1 // SPDX-License-Identifier: GPL-2.0+
14 #include <asm/arch/imx-regs.h>
15 #include <asm/arch/clock.h>
18 #include <asm/mach-imx/boot_mode.h>
28 static u32 reset_cause = -1;
34 	if (reset_cause == -1) {  in get_imx_reset_cause()
35 		reset_cause = readl(&src_regs->srsr);  in get_imx_reset_cause()
36 /* preserve the value for U-Boot proper */  in get_imx_reset_cause()
38 		writel(reset_cause, &src_regs->srsr);  in get_imx_reset_cause()
63 		return "JTAG HIGH-Z";  in get_reset_cause()
117  * imx_ddr_size - return size in bytes of DRAM according MMDC config
125 	unsigned ctl = readl(&mem->ctl);  in imx_ddr_size()
126 	unsigned misc = readl(&mem->misc);  in imx_ddr_size()
149 		return "8MQ";	/* Quad-core version of the imx8m */  in get_imx_type()
151 		return "7S";	/* Single-core version of the mx7 */  in get_imx_type()
153 		return "7D";	/* Dual-core version of the mx7 */  in get_imx_type()
155 		return "6QP";	/* Quad-Plus version of the mx6 */  in get_imx_type()
157 		return "6DP";	/* Dual-Plus version of the mx6 */  in get_imx_type()
159 		return "6Q";	/* Quad-core version of the mx6 */  in get_imx_type()
161 		return "6D";	/* Dual-core version of the mx6 */  in get_imx_type()
167 		return "6SL";	/* Solo-Lite version of the mx6 */  in get_imx_type()
173 		return "6UL";   /* Ultra-Lite version of the mx6 */  in get_imx_type()
239 			debug(" - invalid sensor data\n");  in print_cpuinfo()
241 		debug(" - invalid sensor device\n");  in print_cpuinfo()
252 	int rc = -ENODEV;  in cpu_eth_init()
263  * Initializes on-chip MMC controllers.
278 	reg = __raw_readl(&imx_ccm->cbcdr);  in get_ahb_clk()
311 	reg = readl(&iomuxc_regs->gpr[1]);  in set_chipselect_size()
335 	writel(reg, &iomuxc_regs->gpr[1]);  in set_chipselect_size()
342  * defines a 2-bit SPEED_GRADING
355 	struct fuse_bank *bank = &ocotp->bank[1];  in get_cpu_speed_grade_hz()
357 		(struct fuse_bank1_regs *)bank->fuse_regs;  in get_cpu_speed_grade_hz()
360 	val = readl(&fuse->tester3);  in get_cpu_speed_grade_hz()
380  * defines a 2-bit SPEED_GRADING
387 	struct fuse_bank *bank = &ocotp->bank[1];  in get_cpu_temp_grade()
389 		(struct fuse_bank1_regs *)bank->fuse_regs;  in get_cpu_temp_grade()
392 	val = readl(&fuse->tester3);  in get_cpu_temp_grade()
398 			*minc = -40;  in get_cpu_temp_grade()
401 			*minc = -40;  in get_cpu_temp_grade()
404 			*minc = -20;  in get_cpu_temp_grade()
422 	u8 boot_type = (*p)->boot_dev_type;  in get_boot_device()
423 	u8 boot_instance = (*p)->boot_dev_instance;  in get_boot_device()
467 	struct fuse_bank *bank = &ocotp->bank[4];  in nxp_board_rev()
469 			(struct fuse_bank4_regs *)bank->fuse_regs;  in nxp_board_rev()
471 	return (readl(&fuse->gp1) >> 8 & 0x0F);  in nxp_board_rev()
478 	return (*rev + nxp_board_rev() - 1);  in nxp_board_rev_string()