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apf27: add support for the armadeus APF27 board 

Signed-off-by: Philippe Reynes <tremyfr@yahoo.fr>
Signed-off-by: Eric Jarrige <eric.jarrige@armadeus.org>
Signed-off-by: Nicolas Colombain <nicolas.colombain@armadeus.com>
utp
trem 2013-09-10 22:08:39 +02:00 committed by Stefano Babic
parent a8f2d0e675
commit bcc05c7aeb
7 changed files with 1318 additions and 0 deletions
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5
MAINTAINERS
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@ -724,6 +724,11 @@ Ilko Iliev <iliev@ronetix.at>
PM9263 AT91SAM9263
PM9G45 ARM926EJS (AT91SAM9G45 SoC)
Eric Jarrige <eric.jarrige@armadeus.org>
Philippe Reynes <tremyfr@yahoo.fr>
apf27 ARM926EJS (i.MX27 SoC)
Michael Jones <michael.jones@matrix-vision.de>
omap3_mvblx ARM ARMV7 (OMAP3xx SoC)

30
board/armadeus/apf27/Makefile 100644
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#
# (C) Copyright 2000-2004
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
# (C) Copyright 2012-2013
# Eric Jarrige <eric.jarrige@armadeus.org>
#
# SPDX-License-Identifier: GPL-2.0+
#
include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).o
COBJS := apf27.o
SOBJS := lowlevel_init.o
SRCS := $(COBJS:.o=.c) $(SOBJS:.o=.S)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(call cmd_link_o_target, $(OBJS) $(SOBJS))
#########################################################################
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

251
board/armadeus/apf27/apf27.c 100644
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/*
* Copyright (C) 2008-2013 Eric Jarrige <eric.jarrige@armadeus.org>
*
* based on the files by
* Sascha Hauer, Pengutronix
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <environment.h>
#include <jffs2/jffs2.h>
#include <nand.h>
#include <netdev.h>
#include <asm/io.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/gpio.h>
#include <asm/gpio.h>
#include <asm/errno.h>
#include "apf27.h"
#include "crc.h"
DECLARE_GLOBAL_DATA_PTR;
/*
* Fuse bank 1 row 8 is "reserved for future use" and therefore available for
* customer use. The APF27 board uses this fuse to store the board revision:
* 0: initial board revision
* 1: first revision - Presence of the second RAM chip on the board is blown in
* fuse bank 1 row 9 bit 0 - No hardware change
* N: to be defined
*/
static u32 get_board_rev(void)
{
struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE;
return readl(&iim->bank[1].fuse_regs[8]);
}
/*
* Fuse bank 1 row 9 is "reserved for future use" and therefore available for
* customer use. The APF27 board revision 1 uses the bit 0 to permanently store
* the presence of the second RAM chip
* 0: AFP27 with 1 RAM of 64 MiB
* 1: AFP27 with 2 RAM chips of 64 MiB each (128MB)
*/
static int get_num_ram_bank(void)
{
struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE;
int nr_dram_banks = 1;
if ((get_board_rev() > 0) && (CONFIG_NR_DRAM_BANKS > 1))
nr_dram_banks += readl(&iim->bank[1].fuse_regs[9]) & 0x01;
else
nr_dram_banks = CONFIG_NR_DRAM_POPULATED;
return nr_dram_banks;
}
static void apf27_port_init(int port, u32 gpio_dr, u32 ocr1, u32 ocr2,
u32 iconfa1, u32 iconfa2, u32 iconfb1, u32 iconfb2,
u32 icr1, u32 icr2, u32 imr, u32 gpio_dir, u32 gpr,
u32 puen, u32 gius)
{
struct gpio_port_regs *regs = (struct gpio_port_regs *)IMX_GPIO_BASE;
writel(gpio_dr, &regs->port[port].gpio_dr);
writel(ocr1, &regs->port[port].ocr1);
writel(ocr2, &regs->port[port].ocr2);
writel(iconfa1, &regs->port[port].iconfa1);
writel(iconfa2, &regs->port[port].iconfa2);
writel(iconfb1, &regs->port[port].iconfb1);
writel(iconfb2, &regs->port[port].iconfb2);
writel(icr1, &regs->port[port].icr1);
writel(icr2, &regs->port[port].icr2);
writel(imr, &regs->port[port].imr);
writel(gpio_dir, &regs->port[port].gpio_dir);
writel(gpr, &regs->port[port].gpr);
writel(puen, &regs->port[port].puen);
writel(gius, &regs->port[port].gius);
}
#define APF27_PORT_INIT(n) apf27_port_init(PORT##n, ACFG_DR_##n##_VAL, \
ACFG_OCR1_##n##_VAL, ACFG_OCR2_##n##_VAL, ACFG_ICFA1_##n##_VAL, \
ACFG_ICFA2_##n##_VAL, ACFG_ICFB1_##n##_VAL, ACFG_ICFB2_##n##_VAL, \
ACFG_ICR1_##n##_VAL, ACFG_ICR2_##n##_VAL, ACFG_IMR_##n##_VAL, \
ACFG_DDIR_##n##_VAL, ACFG_GPR_##n##_VAL, ACFG_PUEN_##n##_VAL, \
ACFG_GIUS_##n##_VAL)
static void apf27_iomux_init(void)
{
APF27_PORT_INIT(A);
APF27_PORT_INIT(B);
APF27_PORT_INIT(C);
APF27_PORT_INIT(D);
APF27_PORT_INIT(E);
APF27_PORT_INIT(F);
}
static int apf27_devices_init(void)
{
int i;
unsigned int mode[] = {
PC5_PF_I2C2_DATA,
PC6_PF_I2C2_CLK,
PD17_PF_I2C_DATA,
PD18_PF_I2C_CLK,
};
for (i = 0; i < ARRAY_SIZE(mode); i++)
imx_gpio_mode(mode[i]);
#ifdef CONFIG_MXC_UART
mx27_uart1_init_pins();
#endif
#ifdef CONFIG_FEC_MXC
mx27_fec_init_pins();
#endif
#ifdef CONFIG_MXC_MMC
mx27_sd2_init_pins();
