diff options
Diffstat (limited to 'arch/arm/cpu/arm720t/tegra-common/spl.c')
| -rw-r--r-- | arch/arm/cpu/arm720t/tegra-common/spl.c | 91 | 
1 files changed, 14 insertions, 77 deletions
| diff --git a/arch/arm/cpu/arm720t/tegra-common/spl.c b/arch/arm/cpu/arm720t/tegra-common/spl.c index 0d37ce83c..c280ab7d0 100644 --- a/arch/arm/cpu/arm720t/tegra-common/spl.c +++ b/arch/arm/cpu/arm720t/tegra-common/spl.c @@ -23,105 +23,42 @@   * MA 02111-1307 USA   */  #include <common.h> -#include <asm/u-boot.h> -#include <asm/utils.h> -#include <nand.h> -#include <mmc.h> -#include <fat.h> -#include <version.h> -#include <i2c.h> -#include <image.h> -#include <malloc.h> -#include <linux/compiler.h>  #include "cpu.h" +#include <spl.h>  #include <asm/io.h>  #include <asm/arch/clock.h>  #include <asm/arch/pinmux.h>  #include <asm/arch/tegra.h>  #include <asm/arch-tegra/board.h> -#include <asm/arch-tegra/clk_rst.h> -#include <asm/arch-tegra/pmc.h> -#include <asm/arch-tegra/scu.h> -#include <asm/arch-tegra/sys_proto.h> +#include <asm/arch/spl.h> -DECLARE_GLOBAL_DATA_PTR; -/* Define global data structure pointer to it*/ -static gd_t gdata __attribute__ ((section(".data"))); -static bd_t bdata __attribute__ ((section(".data"))); - -inline void hang(void) +void spl_board_init(void)  { -	puts("### ERROR ### Please RESET the board ###\n"); -	for (;;) -		; -} +	struct pmux_tri_ctlr *pmt = (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; + +	/* enable JTAG */ +	writel(0xC0, &pmt->pmt_cfg_ctl); -void board_init_f(ulong dummy) -{  	board_init_uart_f();  	/* Initialize periph GPIOs */  	gpio_early_init_uart(); -	/* -	 * We call relocate_code() with relocation target same as the -	 * CONFIG_SYS_SPL_TEXT_BASE. This will result in relocation getting -	 * skipped. Instead, only .bss initialization will happen. That's -	 * all we need -	 */ -	debug(">>board_init_f()\n"); -	relocate_code(CONFIG_SPL_STACK, &gdata, CONFIG_SPL_TEXT_BASE); +	clock_early_init(); +	preloader_console_init();  } -/* This requires UART clocks to be enabled */ -static void preloader_console_init(void) +u32 spl_boot_device(void)  { -	const char *u_boot_rev = U_BOOT_VERSION; - -	gd = &gdata; -	gd->bd = &bdata; -	gd->flags |= GD_FLG_RELOC; -	gd->baudrate = CONFIG_BAUDRATE; - -	serial_init();		/* serial communications setup */ - -	gd->have_console = 1; - -	/* Avoid a second "U-Boot" coming from this string */ -	u_boot_rev = &u_boot_rev[7]; - -	printf("\nU-Boot SPL %s (%s - %s)\n", u_boot_rev, U_BOOT_DATE, -		U_BOOT_TIME); +	return BOOT_DEVICE_RAM;  } -void board_init_r(gd_t *id, ulong dummy) +void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)  { -	struct pmux_tri_ctlr *pmt = (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; - -	/* enable JTAG */ -	writel(0xC0, &pmt->pmt_cfg_ctl); - -	debug(">>spl:board_init_r()\n"); - -	mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START, -			CONFIG_SYS_SPL_MALLOC_SIZE); - -#ifdef CONFIG_SPL_BOARD_INIT -	spl_board_init(); -#endif +	debug("image entry point: 0x%X\n", spl_image->entry_point); -	clock_early_init(); -	serial_init(); -	preloader_console_init(); - -	start_cpu((u32)CONFIG_SYS_TEXT_BASE); +	start_cpu((u32)spl_image->entry_point);  	halt_avp(); -	/* not reached */ -} - -int board_usb_init(const void *blob) -{ -	return 0;  } |