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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2007-2008
* Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
*
* Configuation settings for the AT91SAM9263EK board.
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#include <linux/stringify.h>
/*
* SoC must be defined first, before hardware.h is included.
* In this case SoC is defined in boards.cfg.
*/
#include <asm/hardware.h>
/* ARM asynchronous clock */
#define CFG_SYS_AT91_MAIN_CLOCK 16367660 /* 16.367 MHz crystal */
#define CFG_SYS_AT91_SLOW_CLOCK 32768
/* SDRAM */
#define CFG_SYS_SDRAM_BASE ATMEL_BASE_CS1
#define CFG_SYS_SDRAM_SIZE 0x04000000
#define CFG_SYS_INIT_RAM_SIZE (16 * 1024)
#define CFG_SYS_INIT_RAM_ADDR ATMEL_BASE_SRAM1
/* NOR flash, if populated */
#ifdef CONFIG_SYS_USE_NORFLASH
#define PHYS_FLASH_1 0x10000000
#define CFG_SYS_FLASH_BASE PHYS_FLASH_1
/* Address and size of Primary Environment Sector */
#define CFG_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 CFG_SYS_MOR_VAL \
(AT91_PMC_MOR_MOSCEN | AT91_PMC_MOR_OSCOUNT(255))
#define CFG_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 CFG_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 CFG_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 CFG_SYS_PIOD_PDR_VAL1 0xFFFF0000
/* no pull-up for D[31:16] */
#define CFG_SYS_PIOD_PPUDR_VAL 0xFFFF0000
/* EBI0_CSA, CS1 SDRAM, CS3 NAND Flash, 3.3V memories */
#define CFG_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 CFG_SYS_SDRC_MR_VAL1 0
/* SDRAMC_TR - Refresh Timer register */
#define CFG_SYS_SDRC_TR_VAL1 0x13C
/* SDRAMC_CR - Configuration register*/
#define CFG_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 CFG_SYS_SDRC_MDR_VAL AT91_SDRAMC_MD_SDRAM
#define CFG_SYS_SDRC_MR_VAL2 AT91_SDRAMC_MODE_PRECHARGE
#define CFG_SYS_SDRAM_VAL1 0 /* SDRAM_BASE */
#define CFG_SYS_SDRC_MR_VAL3 AT91_SDRAMC_MODE_REFRESH
#define CFG_SYS_SDRAM_VAL2 0 /* SDRAM_BASE */
#define CFG_SYS_SDRAM_VAL3 0 /* SDRAM_BASE */
#define CFG_SYS_SDRAM_VAL4 0 /* SDRAM_BASE */
#define CFG_SYS_SDRAM_VAL5 0 /* SDRAM_BASE */
#define CFG_SYS_SDRAM_VAL6 0 /* SDRAM_BASE */
#define CFG_SYS_SDRAM_VAL7 0 /* SDRAM_BASE */
#define CFG_SYS_SDRAM_VAL8 0 /* SDRAM_BASE */
#define CFG_SYS_SDRAM_VAL9 0 /* SDRAM_BASE */
#define CFG_SYS_SDRC_MR_VAL4 AT91_SDRAMC_MODE_LMR
#define CFG_SYS_SDRAM_VAL10 0 /* SDRAM_BASE */
#define CFG_SYS_SDRC_MR_VAL5 AT91_SDRAMC_MODE_NORMAL
#define CFG_SYS_SDRAM_VAL11 0 /* SDRAM_BASE */
#define CFG_SYS_SDRC_TR_VAL2 1200 /* SDRAM_TR */
#define CFG_SYS_SDRAM_VAL12 0 /* SDRAM_BASE */
/* setup SMC0, CS0 (NOR Flash) - 16-bit, 15 WS */
#define CFG_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 CFG_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 CFG_SYS_SMC0_CYCLE0_VAL \
(AT91_SMC_CYCLE_NWE(22) | AT91_SMC_CYCLE_NRD(22))
#define CFG_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 CFG_SYS_RSTC_RMR_VAL \
(AT91_RSTC_KEY | \
AT91_RSTC_MR_URSTEN | \
AT91_RSTC_MR_ERSTL(15))
/* Disable Watchdog */
#define CFG_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
#include <linux/stringify.h>
#endif
/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CFG_SYS_NAND_BASE ATMEL_BASE_CS3
/* our ALE is AD21 */
#define CFG_SYS_NAND_MASK_ALE (1 << 21)
/* our CLE is AD22 */
#define CFG_SYS_NAND_MASK_CLE (1 << 22)
#define CFG_SYS_NAND_ENABLE_PIN AT91_PIN_PD15
#define CFG_SYS_NAND_READY_PIN AT91_PIN_PA22
#endif
/* USB */
#define CFG_SYS_USB_OHCI_REGS_BASE 0x00a00000 /* AT91SAM9263_UHP_BASE */
#endif
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