imx_gpio_mode((GPIO_PORTF | GPIO_OUT | GPIO_PUEN | GPIO_GPIO | 16));
gpio_request(PC_PWRON, "pc_pwron");
gpio_set_value(PC_PWRON, 1);
#endif
return 0;
}
static void apf27_setup_csx(void)
{
struct weim_regs *weim = (struct weim_regs *)IMX_WEIM_BASE;
writel(ACFG_CS0U_VAL, &weim->cs0u);
writel(ACFG_CS0L_VAL, &weim->cs0l);
writel(ACFG_CS0A_VAL, &weim->cs0a);
writel(ACFG_CS1U_VAL, &weim->cs1u);
writel(ACFG_CS1L_VAL, &weim->cs1l);
writel(ACFG_CS1A_VAL, &weim->cs1a);
writel(ACFG_CS2U_VAL, &weim->cs2u);
writel(ACFG_CS2L_VAL, &weim->cs2l);
writel(ACFG_CS2A_VAL, &weim->cs2a);
writel(ACFG_CS3U_VAL, &weim->cs3u);
writel(ACFG_CS3L_VAL, &weim->cs3l);
writel(ACFG_CS3A_VAL, &weim->cs3a);
writel(ACFG_CS4U_VAL, &weim->cs4u);
writel(ACFG_CS4L_VAL, &weim->cs4l);
writel(ACFG_CS4A_VAL, &weim->cs4a);
writel(ACFG_CS5U_VAL, &weim->cs5u);
writel(ACFG_CS5L_VAL, &weim->cs5l);
writel(ACFG_CS5A_VAL, &weim->cs5a);
writel(ACFG_EIM_VAL, &weim->eim);
}
static void apf27_setup_port(void)
{
struct system_control_regs *system =
(struct system_control_regs *)IMX_SYSTEM_CTL_BASE;
writel(ACFG_FMCR_VAL, &system->fmcr);
}
int board_init(void)
{
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
apf27_setup_csx();
apf27_setup_port();
apf27_iomux_init();
apf27_devices_init();
return 0;
}
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE);
if (get_num_ram_bank() > 1)
gd->ram_size += get_ram_size((void *)PHYS_SDRAM_2,
PHYS_SDRAM_2_SIZE);
return 0;
}
void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = get_ram_size((void *)PHYS_SDRAM_1,
PHYS_SDRAM_1_SIZE);
gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
if (get_num_ram_bank() > 1)
gd->bd->bi_dram[1].size = get_ram_size((void *)PHYS_SDRAM_2,
PHYS_SDRAM_2_SIZE);
else
gd->bd->bi_dram[1].size = 0;
}
ulong board_get_usable_ram_top(ulong total_size)
{
ulong ramtop;
if (get_num_ram_bank() > 1)
ramtop = PHYS_SDRAM_2 + get_ram_size((void *)PHYS_SDRAM_2,
PHYS_SDRAM_2_SIZE);
else
ramtop = PHYS_SDRAM_1 + get_ram_size((void *)PHYS_SDRAM_1,
PHYS_SDRAM_1_SIZE);
return ramtop;
}
int checkboard(void)
{
printf("Board: Armadeus APF27 revision %d\n", get_board_rev());
return 0;
}
#ifdef CONFIG_SPL_BUILD
inline void hang(void)
{
for (;;)
;
}
void board_init_f(ulong bootflag)
{
/*
* copy ourselves from where we are running to where we were
* linked at. Use ulong pointers as all addresses involved
* are 4-byte-aligned.
*/
ulong *start_ptr, *end_ptr, *link_ptr, *run_ptr, *dst;
asm volatile ("ldr %0, =_start" : "=r"(start_ptr));
asm volatile ("ldr %0, =_end" : "=r"(end_ptr));
asm volatile ("ldr %0, =board_init_f" : "=r"(link_ptr));
asm volatile ("adr %0, board_init_f" : "=r"(run_ptr));
for (dst = start_ptr; dst < end_ptr; dst++)
*dst = *(dst+(run_ptr-link_ptr));
/*
* branch to nand_boot's link-time address.
*/
asm volatile("ldr pc, =nand_boot");
}
#endif /* CONFIG_SPL_BUILD */

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board/armadeus/apf27/apf27.h 100644
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/*
* Copyright (C) 2008-2013 Eric Jarrige <eric.jarrige@armadeus.org>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __APF27_H
#define __APF27_H
/* FPGA program pin configuration */
#define ACFG_FPGA_PWR (GPIO_PORTF | 19) /* FPGA prog pin */
#define ACFG_FPGA_PRG (GPIO_PORTF | 11) /* FPGA prog pin */
#define ACFG_FPGA_CLK (GPIO_PORTF | 15) /* FPGA clk pin */
#define ACFG_FPGA_RDATA 0xD6000000 /* FPGA data addr */
#define ACFG_FPGA_WDATA 0xD6000000 /* FPGA data addr */
#define ACFG_FPGA_INIT (GPIO_PORTF | 12) /* FPGA init pin */
#define ACFG_FPGA_DONE (GPIO_PORTF | 9) /* FPGA done pin */
#define ACFG_FPGA_RW (GPIO_PORTF | 21) /* FPGA done pin */
#define ACFG_FPGA_CS (GPIO_PORTF | 22) /* FPGA done pin */
#define ACFG_FPGA_SUSPEND (GPIO_PORTF | 10) /* FPGA done pin */
#define ACFG_FPGA_RESET (GPIO_PORTF | 7) /* FPGA done pin */
/* MMC pin */
#define PC_PWRON (GPIO_PORTF | 16)
/*
* MPU CLOCK source before PLL
* ACFG_CLK_FREQ (2/3 MPLL clock or ext 266 MHZ)
*/
#define ACFG_MPCTL0_VAL 0x01EF15D5 /* 399.000 MHz */
#define ACFG_MPCTL1_VAL 0
#define CONFIG_MPLL_FREQ 399
#define ACFG_CLK_FREQ (CONFIG_MPLL_FREQ*2/3) /* 266 MHz */
/* Serial clock source before PLL (should be named ACFG_SYSPLL_CLK_FREQ)*/
#define ACFG_SPCTL0_VAL 0x0475206F /* 299.99937 MHz */
#define ACFG_SPCTL1_VAL 0
#define CONFIG_SPLL_FREQ 300 /* MHz */
/* ARM bus frequency (have to be a CONFIG_MPLL_FREQ ratio) */
#define CONFIG_ARM_FREQ 399 /* up to 400 MHz */
/* external bus frequency (have to be a ACFG_CLK_FREQ ratio) */
#define CONFIG_HCLK_FREQ 133 /* (ACFG_CLK_FREQ/2) */
#define CONFIG_PERIF1_FREQ 16 /* 16.625 MHz UART, GPT, PWM */
#define CONFIG_PERIF2_FREQ 33 /* 33.25 MHz CSPI and SDHC */
#define CONFIG_PERIF3_FREQ 33 /* 33.25 MHz LCD */
#define CONFIG_PERIF4_FREQ 33 /* 33.25 MHz CSI */
#define CONFIG_SSI1_FREQ 66 /* 66.50 MHz SSI1 */
#define CONFIG_SSI2_FREQ 66 /* 66.50 MHz SSI2 */
