Add apollon board support
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
diff --git a/board/apollon/Makefile b/board/apollon/Makefile
new file mode 100644
index 0000000..5348f2d
--- /dev/null
+++ b/board/apollon/Makefile
@@ -0,0 +1,48 @@
+#
+# (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).a
+
+COBJS := apollon.o mem.o sys_info.o
+SOBJS := lowlevel_init.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
diff --git a/board/apollon/apollon.c b/board/apollon/apollon.c
new file mode 100644
index 0000000..e2c6277
--- /dev/null
+++ b/board/apollon/apollon.c
@@ -0,0 +1,608 @@
+/*
+ * (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 <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 <i2c.h>
+#include <asm/mach-types.h>
+
+void wait_for_command_complete(unsigned int wd_base);
+
+/*******************************************************
+ * Routine: delay
+ * Description: spinning delay to use before udelay works
+******************************************************/
+static inline void delay(unsigned long loops) {
+ __asm__ volatile ("1:\n" "subs %0, %1, #1\n"
+ "bne 1b":"=r" (loops):"0"(loops)); }
+
+/*****************************************
+ * Routine: board_init
+ * Description: Early hardware init.
+ *****************************************/
+int board_init(void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ 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)
+{
+ ether_init(); /* better done here so timers are init'ed */
+ 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:ether_init
+ * Description: take the Ethernet controller out of reset and wait
+ * for the EEPROM load to complete.
+ ******************************************************************/
+void ether_init(void)
+{
+#ifdef CONFIG_DRIVER_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) {
+ printf("1. eth reset err\n");
+ 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) {
+ printf("2. eth reset err\n");
+ goto eth_reset_err_out;
+ }
+ --cnt;
+ } while (__raw_readw(LAN_RESET_REGISTER) != 0x0000);
+ udelay(1000);
+
+ *((volatile unsigned char *)ETH_CONTROL_REG) &= ~0x01;
+ udelay(1000);
+
+eth_reset_err_out:
+ return;
+#endif
+}
+
+/**********************************************
+ * Routine: dram_init
+ * Description: sets uboots idea of sdram size
+**********************************************/
+int dram_init(void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+ unsigned int size0 = 0, size1 = 0;
+ u32 mtype, btype, rev = 0, cpu = 0;
+#define NOT_EARLY 0
+
+ btype = get_board_type();
+ mtype = get_mem_type();
+ rev = get_cpu_rev();
+ cpu = get_cpu_type();
+
+ display_board_info(btype);
+
+ if ((mtype == DDR_COMBO) || (mtype == DDR_STACKED)) {
+ printf("ddr combo\n");
+ do_sdrc_init(SDRC_CS1_OSET, NOT_EARLY); /* init other chip select */
+ }
+
+ size0 = get_sdr_cs_size(SDRC_CS0_OSET);
+ size1 = get_sdr_cs_size(SDRC_CS1_OSET);
+
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = size0;
+#if CONFIG_NR_DRAM_BANKS > 1
+ gd->bd->bi_dram[1].start = PHYS_SDRAM_1 + size0;
+ gd->bd->bi_dram[1].size = size1;
+#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;
+ v = __raw_readl(CM_CLKSEL2_CORE) | 0x4 | 0x2; /* Sys_clk input OMAP2420_GPT2 */
+ __raw_writel(v, CM_CLKSEL2_CORE);
+ __raw_writel(0x1, CM_CLKSEL_WKUP);
+
+#ifdef CFG_NS16550
+ /* Enable UART1 clock */
+ func_clks |= BIT21;
+ if_clks |= BIT21;
+#endif
+ v = __raw_readl(CM_ICLKEN1_CORE) | if_clks; /* Interface clocks on */
+ __raw_writel(v, CM_ICLKEN1_CORE);
+ v = __raw_readl(CM_FCLKEN1_CORE) | func_clks; /* Functional Clocks on */
+ __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)
+{
+ volatile uint8 *MuxConfigReg;
+
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_USB0_PUEN;
+ *MuxConfigReg &= (uint8) (~0x1F);
+
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_USB0_VP;
+ *MuxConfigReg &= (uint8) (~0x1F);
+
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_USB0_VM;
+ *MuxConfigReg &= (uint8) (~0x1F);
+
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_USB0_RCV;
+ *MuxConfigReg &= (uint8) (~0x1F);
+
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_USB0_TXEN;
+ *MuxConfigReg &= (uint8) (~0x1F);
+
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_USB0_SE0;
+ *MuxConfigReg &= (uint8) (~0x1F);
+
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_USB0_DAT;
+ *MuxConfigReg &= (uint8) (~0x1F);
+}
+
+#define CONTROL_PADCONF_USB1_RCV ((volatile uint8 *)0x480000EB)
+#define CONTROL_PADCONF_USB1_TXEN ((volatile uint8 *)0x480000EC)
+#define CONTROL_PADCONF_GPIO69 ((volatile uint8 *)0x480000ED)
+#define CONTROL_PADCONF_GPIO70 ((volatile uint8 *)0x480000EE)
+
+#define CONTROL_PADCONF_GPIO102 ((volatile uint8 *)0x48000116)
+#define CONTROL_PADCONF_GPIO103 ((volatile uint8 *)0x48000117)
+#define CONTROL_PADCONF_GPIO104 ((volatile uint8 *)0x48000118)
+#define CONTROL_PADCONF_GPIO105 ((volatile uint8 *)0x48000119)
+/****************************************
+ * Routine: muxSetupUSBHost (ostboot)
+ * Description: Setup USB Host muxing
+ *****************************************/
+void muxSetupUsbHost(void)
+{
+ volatile uint8 *MuxConfigReg;
+
+ /* V19 */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_USB1_RCV;
+ *MuxConfigReg = 1;
+ /* W20 */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_USB1_TXEN;
