/*
 * (C) Copyright 2007-2008
 * Stelian Pop <stelian@popies.net>
 * Lead Tech Design <www.leadtechdesign.com>
 *
 * Configuation settings for the AT91SAM9263EK board.
 *
 * SPDX-License-Identifier:     GPL-2.0+
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/*
 * SoC must be defined first, before hardware.h is included.
 * In this case SoC is defined in boards.cfg.
 */
#include <asm/hardware.h>

#ifndef CONFIG_SYS_USE_BOOT_NORFLASH
#define CONFIG_SYS_TEXT_BASE            0x21F00000
#else
#define CONFIG_SYS_TEXT_BASE            0x0000000
#endif

/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_MAIN_CLOCK      16367660 /* 16.367 MHz crystal */
#define CONFIG_SYS_AT91_SLOW_CLOCK      32768

#define CONFIG_AT91SAM9263EK    1       /* It's an AT91SAM9263EK Board */

#define CONFIG_ARCH_CPU_INIT

#define CONFIG_CMDLINE_TAG      1       /* enable passing of ATAGs      */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG       1

#ifndef CONFIG_SYS_USE_BOOT_NORFLASH
#define CONFIG_SKIP_LOWLEVEL_INIT
#else
#define CONFIG_SYS_USE_NORFLASH
#endif

#define CONFIG_BOARD_EARLY_INIT_F

/*
 * Hardware drivers
 */
#define CONFIG_ATMEL_LEGACY
#define CONFIG_AT91_GPIO                1
#define CONFIG_AT91_GPIO_PULLUP         1

/* serial console */
#define CONFIG_ATMEL_USART
#define CONFIG_USART_BASE               ATMEL_BASE_DBGU
#define CONFIG_USART_ID                 ATMEL_ID_SYS
#define CONFIG_BAUDRATE                 115200

/* LCD */
#define LCD_BPP                         LCD_COLOR8
#define CONFIG_LCD_LOGO                 1
#undef LCD_TEST_PATTERN
#define CONFIG_LCD_INFO                 1
#define CONFIG_LCD_INFO_BELOW_LOGO      1
#define CONFIG_SYS_WHITE_ON_BLACK       1
#define CONFIG_ATMEL_LCD                1
#define CONFIG_ATMEL_LCD_BGR555         1

/* LED */
#define CONFIG_AT91_LED
#define CONFIG_RED_LED          AT91_PIN_PB7    /* the power led */
#define CONFIG_GREEN_LED        AT91_PIN_PB8    /* the user1 led */
#define CONFIG_YELLOW_LED       AT91_PIN_PC29   /* the user2 led */


/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE       1
#define CONFIG_BOOTP_BOOTPATH           1
#define CONFIG_BOOTP_GATEWAY            1
#define CONFIG_BOOTP_HOSTNAME           1

/*
 * Command line configuration.
 */
#define CONFIG_CMD_NAND         1

/* SDRAM */
#define CONFIG_NR_DRAM_BANKS            1
#define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
#define CONFIG_SYS_SDRAM_SIZE           0x04000000

#define CONFIG_SYS_INIT_SP_ADDR \
        (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)

/* DataFlash */
#define CONFIG_ATMEL_DATAFLASH_SPI
#define CONFIG_HAS_DATAFLASH            1
#define CONFIG_SYS_MAX_DATAFLASH_BANKS          1
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0     0xC0000000      /* CS0 */
#define AT91_SPI_CLK                    15000000
#define DATAFLASH_TCSS                  (0x1a << 16)
#define DATAFLASH_TCHS                  (0x1 << 24)

/* MMC */
#ifdef CONFIG_CMD_MMC
#define CONFIG_GENERIC_MMC
#define CONFIG_GENERIC_ATMEL_MCI
#endif

/* NOR flash, if populated */
#ifdef CONFIG_SYS_USE_NORFLASH
#define CONFIG_SYS_FLASH_CFI                    1
#define CONFIG_FLASH_CFI_DRIVER                 1
#define PHYS_FLASH_1                            0x10000000
#define CONFIG_SYS_FLASH_BASE                   PHYS_FLASH_1
#define CONFIG_SYS_MAX_FLASH_SECT               256
#define CONFIG_SYS_MAX_FLASH_BANKS              1

#define CONFIG_SYS_MONITOR_SEC  1:0-3
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_MONITOR_LEN  (256 << 10)
#define CONFIG_ENV_IS_IN_FLASH  1
#define CONFIG_ENV_ADDR         (CONFIG_SYS_FLASH_BASE + 0x007E0000)
#define CONFIG_ENV_ADDR_REDUND  (CONFIG_ENV_ADDR - CONFIG_ENV_SIZE)

/* Address and size of Primary Environment Sector */
#define CONFIG_ENV_SIZE         0x10000