#define CONFIG_MSHC_FREQ 66 /* 66.50 MHz MSHC */
#define CONFIG_H264_FREQ 66 /* 66.50 MHz H264 */
#define CONFIG_CLK0_DIV 3 /* Divide CLK0 by 4 */
#define CONFIG_CLK0_EN 1 /* CLK0 enabled */
/* external bus frequency (have to be a CONFIG_HCLK_FREQ ratio) */
#define CONFIG_NFC_FREQ 44 /* NFC Clock up to 44 MHz wh 133MHz */
/* external serial bus frequency (have to be a CONFIG_SPLL_FREQ ratio) */
#define CONFIG_USB_FREQ 60 /* 60 MHz */
/*
* SDRAM
*/
#if (ACFG_SDRAM_MBYTE_SYZE == 64) /* micron MT46H16M32LF -6 */
/* micron 64MB */
#define ACFG_SDRAM_NUM_COL 9 /* 8, 9, 10 or 11
* column address bits
*/
#define ACFG_SDRAM_NUM_ROW 13 /* 11, 12 or 13
* row address bits
*/
#define ACFG_SDRAM_REFRESH 3 /* 0=OFF 1=2048
* 2=4096 3=8192 refresh
*/
#define ACFG_SDRAM_EXIT_PWD 25 /* ns exit power
* down delay
*/
#define ACFG_SDRAM_W2R_DELAY 1 /* write to read
* cycle delay > 0
*/
#define ACFG_SDRAM_ROW_PRECHARGE_DELAY 18 /* ns */
#define ACFG_SDRAM_TMRD_DELAY 2 /* Load mode register
* cycle delay 1..4
*/
#define ACFG_SDRAM_TWR_DELAY 1 /* LPDDR: 0=2ck 1=3ck
* SDRAM: 0=1ck 1=2ck
*/
#define ACFG_SDRAM_RAS_DELAY 42 /* ns ACTIVE-to-PRECHARGE delay */
#define ACFG_SDRAM_RRD_DELAY 12 /* ns ACTIVE-to-ACTIVE delay */
#define ACFG_SDRAM_RCD_DELAY 18 /* ns Row to Column delay */
#define ACFG_SDRAM_RC_DELAY 70 /* ns Row cycle delay (tRFC
* refresh to command)
*/
#define ACFG_SDRAM_CLOCK_CYCLE_CL_1 0 /* ns clock cycle time
* estimated fo CL=1
* 0=force 3 for lpddr
*/
#define ACFG_SDRAM_PARTIAL_ARRAY_SR 0 /* 0=full 1=half 2=quater
* 3=Eighth 4=Sixteenth
*/
#define ACFG_SDRAM_DRIVE_STRENGH 0 /* 0=Full-strength 1=half
* 2=quater 3=Eighth
*/
#define ACFG_SDRAM_BURST_LENGTH 3 /* 2^N BYTES (N=0..3) */
#define ACFG_SDRAM_SINGLE_ACCESS 0 /* 1= single access
* 0 = Burst mode
*/
#endif
#if (ACFG_SDRAM_MBYTE_SYZE == 128)
/* micron 128MB */
#define ACFG_SDRAM_NUM_COL 9 /* 8, 9, 10 or 11
* column address bits
*/
#define ACFG_SDRAM_NUM_ROW 14 /* 11, 12 or 13
* row address bits
*/
#define ACFG_SDRAM_REFRESH 3 /* 0=OFF 1=2048
* 2=4096 3=8192 refresh
*/
#define ACFG_SDRAM_EXIT_PWD 25 /* ns exit power
* down delay
*/
#define ACFG_SDRAM_W2R_DELAY 1 /* write to read
* cycle delay > 0
*/
#define ACFG_SDRAM_ROW_PRECHARGE_DELAY 18 /* ns */
#define ACFG_SDRAM_TMRD_DELAY 2 /* Load mode register
* cycle delay 1..4
*/
#define ACFG_SDRAM_TWR_DELAY 1 /* LPDDR: 0=2ck 1=3ck
* SDRAM: 0=1ck 1=2ck
*/
#define ACFG_SDRAM_RAS_DELAY 42 /* ns ACTIVE-to-PRECHARGE delay */
#define ACFG_SDRAM_RRD_DELAY 12 /* ns ACTIVE-to-ACTIVE delay */
#define ACFG_SDRAM_RCD_DELAY 18 /* ns Row to Column delay */
#define ACFG_SDRAM_RC_DELAY 70 /* ns Row cycle delay (tRFC
* refresh to command)
*/
#define ACFG_SDRAM_CLOCK_CYCLE_CL_1 0 /* ns clock cycle time
* estimated fo CL=1
* 0=force 3 for lpddr
*/
#define ACFG_SDRAM_PARTIAL_ARRAY_SR 0 /* 0=full 1=half 2=quater
* 3=Eighth 4=Sixteenth
*/
#define ACFG_SDRAM_DRIVE_STRENGH 0 /* 0=Full-strength 1=half
* 2=quater 3=Eighth
*/
#define ACFG_SDRAM_BURST_LENGTH 3 /* 2^N BYTES (N=0..3) */
#define ACFG_SDRAM_SINGLE_ACCESS 0 /* 1= single access
* 0 = Burst mode
*/
#endif
#if (ACFG_SDRAM_MBYTE_SYZE == 256)
/* micron 256MB */
#define ACFG_SDRAM_NUM_COL 10 /* 8, 9, 10 or 11
* column address bits
*/
#define ACFG_SDRAM_NUM_ROW 14 /* 11, 12 or 13
* row address bits
*/
#define ACFG_SDRAM_REFRESH 3 /* 0=OFF 1=2048
* 2=4096 3=8192 refresh
*/
#define ACFG_SDRAM_EXIT_PWD 25 /* ns exit power
* down delay
*/
#define ACFG_SDRAM_W2R_DELAY 1 /* write to read cycle
* delay > 0
*/
#define ACFG_SDRAM_ROW_PRECHARGE_DELAY 18 /* ns */
#define ACFG_SDRAM_TMRD_DELAY 2 /* Load mode register
* cycle delay 1..4
*/
#define ACFG_SDRAM_TWR_DELAY 1 /* LPDDR: 0=2ck 1=3ck
* SDRAM: 0=1ck 1=2ck
*/
#define ACFG_SDRAM_RAS_DELAY 42 /* ns ACTIVE-to-PRECHARGE delay */
#define ACFG_SDRAM_RRD_DELAY 12 /* ns ACTIVE-to-ACTIVE delay */
#define ACFG_SDRAM_RCD_DELAY 18 /* ns Row to Column delay */
#define ACFG_SDRAM_RC_DELAY 70 /* ns Row cycle delay (tRFC
* refresh to command)
*/
#define ACFG_SDRAM_CLOCK_CYCLE_CL_1 0 /* ns clock cycle time
* estimated fo CL=1
* 0=force 3 for lpddr
*/
#define ACFG_SDRAM_PARTIAL_ARRAY_SR 0 /* 0=full 1=half 2=quater
* 3=Eighth 4=Sixteenth
*/
#define ACFG_SDRAM_DRIVE_STRENGH 0 /* 0=Full-strength
* 1=half
* 2=quater
* 3=Eighth
*/
#define ACFG_SDRAM_BURST_LENGTH 3 /* 2^N BYTES (N=0..3) */
#define ACFG_SDRAM_SINGLE_ACCESS 0 /* 1= single access
* 0 = Burst mode
*/
#endif
/*
* External interface
*/
/*
* CSCRxU_VAL:
* 31| x | x | x x |x x x x| x x | x | x |x x x x|16
* |SP |WP | BCD | BCS | PSZ |PME|SYNC| DOL |
*
* 15| x x | x x x x x x | x | x x x x | x x x x |0
* | CNC | WSC |EW | WWS | EDC |
*
* CSCRxL_VAL:
* 31| x x x x | x x x x | x x x x | x x x x |16
* | OEA | OEN | EBWA | EBWN |
* 15|x x x x| x |x x x |x x x x| x | x | x | x | 0
* | CSA |EBC| DSZ | CSN |PSR|CRE|WRAP|CSEN|
*
* CSCRxA_VAL:
* 31| x x x x | x x x x | x x x x | x x x x |16
* | EBRA | EBRN | RWA | RWN |
* 15| x | x x |x x x|x x|x x|x x| x | x | x | x | 0
* |MUM| LAH | LBN |LBA|DWW|DCT|WWU|AGE|CNC2|FCE|
*/
/* CS0 configuration for 16 bit nor flash */
#define ACFG_CS0U_VAL 0x0000CC03
#define ACFG_CS0L_VAL 0xa0330D01
#define ACFG_CS0A_VAL 0x00220800
#define ACFG_CS1U_VAL 0x00000f00
#define ACFG_CS1L_VAL 0x00000D01
#define ACFG_CS1A_VAL 0
#define ACFG_CS2U_VAL 0
#define ACFG_CS2L_VAL 0
#define ACFG_CS2A_VAL 0
#define ACFG_CS3U_VAL 0
#define ACFG_CS3L_VAL 0
#define ACFG_CS3A_VAL 0
#define ACFG_CS4U_VAL 0
#define ACFG_CS4L_VAL 0
#define ACFG_CS4A_VAL 0
/* FPGA 16 bit data bus */
#define ACFG_CS5U_VAL 0x00000600
#define ACFG_CS5L_VAL 0x00000D01
#define ACFG_CS5A_VAL 0
#define ACFG_EIM_VAL 0x00002200
/*
* FPGA specific settings
*/
/* CLKO */
#define ACFG_CCSR_VAL 0x00000305
/* drive strength CLKO set to 2 */
#define ACFG_DSCR10_VAL 0x00020000
/* drive strength A1..A12 set to 2 */
#define ACFG_DSCR3_VAL 0x02AAAAA8
/* drive strength ctrl */
#define ACFG_DSCR7_VAL 0x00020880
/* drive strength data */
#define ACFG_DSCR2_VAL 0xAAAAAAAA
/*
* Default configuration for GPIOs and peripherals
*/
#define ACFG_DDIR_A_VAL 0x00000000
#define ACFG_OCR1_A_VAL 0x00000000
#define ACFG_OCR2_A_VAL 0x00000000
#define ACFG_ICFA1_A_VAL 0xFFFFFFFF
#define ACFG_ICFA2_A_VAL 0xFFFFFFFF
#define ACFG_ICFB1_A_VAL 0xFFFFFFFF
#define ACFG_ICFB2_A_VAL 0xFFFFFFFF
#define ACFG_DR_A_VAL 0x00000000
#define ACFG_GIUS_A_VAL 0xFFFFFFFF
#define ACFG_ICR1_A_VAL 0x00000000
#define ACFG_ICR2_A_VAL 0x00000000
#define ACFG_IMR_A_VAL 0x00000000
#define ACFG_GPR_A_VAL 0x00000000
#define ACFG_PUEN_A_VAL 0xFFFFFFFF
#define ACFG_DDIR_B_VAL 0x00000000
#define ACFG_OCR1_B_VAL 0x00000000
#define ACFG_OCR2_B_VAL 0x00000000
#define ACFG_ICFA1_B_VAL 0xFFFFFFFF
#define ACFG_ICFA2_B_VAL 0xFFFFFFFF
#define ACFG_ICFB1_B_VAL 0xFFFFFFFF
#define ACFG_ICFB2_B_VAL 0xFFFFFFFF
#define ACFG_DR_B_VAL 0x00000000
#define ACFG_GIUS_B_VAL 0xFF3FFFF0
#define ACFG_ICR1_B_VAL 0x00000000
#define ACFG_ICR2_B_VAL 0x00000000
#define ACFG_IMR_B_VAL 0x00000000
#define ACFG_GPR_B_VAL 0x00000000
#define ACFG_PUEN_B_VAL 0xFFFFFFFF
#define ACFG_DDIR_C_VAL 0x00000000
#define ACFG_OCR1_C_VAL 0x00000000
#define ACFG_OCR2_C_VAL 0x00000000
#define ACFG_ICFA1_C_VAL 0xFFFFFFFF
#define ACFG_ICFA2_C_VAL 0xFFFFFFFF
#define ACFG_ICFB1_C_VAL 0xFFFFFFFF
#define ACFG_ICFB2_C_VAL 0xFFFFFFFF
#define ACFG_DR_C_VAL 0x00000000
#define ACFG_GIUS_C_VAL 0xFFFFC07F
#define ACFG_ICR1_C_VAL 0x00000000
#define ACFG_ICR2_C_VAL 0x00000000
#define ACFG_IMR_C_VAL 0x00000000
#define ACFG_GPR_C_VAL 0x00000000
#define ACFG_PUEN_C_VAL 0xFFFFFF87
#define ACFG_DDIR_D_VAL 0x00000000
#define ACFG_OCR1_D_VAL 0x00000000
#define ACFG_OCR2_D_VAL 0x00000000
#define ACFG_ICFA1_D_VAL 0xFFFFFFFF
#define ACFG_ICFA2_D_VAL 0xFFFFFFFF
#define ACFG_ICFB1_D_VAL 0xFFFFFFFF
#define ACFG_ICFB2_D_VAL 0xFFFFFFFF
#define ACFG_DR_D_VAL 0x00000000
#define ACFG_GIUS_D_VAL 0xFFFFFFFF
#define ACFG_ICR1_D_VAL 0x00000000
#define ACFG_ICR2_D_VAL 0x00000000
#define ACFG_IMR_D_VAL 0x00000000
#define ACFG_GPR_D_VAL 0x00000000
#define ACFG_PUEN_D_VAL 0xFFFFFFFF
#define ACFG_DDIR_E_VAL 0x00000000
#define ACFG_OCR1_E_VAL 0x00000000
#define ACFG_OCR2_E_VAL 0x00000000
#define ACFG_ICFA1_E_VAL 0xFFFFFFFF
#define ACFG_ICFA2_E_VAL 0xFFFFFFFF
#define ACFG_ICFB1_E_VAL 0xFFFFFFFF
#define ACFG_ICFB2_E_VAL 0xFFFFFFFF
#define ACFG_DR_E_VAL 0x00000000
#define ACFG_GIUS_E_VAL 0xFCFFCCF8
#define ACFG_ICR1_E_VAL 0x00000000
#define ACFG_ICR2_E_VAL 0x00000000
#define ACFG_IMR_E_VAL 0x00000000
#define ACFG_GPR_E_VAL 0x00000000
#define ACFG_PUEN_E_VAL 0xFFFFFFFF
#define ACFG_DDIR_F_VAL 0x00000000
#define ACFG_OCR1_F_VAL 0x00000000
#define ACFG_OCR2_F_VAL 0x00000000
#define ACFG_ICFA1_F_VAL 0xFFFFFFFF
#define ACFG_ICFA2_F_VAL 0xFFFFFFFF
#define ACFG_ICFB1_F_VAL 0xFFFFFFFF
#define ACFG_ICFB2_F_VAL 0xFFFFFFFF
#define ACFG_DR_F_VAL 0x00000000
#define ACFG_GIUS_F_VAL 0xFF7F8000
#define ACFG_ICR1_F_VAL 0x00000000
#define ACFG_ICR2_F_VAL 0x00000000
#define ACFG_IMR_F_VAL 0x00000000
#define ACFG_GPR_F_VAL 0x00000000
#define ACFG_PUEN_F_VAL 0xFFFFFFFF
/* Enforce DDR signal strengh & enable USB/PP/DMA burst override bits */
#define ACFG_GPCR_VAL 0x0003000F
#define ACFG_ESDMISC_VAL ESDMISC_LHD+ESDMISC_MDDREN
/* FMCR select num LPDDR RAMs and nand 16bits, 2KB pages */
#if (CONFIG_NR_DRAM_BANKS == 1)
#define ACFG_FMCR_VAL 0xFFFFFFF9
#elif (CONFIG_NR_DRAM_BANKS == 2)
#define ACFG_FMCR_VAL 0xFFFFFFFB
#endif
#define ACFG_AIPI1_PSR0_VAL 0x20040304
#define ACFG_AIPI1_PSR1_VAL 0xDFFBFCFB
#define ACFG_AIPI2_PSR0_VAL 0x00000000
#define ACFG_AIPI2_PSR1_VAL 0xFFFFFFFF
/* PCCR enable DMA FEC I2C1 IIM SDHC1 */
#define ACFG_PCCR0_VAL 0x05070410
#define ACFG_PCCR1_VAL 0xA14A0608
/*
* From here, there should not be any user configuration.
* All Equations are automatic
*/
/* fixme none integer value (7.5ns) => 2*hclock = 15ns */
#define ACFG_2XHCLK_LGTH (2000/CONFIG_HCLK_FREQ) /* ns */
/* USB 60 MHz ; ARM up to 400; HClK up to 133MHz*/
#define CSCR_MASK 0x0300800D
#define ACFG_CSCR_VAL \
(CSCR_MASK \
|((((CONFIG_SPLL_FREQ/CONFIG_USB_FREQ)-1)&0x07) << 28) \
|((((CONFIG_MPLL_FREQ/CONFIG_ARM_FREQ)-1)&0x03) << 12) \
|((((ACFG_CLK_FREQ/CONFIG_HCLK_FREQ)-1)&0x03) << 8))
/* SSIx CLKO NFC H264 MSHC */
#define ACFG_PCDR0_VAL\
(((((ACFG_CLK_FREQ/CONFIG_MSHC_FREQ)-1)&0x3F)<<0) \
|((((CONFIG_HCLK_FREQ/CONFIG_NFC_FREQ)-1)&0x0F)<<6) \
|(((((ACFG_CLK_FREQ/CONFIG_H264_FREQ)-2)*2)&0x3F)<<10)\
|(((((ACFG_CLK_FREQ/CONFIG_SSI1_FREQ)-2)*2)&0x3F)<<16)\
|(((CONFIG_CLK0_DIV)&0x07)<<22)\
|(((CONFIG_CLK0_EN)&0x01)<<25)\
|(((((ACFG_CLK_FREQ/CONFIG_SSI2_FREQ)-2)*2)&0x3F)<<26))
/* PERCLKx */
#define ACFG_PCDR1_VAL\
(((((ACFG_CLK_FREQ/CONFIG_PERIF1_FREQ)-1)&0x3F)<<0) \
|((((ACFG_CLK_FREQ/CONFIG_PERIF2_FREQ)-1)&0x3F)<<8) \
|((((ACFG_CLK_FREQ/CONFIG_PERIF3_FREQ)-1)&0x3F)<<16) \
|((((ACFG_CLK_FREQ/CONFIG_PERIF4_FREQ)-1)&0x3F)<<24))
/* SDRAM controller programming Values */
#if (((2*ACFG_SDRAM_CLOCK_CYCLE_CL_1) > (3*ACFG_2XHCLK_LGTH)) || \
(ACFG_SDRAM_CLOCK_CYCLE_CL_1 < 1))
#define REG_FIELD_SCL_VAL 3
#define REG_FIELD_SCLIMX_VAL 0
#else
#define REG_FIELD_SCL_VAL\
((2*ACFG_SDRAM_CLOCK_CYCLE_CL_1+ACFG_2XHCLK_LGTH-1)/ \
ACFG_2XHCLK_LGTH)
#define REG_FIELD_SCLIMX_VAL REG_FIELD_SCL_VAL
#endif
#if ((2*ACFG_SDRAM_RC_DELAY) > (16*ACFG_2XHCLK_LGTH))
#define REG_FIELD_SRC_VAL 0
#else
#define REG_FIELD_SRC_VAL\
((2*ACFG_SDRAM_RC_DELAY+ACFG_2XHCLK_LGTH-1)/ \
ACFG_2XHCLK_LGTH)
#endif
/* TBD Power down timer ; PRCT Bit Field Encoding; burst length 8 ; FP = 0*/
#define REG_ESDCTL_BASE_CONFIG (0x80020485\
| (((ACFG_SDRAM_NUM_ROW-11)&0x7)<<24)\
| (((ACFG_SDRAM_NUM_COL-8)&0x3)<<20)\
| (((ACFG_SDRAM_REFRESH)&0x7)<<13))
#define ACFG_NORMAL_RW_CMD ((0x0<<28)+REG_ESDCTL_BASE_CONFIG)
#define ACFG_PRECHARGE_CMD ((0x1<<28)+REG_ESDCTL_BASE_CONFIG)
#define ACFG_AUTOREFRESH_CMD ((0x2<<28)+REG_ESDCTL_BASE_CONFIG)
#define ACFG_SET_MODE_REG_CMD ((0x3<<28)+REG_ESDCTL_BASE_CONFIG)
/* ESDRAMC Configuration Registers : force CL=3 to lpddr */
#define ACFG_SDRAM_ESDCFG_REGISTER_VAL (0x0\
| (((((2*ACFG_SDRAM_EXIT_PWD+ACFG_2XHCLK_LGTH-1)/ \
ACFG_2XHCLK_LGTH)-1)&0x3)<<21)\
| (((ACFG_SDRAM_W2R_DELAY-1)&0x1)<<20)\
| (((((2*ACFG_SDRAM_ROW_PRECHARGE_DELAY+ \
ACFG_2XHCLK_LGTH-1)/ACFG_2XHCLK_LGTH)-1)&0x3)<<18) \
| (((ACFG_SDRAM_TMRD_DELAY-1)&0x3)<<16)\
| (((ACFG_SDRAM_TWR_DELAY)&0x1)<<15)\
| (((((2*ACFG_SDRAM_RAS_DELAY+ACFG_2XHCLK_LGTH-1)/ \
ACFG_2XHCLK_LGTH)-1)&0x7)<<12) \
| (((((2*ACFG_SDRAM_RRD_DELAY+ACFG_2XHCLK_LGTH-1)/ \
ACFG_2XHCLK_LGTH)-1)&0x3)<<10) \
| (((REG_FIELD_SCLIMX_VAL)&0x3)<<8)\
| (((((2*ACFG_SDRAM_RCD_DELAY+ACFG_2XHCLK_LGTH-1)/ \
ACFG_2XHCLK_LGTH)-1)&0x7)<<4) \
| (((REG_FIELD_SRC_VAL)&0x0F)<<0))
/* Issue Mode register Command to SDRAM */
#define ACFG_SDRAM_MODE_REGISTER_VAL\
((((ACFG_SDRAM_BURST_LENGTH)&0x7)<<(0))\
| (((REG_FIELD_SCL_VAL)&0x7)<<(4))\
| ((0)<<(3)) /* sequentiql access */ \
/*| (((ACFG_SDRAM_SINGLE_ACCESS)&0x1)<<(1))*/)
/* Issue Extended Mode register Command to SDRAM */
#define ACFG_SDRAM_EXT_MODE_REGISTER_VAL\
((ACFG_SDRAM_PARTIAL_ARRAY_SR<<0)\
| (ACFG_SDRAM_DRIVE_STRENGH<<(5))\
| (1<<(ACFG_SDRAM_NUM_COL+ACFG_SDRAM_NUM_ROW+1+2)))
/* Issue Precharge all Command to SDRAM */
#define ACFG_SDRAM_PRECHARGE_ALL_VAL (1<<10)
#endif /* __APF27_H */

168
board/armadeus/apf27/lowlevel_init.S 100644
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@ -0,0 +1,168 @@
/*
* (C) Copyright 2013 Philippe Reynes <tremyfr@yahoo.fr>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <config.h>
#include <generated/asm-offsets.h>
#include <version.h>
#include <asm/macro.h>
#include <asm/arch/imx-regs.h>
#include "apf27.h"
.macro init_aipi
/*
* setup AIPI1 and AIPI2
*/
write32 AIPI1_PSR0, ACFG_AIPI1_PSR0_VAL
write32 AIPI1_PSR1, ACFG_AIPI1_PSR1_VAL
write32 AIPI2_PSR0, ACFG_AIPI2_PSR0_VAL
write32 AIPI2_PSR1, ACFG_AIPI2_PSR1_VAL
/* Change SDRAM signal strengh */
ldr r0, =GPCR
ldr r1, =ACFG_GPCR_VAL
ldr r5, [r0]
orr r5, r5, r1
str r5, [r0]
.endm /* init_aipi */
.macro init_clock
ldr r0, =CSCR
/* disable MPLL/SPLL first */
ldr r1, [r0]
bic r1, r1, #(CSCR_MPEN|CSCR_SPEN)
str r1, [r0]
/*
* pll clock initialization predefined in apf27.h
*/
write32 MPCTL0, ACFG_MPCTL0_VAL
write32 SPCTL0, ACFG_SPCTL0_VAL
write32 CSCR, ACFG_CSCR_VAL|CSCR_MPLL_RESTART|CSCR_SPLL_RESTART
/*
* add some delay here
*/
mov r1, #0x1000
1: subs r1, r1, #0x1
bne 1b
/* peripheral clock divider */
write32 PCDR0, ACFG_PCDR0_VAL
write32 PCDR1, ACFG_PCDR1_VAL
/* Configure PCCR0 and PCCR1 */
write32 PCCR0, ACFG_PCCR0_VAL
write32 PCCR1, ACFG_PCCR1_VAL
.endm /* init_clock */
.macro init_ddr
/* wait for SDRAM/LPDDR ready (SDRAMRDY) */
ldr r0, =IMX_ESD_BASE
ldr r4, =ESDMISC_SDRAM_RDY
2: ldr r1, [r0, #ESDMISC_ROF]
ands r1, r1, r4
bpl 2b
/* LPDDR Soft Reset Mobile/Low Power DDR SDRAM. */
ldr r0, =IMX_ESD_BASE
ldr r4, =ACFG_ESDMISC_VAL
orr r1, r4, #ESDMISC_MDDR_DL_RST
str r1, [r0, #ESDMISC_ROF]
/* Hold for more than 200ns */
ldr r1, =0x10000
1: subs r1, r1, #0x1
bne 1b
str r4, [r0]
ldr r0, =IMX_ESD_BASE
ldr r1, =ACFG_SDRAM_ESDCFG_REGISTER_VAL
str r1, [r0, #ESDCFG0_ROF]
ldr r0, =IMX_ESD_BASE
ldr r1, =ACFG_PRECHARGE_CMD
str r1, [r0, #ESDCTL0_ROF]
/* write8(0xA0001000, any value) */
ldr r1, =PHYS_SDRAM_1+ACFG_SDRAM_PRECHARGE_ALL_VAL
strb r2, [r1]
ldr r1, =ACFG_AUTOREFRESH_CMD
str r1, [r0, #ESDCTL0_ROF]
ldr r4, =PHYS_SDRAM_1 /* CSD0 base address */
ldr r6,=0x7 /* load loop counter */
1: str r5,[r4] /* run auto-refresh cycle to array 0 */
subs r6,r6,#1
bne 1b
ldr r1, =ACFG_SET_MODE_REG_CMD
str r1, [r0, #ESDCTL0_ROF]
/* set standard mode register */
ldr r4, = PHYS_SDRAM_1+ACFG_SDRAM_MODE_REGISTER_VAL
strb r2, [r4]
/* set extended mode register */
ldr r4, =PHYS_SDRAM_1+ACFG_SDRAM_EXT_MODE_REGISTER_VAL
strb r5, [r4]
ldr r1, =ACFG_NORMAL_RW_CMD
str r1, [r0, #ESDCTL0_ROF]
/* 2nd sdram */
ldr r0, =IMX_ESD_BASE
ldr r1, =ACFG_SDRAM_ESDCFG_REGISTER_VAL
str r1, [r0, #ESDCFG1_ROF]
ldr r0, =IMX_ESD_BASE
ldr r1, =ACFG_PRECHARGE_CMD
str r1, [r0, #ESDCTL1_ROF]
/* write8(0xB0001000, any value) */
ldr r1, =PHYS_SDRAM_2+ACFG_SDRAM_PRECHARGE_ALL_VAL
strb r2, [r1]
ldr r1, =ACFG_AUTOREFRESH_CMD
str r1, [r0, #ESDCTL1_ROF]
ldr r4, =PHYS_SDRAM_2 /* CSD1 base address */
ldr r6,=0x7 /* load loop counter */
1: str r5,[r4] /* run auto-refresh cycle to array 0 */
subs r6,r6,#1
bne 1b
ldr r1, =ACFG_SET_MODE_REG_CMD
str r1, [r0, #ESDCTL1_ROF]
/* set standard mode register */
ldr r4, =PHYS_SDRAM_2+ACFG_SDRAM_MODE_REGISTER_VAL
strb r2, [r4]
/* set extended mode register */
ldr r4, =PHYS_SDRAM_2+ACFG_SDRAM_EXT_MODE_REGISTER_VAL
strb r2, [r4]
ldr r1, =ACFG_NORMAL_RW_CMD
str r1, [r0, #ESDCTL1_ROF]
.endm /* init_ddr */
.globl lowlevel_init
lowlevel_init:
init_aipi
init_clock
#ifdef CONFIG_SPL_BUILD
init_ddr
#endif
mov pc, lr

1
boards.cfg
View File

@ -196,6 +196,7 @@ jadecpu arm arm926ejs jadecpu syteco
mx25pdk arm arm926ejs mx25pdk freescale mx25 mx25pdk:IMX_CONFIG=board/freescale/mx25pdk/imximage.cfg
tx25 arm arm926ejs tx25 karo mx25
zmx25 arm arm926ejs zmx25 syteco mx25
apf27 arm arm926ejs apf27 armadeus mx27
imx27lite arm arm926ejs imx27lite logicpd mx27
magnesium arm arm926ejs imx27lite logicpd mx27
apx4devkit arm arm926ejs apx4devkit bluegiga mxs apx4devkit

374
include/configs/apf27.h 100644
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@ -0,0 +1,374 @@
/*
*
* Configuration settings for the Armadeus Project motherboard APF27
*
* Copyright (C) 2008-2013 Eric Jarrige <eric.jarrige@armadeus.org>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#define CONFIG_VERSION_VARIABLE
#define CONFIG_ENV_VERSION 10
#define CONFIG_IDENT_STRING " apf27 patch 3.10"
#define CONFIG_BOARD_NAME apf27
/*
* SoC configurations
*/
#define CONFIG_ARM926EJS /* this is an ARM926EJS CPU */
#define CONFIG_MX27 /* in a Freescale i.MX27 Chip */
#define CONFIG_MACH_TYPE 1698 /* APF27 */
#define CONFIG_SYS_GENERIC_BOARD
/*
* Enable the call to miscellaneous platform dependent initialization.
*/
#define CONFIG_SYS_NO_FLASH /* to be define before <config_cmd_default.h> */
/*
* Board display option
*/
#define CONFIG_DISPLAY_BOARDINFO
#define CONFIG_DISPLAY_CPUINFO
/*
* SPL
*/
#define CONFIG_SPL
#define CONFIG_SPL_TARGET "u-boot-with-spl.bin"
#define CONFIG_SPL_LDSCRIPT "arch/$(ARCH)/cpu/u-boot-spl.lds"
#define CONFIG_SPL_MAX_SIZE 2048
#define CONFIG_SPL_TEXT_BASE 0xA0000000
/* NAND boot config */
#define CONFIG_SPL_NAND_SUPPORT
#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x800
#define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_SIZE CONFIG_SYS_MONITOR_LEN - 0x800
/*
* BOOTP options
*/
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_DNS
#define CONFIG_BOOTP_DNS2
#define CONFIG_HOSTNAME CONFIG_BOARD_NAME
#define CONFIG_ROOTPATH "/tftpboot/" __stringify(CONFIG_BOARD_NAME) "-root"
/*
* U-Boot Commands
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_ASKENV /* ask for env variable */
#define CONFIG_CMD_BSP /* Board Specific functions */
#define CONFIG_CMD_CACHE /* icache, dcache */
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP /* DHCP Support */
#define CONFIG_CMD_DNS
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_FAT /* FAT support */
#define CONFIG_CMD_IMX_FUSE /* imx iim fuse */
#define CONFIG_CMD_I2C
#define CONFIG_CMD_MII /* MII support */
#define CONFIG_CMD_MMC
#define CONFIG_CMD_MTDPARTS /* MTD partition support */
#define CONFIG_CMD_NAND /* NAND support */
#define CONFIG_CMD_NAND_LOCK_UNLOCK
#define CONFIG_CMD_NAND_TRIMFFS
#define CONFIG_CMD_NFS /* NFS support */
#define CONFIG_CMD_PING /* ping support */
#define CONFIG_CMD_SETEXPR /* setexpr support */
#define CONFIG_CMD_UBI
#define CONFIG_CMD_UBIFS
/*
* Memory configurations
*/
#define CONFIG_NR_DRAM_POPULATED 1
#define CONFIG_NR_DRAM_BANKS 2
#define ACFG_SDRAM_MBYTE_SYZE 64
#define PHYS_SDRAM_1 0xA0000000
#define PHYS_SDRAM_2 0xB0000000
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (512<<10))
#define CONFIG_SYS_MEMTEST_START 0xA0000000 /* memtest test area */
#define CONFIG_SYS_MEMTEST_END 0xA0300000 /* 3 MiB RAM test */
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE \
+ PHYS_SDRAM_1_SIZE - 0x0100000)
#define CONFIG_SYS_TEXT_BASE 0xA0000800
/*
* FLASH organization
*/
#define ACFG_MONITOR_OFFSET 0x00000000
#define CONFIG_SYS_MONITOR_LEN 0x00100000 /* 1MiB */
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_ENV_OVERWRITE
#define CONFIG_ENV_OFFSET 0x00100000 /* NAND offset */
#define CONFIG_ENV_SIZE 0x00020000 /* 128kB */
#define CONFIG_ENV_RANGE 0X00080000 /* 512kB */
#define CONFIG_ENV_OFFSET_REDUND \
(CONFIG_ENV_OFFSET + CONFIG_ENV_RANGE) /* +512kB */
#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE /* 512kB */
#define CONFIG_FIRMWARE_OFFSET 0x00200000
#define CONFIG_FIRMWARE_SIZE 0x00080000 /* 512kB */
#define CONFIG_KERNEL_OFFSET 0x00300000
#define CONFIG_ROOTFS_OFFSET 0x00800000
#define CONFIG_MTDMAP "mxc_nand.0"
#define MTDIDS_DEFAULT "nand0=" CONFIG_MTDMAP
#define MTDPARTS_DEFAULT "mtdparts=" CONFIG_MTDMAP \
":1M(u-boot)ro," \
"512K(env)," \
"512K(env2)," \
"512K(firmware)," \
"512K(dtb)," \
"5M(kernel)," \
"-(rootfs)"
/*
* U-Boot general configurations
*/
#define CONFIG_SYS_LONGHELP
#define CONFIG_SYS_PROMPT "BIOS> " /* prompt string */
#define CONFIG_SYS_CBSIZE 2048 /* console I/O buffer */
#define CONFIG_SYS_PBSIZE \
(CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
/* Print buffer size */
#define CONFIG_SYS_MAXARGS 16 /* max command args */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
/* Boot argument buffer size */
#define CONFIG_AUTO_COMPLETE
#define CONFIG_CMDLINE_EDITING
#define CONFIG_SYS_HUSH_PARSER /* enable the "hush" shell */
#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " /* secondary prompt string */
#define CONFIG_ENV_VARS_UBOOT_CONFIG
#define CONFIG_PREBOOT "run check_flash check_env;"
/*
* Boot Linux
*/
#define CONFIG_CMDLINE_TAG /* send commandline to Kernel */
#define CONFIG_SETUP_MEMORY_TAGS /* send memory definition to kernel */
#define CONFIG_INITRD_TAG /* send initrd params */
#define CONFIG_OF_LIBFDT
#define CONFIG_BOOTDELAY 5
#define CONFIG_ZERO_BOOTDELAY_CHECK
#define CONFIG_BOOTFILE __stringify(CONFIG_BOARD_NAME) "-linux.bin"
#define CONFIG_BOOTARGS "console=" __stringify(ACFG_CONSOLE_DEV) "," \
__stringify(CONFIG_BAUDRATE) " " MTDPARTS_DEFAULT \
" ubi.mtd=rootfs root=ubi0:rootfs rootfstype=ubifs "
#define ACFG_CONSOLE_DEV ttySMX0
#define CONFIG_BOOTCOMMAND "run ubifsboot"
#define CONFIG_SYS_AUTOLOAD "no"
/*
* Default load address for user programs and kernel
*/
#define CONFIG_LOADADDR 0xA0000000
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
/*
* Extra Environments
*/
#define CONFIG_EXTRA_ENV_SETTINGS \
"env_version=" __stringify(CONFIG_ENV_VERSION) "\0" \
"consoledev=" __stringify(ACFG_CONSOLE_DEV) "\0" \
"mtdparts=" MTDPARTS_DEFAULT "\0" \
"partition=nand0,6\0" \
"u-boot_addr=" __stringify(ACFG_MONITOR_OFFSET) "\0" \
"env_addr=" __stringify(CONFIG_ENV_OFFSET) "\0" \
"firmware_addr=" __stringify(CONFIG_FIRMWARE_OFFSET) "\0" \
"firmware_size=" __stringify(CONFIG_FIRMWARE_SIZE) "\0" \
"kernel_addr=" __stringify(CONFIG_KERNEL_OFFSET) "\0" \
"rootfs_addr=" __stringify(CONFIG_ROOTFS_OFFSET) "\0" \
"board_name=" __stringify(CONFIG_BOARD_NAME) "\0" \
"kernel_addr_r=A0000000\0" \
"check_env=if test -n ${flash_env_version}; " \
"then env default env_version; " \
"else env set flash_env_version ${env_version}; env save; "\
"fi; " \
"if itest ${flash_env_version} < ${env_version}; then " \
"echo \"*** Warning - Environment version" \
" change suggests: run flash_reset_env; reset\"; "\
"env default flash_reset_env; "\
"fi; \0" \
"check_flash=nand lock; nand unlock ${env_addr}; \0" \
"flash_reset_env=env default -f -a; saveenv; run update_env;" \
"echo Flash environment variables erased!\0" \
"download_uboot=tftpboot ${loadaddr} ${board_name}" \
"-u-boot-with-spl.bin\0" \
"flash_uboot=nand unlock ${u-boot_addr} ;" \
"nand erase.part u-boot;" \
"if nand write.trimffs ${fileaddr} ${u-boot_addr} ${filesize};"\
"then nand lock; nand unlock ${env_addr};" \
"echo Flashing of uboot succeed;" \
"else echo Flashing of uboot failed;" \
"fi; \0" \
"update_uboot=run download_uboot flash_uboot\0" \
"download_env=tftpboot ${loadaddr} ${board_name}" \
"-u-boot-env.txt\0" \
"flash_env=env import -t ${loadaddr}; env save; \0" \
"update_env=run download_env flash_env\0" \
"update_all=run update_env update_uboot\0" \
"unlock_regs=mw 10000008 0; mw 10020008 0\0" \
/*
* Serial Driver
*/
#define CONFIG_MXC_UART
#define CONFIG_CONS_INDEX 1
#define CONFIG_BAUDRATE 115200
#define CONFIG_MXC_UART_BASE UART1_BASE
/*
* GPIO
*/
#define CONFIG_MXC_GPIO
/*
* NOR
*/
/*
* NAND
*/
#define CONFIG_NAND_MXC
#define CONFIG_MXC_NAND_REGS_BASE 0xD8000000
#define CONFIG_SYS_NAND_BASE CONFIG_MXC_NAND_REGS_BASE
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_MXC_NAND_HWECC
#define CONFIG_SYS_NAND_LARGEPAGE
#define CONFIG_SYS_NAND_BUSWIDTH_16BIT
#define CONFIG_SYS_NAND_PAGE_SIZE 2048
#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
#define CONFIG_SYS_NAND_PAGE_COUNT CONFIG_SYS_NAND_BLOCK_SIZE / \
CONFIG_SYS_NAND_PAGE_SIZE
#define CONFIG_SYS_NAND_SIZE (256 * 1024 * 1024)
#define CONFIG_SYS_NAND_BAD_BLOCK_POS 11
#define NAND_MAX_CHIPS 1
#define CONFIG_FLASH_SHOW_PROGRESS 45
#define CONFIG_SYS_NAND_QUIET 1
/*
* Partitions & Filsystems
*/
#define CONFIG_MTD_DEVICE
#define CONFIG_MTD_PARTITIONS
#define CONFIG_DOS_PARTITION
#define CONFIG_SUPPORT_VFAT
/*
* UBIFS
*/
#define CONFIG_RBTREE
#define CONFIG_LZO
/*
* Ethernet (on SOC imx FEC)
*/
#define CONFIG_FEC_MXC
#define CONFIG_FEC_MXC_PHYADDR 0x1f
#define CONFIG_MII /* MII PHY management */
/*
* Fuses - IIM
*/
#ifdef CONFIG_CMD_IMX_FUSE
#define IIM_MAC_BANK 0
#define IIM_MAC_ROW 5
#define IIM0_SCC_KEY 11
#define IIM1_SUID 1
#endif
/*
* I2C
*/
#ifdef CONFIG_CMD_I2C
#define CONFIG_HARD_I2C
#define CONFIG_I2C_MXC
#define CONFIG_SYS_I2C_BASE IMX_I2C1_BASE
#define CONFIG_SYS_I2C_SPEED 100000 /* 100 kHz */
#define CONFIG_SYS_I2C_SLAVE 0x7F
#define CONFIG_SYS_I2C_NOPROBES { }
#ifdef CONFIG_CMD_EEPROM
# define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM 24LC02 */
# define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* msec */
#endif /* CONFIG_CMD_EEPROM */
#endif /* CONFIG_CMD_I2C */
/*
* SD/MMC
*/
#ifdef CONFIG_CMD_MMC
#define CONFIG_MMC
#define CONFIG_GENERIC_MMC
#define CONFIG_MXC_MMC
#define CONFIG_MXC_MCI_REGS_BASE 0x10014000
#endif
/*
* RTC
*/
#ifdef CONFIG_CMD_DATE
#define CONFIG_RTC_DS1374
#define CONFIG_SYS_RTC_BUS_NUM 0
#endif /* CONFIG_CMD_DATE */
/*
* Clocks
*/
#define CONFIG_SYS_HZ 1000 /* Ticks per second */
/*
* PLL
*
* 31 | x |x| x x x x |x x x x x x x x x x |x x|x x x x|x x x x x x x x x x| 0
* |CPLM|X|----PD---|--------MFD---------|XXX|--MFI--|-----MFN-----------|
*/
#define CONFIG_MX27_CLK32 32768 /* 32768 or 32000 Hz crystal */
#if (ACFG_SDRAM_MBYTE_SYZE == 64) /* micron MT46H16M32LF -6 */
/* micron 64MB */
#define PHYS_SDRAM_1_SIZE 0x04000000 /* 64 MB */
#define PHYS_SDRAM_2_SIZE 0x04000000 /* 64 MB */
#endif
#if (ACFG_SDRAM_MBYTE_SYZE == 128)
/* micron 128MB */
#define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */
#define PHYS_SDRAM_2_SIZE 0x08000000 /* 128 MB */
#endif
#if (ACFG_SDRAM_MBYTE_SYZE == 256)
/* micron 256MB */
#define PHYS_SDRAM_1_SIZE 0x10000000 /* 256 MB */
#define PHYS_SDRAM_2_SIZE 0x10000000 /* 256 MB */
#endif
#endif /* __CONFIG_H */