+ *MuxConfigReg = 1;
+ /* N14 */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_GPIO69;
+ *MuxConfigReg = 3;
+ /* P15 */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_GPIO70;
+ *MuxConfigReg = 3;
+
+ /* L18 */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_GPIO102;
+ *MuxConfigReg = 3;
+ /* L19 */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_GPIO103;
+ *MuxConfigReg = 3;
+ /* K15 */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_GPIO104;
+ *MuxConfigReg = 3;
+ /* K14 */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_GPIO105;
+ *MuxConfigReg = 3;
+}
+
+/****************************************
+ * Routine: muxSetupUART1 (ostboot)
+ * Description: Set up uart1 muxing
+ *****************************************/
+void muxSetupUART1(void)
+{
+ volatile unsigned char *MuxConfigReg;
+
+ /* UART1_CTS pin configuration, PIN = D21 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_UART1_CTS;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* UART1_RTS pin configuration, PIN = H21 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_UART1_RTS;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* UART1_TX pin configuration, PIN = L20 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_UART1_TX;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* UART1_RX pin configuration, PIN = T21 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_UART1_RX;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+}
+
+/****************************************
+ * Routine: muxSetupLCD (ostboot)
+ * Description: Setup lcd muxing
+ *****************************************/
+void muxSetupLCD(void)
+{
+ volatile unsigned char *MuxConfigReg;
+
+ /* LCD_D0 pin configuration, PIN = Y7 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D0;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D1 pin configuration, PIN = P10 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D1;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D2 pin configuration, PIN = V8 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D2;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D3 pin configuration, PIN = Y8 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D3;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D4 pin configuration, PIN = W8 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D4;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D5 pin configuration, PIN = R10 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D5;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D6 pin configuration, PIN = Y9 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D6;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D7 pin configuration, PIN = V9 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D7;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D8 pin configuration, PIN = W9 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D8;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D9 pin configuration, PIN = P11 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D9;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D10 pin configuration, PIN = V10 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D10;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D11 pin configuration, PIN = Y10 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D11;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D12 pin configuration, PIN = W10 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D12;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D13 pin configuration, PIN = R11 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D13;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D14 pin configuration, PIN = V11 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D14;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D15 pin configuration, PIN = W11 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D15;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D16 pin configuration, PIN = P12 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D16;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_D17 pin configuration, PIN = R12 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_D17;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_PCLK pin configuration, PIN = W6 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_PCLK;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_VSYNC pin configuration, PIN = V7 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_VSYNC;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_HSYNC pin configuration, PIN = Y6 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_HSYNC;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* LCD_ACBIAS pin configuration, PIN = W7 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_DSS_ACBIAS;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+}
+
+/****************************************
+ * Routine: muxSetupMMCSD (ostboot)
+ * Description: set up MMC muxing
+ *****************************************/
+void muxSetupMMCSD(void)
+{
+ volatile unsigned char *MuxConfigReg;
+
