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board: atmel: add SAMA5D2 PTC Engineering board

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The board supports following features:
 - Boot media support: NAND Flash/SPI Flash
 - Support ethernet
 - Support USB mass storage

Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Andreas Bießmann <andreas@biessmann.org>
master
Wenyou Yang 9 years ago committed by Andreas Bießmann
parent cc434ad5c1
commit 9989c1567d
8 changed files with 500 additions and 0 deletions
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  1. 6
      arch/arm/mach-at91/Kconfig
  2. 15
      board/atmel/sama5d2_ptc/Kconfig
  3. 7
      board/atmel/sama5d2_ptc/MAINTAINERS
  4. 8
      board/atmel/sama5d2_ptc/Makefile
  5. 285
      board/atmel/sama5d2_ptc/sama5d2_ptc.c
  6. 12
      configs/sama5d2_ptc_nandflash_defconfig
  7. 12
      configs/sama5d2_ptc_spiflash_defconfig
  8. 155
      include/configs/sama5d2_ptc.h

6
arch/arm/mach-at91/Kconfig
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@ -71,6 +71,11 @@ config TARGET_AT91SAM9X5EK
select CPU_ARM926EJS
select SUPPORT_SPL
config TARGET_SAMA5D2_PTC
bool "SAMA5D2 PTC board"
select CPU_V7
select SUPPORT_SPL
config TARGET_SAMA5D2_XPLAINED
bool "SAMA5D2 Xplained board"
select CPU_V7
@ -138,6 +143,7 @@ source "board/atmel/at91sam9m10g45ek/Kconfig"
source "board/atmel/at91sam9n12ek/Kconfig"
source "board/atmel/at91sam9rlek/Kconfig"
source "board/atmel/at91sam9x5ek/Kconfig"
source "board/atmel/sama5d2_ptc/Kconfig"
source "board/atmel/sama5d2_xplained/Kconfig"
source "board/atmel/sama5d3_xplained/Kconfig"
source "board/atmel/sama5d3xek/Kconfig"

15
board/atmel/sama5d2_ptc/Kconfig
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@ -0,0 +1,15 @@
if TARGET_SAMA5D2_PTC
config SYS_BOARD
default "sama5d2_ptc"
config SYS_VENDOR
default "atmel"
config SYS_SOC
default "at91"
config SYS_CONFIG_NAME
default "sama5d2_ptc"
endif

7
board/atmel/sama5d2_ptc/MAINTAINERS
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@ -0,0 +1,7 @@
SAMA5D2 PTC Engineering BOARD
M: Wenyou Yang <wenyou.yang@atmel.com>
S: Maintained
F: board/atmel/sama5d2_ptc/
F: include/configs/sama5d2_ptc.h
F: configs/sama5d2_ptc_spiflash_defconfig
F: configs/sama5d2_ptc_nandflash_defconfig

8
board/atmel/sama5d2_ptc/Makefile
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@ -0,0 +1,8 @@
#
# Copyright (C) 2016 Atmel
# Wenyou Yang <wenyou.yang@atmel.com>
#
# SPDX-License-Identifier: GPL-2.0+
#
obj-y += sama5d2_ptc.o