#define CONFIG_EXTRA_ENV_SETTINGS       \
        "monitor_base=" __stringify(CONFIG_SYS_MONITOR_BASE) "\0" \
        "update=" \
                "protect off ${monitor_base} +${filesize};" \
                "erase ${monitor_base} +${filesize};" \
                "cp.b ${fileaddr} ${monitor_base} ${filesize};" \
                "protect on ${monitor_base} +${filesize}\0"

#ifndef CONFIG_SKIP_LOWLEVEL_INIT
#define MASTER_PLL_MUL          171
#define MASTER_PLL_DIV          14
#define MASTER_PLL_OUT          3

/* clocks */
#define CONFIG_SYS_MOR_VAL                                              \
                (AT91_PMC_MOR_MOSCEN | AT91_PMC_MOR_OSCOUNT(255))
#define CONFIG_SYS_PLLAR_VAL                                    \
        (AT91_PMC_PLLAR_29 |                                    \
        AT91_PMC_PLLXR_OUT(MASTER_PLL_OUT) |                    \
        AT91_PMC_PLLXR_PLLCOUNT(63) |                           \
        AT91_PMC_PLLXR_MUL(MASTER_PLL_MUL - 1) |                \
        AT91_PMC_PLLXR_DIV(MASTER_PLL_DIV))

/* PCK/2 = MCK Master Clock from PLLA */
#define CONFIG_SYS_MCKR1_VAL            \
        (AT91_PMC_MCKR_CSS_SLOW | AT91_PMC_MCKR_PRES_1 |        \
         AT91_PMC_MCKR_MDIV_2)

/* PCK/2 = MCK Master Clock from PLLA */
#define CONFIG_SYS_MCKR2_VAL            \
        (AT91_PMC_MCKR_CSS_PLLA | AT91_PMC_MCKR_PRES_1 |        \
        AT91_PMC_MCKR_MDIV_2)

/* define PDC[31:16] as DATA[31:16] */
#define CONFIG_SYS_PIOD_PDR_VAL1        0xFFFF0000
/* no pull-up for D[31:16] */
#define CONFIG_SYS_PIOD_PPUDR_VAL       0xFFFF0000
/* EBI0_CSA, CS1 SDRAM, CS3 NAND Flash, 3.3V memories */
#define CONFIG_SYS_MATRIX_EBICSA_VAL                                    \
        (AT91_MATRIX_CSA_DBPUC | AT91_MATRIX_CSA_VDDIOMSEL_3_3V |       \
         AT91_MATRIX_CSA_EBI_CS1A)

/* SDRAM */
/* SDRAMC_MR Mode register */
#define CONFIG_SYS_SDRC_MR_VAL1         0
/* SDRAMC_TR - Refresh Timer register */
#define CONFIG_SYS_SDRC_TR_VAL1         0x13C
/* SDRAMC_CR - Configuration register*/
#define CONFIG_SYS_SDRC_CR_VAL                                                  \
                (AT91_SDRAMC_NC_9 |                                             \
                 AT91_SDRAMC_NR_13 |                                            \
                 AT91_SDRAMC_NB_4 |                                             \
                 AT91_SDRAMC_CAS_3 |                                            \
                 AT91_SDRAMC_DBW_32 |                                           \
                 (1 <<  8) |            /* Write Recovery Delay */              \
                 (7 << 12) |            /* Row Cycle Delay */                   \
                 (2 << 16) |            /* Row Precharge Delay */               \
                 (2 << 20) |            /* Row to Column Delay */               \
                 (5 << 24) |            /* Active to Precharge Delay */         \
                 (1 << 28))             /* Exit Self Refresh to Active Delay */

/* Memory Device Register -> SDRAM */
#define CONFIG_SYS_SDRC_MDR_VAL         AT91_SDRAMC_MD_SDRAM
#define CONFIG_SYS_SDRC_MR_VAL2         AT91_SDRAMC_MODE_PRECHARGE
#define CONFIG_SYS_SDRAM_VAL1           0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRC_MR_VAL3         AT91_SDRAMC_MODE_REFRESH
#define CONFIG_SYS_SDRAM_VAL2           0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRAM_VAL3           0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRAM_VAL4           0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRAM_VAL5           0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRAM_VAL6           0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRAM_VAL7           0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRAM_VAL8           0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRAM_VAL9           0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRC_MR_VAL4         AT91_SDRAMC_MODE_LMR
#define CONFIG_SYS_SDRAM_VAL10          0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRC_MR_VAL5         AT91_SDRAMC_MODE_NORMAL
#define CONFIG_SYS_SDRAM_VAL11          0               /* SDRAM_BASE */
#define CONFIG_SYS_SDRC_TR_VAL2         1200            /* SDRAM_TR */
#define CONFIG_SYS_SDRAM_VAL12          0               /* SDRAM_BASE */