+ /* SDMMC_CLKI pin configuration, PIN = H15 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_CLKI;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* SDMMC_CLKO pin configuration, PIN = G19 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_CLKO;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* SDMMC_CMD pin configuration, PIN = H18 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_CMD;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+ /* External pull-ups are present. */
+ /* *MuxConfigReg |= 0x18 ; #/ PullUDEnable=Enabled, PullTypeSel=PU */
+
+ /* SDMMC_DAT0 pin configuration, PIN = F20 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_DAT0;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+ /* External pull-ups are present. */
+ /* *MuxConfigReg |= 0x18 ; #/ PullUDEnable=Enabled, PullTypeSel=PU */
+
+ /* SDMMC_DAT1 pin configuration, PIN = H14 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_DAT1;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+ /* External pull-ups are present. */
+ /* *MuxConfigReg |= 0x18 ; #/ PullUDEnable=Enabled, PullTypeSel=PU */
+
+ /* SDMMC_DAT2 pin configuration, PIN = E19 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_DAT2;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+ /* External pull-ups are present. */
+ /* *MuxConfigReg |= 0x18 ; #/ PullUDEnable=Enabled, PullTypeSel=PU */
+
+ /* SDMMC_DAT3 pin configuration, PIN = D19 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_DAT3;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+ /* External pull-ups are present. */
+ /* *MuxConfigReg |= 0x18 ; #/ PullUDEnable=Enabled, PullTypeSel=PU */
+
+ /* SDMMC_DDIR0 pin configuration, PIN = F19 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_DAT_DIR0;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* SDMMC_DDIR1 pin configuration, PIN = E20 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_DAT_DIR1;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* SDMMC_DDIR2 pin configuration, PIN = F18 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_DAT_DIR2;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* SDMMC_DDIR3 pin configuration, PIN = E18 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_DAT_DIR3;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* SDMMC_CDIR pin configuration, PIN = G18 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_MMC_CMD_DIR;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+}
+
+/******************************************
+ * Routine: muxSetupTouchScreen (ostboot)
+ * Description: Set up touch screen muxing
+*******************************************/
+void muxSetupTouchScreen(void)
+{
+ volatile unsigned char *MuxConfigReg;
+
+ /* SPI1_CLK pin configuration, PIN = U18 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_SPI1_CLK;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* SPI1_MOSI pin configuration, PIN = V20 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_SPI1_SIMO;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* SPI1_MISO pin configuration, PIN = T18 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_SPI1_SOMI;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+ /* SPI1_nCS0 pin configuration, PIN = U19 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_SPI1_NCS0;
+ *MuxConfigReg = 0x00; /* Mode = 0, PUPD=Disabled */
+
+#define CONTROL_PADCONF_GPIO85 CONTROL_PADCONF_SPI1_NCS1
+
+ /* PEN_IRQ pin configuration, PIN = N15 */
+ MuxConfigReg = (volatile unsigned char *)CONTROL_PADCONF_GPIO85;
+ *MuxConfigReg = 0x03; /* Mode = 3, PUPD=Disabled */
+}
+
+/***************************************************************
+ * Routine: muxSetupGPMC (ostboot)
+ * Description: Configures balls which cam up in protected mode
+***************************************************************/
+void muxSetupGPMC(void)
+{
+ volatile uint8 *MuxConfigReg;
+ volatile unsigned int *MCR = (volatile unsigned int *)0x4800008C;
+
+ /* gpmc_io_dir */
+ *MCR = 0x19000000;
+
+ /* NOR FLASH CS0 */
+ /* signal - Gpmc_clk;
+ pin - J4; offset - 0x0088; mode - 0; Byte-3 Pull/up - N/A */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_GPMC_D2_BYTE3;
+ *MuxConfigReg = 0x00;
+
+ /* MPDB(Multi Port Debug Port) CS1 */
+ /* signal - gpmc_ncs1;
+ pin - N8; offset - 0x008C; mode - 0; Byte-1 Pull/up - N/A */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_GPMC_NCS0_BYTE1;
+ *MuxConfigReg = 0x00;
+
+ /* signal - Gpmc_ncs2;
+ pin - E2; offset - 0x008C; mode - 0; Byte-2 Pull/up - N/A */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_GPMC_NCS0_BYTE2;
+ *MuxConfigReg = 0x00;
+
+ /* signal - Gpmc_ncs3;
+ pin - N2; offset - 0x008C; mode - 0; Byte-3 Pull/up - N/A */
+ MuxConfigReg = (volatile uint8 *)CONTROL_PADCONF_GPMC_NCS0_BYTE3;
+ *MuxConfigReg = 0x00;
+
+ MuxConfigReg = (volatile uint8 *)((volatile unsigned char *)0x48000090);
+ *MuxConfigReg = 0x00;
+ MuxConfigReg = (volatile uint8 *)((volatile unsigned char *)0x48000091);
+ *MuxConfigReg = 0x00;
+ MuxConfigReg = (volatile uint8 *)((volatile unsigned char *)0x48000092);
+ *MuxConfigReg = 0x00;
+ MuxConfigReg = (volatile uint8 *)((volatile unsigned char *)0x48000093);
+ *MuxConfigReg = 0x00;
+}
+
+/****************************************************************
+ * 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
new file mode 100644
index 0000000..417b954
--- /dev/null
+++ b/board/apollon/config.mk
@@ -0,0 +1,25 @@
+#
+# (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.
+TEXT_BASE = 0x80e80000
+
+# 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.
+#TEXT_BASE = 0x40270000
+
+# Handy to get symbols to debug ROM version.
+#TEXT_BASE = 0x0
+#TEXT_BASE = 0x08000000
diff --git a/board/apollon/lowlevel_init.S b/board/apollon/lowlevel_init.S
new file mode 100644
index 0000000..7676259
--- /dev/null
+++ b/board/apollon/lowlevel_init.S
@@ -0,0 +1,337 @@
+/*
+ * 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 TEXT_BASE /* sdram load addr from config.mk */
+
+.globl lowlevel_init
+lowlevel_init:
+
+#ifdef CFG_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
new file mode 100644
index 0000000..8154d11
--- /dev/null
+++ b/board/apollon/mem.c
@@ -0,0 +1,228 @@
+/*
+ * (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__ volatile ("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;
+
+ __raw_writel(0x0, OMAP2420_SDRC_CS0 + 0x400); /* clear pos A */
+ __raw_writel(pattern, OMAP2420_SDRC_CS0); /* pattern to pos B */
+ __raw_writel(0x0, OMAP2420_SDRC_CS0 + 4); /* remove pattern off the bus */
+ val1 = __raw_readl(OMAP2420_SDRC_CS0 + 0x400); /* get pos A value */
+ val2 = __raw_readl(OMAP2420_SDRC_CS0); /* get val2 */
+
+ if ((val1 != 0) || (val2 != pattern)) /* see if pos A value changed */
+ 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 CFG_NAND_BOOT
+ __raw_writel(0x001, GPMC_CONFIG); /* set nWP, disable limited addr */
+#else
+ __raw_writel(0x111, GPMC_CONFIG); /* set nWP, disable limited addr */
+#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 CFG_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);
+ /* enable new mapping */
+ __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(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 CFG_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 CFG_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
new file mode 100644
index 0000000..aed7e1d
--- /dev/null
+++ b/board/apollon/mem.h
@@ -0,0 +1,170 @@
+/*
+ * (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 0x00011200
+# 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 CFG_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 CFG_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 CFG_PRCM_III */
+
+#endif /* endif _APOLLON_OMAP24XX_MEM_H_ */
diff --git a/board/apollon/sys_info.c b/board/apollon/sys_info.c
new file mode 100644
index 0000000..60c35b4
--- /dev/null
+++ b/board/apollon/sys_info.c
@@ -0,0 +1,408 @@
+/*
+ * (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;
+ if (v == CPU_2420_CHIPID) { /* currently 2420 and 2422 have same id */
+ 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)
+{
+#if 0
+ if (i2c_probe(I2C_MENELAUS) == 0)
+ return (BOARD_H4_MENELAUS);
+ else
+#endif
+ 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 db_men[] = "Menelaus"; /* board type */
+ char db_ip[] = "IP";
+ 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, *db_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;
+
+ if (btype == BOARD_H4_MENELAUS)
+ db_s = db_men;
+ else
+ db_s = db_ip;
+
+ 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);
+}
diff --git a/board/apollon/u-boot.lds b/board/apollon/u-boot.lds
new file mode 100644
index 0000000..686d86b
--- /dev/null
+++ b/board/apollon/u-boot.lds
@@ -0,0 +1,64 @@
+/*
+ *
+ * Copyright (C) 2005-2007 Samsung Electronics
+ * Kyungin Park <kyugnmin.park@samsung.com>
+ *
+ * January 2004 - Changed to support H4 device
+ * Copyright (c) 2004 Texas Instruments
+ *
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <gj@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
+ */
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+ . = 0x00000000;
+
+ . = ALIGN(4);
+ .text :
+ {
+ cpu/arm1136/start.o (.text)
+ *(.text)
+ }
+
+ . = ALIGN(4);
+ .rodata : { *(.rodata) }
+
+ . = ALIGN(4);
+ .data : { *(.data) }
+
+ . = ALIGN(4);
+ .got : { *(.got) }
+
+ . = .;
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+ . = ALIGN(4);
+ __bss_start = .;
+ .bss : { *(.bss) }
+ _end = .;
+}
+