285
board/atmel/sama5d2_ptc/sama5d2_ptc.c
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@ -0,0 +1,285 @@
/*
* Copyright (C) 2016 Atmel
* Wenyou.Yang <wenyou.yang@atmel.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <atmel_hlcdc.h>
#include <lcd.h>
#include <mmc.h>
#include <net.h>
#include <netdev.h>
#include <spi.h>
#include <version.h>
#include <asm/io.h>
#include <asm/arch/at91_common.h>
#include <asm/arch/atmel_pio4.h>
#include <asm/arch/atmel_mpddrc.h>
#include <asm/arch/atmel_usba_udc.h>
#include <asm/arch/atmel_sdhci.h>
#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
#include <asm/arch/sama5_sfr.h>
#include <asm/arch/sama5d2.h>
#include <asm/arch/sama5d3_smc.h>
DECLARE_GLOBAL_DATA_PTR;
int spi_cs_is_valid(unsigned int bus, unsigned int cs)
{
return bus == 0 && cs == 0;
}
void spi_cs_activate(struct spi_slave *slave)
{
atmel_pio4_set_pio_output(AT91_PIO_PORTA, 17, 0);
}
void spi_cs_deactivate(struct spi_slave *slave)
{
atmel_pio4_set_pio_output(AT91_PIO_PORTA, 17, 1);
}
static void board_spi0_hw_init(void)
{
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 14, 0);
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 15, 0);
atmel_pio4_set_a_periph(AT91_PIO_PORTA, 16, 0);
atmel_pio4_set_pio_output(AT91_PIO_PORTA, 17, 1);
at91_periph_clk_enable(ATMEL_ID_SPI0);
}
static void board_nand_hw_init(void)
{
struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
struct atmel_sfr *sfr = (struct atmel_sfr *)ATMEL_BASE_SFR;
at91_periph_clk_enable(ATMEL_ID_HSMC);
writel(AT91_SFR_EBICFG_DRIVE0_HIGH |
AT91_SFR_EBICFG_PULL0_NONE |
AT91_SFR_EBICFG_DRIVE1_HIGH |
AT91_SFR_EBICFG_PULL1_NONE, &sfr->ebicfg);
/* Configure SMC CS3 for NAND */
writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(1) |
AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(1),
&smc->cs[3].setup);
writel(AT91_SMC_PULSE_NWE(2) | AT91_SMC_PULSE_NCS_WR(3) |
AT91_SMC_PULSE_NRD(2) | AT91_SMC_PULSE_NCS_RD(3),
&smc->cs[3].pulse);
writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5),
&smc->cs[3].cycle);
writel(AT91_SMC_TIMINGS_TCLR(2) | AT91_SMC_TIMINGS_TADL(7) |
AT91_SMC_TIMINGS_TAR(2) | AT91_SMC_TIMINGS_TRR(3) |
AT91_SMC_TIMINGS_TWB(7) | AT91_SMC_TIMINGS_RBNSEL(3) |
AT91_SMC_TIMINGS_NFSEL(1), &smc->cs[3].timings);
writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
AT91_SMC_MODE_EXNW_DISABLE |
AT91_SMC_MODE_DBW_8 |
AT91_SMC_MODE_TDF_CYCLE(3),
&smc->cs[3].mode);
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 0, 0); /* D0 */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 1, 0); /* D1 */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 2, 0); /* D2 */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 3, 0); /* D3 */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 4, 0); /* D4 */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 5, 0); /* D5 */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 6, 0); /* D6 */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 7, 0); /* D7 */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 12, 0); /* RE */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 8, 0); /* WE */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 9, 1); /* NCS */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 21, 1); /* RDY */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 10, 1); /* ALE */
atmel_pio4_set_f_periph(AT91_PIO_PORTA, 11, 1); /* CLE */
}
static void board_usb_hw_init(void)
{
atmel_pio4_set_pio_output(AT91_PIO_PORTA, 28, 1);
}
static void board_gmac_hw_init(void)
{
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 14, 0); /* GTXCK */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 15, 0); /* GTXEN */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 16, 0); /* GRXDV */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 17, 0); /* GRXER */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 18, 0); /* GRX0 */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 19, 0); /* GRX1 */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 20, 0); /* GTX0 */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 21, 0); /* GTX1 */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 22, 0); /* GMDC */
