diff options
Diffstat (limited to 'arch/arm/boards/phytec-phycore-imx27/lowlevel.c')
| -rw-r--r-- | arch/arm/boards/phytec-phycore-imx27/lowlevel.c | 65 |
1 files changed, 29 insertions, 36 deletions
diff --git a/arch/arm/boards/phytec-phycore-imx27/lowlevel.c b/arch/arm/boards/phytec-phycore-imx27/lowlevel.c index a9e296a0af..a42b30a7bb 100644 --- a/arch/arm/boards/phytec-phycore-imx27/lowlevel.c +++ b/arch/arm/boards/phytec-phycore-imx27/lowlevel.c @@ -1,28 +1,13 @@ -/* - * - * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ +// SPDX-License-Identifier: GPL-2.0-or-later +// SPDX-FileCopyrightText: Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix + #include <common.h> #include <init.h> -#include <mach/imx27-regs.h> -#include <mach/imx-pll.h> -#include <mach/esdctl.h> +#include <mach/imx/imx27-regs.h> +#include <mach/imx/imx-pll.h> +#include <mach/imx/esdctl.h> #include <io.h> -#include <mach/imx-nand.h> +#include <mach/imx/imx-nand.h> #include <asm/barebox-arm.h> #include <asm/system.h> #include <asm-generic/memory_layout.h> @@ -33,7 +18,24 @@ #define ESDCTL0_VAL (ESDCTL0_SDE | ESDCTL0_ROW13 | ESDCTL0_COL10) -static void __bare_init __naked noinline phytec_phycorce_imx27_common_init(void *fdt) +extern char __dtb_imx27_phytec_phycore_rdk_start[]; + +static void __noreturn phytec_phycore_imx27_start(void) +{ + void *fdt; + + fdt = __dtb_imx27_phytec_phycore_rdk_start + get_runtime_offset(); + + imx27_barebox_entry(fdt); +} + +static void __noreturn phytec_phycore_imx27_load_nand(void) +{ + imx27_nand_load_image(); + phytec_phycore_imx27_start(); +} + +static void __bare_init noinline phytec_phycore_imx27_common_init(void) { uint32_t r; int i; @@ -49,7 +51,7 @@ static void __bare_init __naked noinline phytec_phycorce_imx27_common_init(void /* Skip SDRAM initialization if we run from RAM */ r = get_pc(); if (r > 0xa0000000 && r < 0xb0000000) - goto out; + phytec_phycore_imx27_start(); /* re-program the PLL prior(!) starting the SDRAM controller */ writel(MPCTL0_VAL, MX27_CCM_BASE_ADDR + MX27_MPCTL0); @@ -93,22 +95,13 @@ static void __bare_init __naked noinline phytec_phycorce_imx27_common_init(void ESDCTL0_BL | ESDCTL0_SMODE_NORMAL, MX27_ESDCTL_BASE_ADDR + IMX_ESDCTL0); - if (IS_ENABLED(CONFIG_ARCH_IMX_EXTERNAL_BOOT_NAND)) - imx27_barebox_boot_nand_external(fdt); - -out: - imx27_barebox_entry(fdt); + imx27_nand_relocate_to_sdram(phytec_phycore_imx27_load_nand); + phytec_phycore_imx27_start(); } -extern char __dtb_imx27_phytec_phycore_rdk_start[]; - ENTRY_FUNCTION(start_phytec_phycore_imx27, r0, r1, r2) { - void *fdt; - arm_setup_stack(MX27_IRAM_BASE_ADDR + MX27_IRAM_SIZE); - fdt = __dtb_imx27_phytec_phycore_rdk_start + get_runtime_offset(); - - phytec_phycorce_imx27_common_init(fdt); + phytec_phycore_imx27_common_init(); } |