// SPDX-License-Identifier: GPL-2.0-or-later // SPDX-FileCopyrightText: 2014 Steffen Trumtrar, Pengutronix #include <debug_ll.h> #include <common.h> #include <asm/barebox-arm-head.h> #include <asm/barebox-arm.h> #include <image-metadata.h> #include <mach/generic.h> #include <mach/esdctl.h> #include <linux/sizes.h> static inline void setup_uart(void) { void __iomem *iomuxbase = (void *)MX6_IOMUXC_BASE_ADDR; writel(0x1, iomuxbase + 0x0314); writel(0x1, iomuxbase + 0x0318); writel(0x1, iomuxbase + 0x0330); writel(0x1, iomuxbase + 0x032c); imx6_ungate_all_peripherals(); imx6_uart_setup_ll(); putc_ll('>'); } extern char __dtb_imx6dl_tx6u_start[]; BAREBOX_IMD_TAG_STRING(tx6x_mx6_memsize_512M, IMD_TYPE_PARAMETER, "memsize=512", 0); ENTRY_FUNCTION(start_imx6dl_tx6x_512m, r0, r1, r2) { void *fdt; imx6_cpu_lowlevel_init(); arm_setup_stack(0x00920000); IMD_USED(tx6x_mx6_memsize_512M); if (IS_ENABLED(CONFIG_DEBUG_LL)) setup_uart(); fdt = __dtb_imx6dl_tx6u_start + get_runtime_offset(); barebox_arm_entry(0x10000000, SZ_512M, fdt); } BAREBOX_IMD_TAG_STRING(tx6x_mx6_memsize_1G, IMD_TYPE_PARAMETER, "memsize=1024", 0); ENTRY_FUNCTION(start_imx6dl_tx6x_1g, r0, r1, r2) { void *fdt; imx6_cpu_lowlevel_init(); arm_setup_stack(0x00920000); IMD_USED(tx6x_mx6_memsize_1G); if (IS_ENABLED(CONFIG_DEBUG_LL)) setup_uart(); fdt = __dtb_imx6dl_tx6u_start + get_runtime_offset(); barebox_arm_entry(0x10000000, SZ_1G, fdt); } extern char __dtb_imx6q_tx6q_start[]; ENTRY_FUNCTION(start_imx6q_tx6x_1g, r0, r1, r2) { void *fdt; imx6_cpu_lowlevel_init(); arm_setup_stack(0x00920000); IMD_USED(tx6x_mx6_memsize_1G); if (IS_ENABLED(CONFIG_DEBUG_LL)) setup_uart(); fdt = __dtb_imx6q_tx6q_start + get_runtime_offset(); imx6q_barebox_entry(fdt); } BAREBOX_IMD_TAG_STRING(tx6x_mx6_memsize_2G, IMD_TYPE_PARAMETER, "memsize=2048", 0); ENTRY_FUNCTION(start_imx6q_tx6x_2g, r0, r1, r2) { void *fdt; imx6_cpu_lowlevel_init(); arm_setup_stack(0x00920000); IMD_USED(tx6x_mx6_memsize_2G); if (IS_ENABLED(CONFIG_DEBUG_LL)) setup_uart(); fdt = __dtb_imx6q_tx6q_start + get_runtime_offset(); imx6q_barebox_entry(fdt); }