138 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			138 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0+
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| /* Copyright 2013 Freescale Semiconductor, Inc.
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|  */
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| 
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| #include <common.h>
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| #include <console.h>
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| #include <environment.h>
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| #include <malloc.h>
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| #include <ns16550.h>
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| #include <nand.h>
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| #include <i2c.h>
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| #include <mmc.h>
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| #include <fsl_esdhc.h>
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| #include <spi_flash.h>
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| #include "../common/sleep.h"
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| #include "../common/spl.h"
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| 
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| DECLARE_GLOBAL_DATA_PTR;
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| 
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| phys_size_t get_effective_memsize(void)
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| {
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| 	return CONFIG_SYS_L3_SIZE;
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| }
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| 
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| unsigned long get_board_sys_clk(void)
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| {
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| 	return CONFIG_SYS_CLK_FREQ;
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| }
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| 
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| unsigned long get_board_ddr_clk(void)
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| {
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| 	return CONFIG_DDR_CLK_FREQ;
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| }
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| 
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| #define FSL_CORENET_CCSR_PORSR1_RCW_MASK	0xFF800000
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| void board_init_f(ulong bootflag)
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| {
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| 	u32 plat_ratio, sys_clk, uart_clk;
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| #if defined(CONFIG_SPL_NAND_BOOT) && defined(CONFIG_A008044_WORKAROUND)
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| 	u32 porsr1, pinctl;
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| 	u32 svr = get_svr();
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| #endif
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| 	ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
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| 
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| #if defined(CONFIG_SPL_NAND_BOOT) && defined(CONFIG_A008044_WORKAROUND)
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| 	if (IS_SVR_REV(svr, 1, 0)) {
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| 		/*
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| 		 * There is T1040 SoC issue where NOR, FPGA are inaccessible
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| 		 * during NAND boot because IFC signals > IFC_AD7 are not
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| 		 * enabled. This workaround changes RCW source to make all
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| 		 * signals enabled.
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| 		 */
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| 		porsr1 = in_be32(&gur->porsr1);
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| 		pinctl = ((porsr1 & ~(FSL_CORENET_CCSR_PORSR1_RCW_MASK))
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| 			  | 0x24800000);
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| 		out_be32((unsigned int *)(CONFIG_SYS_DCSRBAR + 0x20000),
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| 			 pinctl);
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| 	}
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| #endif
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| 
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| 	/* Memcpy existing GD at CONFIG_SPL_GD_ADDR */
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| 	memcpy((void *)CONFIG_SPL_GD_ADDR, (void *)gd, sizeof(gd_t));
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| 
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| 	/* Update GD pointer */
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| 	gd = (gd_t *)(CONFIG_SPL_GD_ADDR);
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| 
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| #ifdef CONFIG_DEEP_SLEEP
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| 	/* disable the console if boot from deep sleep */
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| 	if (is_warm_boot())
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| 		fsl_dp_disable_console();
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| #endif
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| 	/* compiler optimization barrier needed for GCC >= 3.4 */
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| 	__asm__ __volatile__("" : : : "memory");
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| 
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| 	console_init_f();
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| 
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| 	/* initialize selected port with appropriate baud rate */
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| 	sys_clk = get_board_sys_clk();
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| 	plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f;
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| 	uart_clk = sys_clk * plat_ratio / 2;
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| 
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| 	NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1,
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| 		     uart_clk / 16 / CONFIG_BAUDRATE);
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| 
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| 	relocate_code(CONFIG_SPL_RELOC_STACK, (gd_t *)CONFIG_SPL_GD_ADDR, 0x0);
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| }
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| 
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| void board_init_r(gd_t *gd, ulong dest_addr)
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| {
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| 	bd_t *bd;
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| 
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| 	bd = (bd_t *)(gd + sizeof(gd_t));
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| 	memset(bd, 0, sizeof(bd_t));
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| 	gd->bd = bd;
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| 	bd->bi_memstart = CONFIG_SYS_INIT_L3_ADDR;
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| 	bd->bi_memsize = CONFIG_SYS_L3_SIZE;
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| 
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| 	arch_cpu_init();
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| 	get_clocks();
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| 	mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR,
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| 			CONFIG_SPL_RELOC_MALLOC_SIZE);
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| 	gd->flags |= GD_FLG_FULL_MALLOC_INIT;
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| 
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| #ifdef CONFIG_SPL_MMC_BOOT
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| 	mmc_initialize(bd);
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| #endif
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| 
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| 	/* relocate environment function pointers etc. */
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| #ifdef CONFIG_SPL_NAND_BOOT
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| 	nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
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| 			    (uchar *)CONFIG_ENV_ADDR);
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| #endif
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| #ifdef CONFIG_SPL_MMC_BOOT
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| 	mmc_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
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| 			   (uchar *)CONFIG_ENV_ADDR);
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| #endif
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| #ifdef CONFIG_SPL_SPI_BOOT
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| 	fsl_spi_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
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| 			       (uchar *)CONFIG_ENV_ADDR);
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| #endif
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| 	gd->env_addr  = (ulong)(CONFIG_ENV_ADDR);
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| 	gd->env_valid = ENV_VALID;
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| 
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| 	i2c_init_all();
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| 
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| 	puts("\n\n");
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| 
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| 	dram_init();
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| 
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| #ifdef CONFIG_SPL_MMC_BOOT
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| 	mmc_boot();
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| #elif defined(CONFIG_SPL_SPI_BOOT)
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| 	fsl_spi_boot();
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| #elif defined(CONFIG_SPL_NAND_BOOT)
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| 	nand_boot();
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| #endif
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| }
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