
		#define IMX_OCOTP_BM_CTRL_ERROR 0x00000200
		#define IMX_OCOTP_BM_CTRL_REL_SHADOWS 0x00000400

		#define IMX_OCOTP_BM_CTRL_ADDR_8MP 0x000001FF
		#define IMX_OCOTP_BM_CTRL_BUSY_8MP 0x00000200
		#define IMX_OCOTP_BM_CTRL_ERROR_8MP 0x00000400
		#define IMX_OCOTP_BM_CTRL_REL_SHADOWS_8MP 0x00000800

		#define IMX_OCOTP_BM_CTRL_DEFAULT \
		{ \
		.bm_addr = IMX_OCOTP_BM_CTRL_ADDR, \
		@@ -52,6 +57,14 @@
		.bm_rel_shadows = IMX_OCOTP_BM_CTRL_REL_SHADOWS,\
		}

		#define IMX_OCOTP_BM_CTRL_8MP \
		{ \
		.bm_addr = IMX_OCOTP_BM_CTRL_ADDR_8MP, \
		.bm_busy = IMX_OCOTP_BM_CTRL_BUSY_8MP, \
		.bm_error = IMX_OCOTP_BM_CTRL_ERROR_8MP, \
		.bm_rel_shadows = IMX_OCOTP_BM_CTRL_REL_SHADOWS_8MP,\
		}

		#define TIMING_STROBE_PROG_US 10 /* Min time to blow a fuse */
		#define TIMING_STROBE_READ_NS 37 /* Min time before read */
		#define TIMING_RELAX_NS 17
		@@ -520,6 +533,13 @@ static const struct ocotp_params imx8mn_params = {
		.ctrl = IMX_OCOTP_BM_CTRL_DEFAULT,
		};

		static const struct ocotp_params imx8mp_params = {
		.nregs = 384,
		.bank_address_words = 0,
		.set_timing = imx_ocotp_set_imx6_timing,
		.ctrl = IMX_OCOTP_BM_CTRL_8MP,
		};

		static const struct of_device_id imx_ocotp_dt_ids[] = {
		{ .compatible = "fsl,imx6q-ocotp", .data = &imx6q_params },
		{ .compatible = "fsl,imx6sl-ocotp", .data = &imx6sl_params },
		@@ -532,6 +552,7 @@ static const struct of_device_id imx_ocotp_dt_ids[] = {
		{ .compatible = "fsl,imx8mq-ocotp", .data = &imx8mq_params },
		{ .compatible = "fsl,imx8mm-ocotp", .data = &imx8mm_params },
		{ .compatible = "fsl,imx8mn-ocotp", .data = &imx8mn_params },
		{ .compatible = "fsl,imx8mp-ocotp", .data = &imx8mp_params },
		{ },
		};
		MODULE_DEVICE_TABLE(of, imx_ocotp_dt_ids);

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