* (C) Copyright 2009 Wolfgang Denk <wd@denx.de>
* (C) Copyright 2009 Dave Srl www.dave.eu
*
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
#include <asm/io.h>
#include <asm/processor.h>
+#include <asm/mpc512x.h>
#include <fdt_support.h>
#ifdef CONFIG_MISC_INIT_R
#include <i2c.h>
DECLARE_GLOBAL_DATA_PTR;
-extern int mpc5121_diu_init(void);
-extern void ide_set_reset(int idereset);
-
-/* Clocks in use */
-#define SCCR1_CLOCKS_EN (CLOCK_SCCR1_CFG_EN | \
- CLOCK_SCCR1_LPC_EN | \
- CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE) | \
- CLOCK_SCCR1_PSCFIFO_EN | \
- CLOCK_SCCR1_DDR_EN | \
- CLOCK_SCCR1_FEC_EN | \
- CLOCK_SCCR1_PATA_EN | \
- CLOCK_SCCR1_PCI_EN | \
- CLOCK_SCCR1_TPR_EN)
-
-#define SCCR2_CLOCKS_EN (CLOCK_SCCR2_MEM_EN | \
- CLOCK_SCCR2_SPDIF_EN | \
- CLOCK_SCCR2_DIU_EN | \
- CLOCK_SCCR2_I2C_EN)
-
-#define CSAW_START(start) ((start) & 0xFFFF0000)
-#define CSAW_STOP(start, size) (((start) + (size) - 1) >> 16)
-
-long int fixed_sdram(void);
-
-int board_early_init_f(void)
-{
- volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
- u32 spridr;
-
- /*
- * Initialize Local Window for the On Board FPGA access
- */
- out_be32(&im->sysconf.lpcs2aw,
- CSAW_START(CONFIG_SYS_ARIA_FPGA_BASE) |
- CSAW_STOP(CONFIG_SYS_ARIA_FPGA_BASE, CONFIG_SYS_ARIA_FPGA_SIZE)
- );
- out_be32(&im->lpc.cs_cfg[2], CONFIG_SYS_CS2_CFG);
-
- /*
- * According to MPC5121e RM, configuring local access windows should
- * be followed by a dummy read of the config register that was
- * modified last and an isync
- */
- in_be32(&im->sysconf.lpcs2aw);
- __asm__ __volatile__ ("isync");
-
- /*
- * Initialize Local Window for the On Board SRAM access
- */
- out_be32(&im->sysconf.lpcs6aw,
- CSAW_START(CONFIG_SYS_ARIA_SRAM_BASE) |
- CSAW_STOP(CONFIG_SYS_ARIA_SRAM_BASE, CONFIG_SYS_ARIA_SRAM_SIZE)
- );
- out_be32(&im->lpc.cs_cfg[6], CONFIG_SYS_CS6_CFG);
-
- /*
- * According to MPC5121e RM, configuring local access windows should
- * be followed by a dummy read of the config register that was
- * modified last and an isync
- */
- in_be32(&im->sysconf.lpcs6aw);
- __asm__ __volatile__ ("isync");
-
- /*
- * Configure Flash Speed
- */
- out_be32(&im->lpc.cs_cfg[0], CONFIG_SYS_CS0_CFG);
-
- spridr = in_be32(&im->sysconf.spridr);
-
- if (SVR_MJREV(spridr) >= 2)
- out_be32(&im->lpc.altr, CONFIG_SYS_CS_ALETIMING);
-
- /*
- * Enable clocks
- */
- out_be32(&im->clk.sccr[0], SCCR1_CLOCKS_EN);
- out_be32(&im->clk.sccr[1], SCCR2_CLOCKS_EN);
-#if defined(CONFIG_IIM) || defined(CONFIG_CMD_FUSE)
- setbits_be32(&im->clk.sccr[1], CLOCK_SCCR2_IIM_EN);
-#endif
-
- return 0;
-}
-
phys_size_t initdram (int board_type)
{
- return fixed_sdram();
-}
-
-/*
- * fixed sdram init:
- * The board doesn't use memory modules that have serial presence
- * detect or similar mechanism for discovery of the DRAM settings
- */
-long int fixed_sdram (void)
-{
- volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
- u32 msize = CONFIG_SYS_DDR_SIZE * 1024 * 1024;
- u32 msize_log2 = __ilog2(msize);
- u32 i;
-
- /* Initialize IO Control */
- out_be32(&im->io_ctrl.io_control_mem, IOCTRL_MUX_DDR);
-
- /* Initialize DDR Local Window */
- out_be32(&im->sysconf.ddrlaw.bar, CONFIG_SYS_DDR_BASE & 0xFFFFF000);
- out_be32(&im->sysconf.ddrlaw.ar, msize_log2 - 1);
-
- /*
- * According to MPC5121e RM, configuring local access windows should
- * be followed by a dummy read of the config register that was
- * modified last and an isync
- */
- in_be32(&im->sysconf.ddrlaw.ar);
- __asm__ __volatile__ ("isync");
-
- /* Enable DDR */
- out_be32(&im->mddrc.ddr_sys_config, CONFIG_SYS_MDDRC_SYS_CFG_EN);
-
- /* Initialize DDR Priority Manager */
- out_be32(&im->mddrc.prioman_config1, CONFIG_SYS_MDDRCGRP_PM_CFG1);
