diff options
Diffstat (limited to 'board/apollon')
| -rw-r--r-- | board/apollon/Makefile | 43 | ||||
| -rw-r--r-- | board/apollon/apollon.c | 470 | ||||
| -rw-r--r-- | board/apollon/config.mk | 25 | ||||
| -rw-r--r-- | board/apollon/lowlevel_init.S | 337 | ||||
| -rw-r--r-- | board/apollon/mem.c | 237 | ||||
| -rw-r--r-- | board/apollon/mem.h | 170 | ||||
| -rw-r--r-- | board/apollon/sys_info.c | 396 |
7 files changed, 0 insertions, 1678 deletions
diff --git a/board/apollon/Makefile b/board/apollon/Makefile deleted file mode 100644 index 1bf1a32..0000000 --- a/board/apollon/Makefile +++ /dev/null @@ -1,43 +0,0 @@ -# -# (C) Copyright 2000, 2001, 2002 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -LIB = $(obj)lib$(BOARD).o - -COBJS-y := apollon.o mem.o sys_info.o -SOBJS := lowlevel_init.o - -COBJS := $(COBJS-y) -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -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 diff --git a/board/apollon/apollon.c b/board/apollon/apollon.c deleted file mode 100644 index 76626f0..0000000 --- a/board/apollon/apollon.c +++ /dev/null @@ -1,470 +0,0 @@ -/* - * (C) Copyright 2005-2007 - * Samsung Electronics. - * Kyungmin Park <kyungmin.park@samsung.com> - * - * Derived from omap2420 - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#include <common.h> -#include <netdev.h> -#include <asm/arch/omap2420.h> -#include <asm/io.h> -#include <asm/arch/bits.h> -#include <asm/arch/mux.h> -#include <asm/arch/sys_proto.h> -#include <asm/arch/sys_info.h> -#include <asm/arch/mem.h> -#include <asm/mach-types.h> - -void wait_for_command_complete(unsigned int wd_base); - -DECLARE_GLOBAL_DATA_PTR; - -#define write_config_reg(reg, value) \ -do { \ - writeb(value, reg); \ -} while (0) - -#define mask_config_reg(reg, mask) \ -do { \ - char value = readb(reg) & ~(mask); \ - writeb(value, reg); \ -} while (0) - -/******************************************************* - * Routine: delay - * Description: spinning delay to use before udelay works - ******************************************************/ -static inline void delay(unsigned long loops) -{ - __asm__("1:\n" "subs %0, %1, #1\n" - "bne 1b":"=r" (loops):"0"(loops)); -} - -/***************************************** - * Routine: board_init - * Description: Early hardware init. - *****************************************/ -int board_init(void) -{ - gpmc_init(); /* in SRAM or SDRM, finish GPMC */ - - gd->bd->bi_arch_number = 919; - /* adress of boot parameters */ - gd->bd->bi_boot_params = (OMAP2420_SDRC_CS0 + 0x100); - - return 0; -} - -/********************************************************** - * Routine: s_init - * Description: Does early system init of muxing and clocks. - * - Called path is with sram stack. - **********************************************************/ -void s_init(void) -{ - watchdog_init(); - set_muxconf_regs(); - delay(100); - - peripheral_enable(); - icache_enable(); -} - -/******************************************************* - * Routine: misc_init_r - * Description: Init ethernet (done here so udelay works) - ********************************************************/ -int misc_init_r(void) -{ - return (0); -} - -/**************************************** - * Routine: watchdog_init - * Description: Shut down watch dogs - *****************************************/ -void watchdog_init(void) -{ - /* There are 4 watch dogs. 1 secure, and 3 general purpose. - * The ROM takes care of the secure one. Of the 3 GP ones, - * 1 can reset us directly, the other 2 only generate MPU interrupts. - */ - __raw_writel(WD_UNLOCK1, WD2_BASE + WSPR); - wait_for_command_complete(WD2_BASE); - __raw_writel(WD_UNLOCK2, WD2_BASE + WSPR); - -#define MPU_WD_CLOCKED 1 -#if MPU_WD_CLOCKED - /* value 0x10 stick on aptix, BIT4 polarity seems oppsite */ - __raw_writel(WD_UNLOCK1, WD3_BASE + WSPR); - wait_for_command_complete(WD3_BASE); - __raw_writel(WD_UNLOCK2, WD3_BASE + WSPR); - - __raw_writel(WD_UNLOCK1, WD4_BASE + WSPR); - wait_for_command_complete(WD4_BASE); - __raw_writel(WD_UNLOCK2, WD4_BASE + WSPR); -#endif -} - -/****************************************************** - * Routine: wait_for_command_complete - * Description: Wait for posting to finish on watchdog - ******************************************************/ -void wait_for_command_complete(unsigned int wd_base) -{ - int pending = 1; - do { - pending = __raw_readl(wd_base + WWPS); - } while (pending); -} - -/******************************************************************* - * Routine:board_eth_init - * Description: take the Ethernet controller out of reset and wait - * for the EEPROM load to complete. - ******************************************************************/ -int board_eth_init(bd_t *bis) -{ - int rc = 0; -#ifdef CONFIG_LAN91C96 - int cnt = 20; - - __raw_writeb(0x03, OMAP2420_CTRL_BASE + 0x0f2); /*protect->gpio74 */ - - __raw_writew(0x0, LAN_RESET_REGISTER); - do { - __raw_writew(0x1, LAN_RESET_REGISTER); - udelay(100); - if (cnt == 0) - goto eth_reset_err_out; - --cnt; - } while (__raw_readw(LAN_RESET_REGISTER) != 0x1); - - cnt = 20; - - do { - __raw_writew(0x0, LAN_RESET_REGISTER); - udelay(100); - if (cnt == 0) - goto eth_reset_err_out; - --cnt; - } while (__raw_readw(LAN_RESET_REGISTER) != 0x0000); - udelay(1000); - - mask_config_reg(ETH_CONTROL_REG, 0x01); - udelay(1000); - rc = lan91c96_initialize(0, CONFIG_LAN91C96_BASE); -eth_reset_err_out: -#endif - return rc; -} - -/********************************************** - * Routine: dram_init - * Description: sets uboots idea of sdram size - **********************************************/ -int dram_init(void) -{ - unsigned int size; - u32 mtype, btype; -#define NOT_EARLY 0 - - btype = get_board_type(); - mtype = get_mem_type(); - - display_board_info(btype); - - if ((mtype == DDR_COMBO) || (mtype == DDR_STACKED)) { - /* init other chip select */ - do_sdrc_init(SDRC_CS1_OSET, NOT_EARLY); - } - - size = get_sdr_cs_size(SDRC_CS0_OSET); - - gd->bd->bi_dram[0].start = PHYS_SDRAM_1; - gd->bd->bi_dram[0].size = size; -#if CONFIG_NR_DRAM_BANKS > 1 - size = get_sdr_cs_size(SDRC_CS1_OSET); - - gd->bd->bi_dram[1].start = gd->bd->bi_dram[0].start + - gd->bd->bi_dram[0].size; - gd->bd->bi_dram[1].size = size; -#endif - - return 0; -} - -/********************************************************** - * Routine: set_muxconf_regs - * Description: Setting up the configuration Mux registers - * specific to the hardware - *********************************************************/ -void set_muxconf_regs(void) -{ - muxSetupSDRC(); - muxSetupGPMC(); - muxSetupUsb0(); /* USB Device */ - muxSetupUsbHost(); /* USB Host */ - muxSetupUART1(); - muxSetupLCD(); - muxSetupMMCSD(); - muxSetupTouchScreen(); -} - -/***************************************************************** - * Routine: peripheral_enable - * Description: Enable the clks & power for perifs (GPT2, UART1,...) - ******************************************************************/ -void peripheral_enable(void) -{ - unsigned int v, if_clks = 0, func_clks = 0; - - /* Enable GP2 timer. */ - if_clks |= BIT4 | BIT3; - func_clks |= BIT4 | BIT3; - /* Sys_clk input OMAP2420_GPT2 */ - v = __raw_readl(CM_CLKSEL2_CORE) | 0x4 | 0x2; - __raw_writel(v, CM_CLKSEL2_CORE); - __raw_writel(0x1, CM_CLKSEL_WKUP); - -#ifdef CONFIG_SYS_NS16550 - /* Enable UART1 clock */ - func_clks |= BIT21; - if_clks |= BIT21; -#endif - /* Interface clocks on */ - v = __raw_readl(CM_ICLKEN1_CORE) | if_clks; - __raw_writel(v, CM_ICLKEN1_CORE); - /* Functional Clocks on */ - v = __raw_readl(CM_FCLKEN1_CORE) | func_clks; - __raw_writel(v, CM_FCLKEN1_CORE); - delay(1000); - -#ifndef KERNEL_UPDATED - { -#define V1 0xffffffff -#define V2 0x00000007 - - __raw_writel(V1, CM_FCLKEN1_CORE); - __raw_writel(V2, CM_FCLKEN2_CORE); - __raw_writel(V1, CM_ICLKEN1_CORE); - __raw_writel(V1, CM_ICLKEN2_CORE); - } -#endif -} - -/**************************************** - * Routine: muxSetupUsb0 (ostboot) - * Description: Setup usb muxing - *****************************************/ -void muxSetupUsb0(void) -{ - mask_config_reg(CONTROL_PADCONF_USB0_PUEN, 0x1f); - mask_config_reg(CONTROL_PADCONF_USB0_VP, 0x1f); - mask_config_reg(CONTROL_PADCONF_USB0_VM, 0x1f); - mask_config_reg(CONTROL_PADCONF_USB0_RCV, 0x1f); - mask_config_reg(CONTROL_PADCONF_USB0_TXEN, 0x1f); - mask_config_reg(CONTROL_PADCONF_USB0_SE0, 0x1f); - mask_config_reg(CONTROL_PADCONF_USB0_DAT, 0x1f); -} - -/**************************************** - * Routine: muxSetupUSBHost (ostboot) - * Description: Setup USB Host muxing - *****************************************/ -void muxSetupUsbHost(void) -{ - /* V19 */ - write_config_reg(CONTROL_PADCONF_USB1_RCV, 1); - /* W20 */ - write_config_reg(CONTROL_PADCONF_USB1_TXEN, 1); - /* N14 */ - write_config_reg(CONTROL_PADCONF_GPIO69, 3); - /* P15 */ - write_config_reg(CONTROL_PADCONF_GPIO70, 3); - /* L18 */ - write_config_reg(CONTROL_PADCONF_GPIO102, 3); - /* L19 */ - write_config_reg(CONTROL_PADCONF_GPIO103, 3); - /* K15 */ - write_config_reg(CONTROL_PADCONF_GPIO104, 3); - /* K14 */ - write_config_reg(CONTROL_PADCONF_GPIO105, 3); -} - -/**************************************** - * Routine: muxSetupUART1 (ostboot) - * Description: Set up uart1 muxing - *****************************************/ -void muxSetupUART1(void) -{ - /* UART1_CTS pin configuration, PIN = D21, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_UART1_CTS, 0); - /* UART1_RTS pin configuration, PIN = H21, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_UART1_RTS, 0); - /* UART1_TX pin configuration, PIN = L20, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_UART1_TX, 0); - /* UART1_RX pin configuration, PIN = T21, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_UART1_RX, 0); -} - -/**************************************** - * Routine: muxSetupLCD (ostboot) - * Description: Setup lcd muxing - *****************************************/ -void muxSetupLCD(void) -{ - /* LCD_D0 pin configuration, PIN = Y7, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D0, 0); - /* LCD_D1 pin configuration, PIN = P10 , Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D1, 0); - /* LCD_D2 pin configuration, PIN = V8, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D2, 0); - /* LCD_D3 pin configuration, PIN = Y8, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D3, 0); - /* LCD_D4 pin configuration, PIN = W8, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D4, 0); - /* LCD_D5 pin configuration, PIN = R10, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D5, 0); - /* LCD_D6 pin configuration, PIN = Y9, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D6, 0); - /* LCD_D7 pin configuration, PIN = V9, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D7, 0); - /* LCD_D8 pin configuration, PIN = W9, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D8, 0); - /* LCD_D9 pin configuration, PIN = P11, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D9, 0); - /* LCD_D10 pin configuration, PIN = V10, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D10, 0); - /* LCD_D11 pin configuration, PIN = Y10, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D11, 0); - /* LCD_D12 pin configuration, PIN = W10, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D12, 0); - /* LCD_D13 pin configuration, PIN = R11, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D13, 0); - /* LCD_D14 pin configuration, PIN = V11, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D14, 0); - /* LCD_D15 pin configuration, PIN = W11, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D15, 0); - /* LCD_D16 pin configuration, PIN = P12, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D16, 0); - /* LCD_D17 pin configuration, PIN = R12, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_D17, 0); - /* LCD_PCLK pin configuration, PIN = W6, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_PCLK, 0); - /* LCD_VSYNC pin configuration, PIN = V7, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_VSYNC, 0); - /* LCD_HSYNC pin configuration, PIN = Y6, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_HSYNC, 0); - /* LCD_ACBIAS pin configuration, PIN = W7, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_DSS_ACBIAS, 0); -} - -/**************************************** - * Routine: muxSetupMMCSD (ostboot) - * Description: set up MMC muxing - *****************************************/ -void muxSetupMMCSD(void) -{ - /* SDMMC_CLKI pin configuration, PIN = H15, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_CLKI, 0); - /* SDMMC_CLKO pin configuration, PIN = G19, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_CLKO, 0); - /* SDMMC_CMD pin configuration, PIN = H18, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_CMD, 0); - /* SDMMC_DAT0 pin configuration, PIN = F20, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_DAT0, 0); - /* SDMMC_DAT1 pin configuration, PIN = H14, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_DAT1, 0); - /* SDMMC_DAT2 pin configuration, PIN = E19, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_DAT2, 0); - /* SDMMC_DAT3 pin configuration, PIN = D19, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_DAT3, 0); - /* SDMMC_DDIR0 pin configuration, PIN = F19, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR0, 0); - /* SDMMC_DDIR1 pin configuration, PIN = E20, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR1, 0); - /* SDMMC_DDIR2 pin configuration, PIN = F18, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR2, 0); - /* SDMMC_DDIR3 pin configuration, PIN = E18, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR3, 0); - /* SDMMC_CDIR pin configuration, PIN = G18, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_MMC_CMD_DIR, 0); -} - -/****************************************** - * Routine: muxSetupTouchScreen (ostboot) - * Description: Set up touch screen muxing - *******************************************/ -void muxSetupTouchScreen(void) -{ - /* SPI1_CLK pin configuration, PIN = U18, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_SPI1_CLK, 0); - /* SPI1_MOSI pin configuration, PIN = V20, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_SPI1_SIMO, 0); - /* SPI1_MISO pin configuration, PIN = T18, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_SPI1_SOMI, 0); - /* SPI1_nCS0 pin configuration, PIN = U19, Mode = 0, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_SPI1_NCS0, 0); -#define CONTROL_PADCONF_GPIO85 CONTROL_PADCONF_SPI1_NCS1 - /* PEN_IRQ pin configuration, PIN = N15, Mode = 3, PUPD=Disabled */ - write_config_reg(CONTROL_PADCONF_GPIO85, 3); -} - -/*************************************************************** - * Routine: muxSetupGPMC (ostboot) - * Description: Configures balls which cam up in protected mode - ***************************************************************/ -void muxSetupGPMC(void) -{ - /* gpmc_io_dir, MCR */ - volatile unsigned int *MCR = (unsigned int *) 0x4800008C; - *MCR = 0x19000000; - - /* NOR FLASH CS0 */ - /* signal - Gpmc_clk; pin - J4; offset - 0x0088; mode 0; Byte-3 */ - write_config_reg(CONTROL_PADCONF_GPMC_D2_BYTE3, 0); - /* MPDB(Multi Port Debug Port) CS1 */ - /* signal - gpmc_ncs1; pin - N8; offset - 0x008D; mode 0; Byte-1 */ - write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE1, 0); - /* signal - Gpmc_ncs2; pin - E2; offset - 0x008E; mode 0; Byte-2 */ - write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE2, 0); - /* signal - Gpmc_ncs3; pin - N2; offset - 0x008F; mode 0; Byte-3 */ - write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE3, 0); - /* signal - Gpmc_ncs4; pin - ??; offset - 0x0090; mode 0; Byte-4 */ - write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE4, 0); - /* signal - Gpmc_ncs5; pin - ??; offset - 0x0091; mode 0; Byte-5 */ - write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE5, 0); - /* signal - Gpmc_ncs6; pin - ??; offset - 0x0092; mode 0; Byte-6 */ - write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE6, 0); - /* signal - Gpmc_ncs7; pin - ??; offset - 0x0093; mode 0; Byte-7 */ - write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE7, 0); -} - -/**************************************************************** - * Routine: muxSetupSDRC (ostboot) - * Description: Configures balls which come up in protected mode - ****************************************************************/ -void muxSetupSDRC(void) -{ - /* It's set by IPL */ -} diff --git a/board/apollon/config.mk b/board/apollon/config.mk deleted file mode 100644 index 66005d4..0000000 --- a/board/apollon/config.mk +++ /dev/null @@ -1,25 +0,0 @@ -# -# (C) Copyright 2005-2007 -# Samsung Electronics -# -# Samsung December board with OMAP2420 (ARM1136) cpu -# see http://www.ti.com/ for more information on Texas Instruments -# -# December has 1 bank of 128MB mDDR-SDRAM on CS0 -# December has 1 bank of 00MB mDDR-SDRAM on CS1 -# Physical Address: -# 8000'0000 (bank0) -# A000/0000 (bank1) ES2 will be configurable -# Linux-Kernel is expected to be at 8000'8000, entry 8000'8000 -# (mem base + reserved) -# For use with external or internal boots. -CONFIG_SYS_TEXT_BASE = 0x83e80000 - -# Used with full SRAM boot. -# This is either with a GP system or a signed boot image. -# easiest, and safest way to go if you can. -#CONFIG_SYS_TEXT_BASE = 0x40270000 - -# Handy to get symbols to debug ROM version. -#CONFIG_SYS_TEXT_BASE = 0x0 -#CONFIG_SYS_TEXT_BASE = 0x08000000 diff --git a/board/apollon/lowlevel_init.S b/board/apollon/lowlevel_init.S deleted file mode 100644 index f066fe4..0000000 --- a/board/apollon/lowlevel_init.S +++ /dev/null @@ -1,337 +0,0 @@ -/* - * Board specific setup info - * - * (C) Copyright 2005-2007 - * Samsung Electronics, - * Kyungmin Park <kyungmin.park@samsung.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <config.h> -#include <version.h> -#include <asm/arch/omap2420.h> -#include <asm/arch/mem.h> -#include <asm/arch/clocks.h> -#include "mem.h" - -#define APOLLON_CS0_BASE 0x00000000 - -#ifdef PRCM_CONFIG_I -#define SDRC_ACTIM_CTRLA_0_VAL 0x7BA35907 -#define SDRC_ACTIM_CTRLB_0_VAL 0x00000013 -#define SDRC_RFR_CTRL_0_VAL 0x00044C01 -#elif defined(PRCM_CONFIG_II) -#define SDRC_ACTIM_CTRLA_0_VAL 0x4A59B485 -#define SDRC_ACTIM_CTRLB_0_VAL 0x0000000C -#define SDRC_RFR_CTRL_0_VAL 0x00030001 -#endif - -#define SDRAM_BASE_ADDRESS 0x80008000 - -_TEXT_BASE: - .word CONFIG_SYS_TEXT_BASE /* sdram load addr from config.mk */ - -.globl lowlevel_init -lowlevel_init: - -#ifdef CONFIG_SYS_NOR_BOOT - /* Check running in SDRAM */ - mov r0, pc, lsr #28 - cmp r0, #8 - beq prcm_setup - -flash_setup: - /* In Flash */ - ldr r0, =WD2_BASE - ldr r1, =WD_UNLOCK1 - str r1, [r0, #WSPR] - - ldr r1, =WD_UNLOCK2 - str r1, [r0, #WSPR] - - /* Pin muxing for SDRC */ - mov r1, #0x00 - ldr r0, =0x480000A1 /* ball C12, mode 0 */ - strb r1, [r0] - - ldr r0, =0x48000032 /* ball D11, mode 0 */ - strb r1, [r0] - - ldr r0, =0x480000A3 /* ball B13, mode 0 */ - strb r1, [r0] - - /* SDRC setting */ - ldr r0, =OMAP2420_SDRC_BASE - ldr r1, =0x00000010 - str r1, [r0, #0x10] - - ldr r1, =0x00000100 - str r1, [r0, #0x44] - - /* SDRC CS0 configuration */ - ldr r1, =0x00d04011 - str r1, [r0, #0x80] - - ldr r1, =SDRC_ACTIM_CTRLA_0_VAL - str r1, [r0, #0x9C] - - ldr r1, =SDRC_ACTIM_CTRLB_0_VAL - str r1, [r0, #0xA0] - - ldr r1, =SDRC_RFR_CTRL_0_VAL - str r1, [r0, #0xA4] - - ldr r1, =0x00000041 - str r1, [r0, #0x70] - - /* Manual command sequence */ - ldr r1, =0x00000007 - str r1, [r0, #0xA8] - - ldr r1, =0x00000000 - str r1, [r0, #0xA8] - - ldr r1, =0x00000001 - str r1, [r0, #0xA8] - - ldr r1, =0x00000002 - str r1, [r0, #0xA8] - str r1, [r0, #0xA8] - - /* - * CS0 SDRC Mode register - * Burst length = 4 - DDR memory - * Serial mode - * CAS latency = 3 - */ - ldr r1, =0x00000032 - str r1, [r0, #0x84] - - /* Note: You MUST set EMR values */ - /* EMR1 & EMR2 */ - ldr r1, =0x00000000 - str r1, [r0, #0x88] - str r1, [r0, #0x8C] - -#ifdef OLD_SDRC_DLLA_CTRL - /* SDRC_DLLA_CTRL */ - ldr r1, =0x00007306 - str r1, [r0, #0x60] - - ldr r1, =0x00007303 - str r1, [r0, #0x60] -#else - /* SDRC_DLLA_CTRL */ - ldr r1, =0x00000506 - str r1, [r0, #0x60] - - ldr r1, =0x00000503 - str r1, [r0, #0x60] -#endif - -#ifdef __BROKEN_FEATURE__ - /* SDRC_DLLB_CTRL */ - ldr r1, =0x00000506 - str r1, [r0, #0x68] - - ldr r1, =0x00000503 - str r1, [r0, #0x68] -#endif - - /* little delay after init */ - mov r2, #0x1800 -1: - subs r2, r2, #0x1 - bne 1b - - /* Setup base address */ - ldr r0, =0x00000000 /* NOR address */ - ldr r1, =SDRAM_BASE_ADDRESS /* SDRAM address */ - ldr r2, =0x20000 /* Size: 128KB */ - -copy_loop: - ldmia r0!, {r3-r10} - stmia r1!, {r3-r10} - cmp r0, r2 - ble copy_loop - - ldr r1, =SDRAM_BASE_ADDRESS - mov lr, pc - mov pc, r1 -#endif - -prcm_setup: - ldr r0, =OMAP2420_CM_BASE - ldr r1, [r0, #0x544] /* CLKSEL2_PLL */ - bic r1, r1, #0x03 - orr r1, r1, #0x02 - str r1, [r0, #0x544] - - ldr r1, [r0, #0x500] - bic r1, r1, #0x03 - orr r1, r1, #0x01 - str r1, [r0, #0x500] - - ldr r1, [r0, #0x140] - bic r1, r1, #0x1f - orr r1, r1, #0x02 - str r1, [r0, #0x140] - -#ifdef PRCM_CONFIG_I - ldr r1, =0x000003C3 -#else - ldr r1, =0x00000343 -#endif - str r1, [r0, #0x840] - - ldr r1, =0x00000002 - str r1, [r0, #0x340] - - ldr r1, =CM_CLKSEL1_CORE -#ifdef PRCM_CONFIG_I - ldr r2, =0x08300C44 -#else - ldr r2, =0x04600C26 -#endif - str r2, [r1] - - ldr r0, =OMAP2420_CM_BASE - ldr r1, [r0, #0x084] - and r1, r1, #0x01 - cmp r1, #0x01 - bne clkvalid - - b . - -clkvalid: - mov r1, #0x01 - str r1, [r0, #0x080] - -waitvalid: - ldr r1, [r0, #0x084] - and r1, r1, #0x01 - cmp r1, #0x00 - bne waitvalid - - ldr r0, =CM_CLKSEL1_PLL -#ifdef PRCM_CONFIG_I - ldr r1, =0x01837100 -#else - ldr r1, =0x01832100 -#endif - str r1, [r0] - - ldr r0, =PRCM_CLKCFG_CTRL - mov r1, #0x01 - str r1, [r0] - mov r6, #0x50 -loop1: - subs r6, r6, #0x01 - cmp r6, #0x01 - bne loop1 - - ldr r0, =CM_CLKEN_PLL - mov r1, #0x0f - str r1, [r0] - - mov r6, #0x100 -loop2: - subs r6, r6, #0x01 - cmp r6, #0x01 - bne loop2 - - ldr r0, =0x48008200 - ldr r1, =0xbfffffff - str r1, [r0] - - ldr r0, =0x48008210 - ldr r1, =0xfffffff9 - str r1, [r0] - - ldr r0, =0x4806a004 - ldr r1, =0x00 - strb r1, [r0] - - ldr r0, =0x4806a020 - ldr r1, =0x07 - strb r1, [r0] - - ldr r0, =0x4806a00c - ldr r1, =0x83 - strb r1, [r0] - - ldr r0, =0x4806a000 - ldr r1, =0x1a - strb r1, [r0] - - ldr r0, =0x4806a004 - ldr r1, =0x00 - strb r1, [r0] - - ldr r0, =0x4806a00c - ldr r1, =0x03 - strb r1, [r0] - - ldr r0, =0x4806a010 - ldr r1, =0x03 - strb r1, [r0] - - ldr r0, =0x4806a008 - ldr r1, =0x04 - strb r1, [r0] - - ldr r0, =0x4806a020 - ldr r1, =0x00 - strb r1, [r0] - -#if 0 - ldr r0, =0x4806a000 - mov r1, #'u' - strb r1, [r0] -#endif - -#if 0 - /* LED0 OFF */ - ldr r3, =0x480000E5 - mov r4, #0x0b - strb r4, [r3] -#endif - - ldr sp, SRAM_STACK - str ip, [sp] /* stash old link register */ - mov ip, lr /* save link reg across call */ - bl s_init /* go setup pll,mux,memory */ - ldr ip, [sp] /* restore save ip */ - mov lr, ip /* restore link reg */ - - /* map interrupt controller */ - ldr r0, VAL_INTH_SETUP - mcr p15, 0, r0, c15, c2, 4 - - /* back to arch calling code */ - mov pc, lr - - /* the literal pools origin */ - .ltorg - -VAL_INTH_SETUP: - .word PERIFERAL_PORT_BASE -SRAM_STACK: - .word LOW_LEVEL_SRAM_STACK diff --git a/board/apollon/mem.c b/board/apollon/mem.c deleted file mode 100644 index 36bf6e9..0000000 --- a/board/apollon/mem.c +++ /dev/null @@ -1,237 +0,0 @@ -/* - * (C) Copyright 2005-2007 - * Samsung Electronics, - * Kyungmin Park <kyungmin.park@samsung.com> - * - * Derived from omap2420 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <asm/arch/omap2420.h> -#include <asm/io.h> -#include <asm/arch/bits.h> -#include <asm/arch/mux.h> -#include <asm/arch/mem.h> -#include <asm/arch/clocks.h> -#include <asm/arch/sys_proto.h> -#include <asm/arch/sys_info.h> - -#include "mem.h" - -/************************************************************ - * sdelay() - simple spin loop. Will be constant time as - * its generally used in 12MHz bypass conditions only. This - * is necessary until timers are accessible. - * - * not inline to increase chances its in cache when called - *************************************************************/ -void sdelay(unsigned long loops) -{ - __asm__("1:\n" "subs %0, %1, #1\n" - "bne 1b":"=r" (loops):"0"(loops)); -} - -/******************************************************************** - * prcm_init() - inits clocks for PRCM as defined in clocks.h - * (config II default). - * -- called from SRAM, or Flash (using temp SRAM stack). - ********************************************************************/ -void prcm_init(void) { } - -/************************************************************************** - * make_cs1_contiguous() - for es2 and above remap cs1 behind cs0 to allow - * command line mem=xyz use all memory with out discontigious support - * compiled in. Could do it at the ATAG, but there really is two banks... - * Called as part of 2nd phase DDR init. - **************************************************************************/ -void make_cs1_contiguous(void) -{ - u32 size, a_add_low, a_add_high; - - size = get_sdr_cs_size(SDRC_CS0_OSET); - size /= SZ_32M; /* find size to offset CS1 */ - a_add_high = (size & 3) << 8; /* set up low field */ - a_add_low = (size & 0x3C) >> 2; /* set up high field */ - __raw_writel((a_add_high | a_add_low), SDRC_CS_CFG); - -} - -/******************************************************** - * mem_ok() - test used to see if timings are correct - * for a part. Helps in gussing which part - * we are currently using. - *******************************************************/ -u32 mem_ok(void) -{ - u32 val1, val2; - u32 pattern = 0x12345678; - - /* clear pos A */ - __raw_writel(0x0, OMAP2420_SDRC_CS0 + 0x400); - /* pattern to pos B */ - __raw_writel(pattern, OMAP2420_SDRC_CS0); - /* remove pattern off the bus */ - __raw_writel(0x0, OMAP2420_SDRC_CS0 + 4); - /* get pos A value */ - val1 = __raw_readl(OMAP2420_SDRC_CS0 + 0x400); - val2 = __raw_readl(OMAP2420_SDRC_CS0); /* get val2 */ - - /* see if pos A value changed */ - if ((val1 != 0) || (val2 != pattern)) - return (0); - else - return (1); -} - -/******************************************************** - * sdrc_init() - init the sdrc chip selects CS0 and CS1 - * - early init routines, called from flash or - * SRAM. - *******************************************************/ -void sdrc_init(void) -{ -#define EARLY_INIT 1 - /* only init up first bank here */ - do_sdrc_init(SDRC_CS0_OSET, EARLY_INIT); -} - -/************************************************************************* - * do_sdrc_init(): initialize the SDRAM for use. - * -called from low level code with stack only. - * -code sets up SDRAM timing and muxing for 2422 or 2420. - * -optimal settings can be placed here, or redone after i2c - * inspection of board info - * - * This is a bit ugly, but should handle all memory moduels - * used with the APOLLON. The first time though this code from s_init() - * we configure the first chip select. Later on we come back and - * will configure the 2nd chip select if it exists. - * - **************************************************************************/ -void do_sdrc_init(u32 offset, u32 early) -{ -} - -/***************************************************** - * gpmc_init(): init gpmc bus - * Init GPMC for x16, MuxMode (SDRAM in x32). - * This code can only be executed from SRAM or SDRAM. - *****************************************************/ -void gpmc_init(void) -{ - u32 mux = 0, mtype, mwidth, rev, tval; - - rev = get_cpu_rev(); - if (rev == CPU_2420_2422_ES1) - tval = 1; - else - tval = 0; /* disable bit switched meaning */ - - /* global settings */ - __raw_writel(0x10, GPMC_SYSCONFIG); /* smart idle */ - __raw_writel(0x0, GPMC_IRQENABLE); /* isr's sources masked */ - __raw_writel(tval, GPMC_TIMEOUT_CONTROL); /* timeout disable */ -#ifdef CONFIG_SYS_NAND_BOOT - /* set nWP, disable limited addr */ - __raw_writel(0x001, GPMC_CONFIG); -#else - /* set nWP, disable limited addr */ - __raw_writel(0x111, GPMC_CONFIG); -#endif - - /* discover bus connection from sysboot */ - if (is_gpmc_muxed() == GPMC_MUXED) - mux = BIT9; - mtype = get_gpmc0_type(); - mwidth = get_gpmc0_width(); - - /* setup cs0 */ - __raw_writel(0x0, GPMC_CONFIG7_0); /* disable current map */ - sdelay(1000); - -#ifdef CONFIG_SYS_NOR_BOOT - __raw_writel(APOLLON_24XX_GPMC_CONFIG1_3, GPMC_CONFIG1_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG2_3, GPMC_CONFIG2_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG3_3, GPMC_CONFIG3_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG4_3, GPMC_CONFIG4_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG5_3, GPMC_CONFIG5_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG6_3, GPMC_CONFIG6_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG7_3, GPMC_CONFIG7_0); -#else - __raw_writel(APOLLON_24XX_GPMC_CONFIG1_0 | mux | mtype | mwidth, - GPMC_CONFIG1_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG2_0, GPMC_CONFIG2_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG3_0, GPMC_CONFIG3_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG4_0, GPMC_CONFIG4_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG5_0, GPMC_CONFIG5_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG6_0, GPMC_CONFIG6_0); - __raw_writel(APOLLON_24XX_GPMC_CONFIG7_0, GPMC_CONFIG7_0); -#endif - sdelay(2000); - - /* setup cs1 */ - __raw_writel(0, GPMC_CONFIG7_1); /* disable any mapping */ - sdelay(1000); - - __raw_writel(APOLLON_24XX_GPMC_CONFIG1_1, GPMC_CONFIG1_1); - __raw_writel(APOLLON_24XX_GPMC_CONFIG2_1, GPMC_CONFIG2_1); - __raw_writel(APOLLON_24XX_GPMC_CONFIG3_1, GPMC_CONFIG3_1); - __raw_writel(APOLLON_24XX_GPMC_CONFIG4_1, GPMC_CONFIG4_1); - __raw_writel(APOLLON_24XX_GPMC_CONFIG5_1, GPMC_CONFIG5_1); - __raw_writel(APOLLON_24XX_GPMC_CONFIG6_1, GPMC_CONFIG6_1); - __raw_writel(APOLLON_24XX_GPMC_CONFIG7_1, GPMC_CONFIG7_1); - sdelay(2000); - - /* setup cs2 */ - __raw_writel(0x0, GPMC_CONFIG7_2); /* disable current map */ - sdelay(1000); - __raw_writel(APOLLON_24XX_GPMC_CONFIG1_0 | mux | mtype | mwidth, - GPMC_CONFIG1_2); - /* It's same as cs 0 */ - __raw_writel(APOLLON_24XX_GPMC_CONFIG2_0, GPMC_CONFIG2_2); - __raw_writel(APOLLON_24XX_GPMC_CONFIG3_0, GPMC_CONFIG3_2); - __raw_writel(APOLLON_24XX_GPMC_CONFIG4_0, GPMC_CONFIG4_2); - __raw_writel(APOLLON_24XX_GPMC_CONFIG5_0, GPMC_CONFIG5_2); - __raw_writel(APOLLON_24XX_GPMC_CONFIG6_0, GPMC_CONFIG6_2); -#ifdef CONFIG_SYS_NOR_BOOT - __raw_writel(APOLLON_24XX_GPMC_CONFIG7_0, GPMC_CONFIG7_2); -#else - __raw_writel(APOLLON_24XX_GPMC_CONFIG7_2, GPMC_CONFIG7_2); -#endif - -#ifndef CONFIG_SYS_NOR_BOOT - /* setup cs3 */ - __raw_writel(0, GPMC_CONFIG7_3); /* disable any mapping */ - sdelay(1000); - - __raw_writel(APOLLON_24XX_GPMC_CONFIG1_3, GPMC_CONFIG1_3); - __raw_writel(APOLLON_24XX_GPMC_CONFIG2_3, GPMC_CONFIG2_3); - __raw_writel(APOLLON_24XX_GPMC_CONFIG3_3, GPMC_CONFIG3_3); - __raw_writel(APOLLON_24XX_GPMC_CONFIG4_3, GPMC_CONFIG4_3); - __raw_writel(APOLLON_24XX_GPMC_CONFIG5_3, GPMC_CONFIG5_3); - __raw_writel(APOLLON_24XX_GPMC_CONFIG6_3, GPMC_CONFIG6_3); - __raw_writel(APOLLON_24XX_GPMC_CONFIG7_3, GPMC_CONFIG7_3); -#endif - -#ifndef ASYNC_NOR - __raw_writew(0xaa, (APOLLON_CS3_BASE + 0xaaa)); - __raw_writew(0x55, (APOLLON_CS3_BASE + 0x554)); - __raw_writew(0xc0, (APOLLON_CS3_BASE | SYNC_NOR_VALUE)); -#endif - sdelay(2000); -} diff --git a/board/apollon/mem.h b/board/apollon/mem.h deleted file mode 100644 index 09c4ea4..0000000 --- a/board/apollon/mem.h +++ /dev/null @@ -1,170 +0,0 @@ -/* - * (C) Copyright 2005-2007 - * Samsung Electronics, - * Kyungmin Park <kyungmin.park@samsung.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#ifndef _APOLLON_OMAP24XX_MEM_H_ -#define _APOLLON_OMAP24XX_MEM_H_ - -/* Slower full frequency range default timings for x32 operation*/ -#define APOLLON_2420_SDRC_SHARING 0x00000100 -#define APOLLON_2420_SDRC_MDCFG_0_DDR 0x00d04011 -#define APOLLON_2420_SDRC_MR_0_DDR 0x00000032 - -/* optimized timings good for current shipping parts */ -#define APOLLON_242X_SDRC_ACTIM_CTRLA_0_100MHz 0x4A59B485 -#define APOLLON_242X_SDRC_ACTIM_CTRLB_0_100MHz 0x0000000C - -#define APOLLON_242X_SDRC_ACTIM_CTRLA_0_166MHz 0x7BA35907 -#define APOLLON_242X_SDRC_ACTIM_CTRLB_0_166MHz 0x00000013 - -#define APOLLON_242X_SDRC_RFR_CTRL_100MHz 0x00030001 -#define APOLLON_242X_SDRC_RFR_CTRL_166MHz 0x00044C01 - -#define APOLLON_242x_SDRC_DLLAB_CTRL_100MHz 0x00007306 -#define APOLLON_242x_SDRC_DLLAB_CTRL_166MHz 0x00000506 - -#ifdef PRCM_CONFIG_I -#define APOLLON_2420_SDRC_ACTIM_CTRLA_0 APOLLON_242X_SDRC_ACTIM_CTRLA_0_166MHz -#define APOLLON_2420_SDRC_ACTIM_CTRLB_0 APOLLON_242X_SDRC_ACTIM_CTRLB_0_166MHz -#define APOLLON_2420_SDRC_RFR_CTRL APOLLON_242X_SDRC_RFR_CTRL_166MHz -#define APOLLON_2420_SDRC_DLLAB_CTRL APOLLON_242x_SDRC_DLLAB_CTRL_166MHz -#elif PRCM_CONFIG_II -#define APOLLON_2420_SDRC_ACTIM_CTRLA_0 APOLLON_242X_SDRC_ACTIM_CTRLA_0_100MHz -#define APOLLON_2420_SDRC_ACTIM_CTRLB_0 APOLLON_242X_SDRC_ACTIM_CTRLB_0_100MHz -#define APOLLON_2420_SDRC_RFR_CTRL APOLLON_242X_SDRC_RFR_CTRL_100MHz -#define APOLLON_2420_SDRC_DLLAB_CTRL APOLLON_242x_SDRC_DLLAB_CTRL_100MHz -#endif - -/* GPMC settings */ -#ifdef PRCM_CONFIG_I /* L3 at 165MHz */ -/* CS0: OneNAND */ -# define APOLLON_24XX_GPMC_CONFIG1_0 0x00000001 -# define APOLLON_24XX_GPMC_CONFIG2_0 0x000c1000 -# define APOLLON_24XX_GPMC_CONFIG3_0 0x00030400 -# define APOLLON_24XX_GPMC_CONFIG4_0 0x0b841006 -# define APOLLON_24XX_GPMC_CONFIG5_0 0x020f0c11 -# define APOLLON_24XX_GPMC_CONFIG6_0 0x00000000 -# define APOLLON_24XX_GPMC_CONFIG7_0 (0x00000e40|(APOLLON_CS0_BASE >> 24)) - -/* CS1: Ethernet */ -# define APOLLON_24XX_GPMC_CONFIG1_1 0x00011203 -# define APOLLON_24XX_GPMC_CONFIG2_1 0x001F1F01 -# define APOLLON_24XX_GPMC_CONFIG3_1 0x00080803 -# define APOLLON_24XX_GPMC_CONFIG4_1 0x1C0b1C0a -# define APOLLON_24XX_GPMC_CONFIG5_1 0x041F1F1F -# define APOLLON_24XX_GPMC_CONFIG6_1 0x000004C4 -# define APOLLON_24XX_GPMC_CONFIG7_1 (0x00000F40|(APOLLON_CS1_BASE >> 24)) - -/* CS2: OneNAND */ -/* It's same as CS0 */ -# define APOLLON_24XX_GPMC_CONFIG7_2 (0x00000e40|(APOLLON_CS2_BASE >> 24)) - -/* CS3: NOR */ -#ifdef ASYNC_NOR -# define APOLLON_24XX_GPMC_CONFIG1_3 0x00021201 -# define APOLLON_24XX_GPMC_CONFIG2_3 0x00121601 -# define APOLLON_24XX_GPMC_CONFIG3_3 0x00040401 -# define APOLLON_24XX_GPMC_CONFIG4_3 0x12061605 -# define APOLLON_24XX_GPMC_CONFIG5_3 0x01151317 -#else -# define SYNC_NOR_VALUE 0x24aaa -# define APOLLON_24XX_GPMC_CONFIG1_3 0xe5011211 -# define APOLLON_24XX_GPMC_CONFIG2_3 0x00090b01 -# define APOLLON_24XX_GPMC_CONFIG3_3 0x00020201 -# define APOLLON_24XX_GPMC_CONFIG4_3 0x09030b03 -# define APOLLON_24XX_GPMC_CONFIG5_3 0x010a0a0c -#endif /* ASYNC_NOR */ -# define APOLLON_24XX_GPMC_CONFIG6_3 0x00000000 -# define APOLLON_24XX_GPMC_CONFIG7_3 (0x00000e40|(APOLLON_CS3_BASE >> 24)) -#endif /* endif PRCM_CONFIG_I */ - -#ifdef PRCM_CONFIG_II /* L3 at 100MHz */ -/* CS0: OneNAND */ -# define APOLLON_24XX_GPMC_CONFIG1_0 0x00000001 -# define APOLLON_24XX_GPMC_CONFIG2_0 0x00081080 -# define APOLLON_24XX_GPMC_CONFIG3_0 0x00030300 -# define APOLLON_24XX_GPMC_CONFIG4_0 0x08041004 -# define APOLLON_24XX_GPMC_CONFIG5_0 0x020b0910 -# define APOLLON_24XX_GPMC_CONFIG6_0 0x00000000 -# define APOLLON_24XX_GPMC_CONFIG7_0 (0x00000C40|(APOLLON_CS0_BASE >> 24)) - -/* CS1: ethernet */ -# define APOLLON_24XX_GPMC_CONFIG1_1 0x00401203 -# define APOLLON_24XX_GPMC_CONFIG2_1 0x001F1F01 -# define APOLLON_24XX_GPMC_CONFIG3_1 0x00080803 -# define APOLLON_24XX_GPMC_CONFIG4_1 0x1C091C09 -# define APOLLON_24XX_GPMC_CONFIG5_1 0x041F1F1F -# define APOLLON_24XX_GPMC_CONFIG6_1 0x000004C4 -# define APOLLON_24XX_GPMC_CONFIG7_1 (0x00000F40|(APOLLON_CS1_BASE >> 24)) - -/* CS2: OneNAND */ -/* It's same as CS0 */ -# define APOLLON_24XX_GPMC_CONFIG7_2 (0x00000e40|(APOLLON_CS2_BASE >> 24)) - -/* CS3: NOR */ -#define ASYNC_NOR -#ifdef ASYNC_NOR -# define APOLLON_24XX_GPMC_CONFIG1_3 0x00021201 -# define APOLLON_24XX_GPMC_CONFIG2_3 0x00121601 -# define APOLLON_24XX_GPMC_CONFIG3_3 0x00040401 -# define APOLLON_24XX_GPMC_CONFIG4_3 0x12061605 -# define APOLLON_24XX_GPMC_CONFIG5_3 0x01151317 -#else -# define SYNC_NOR_VALUE 0x24aaa -# define APOLLON_24XX_GPMC_CONFIG1_3 0xe1001202 -# define APOLLON_24XX_GPMC_CONFIG2_3 0x00151501 -# define APOLLON_24XX_GPMC_CONFIG3_3 0x00050501 -# define APOLLON_24XX_GPMC_CONFIG4_3 0x0e070e07 -# define APOLLON_24XX_GPMC_CONFIG5_3 0x01131F1F -#endif /* ASYNC_NOR */ -# define APOLLON_24XX_GPMC_CONFIG6_3 0x00000000 -# define APOLLON_24XX_GPMC_CONFIG7_3 (0x00000C40|(APOLLON_CS3_BASE >> 24)) -#endif /* endif PRCM_CONFIG_II */ - -#ifdef PRCM_CONFIG_III /* L3 at 133MHz */ -# ifdef CONFIG_SYS_NAND_BOOT -# define APOLLON_24XX_GPMC_CONFIG1_0 0x0 -# define APOLLON_24XX_GPMC_CONFIG2_0 0x00141400 -# define APOLLON_24XX_GPMC_CONFIG3_0 0x00141400 -# define APOLLON_24XX_GPMC_CONFIG4_0 0x0F010F01 -# define APOLLON_24XX_GPMC_CONFIG5_0 0x010C1414 -# define APOLLON_24XX_GPMC_CONFIG6_0 0x00000A80 -# else /* NOR boot */ -# define APOLLON_24XX_GPMC_CONFIG1_0 0x3 -# define APOLLON_24XX_GPMC_CONFIG2_0 0x00151501 -# define APOLLON_24XX_GPMC_CONFIG3_0 0x00060602 -# define APOLLON_24XX_GPMC_CONFIG4_0 0x10081008 -# define APOLLON_24XX_GPMC_CONFIG5_0 0x01131F1F -# define APOLLON_24XX_GPMC_CONFIG6_0 0x000004c4 -# endif /* endif CONFIG_SYS_NAND_BOOT */ -# define APOLLON_24XX_GPMC_CONFIG7_0 (0x00000C40|(APOLLON_CS0_BASE >> 24)) -# define APOLLON_24XX_GPMC_CONFIG1_1 0x00011000 -# define APOLLON_24XX_GPMC_CONFIG2_1 0x001f1f01 -# define APOLLON_24XX_GPMC_CONFIG3_1 0x00080803 -# define APOLLON_24XX_GPMC_CONFIG4_1 0x1C091C09 -# define APOLLON_24XX_GPMC_CONFIG5_1 0x041f1F1F -# define APOLLON_24XX_GPMC_CONFIG6_1 0x000004C4 -# define APOLLON_24XX_GPMC_CONFIG7_1 (0x00000F40|(APOLLON_CS1_BASE >> 24)) -#endif /* endif CONFIG_SYS_PRCM_III */ - -#endif /* endif _APOLLON_OMAP24XX_MEM_H_ */ diff --git a/board/apollon/sys_info.c b/board/apollon/sys_info.c deleted file mode 100644 index 4f950ae..0000000 --- a/board/apollon/sys_info.c +++ /dev/null @@ -1,396 +0,0 @@ -/* - * (C) Copyright 2005-2007 - * Samsung Electronics, - * Kyungmin Park <kyungmin.park@samsung.com> - * - * Derived from omap2420 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <asm/arch/omap2420.h> -#include <asm/io.h> -#include <asm/arch/bits.h> -#include <asm/arch/mem.h> /* get mem tables */ -#include <asm/arch/sys_proto.h> -#include <asm/arch/sys_info.h> -#include <i2c.h> - -/************************************************************************** - * get_prod_id() - get id info from chips - ***************************************************************************/ -static u32 get_prod_id(void) -{ - u32 p; - p = __raw_readl(PRODUCTION_ID); /* get production ID */ - return ((p & CPU_242X_PID_MASK) >> 16); -} - -/************************************************************************** - * get_cpu_type() - low level get cpu type - * - no C globals yet. - * - just looking to say if this is a 2422 or 2420 or ... - * - to start with we will look at switch settings.. - * - 2422 id's same as 2420 for ES1 will rely on H4 board characteristics - * (mux for 2420, non-mux for 2422). - ***************************************************************************/ -u32 get_cpu_type(void) -{ - u32 v; - - switch (get_prod_id()) { - case 1:; /* 2420 */ - case 2: - return (CPU_2420); - break; /* 2420 pop */ - case 4: - return (CPU_2422); - break; - case 8: - return (CPU_2423); - break; - default: - break; /* early 2420/2422's unmarked */ - } - - v = __raw_readl(TAP_IDCODE_REG); - v &= CPU_24XX_ID_MASK; - /* currently 2420 and 2422 have same id */ - if (v == CPU_2420_CHIPID) { - if (is_gpmc_muxed() == GPMC_MUXED) /* if mux'ed */ - return (CPU_2420); - else - return (CPU_2422); - } else - return (CPU_2420); /* don't know, say 2420 */ -} - -/****************************************** - * get_cpu_rev(void) - extract version info - ******************************************/ -u32 get_cpu_rev(void) -{ - u32 v; - v = __raw_readl(TAP_IDCODE_REG); - v = v >> 28; - return (v + 1); /* currently 2422 and 2420 match up */ -} - -/**************************************************** - * is_mem_sdr() - return 1 if mem type in use is SDR - ****************************************************/ -u32 is_mem_sdr(void) -{ - volatile u32 *burst = (volatile u32 *)(SDRC_MR_0 + SDRC_CS0_OSET); - if (*burst == H4_2420_SDRC_MR_0_SDR) - return (1); - return (0); -} - -/*********************************************************** - * get_mem_type() - identify type of mDDR part used. - * 2422 uses stacked DDR, 2 parts CS0/CS1. - * 2420 may have 1 or 2, no good way to know...only init 1... - * when eeprom data is up we can select 1 more. - *************************************************************/ -u32 get_mem_type(void) -{ - u32 cpu, sdr = is_mem_sdr(); - - cpu = get_cpu_type(); - if (cpu == CPU_2422 || cpu == CPU_2423) - return (DDR_STACKED); - - if (get_prod_id() == 0x2) - return (XDR_POP); - - if (get_board_type() == BOARD_H4_MENELAUS) - if (sdr) - return (SDR_DISCRETE); - else - return (DDR_COMBO); - else if (sdr) /* SDP + SDR kit */ - return (SDR_DISCRETE); - else - return (DDR_DISCRETE); /* origional SDP */ -} - -/*********************************************************************** - * get_cs0_size() - get size of chip select 0/1 - ************************************************************************/ -u32 get_sdr_cs_size(u32 offset) -{ - u32 size; - size = __raw_readl(SDRC_MCFG_0 + offset) >> 8; /* get ram size field */ - size &= 0x2FF; /* remove unwanted bits */ - size *= SZ_2M; /* find size in MB */ - return (size); -} - -/*********************************************************************** - * get_board_type() - get board type based on current production stats. - * --- NOTE: 2 I2C EEPROMs will someday be populated with proper info. - * when they are available we can get info from there. This should - * be correct of all known boards up until today. - ************************************************************************/ -u32 get_board_type(void) -{ - return (BOARD_H4_SDP); -} - -/****************************************************************** - * get_sysboot_value() - get init word settings (dip switch on h4) - ******************************************************************/ -inline u32 get_sysboot_value(void) -{ - return (0x00000FFF & __raw_readl(CONTROL_STATUS)); -} - -/*************************************************************************** - * get_gpmc0_base() - Return current address hardware will be - * fetching from. The below effectively gives what is correct, its a bit - * mis-leading compared to the TRM. For the most general case the mask - * needs to be also taken into account this does work in practice. - * - for u-boot we currently map: - * -- 0 to nothing, - * -- 4 to flash - * -- 8 to enent - * -- c to wifi - ****************************************************************************/ -u32 get_gpmc0_base(void) -{ - u32 b; - - b = __raw_readl(GPMC_CONFIG7_0); - b &= 0x1F; /* keep base [5:0] */ - b = b << 24; /* ret 0x0b000000 */ - return (b); -} - -/***************************************************************** - * is_gpmc_muxed() - tells if address/data lines are multiplexed - *****************************************************************/ -u32 is_gpmc_muxed(void) -{ - u32 mux; - mux = get_sysboot_value(); - if ((mux & (BIT0 | BIT1 | BIT2 | BIT3)) == (BIT0 | BIT2 | BIT3)) - return (GPMC_MUXED); /* NAND Boot mode */ - if (mux & BIT1) /* if mux'ed */ - return (GPMC_MUXED); - else - return (GPMC_NONMUXED); -} - -/************************************************************************ - * get_gpmc0_type() - read sysboot lines to see type of memory attached - ************************************************************************/ -u32 get_gpmc0_type(void) -{ - u32 type; - type = get_sysboot_value(); - if ((type & (BIT3 | BIT2)) == (BIT3 | BIT2)) - return (TYPE_NAND); - else - return (TYPE_NOR); -} - -/******************************************************************* - * get_gpmc0_width() - See if bus is in x8 or x16 (mainly for nand) - *******************************************************************/ -u32 get_gpmc0_width(void) -{ - u32 width; - width = get_sysboot_value(); - if ((width & 0xF) == (BIT3 | BIT2)) - return (WIDTH_8BIT); - else - return (WIDTH_16BIT); -} - -/********************************************************************* - * wait_on_value() - common routine to allow waiting for changes in - * volatile regs. - *********************************************************************/ -u32 wait_on_value(u32 read_bit_mask, u32 match_value, u32 read_addr, u32 bound) -{ - u32 i = 0, val; - do { - ++i; - val = __raw_readl(read_addr) & read_bit_mask; - if (val == match_value) - return (1); - if (i == bound) - return (0); - } while (1); -} - -/********************************************************************* - * display_board_info() - print banner with board info. - *********************************************************************/ -void display_board_info(u32 btype) -{ - char cpu_2420[] = "2420"; /* cpu type */ - char cpu_2422[] = "2422"; - char cpu_2423[] = "2423"; - char mem_sdr[] = "mSDR"; /* memory type */ - char mem_ddr[] = "mDDR"; - char t_tst[] = "TST"; /* security level */ - char t_emu[] = "EMU"; - char t_hs[] = "HS"; - char t_gp[] = "GP"; - char unk[] = "?"; - - char *cpu_s, *mem_s, *sec_s; - u32 cpu, rev, sec; - - rev = get_cpu_rev(); - cpu = get_cpu_type(); - sec = get_device_type(); - - if (is_mem_sdr()) - mem_s = mem_sdr; - else - mem_s = mem_ddr; - - if (cpu == CPU_2423) - cpu_s = cpu_2423; - else if (cpu == CPU_2422) - cpu_s = cpu_2422; - else - cpu_s = cpu_2420; - - switch (sec) { - case TST_DEVICE: - sec_s = t_tst; - break; - case EMU_DEVICE: - sec_s = t_emu; - break; - case HS_DEVICE: - sec_s = t_hs; - break; - case GP_DEVICE: - sec_s = t_gp; - break; - default: - sec_s = unk; - } - - printf("OMAP%s-%s revision %d\n", cpu_s, sec_s, rev - 1); - printf("Samsung Apollon SDP Base Board + %s \n", mem_s); -} - -/************************************************************************* - * get_board_rev() - setup to pass kernel board revision information - * 0 = 242x IP platform (first 2xx boards) - * 1 = 242x Menelaus platfrom. - *************************************************************************/ -u32 get_board_rev(void) -{ - u32 rev = 0; - u32 btype = get_board_type(); - - if (btype == BOARD_H4_MENELAUS) - rev = 1; - return (rev); -} - -/******************************************************** - * get_base(); get upper addr of current execution - *******************************************************/ -u32 get_base(void) -{ - u32 val; - __asm__ __volatile__("mov %0, pc \n":"=r"(val)::"memory"); - val &= 0xF0000000; - val >>= 28; - return (val); -} - -/******************************************************** - * get_base2(); get 2upper addr of current execution - *******************************************************/ -u32 get_base2(void) -{ - u32 val; - __asm__ __volatile__("mov %0, pc \n":"=r"(val)::"memory"); - val &= 0xFF000000; - val >>= 24; - return (val); -} - -/******************************************************** - * running_in_flash() - tell if currently running in - * flash. - *******************************************************/ -u32 running_in_flash(void) -{ - if (get_base() < 4) - return (1); /* in flash */ - return (0); /* running in SRAM or SDRAM */ -} - -/******************************************************** - * running_in_sram() - tell if currently running in - * sram. - *******************************************************/ -u32 running_in_sram(void) -{ - if (get_base() == 4) - return (1); /* in SRAM */ - return (0); /* running in FLASH or SDRAM */ -} - -/******************************************************** - * running_in_sdram() - tell if currently running in - * flash. - *******************************************************/ -u32 running_in_sdram(void) -{ - if (get_base() > 4) - return (1); /* in sdram */ - return (0); /* running in SRAM or FLASH */ -} - -/************************************************************* - * running_from_internal_boot() - am I a signed NOR image. - *************************************************************/ -u32 running_from_internal_boot(void) -{ - u32 v, base; - - v = get_sysboot_value() & BIT3; - base = get_base2(); - /* if running at mask rom flash address and - * sysboot3 says this was an internal boot - */ - if ((base == 0x08) && v) - return (1); - else - return (0); -} - -/************************************************************* - * get_device_type(): tell if GP/HS/EMU/TST - *************************************************************/ -u32 get_device_type(void) -{ - int mode; - mode = __raw_readl(CONTROL_STATUS) & (BIT10 | BIT9 | BIT8); - return (mode >>= 8); -} |