atmel_pio4_set_f_periph(AT91_PIO_PORTB, 23, 0); /* GMDIO */
at91_periph_clk_enable(ATMEL_ID_GMAC);
}
static void board_uart0_hw_init(void)
{
atmel_pio4_set_c_periph(AT91_PIO_PORTB, 26, 1); /* URXD0 */
atmel_pio4_set_c_periph(AT91_PIO_PORTB, 27, 0); /* UTXD0 */
at91_periph_clk_enable(CONFIG_USART_ID);
}
int board_early_init_f(void)
{
at91_periph_clk_enable(ATMEL_ID_PIOA);
at91_periph_clk_enable(ATMEL_ID_PIOB);
at91_periph_clk_enable(ATMEL_ID_PIOC);
at91_periph_clk_enable(ATMEL_ID_PIOD);
board_uart0_hw_init();
return 0;
}
int board_init(void)
{
/* address of boot parameters */
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
#ifdef CONFIG_ATMEL_SPI
board_spi0_hw_init();
#endif
#ifdef CONFIG_NAND_ATMEL
board_nand_hw_init();
#endif
#ifdef CONFIG_MACB
board_gmac_hw_init();
#endif
#ifdef CONFIG_CMD_USB
board_usb_hw_init();
#endif
#ifdef CONFIG_USB_GADGET_ATMEL_USBA
at91_udp_hw_init();
#endif
return 0;
}
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
CONFIG_SYS_SDRAM_SIZE);
return 0;
}
int board_eth_init(bd_t *bis)
{
int rc = 0;
#ifdef CONFIG_MACB
rc = macb_eth_initialize(0, (void *)ATMEL_BASE_GMAC, 0x00);
if (rc)
printf("GMAC register failed\n");
#endif
#ifdef CONFIG_USB_GADGET_ATMEL_USBA
usba_udc_probe(&pdata);
#ifdef CONFIG_USB_ETH_RNDIS
usb_eth_initialize(bis);
#endif
#endif
return rc;
}
/* SPL */
#ifdef CONFIG_SPL_BUILD
void spl_board_init(void)
{
#ifdef CONFIG_SYS_USE_SERIALFLASH
board_spi0_hw_init();
#endif
#ifdef CONFIG_SYS_USE_NANDFLASH
board_nand_hw_init();
#endif
}
static void ddrc_conf(struct atmel_mpddrc_config *ddrc)
{
ddrc->md = (ATMEL_MPDDRC_MD_DBW_32_BITS | ATMEL_MPDDRC_MD_DDR3_SDRAM);
ddrc->cr = (ATMEL_MPDDRC_CR_NC_COL_10 |
ATMEL_MPDDRC_CR_NR_ROW_14 |
ATMEL_MPDDRC_CR_CAS_DDR_CAS5 |
ATMEL_MPDDRC_CR_DIC_DS |
ATMEL_MPDDRC_CR_DIS_DLL |
ATMEL_MPDDRC_CR_NB_8BANKS |
ATMEL_MPDDRC_CR_DECOD_INTERLEAVED |
ATMEL_MPDDRC_CR_UNAL_SUPPORTED);
ddrc->rtr = 0x511;
ddrc->tpr0 = ((6 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET) |
(3 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET) |
(4 << ATMEL_MPDDRC_TPR0_TWR_OFFSET) |
(9 << ATMEL_MPDDRC_TPR0_TRC_OFFSET) |
(3 << ATMEL_MPDDRC_TPR0_TRP_OFFSET) |
(4 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET) |
(4 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET) |
(4 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET));
ddrc->tpr1 = ((27 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET) |
(29 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET) |
(0 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET) |
(3 << ATMEL_MPDDRC_TPR1_TXP_OFFSET));
ddrc->tpr2 = ((0 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET) |
(0 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET) |
(0 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET) |
(4 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET) |
(7 << ATMEL_MPDDRC_TPR2_TFAW_OFFSET));
}
void mem_init(void)
{
struct atmel_mpddr *mpddrc = (struct atmel_mpddr *)ATMEL_BASE_MPDDRC;
struct atmel_mpddrc_config ddrc_config;
u32 reg;
ddrc_conf(&ddrc_config);
at91_periph_clk_enable(ATMEL_ID_MPDDRC);
at91_system_clk_enable(AT91_PMC_DDR);
reg = readl(&mpddrc->io_calibr);
reg &= ~ATMEL_MPDDRC_IO_CALIBR_RDIV;
reg |= ATMEL_MPDDRC_IO_CALIBR_DDR3_RZQ_55;
reg &= ~ATMEL_MPDDRC_IO_CALIBR_TZQIO;
reg |= ATMEL_MPDDRC_IO_CALIBR_TZQIO_(100);
writel(reg, &mpddrc->io_calibr);
writel(ATMEL_MPDDRC_RD_DATA_PATH_SHIFT_TWO_CYCLE,
&mpddrc->rd_data_path);
ddr3_init(ATMEL_BASE_MPDDRC, ATMEL_BASE_DDRCS, &ddrc_config);
writel(0x3, &mpddrc->cal_mr4);
writel(64, &mpddrc->tim_cal);
}
void at91_pmc_init(void)
{
at91_plla_init(AT91_PMC_PLLAR_29 |
AT91_PMC_PLLXR_PLLCOUNT(0x3f) |
AT91_PMC_PLLXR_MUL(82) |
AT91_PMC_PLLXR_DIV(1));
at91_pllicpr_init(0);
at91_mck_init(AT91_PMC_MCKR_H32MXDIV |
AT91_PMC_MCKR_PLLADIV_2 |
AT91_PMC_MCKR_MDIV_3 |
AT91_PMC_MCKR_CSS_PLLA);
}
#endif

12
configs/sama5d2_ptc_nandflash_defconfig
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@ -0,0 +1,12 @@
CONFIG_ARM=y
CONFIG_ARCH_AT91=y
CONFIG_TARGET_SAMA5D2_PTC=y
CONFIG_SPL=y
CONFIG_SYS_EXTRA_OPTIONS="SAMA5D2,SYS_USE_NANDFLASH"
# CONFIG_CMD_IMI is not set
# CONFIG_CMD_IMLS is not set
# CONFIG_CMD_LOADS is not set
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_SF=y
# CONFIG_CMD_FPGA is not set
CONFIG_SPI_FLASH=y

12
configs/sama5d2_ptc_spiflash_defconfig
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@ -0,0 +1,12 @@
CONFIG_ARM=y
CONFIG_ARCH_AT91=y
CONFIG_TARGET_SAMA5D2_PTC=y
CONFIG_SPL=y
CONFIG_SYS_EXTRA_OPTIONS="SAMA5D2,SYS_USE_SERIALFLASH"
# CONFIG_CMD_IMI is not set
# CONFIG_CMD_IMLS is not set
# CONFIG_CMD_LOADS is not set
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_SF=y
# CONFIG_CMD_FPGA is not set
CONFIG_SPI_FLASH=y

155
include/configs/sama5d2_ptc.h
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@ -0,0 +1,155 @@
/*
* Configuration settings for the SAMA5D2 PTC Engineering board.
*
* Copyright (C) 2016 Atmel
* Wenyou Yang <wenyou.yang@atmel.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/* No NOR flash, this definition should put before common header */
#define CONFIG_SYS_NO_FLASH
#include "at91-sama5_common.h"
/* serial console */
#define CONFIG_ATMEL_USART
#define CONFIG_USART_BASE ATMEL_BASE_UART0
#define CONFIG_USART_ID ATMEL_ID_UART0
#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_DDRCS
#define CONFIG_SYS_SDRAM_SIZE 0x20000000
#ifdef CONFIG_SPL_BUILD
#define CONFIG_SYS_INIT_SP_ADDR 0x210000
#else
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)
#endif
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
#undef CONFIG_AT91_GPIO
#define CONFIG_ATMEL_PIO4
/* SDRAM */
#define CONFIG_NR_DRAM_BANKS 1
/* SerialFlash */
#ifdef CONFIG_CMD_SF
#define CONFIG_ATMEL_SPI
#define CONFIG_SPI_FLASH_ATMEL
#define CONFIG_SF_DEFAULT_BUS 0
#define CONFIG_SF_DEFAULT_CS 0
#define CONFIG_SF_DEFAULT_SPEED 30000000
#endif
/* NAND flash */
#define CONFIG_CMD_NAND
#ifdef CONFIG_CMD_NAND
#define CONFIG_NAND_ATMEL
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
#define CONFIG_SYS_NAND_ONFI_DETECTION
/* PMECC & PMERRLOC */
#define CONFIG_ATMEL_NAND_HWECC
#define CONFIG_ATMEL_NAND_HW_PMECC
#define CONFIG_CMD_NAND_TRIMFFS
#endif
/* USB */
#define CONFIG_CMD_USB
#ifdef CONFIG_CMD_USB
#define CONFIG_USB_EHCI
#define CONFIG_USB_EHCI_ATMEL
#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
#define CONFIG_USB_STORAGE
#endif
/* USB device */
#define CONFIG_USB_GADGET
#define CONFIG_USB_GADGET_DUALSPEED
#define CONFIG_USB_GADGET_ATMEL_USBA
#define CONFIG_USB_ETHER
#define CONFIG_USB_ETH_RNDIS
#define CONFIG_USBNET_MANUFACTURER "Atmel SAMA5D2_PTC"
#if defined(CONFIG_CMD_USB)
#define CONFIG_CMD_FAT
#define CONFIG_DOS_PARTITION
#endif
/* Ethernet Hardware */
#define CONFIG_MACB
#define CONFIG_RMII
#define CONFIG_NET_RETRY_COUNT 20
#define CONFIG_MACB_SEARCH_PHY
#ifdef CONFIG_SYS_USE_NANDFLASH
#undef CONFIG_ENV_OFFSET
#undef CONFIG_ENV_OFFSET_REDUND
#undef CONFIG_BOOTCOMMAND
/* u-boot env in nand flash */
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_ENV_OFFSET 0x200000
#define CONFIG_ENV_OFFSET_REDUND 0x400000
#define CONFIG_BOOTCOMMAND "nand read 0x21000000 0xb80000 0x80000;" \
"nand read 0x22000000 0x600000 0x600000;" \
"bootz 0x22000000 - 0x21000000"
#endif
#undef CONFIG_BOOTARGS
#define CONFIG_BOOTARGS \
"console=ttyS0,57600 earlyprintk " \
"mtdparts=atmel_nand:6M(bootstrap)ro, 6M(kernel)ro,-(rootfs) " \
"rootfstype=ubifs ubi.mtd=2 root=ubi0:rootfs"
/* SPL */
#define CONFIG_SPL_FRAMEWORK
#define CONFIG_SPL_TEXT_BASE 0x200000
#define CONFIG_SPL_MAX_SIZE 0x10000
#define CONFIG_SPL_BSS_START_ADDR 0x20000000
#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
#define CONFIG_SYS_SPL_MALLOC_START 0x20080000
#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
#define CONFIG_SPL_LIBCOMMON_SUPPORT
#define CONFIG_SPL_LIBGENERIC_SUPPORT
#define CONFIG_SPL_GPIO_SUPPORT
#define CONFIG_SPL_SERIAL_SUPPORT
#define CONFIG_SPL_BOARD_INIT
#define CONFIG_SYS_MONITOR_LEN (512 << 10)
#ifdef CONFIG_SYS_USE_SERIALFLASH
#define CONFIG_SPL_SPI_SUPPORT
#define CONFIG_SPL_SPI_FLASH_SUPPORT
#define CONFIG_SPL_SPI_LOAD
#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8000
#elif CONFIG_SYS_USE_NANDFLASH
#define CONFIG_SPL_NAND_SUPPORT
#define CONFIG_SPL_NAND_DRIVERS
#define CONFIG_SPL_NAND_BASE
#define CONFIG_PMECC_CAP 8
#define CONFIG_PMECC_SECTOR_SIZE 512
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_PAGE_SIZE 0x1000
#define CONFIG_SYS_NAND_PAGE_COUNT 64
#define CONFIG_SYS_NAND_OOBSIZE 224
#define CONFIG_SYS_NAND_BLOCK_SIZE 0x40000
#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
#endif
#endif
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