- out_be32(&im->mddrc.prioman_config2, CONFIG_SYS_MDDRCGRP_PM_CFG2);
- out_be32(&im->mddrc.hiprio_config, CONFIG_SYS_MDDRCGRP_HIPRIO_CFG);
- out_be32(&im->mddrc.lut_table0_main_upper, CONFIG_SYS_MDDRCGRP_LUT0_MU);
- out_be32(&im->mddrc.lut_table0_main_lower, CONFIG_SYS_MDDRCGRP_LUT0_ML);
- out_be32(&im->mddrc.lut_table1_main_upper, CONFIG_SYS_MDDRCGRP_LUT1_MU);
- out_be32(&im->mddrc.lut_table1_main_lower, CONFIG_SYS_MDDRCGRP_LUT1_ML);
- out_be32(&im->mddrc.lut_table2_main_upper, CONFIG_SYS_MDDRCGRP_LUT2_MU);
- out_be32(&im->mddrc.lut_table2_main_lower, CONFIG_SYS_MDDRCGRP_LUT2_ML);
- out_be32(&im->mddrc.lut_table3_main_upper, CONFIG_SYS_MDDRCGRP_LUT3_MU);
- out_be32(&im->mddrc.lut_table3_main_lower, CONFIG_SYS_MDDRCGRP_LUT3_ML);
- out_be32(&im->mddrc.lut_table4_main_upper, CONFIG_SYS_MDDRCGRP_LUT4_MU);
- out_be32(&im->mddrc.lut_table4_main_lower, CONFIG_SYS_MDDRCGRP_LUT4_ML);
- out_be32(&im->mddrc.lut_table0_alternate_upper, CONFIG_SYS_MDDRCGRP_LUT0_AU);
- out_be32(&im->mddrc.lut_table0_alternate_lower, CONFIG_SYS_MDDRCGRP_LUT0_AL);
- out_be32(&im->mddrc.lut_table1_alternate_upper, CONFIG_SYS_MDDRCGRP_LUT1_AU);
- out_be32(&im->mddrc.lut_table1_alternate_lower, CONFIG_SYS_MDDRCGRP_LUT1_AL);
- out_be32(&im->mddrc.lut_table2_alternate_upper, CONFIG_SYS_MDDRCGRP_LUT2_AU);
- out_be32(&im->mddrc.lut_table2_alternate_lower, CONFIG_SYS_MDDRCGRP_LUT2_AL);
- out_be32(&im->mddrc.lut_table3_alternate_upper, CONFIG_SYS_MDDRCGRP_LUT3_AU);
- out_be32(&im->mddrc.lut_table3_alternate_lower, CONFIG_SYS_MDDRCGRP_LUT3_AL);
- out_be32(&im->mddrc.lut_table4_alternate_upper, CONFIG_SYS_MDDRCGRP_LUT4_AU);
- out_be32(&im->mddrc.lut_table4_alternate_lower, CONFIG_SYS_MDDRCGRP_LUT4_AL);
-
- /* Initialize MDDRC */
- out_be32(&im->mddrc.ddr_sys_config, CONFIG_SYS_MDDRC_SYS_CFG);
- out_be32(&im->mddrc.ddr_time_config0, CONFIG_SYS_MDDRC_TIME_CFG0);
- out_be32(&im->mddrc.ddr_time_config1, CONFIG_SYS_MDDRC_TIME_CFG1);
- out_be32(&im->mddrc.ddr_time_config2, CONFIG_SYS_MDDRC_TIME_CFG2);
-
- /* Initialize DDR */
- for (i = 0; i < 10; i++)
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
-
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_PCHG_ALL);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_RFSH);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_RFSH);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_INIT_DEV_OP);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_EM2);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_PCHG_ALL);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_EM2);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_EM3);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_EN_DLL);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_INIT_DEV_OP);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_PCHG_ALL);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_RFSH);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_INIT_DEV_OP);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_OCD_DEFAULT);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_PCHG_ALL);
- out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
-
- /* Start MDDRC */
- out_be32(&im->mddrc.ddr_time_config0, CONFIG_SYS_MDDRC_TIME_CFG0_RUN);
- out_be32(&im->mddrc.ddr_sys_config, CONFIG_SYS_MDDRC_SYS_CFG_RUN);
-
- return msize;
+ return fixed_sdram(NULL, NULL, 0);
}
int misc_init_r(void)
tmp & 0x000000FF
);
-#ifdef CONFIG_FSL_DIU_FB
-# if !(defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE))
- mpc5121_diu_init();
-# endif
-#endif
return 0;
}
},
};
-
int checkboard (void)
{
puts("Board: ARIA\n");
void ft_board_setup(void *blob, bd_t *bd)
{
ft_cpu_setup(blob, bd);
- fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
}
#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */