From d0b375f647423c8e666ff130597c4f28672e4d79 Mon Sep 17 00:00:00 2001 From: =?utf8?q?David=20M=C3=BCller=20=28ELSOFT=20AG=29?= Date: Thu, 24 Mar 2011 22:28:06 +0000 Subject: [PATCH] SMDK2410: various cleanup/code style fixes MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: David Müller Signed-off-by: Minkyu Kang --- board/samsung/smdk2410/smdk2410.c | 61 +++++++------ include/configs/smdk2410.h | 145 +++++++++++++++++++++--------- 2 files changed, 135 insertions(+), 71 deletions(-) diff --git a/board/samsung/smdk2410/smdk2410.c b/board/samsung/smdk2410/smdk2410.c index 1abc4ba6a5..e9ba9220d0 100644 --- a/board/samsung/smdk2410/smdk2410.c +++ b/board/samsung/smdk2410/smdk2410.c @@ -3,7 +3,7 @@ * Sysgo Real-Time Solutions, GmbH * Marius Groeger * - * (C) Copyright 2002 + * (C) Copyright 2002, 2010 * David Mueller, ELSOFT AG, * * See file CREDITS for list of people who contributed to this @@ -27,6 +27,7 @@ #include #include +#include #include DECLARE_GLOBAL_DATA_PTR; @@ -55,7 +56,7 @@ DECLARE_GLOBAL_DATA_PTR; #define U_M_SDIV 0x2 #endif -static inline void delay (unsigned long loops) +static inline void pll_delay(unsigned long loops) { __asm__ volatile ("1:\n" "subs %0, %1, #1\n" @@ -66,44 +67,51 @@ static inline void delay (unsigned long loops) * Miscellaneous platform dependent initialisations */ -int board_init (void) +int board_early_init_f(void) { struct s3c24x0_clock_power * const clk_power = s3c24x0_get_base_clock_power(); struct s3c24x0_gpio * const gpio = s3c24x0_get_base_gpio(); /* to reduce PLL lock time, adjust the LOCKTIME register */ - clk_power->locktime = 0xFFFFFF; + writel(0xFFFFFF, &clk_power->locktime); /* configure MPLL */ - clk_power->mpllcon = ((M_MDIV << 12) + (M_PDIV << 4) + M_SDIV); + writel((M_MDIV << 12) + (M_PDIV << 4) + M_SDIV, + &clk_power->mpllcon); /* some delay between MPLL and UPLL */ - delay (4000); + pll_delay(4000); /* configure UPLL */ - clk_power->upllcon = ((U_M_MDIV << 12) + (U_M_PDIV << 4) + U_M_SDIV); + writel((U_M_MDIV << 12) + (U_M_PDIV << 4) + U_M_SDIV, + &clk_power->upllcon); /* some delay between MPLL and UPLL */ - delay (8000); + pll_delay(8000); /* set up the I/O ports */ - gpio->gpacon = 0x007FFFFF; - gpio->gpbcon = 0x00044555; - gpio->gpbup = 0x000007FF; - gpio->gpccon = 0xAAAAAAAA; - gpio->gpcup = 0x0000FFFF; - gpio->gpdcon = 0xAAAAAAAA; - gpio->gpdup = 0x0000FFFF; - gpio->gpecon = 0xAAAAAAAA; - gpio->gpeup = 0x0000FFFF; - gpio->gpfcon = 0x000055AA; - gpio->gpfup = 0x000000FF; - gpio->gpgcon = 0xFF95FFBA; - gpio->gpgup = 0x0000FFFF; - gpio->gphcon = 0x002AFAAA; - gpio->gphup = 0x000007FF; + writel(0x007FFFFF, &gpio->gpacon); + writel(0x00044555, &gpio->gpbcon); + writel(0x000007FF, &gpio->gpbup); + writel(0xAAAAAAAA, &gpio->gpccon); + writel(0x0000FFFF, &gpio->gpcup); + writel(0xAAAAAAAA, &gpio->gpdcon); + writel(0x0000FFFF, &gpio->gpdup); + writel(0xAAAAAAAA, &gpio->gpecon); + writel(0x0000FFFF, &gpio->gpeup); + writel(0x000055AA, &gpio->gpfcon); + writel(0x000000FF, &gpio->gpfup); + writel(0xFF95FFBA, &gpio->gpgcon); + writel(0x0000FFFF, &gpio->gpgup); + writel(0x002AFAAA, &gpio->gphcon); + writel(0x000007FF, &gpio->gphup); + + return 0; +} +int board_init(void) +{ /* arch number of SMDK2410-Board */ gd->bd->bi_arch_number = MACH_TYPE_SMDK2410; @@ -116,11 +124,10 @@ int board_init (void) return 0; } -int dram_init (void) +int dram_init(void) { - gd->bd->bi_dram[0].start = PHYS_SDRAM_1; - gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; - + /* dram_init must store complete ramsize in gd->ram_size */ + gd->ram_size = PHYS_SDRAM_1_SIZE; return 0; } diff --git a/include/configs/smdk2410.h b/include/configs/smdk2410.h index 102488f8c3..a4a675bedd 100644 --- a/include/configs/smdk2410.h +++ b/include/configs/smdk2410.h @@ -33,24 +33,23 @@ * High Level Configuration Options * (easy to change) */ -#define CONFIG_ARM920T 1 /* This is an ARM920T Core */ -#define CONFIG_S3C24X0 1 /* in a SAMSUNG S3C24x0-type SoC */ -#define CONFIG_S3C2410 1 /* specifically a SAMSUNG S3C2410 SoC */ -#define CONFIG_SMDK2410 1 /* on a SAMSUNG SMDK2410 Board */ +#define CONFIG_ARM920T /* This is an ARM920T Core */ +#define CONFIG_S3C24X0 /* in a SAMSUNG S3C24x0-type SoC */ +#define CONFIG_S3C2410 /* specifically a SAMSUNG S3C2410 SoC */ +#define CONFIG_SMDK2410 /* on a SAMSUNG SMDK2410 Board */ #define CONFIG_SYS_TEXT_BASE 0x0 -/* input clock of PLL */ -#define CONFIG_SYS_CLK_FREQ 12000000/* the SMDK2410 has 12MHz input clock */ +#define CONFIG_SYS_ARM_CACHE_WRITETHROUGH +/* input clock of PLL (the SMDK2410 has 12MHz input clock) */ +#define CONFIG_SYS_CLK_FREQ 12000000 -#define USE_920T_MMU 1 -#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ +#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ -/* - * Size of malloc() pool - */ -#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) +#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG /* * Hardware drivers @@ -64,19 +63,24 @@ * select serial console configuration */ #define CONFIG_S3C24X0_SERIAL -#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on SMDK2410 */ +#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on SMDK2410 */ + +/************************************************************ + * USB support (currently only works with D-cache off) + ************************************************************/ +#define CONFIG_USB_OHCI +#define CONFIG_USB_KEYBOARD +#define CONFIG_USB_STORAGE +#define CONFIG_DOS_PARTITION /************************************************************ * RTC ************************************************************/ -#define CONFIG_RTC_S3C24X0 1 +#define CONFIG_RTC_S3C24X0 -/* allow to overwrite serial and ethaddr */ -#define CONFIG_ENV_OVERWRITE #define CONFIG_BAUDRATE 115200 - /* * BOOTP options */ @@ -85,52 +89,71 @@ #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME - /* * Command line configuration. */ #include +#define CONFIG_CMD_BSP #define CONFIG_CMD_CACHE #define CONFIG_CMD_DATE +#define CONFIG_CMD_DHCP #define CONFIG_CMD_ELF - - -#define CONFIG_BOOTDELAY 3 -/*#define CONFIG_BOOTARGS "root=ramfs devfs=mount console=ttySA0,9600" */ -/*#define CONFIG_ETHADDR 08:00:3e:26:0a:5b */ -#define CONFIG_NETMASK 255.255.255.0 +#define CONFIG_CMD_NAND +#define CONFIG_CMD_PING +#define CONFIG_CMD_REGINFO +#define CONFIG_CMD_USB + +#define CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " +#define CONFIG_CMDLINE_EDITING + +/* autoboot */ +#define CONFIG_BOOTDELAY 5 +#define CONFIG_BOOT_RETRY_TIME -1 +#define CONFIG_RESET_TO_RETRY +#define CONFIG_ZERO_BOOTDELAY_CHECK + +#define CONFIG_NETMASK 255.255.255.0 #define CONFIG_IPADDR 10.0.0.110 #define CONFIG_SERVERIP 10.0.0.1 -/*#define CONFIG_BOOTFILE "elinos-lart" */ -/*#define CONFIG_BOOTCOMMAND "tftp; bootm" */ #if defined(CONFIG_CMD_KGDB) -#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */ +#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */ /* what's this ? it's not used anywhere */ -#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */ +#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ #endif /* * Miscellaneous configurable options */ -#define CONFIG_SYS_LONGHELP /* undef to save memory */ -#define CONFIG_SYS_PROMPT "SMDK2410 # " /* Monitor Command Prompt */ -#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ -#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ -#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ -#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ +#define CONFIG_SYS_LONGHELP /* undef to save memory */ +#define CONFIG_SYS_PROMPT "SMDK2410 # " +#define CONFIG_SYS_CBSIZE 256 +/* Print Buffer Size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ + sizeof(CONFIG_SYS_PROMPT)+16) +#define CONFIG_SYS_MAXARGS 16 +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE + +/* may be activated as soon as s3c24x0 has print_cpuinfo support */ +/*#define CONFIG_DISPLAY_CPUINFO*/ /* Display cpu info */ -#define CONFIG_SYS_MEMTEST_START 0x30000000 /* memtest works on */ -#define CONFIG_SYS_MEMTEST_END 0x33F00000 /* 63 MB in DRAM */ +#define CONFIG_SYS_MEMTEST_START 0x30000000 /* memtest works on */ +#define CONFIG_SYS_MEMTEST_END 0x33F00000 /* 63 MB in DRAM */ -#define CONFIG_SYS_LOAD_ADDR 0x33000000 /* default load address */ +#define CONFIG_SYS_LOAD_ADDR 0x30800000 -#define CONFIG_SYS_HZ 1000 +#define CONFIG_SYS_HZ 1000 /* valid baudrates */ #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } +/* support additional compression methods */ +#define CONFIG_BZIP2 +#define CONFIG_LZO +#define CONFIG_LZMA + /*----------------------------------------------------------------------- * Stack sizes * @@ -145,11 +168,11 @@ /*----------------------------------------------------------------------- * Physical Memory Map */ -#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ #define PHYS_SDRAM_1 0x30000000 /* SDRAM Bank #1 */ #define PHYS_SDRAM_1_SIZE 0x04000000 /* 64 MB */ -#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ +#define PHYS_FLASH_1 0x00000000 /* Flash Bank #0 */ #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1 @@ -164,19 +187,53 @@ #define CONFIG_FLASH_SHOW_PROGRESS 45 #define CONFIG_SYS_MAX_FLASH_BANKS 1 +#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } #define CONFIG_SYS_MAX_FLASH_SECT (19) -#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x070000) -#define CONFIG_ENV_IS_IN_FLASH 1 -#define CONFIG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */ +#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x070000) +#define CONFIG_ENV_IS_IN_FLASH +#define CONFIG_ENV_SIZE 0x10000 +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +/* + * Size of malloc() pool + * BZIP2 / LZO / LZMA need a lot of RAM + */ +#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) #define CONFIG_SYS_MONITOR_LEN (448 * 1024) #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE +/* + * NAND configuration + */ +#ifdef CONFIG_CMD_NAND +#define CONFIG_NAND_S3C2410 +#define CONFIG_SYS_S3C2410_NAND_HWECC +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#define NAND_MAX_CHIPS 1 +#define CONFIG_SYS_NAND_BASE 0x4E000000 +#endif + +/* + * File system + */ +#define CONFIG_CMD_FAT +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_UBI +#define CONFIG_CMD_UBIFS +#define CONFIG_CMD_MTDPARTS +#define CONFIG_MTD_DEVICE +#define CONFIG_MTD_PARTITIONS +#define CONFIG_YAFFS2 +#define CONFIG_RBTREE + /* additions for new relocation code, must be added to all boards */ #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - \ GENERATED_GBL_DATA_SIZE) +#define CONFIG_BOARD_EARLY_INIT_F -#endif /* __CONFIG_H */ +#endif /* __CONFIG_H */ -- 2.30.2