/* setup SMC0, CS0 (NOR Flash) - 16-bit, 15 WS */
#define CONFIG_SYS_SMC0_SETUP0_VAL                              \
        (AT91_SMC_SETUP_NWE(10) | AT91_SMC_SETUP_NCS_WR(10) |   \
         AT91_SMC_SETUP_NRD(10) | AT91_SMC_SETUP_NCS_RD(10))
#define CONFIG_SYS_SMC0_PULSE0_VAL                              \
        (AT91_SMC_PULSE_NWE(11) | AT91_SMC_PULSE_NCS_WR(11) |   \
         AT91_SMC_PULSE_NRD(11) | AT91_SMC_PULSE_NCS_RD(11))
#define CONFIG_SYS_SMC0_CYCLE0_VAL      \
        (AT91_SMC_CYCLE_NWE(22) | AT91_SMC_CYCLE_NRD(22))
#define CONFIG_SYS_SMC0_MODE0_VAL                               \
        (AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |          \
         AT91_SMC_MODE_DBW_16 |                                 \
         AT91_SMC_MODE_TDF | AT91_SMC_MODE_TDF_CYCLE(6))

/* user reset enable */
#define CONFIG_SYS_RSTC_RMR_VAL                 \
                (AT91_RSTC_KEY |                \
                AT91_RSTC_MR_URSTEN |           \
                AT91_RSTC_MR_ERSTL(15))

/* Disable Watchdog */
#define CONFIG_SYS_WDTC_WDMR_VAL                                \
                (AT91_WDT_MR_WDIDLEHLT | AT91_WDT_MR_WDDBGHLT | \
                 AT91_WDT_MR_WDV(0xfff) |                       \
                 AT91_WDT_MR_WDDIS |                            \
                 AT91_WDT_MR_WDD(0xfff))

#endif

#else
#define CONFIG_SYS_NO_FLASH                     1
#endif

/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CONFIG_NAND_ATMEL
#define CONFIG_SYS_MAX_NAND_DEVICE              1
#define CONFIG_SYS_NAND_BASE                    ATMEL_BASE_CS3
#define CONFIG_SYS_NAND_DBW_8                   1
/* 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_ENABLE_PIN              AT91_PIN_PD15
#define CONFIG_SYS_NAND_READY_PIN               AT91_PIN_PA22
#endif

/* Ethernet */
#define CONFIG_MACB                     1
#define CONFIG_RMII                     1
#define CONFIG_NET_RETRY_COUNT          20
#define CONFIG_RESET_PHY_R              1
#define CONFIG_AT91_WANTS_COMMON_PHY

/* USB */
#define CONFIG_USB_ATMEL
#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
#define CONFIG_USB_OHCI_NEW             1
#define CONFIG_DOS_PARTITION            1
#define CONFIG_SYS_USB_OHCI_CPU_INIT            1
#define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00a00000      /* AT91SAM9263_UHP_BASE */
#define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91sam9263"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      2

#define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */

#define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END                  0x23e00000

#ifdef CONFIG_SYS_USE_DATAFLASH

/* bootstrap + u-boot + env + linux in dataflash on CS0 */
#define CONFIG_ENV_IS_IN_DATAFLASH      1
#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
#define CONFIG_ENV_OFFSET               0x4200
#define CONFIG_ENV_ADDR         (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
#define CONFIG_ENV_SIZE         0x4200
#define CONFIG_BOOTCOMMAND      "cp.b 0xC0084000 0x22000000 0x210000; bootm"
#define CONFIG_BOOTARGS         "console=ttyS0,115200 " \
                                "root=/dev/mtdblock0 " \
                                "mtdparts=atmel_nand:-(root) "\
                                "rw rootfstype=jffs2"

#elif CONFIG_SYS_USE_NANDFLASH

/* bootstrap + u-boot + env + linux in nandflash */
#define CONFIG_ENV_IS_IN_NAND           1
#define CONFIG_ENV_OFFSET               0xc0000
#define CONFIG_ENV_OFFSET_REDUND        0x100000
#define CONFIG_ENV_SIZE         0x20000         /* 1 sector = 128 kB */
#define CONFIG_BOOTCOMMAND      "nand read 0x22000000 0x200000 0x300000; bootm"
#define CONFIG_BOOTARGS                                                 \
        "console=ttyS0,115200 earlyprintk "                             \
        "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
        "256k(env),256k(env_redundant),256k(spare),"                    \
        "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
        "root=/dev/mtdblock7 rw rootfstype=jffs2"
#endif

#define CONFIG_SYS_CBSIZE               256
#define CONFIG_SYS_MAXARGS              16
#define CONFIG_SYS_LONGHELP             1
#define CONFIG_CMDLINE_EDITING          1
#define CONFIG_AUTO_COMPLETE

/*
 * Size of malloc() pool
 */
#define CONFIG_SYS_MALLOC_LEN   ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)

#endif