6  * SPDX-License-Identifier:	GPL-2.0+
12  *       etc.) which would make common driver an ifdef nightmare :-(
20 #include <asm/arch/imx-regs.h>
37 	while (--timeout) {  in mxs_ocotp_wait_busy_clear()
38 		reg = readl(&ocotp_regs->hw_ocotp_ctrl);  in mxs_ocotp_wait_busy_clear()
45 		return -EINVAL;  in mxs_ocotp_wait_busy_clear()
55 	writel(OCOTP_CTRL_ERROR, &ocotp_regs->hw_ocotp_ctrl_clr);  in mxs_ocotp_clear_error()
64 		       &ocotp_regs->hw_ocotp_ctrl_set);  in mxs_ocotp_read_bank_open()
75 		       &ocotp_regs->hw_ocotp_ctrl_clr);  in mxs_ocotp_read_bank_open()
88 		 * scaling the voltage from it's current value down to 2.8V  in mxs_ocotp_scale_vddio()
92 		scale_val = readl(&power_regs->hw_power_vddioctrl);  in mxs_ocotp_scale_vddio()
99 		 * Start scaling VDDIO down to 0x2, which is 2.8V . Actually,  in mxs_ocotp_scale_vddio()
106 			clrsetbits_le32(&power_regs->hw_power_vddioctrl,  in mxs_ocotp_scale_vddio()
107 					POWER_VDDIOCTRL_TRG_MASK, --scale_val);  in mxs_ocotp_scale_vddio()
111 		/* Start scaling VDDIO up to original value . */  in mxs_ocotp_scale_vddio()
113 			clrsetbits_le32(&power_regs->hw_power_vddioctrl,  in mxs_ocotp_scale_vddio()
126 	while (--timeout) {  in mxs_ocotp_wait_hclk_ready()
127 		reg = readl(&clkctrl_regs->hw_clkctrl_hbus);  in mxs_ocotp_wait_hclk_ready()
133 		return -EINVAL;  in mxs_ocotp_wait_hclk_ready()
149 	       &clkctrl_regs->hw_clkctrl_clkseq_set);  in mxs_ocotp_scale_hclk()
153 		*val = readl(&clkctrl_regs->hw_clkctrl_hbus);  in mxs_ocotp_scale_hclk()
167 	       &clkctrl_regs->hw_clkctrl_hbus_set);  in mxs_ocotp_scale_hclk()
169 	       &clkctrl_regs->hw_clkctrl_hbus_clr);  in mxs_ocotp_scale_hclk()
179 	       &clkctrl_regs->hw_clkctrl_clkseq_clr);  in mxs_ocotp_scale_hclk()
202 		puts("Failed scaling down the HCLK!\n");  in mxs_ocotp_write_fuse()
214 	writel(addr | OCOTP_CTRL_WR_UNLOCK_KEY, &ocotp_regs->hw_ocotp_ctrl);  in mxs_ocotp_write_fuse()
217 	writel(mask, &ocotp_regs->hw_ocotp_data);  in mxs_ocotp_write_fuse()
228 	if (readl(&ocotp_regs->hw_ocotp_ctrl) & OCOTP_CTRL_ERROR) {  in mxs_ocotp_write_fuse()
230 		ret = -EPERM;  in mxs_ocotp_write_fuse()
237 		puts("Failed scaling up the HCLK!\n");  in mxs_ocotp_write_fuse()
247 	reg = ((uint32_t)&ocotp_regs->hw_ocotp_cust0) + (reg << 4);  in mxs_ocotp_read_fuse()
277 		return -EINVAL;  in mxs_ocotp_valid()
279 		return -EINVAL;  in mxs_ocotp_valid()
310 	/* We do not support sensing :-( */  in fuse_sense()
311 	return -EINVAL;  in fuse_sense()
316 	/* We do not support overriding :-( */  in fuse_override()
317 	return -EINVAL;  in fuse_override()