From 3fa52d588956e1c9d320345d97752847beccb430 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Sun, 23 Jan 2011 12:06:02 +0000 Subject: [uboot-lantiq] add support for arv4518 and arv752DWP22 boards git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25071 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../files/board/arcadyan/arv4518/Makefile | 47 ++ .../files/board/arcadyan/arv4518/arv4518.c | 334 +++++++++++ .../files/board/arcadyan/arv4518/config.mk | 60 ++ .../files/board/arcadyan/arv4518/ddr_settings.h | 50 ++ .../files/board/arcadyan/arv4518/lowlevel_init.S | 622 +++++++++++++++++++++ .../files/board/arcadyan/arv4518/pmuenable.S | 48 ++ .../files/board/arcadyan/arv4518/u-boot.lds | 70 +++ 7 files changed, 1231 insertions(+) create mode 100644 package/uboot-lantiq/files/board/arcadyan/arv4518/Makefile create mode 100644 package/uboot-lantiq/files/board/arcadyan/arv4518/arv4518.c create mode 100644 package/uboot-lantiq/files/board/arcadyan/arv4518/config.mk create mode 100644 package/uboot-lantiq/files/board/arcadyan/arv4518/ddr_settings.h create mode 100644 package/uboot-lantiq/files/board/arcadyan/arv4518/lowlevel_init.S create mode 100644 package/uboot-lantiq/files/board/arcadyan/arv4518/pmuenable.S create mode 100644 package/uboot-lantiq/files/board/arcadyan/arv4518/u-boot.lds (limited to 'package/uboot-lantiq/files/board/arcadyan/arv4518') diff --git a/package/uboot-lantiq/files/board/arcadyan/arv4518/Makefile b/package/uboot-lantiq/files/board/arcadyan/arv4518/Makefile new file mode 100644 index 0000000000..61f383b8dd --- /dev/null +++ b/package/uboot-lantiq/files/board/arcadyan/arv4518/Makefile @@ -0,0 +1,47 @@ +# +# (C) Copyright 2003-2006 +# 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 := $(BOARD).o +COBJS-y += arv4518.o + +SOBJS = lowlevel_init.o pmuenable.o + +SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS-y)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/package/uboot-lantiq/files/board/arcadyan/arv4518/arv4518.c b/package/uboot-lantiq/files/board/arcadyan/arv4518/arv4518.c new file mode 100644 index 0000000000..c015dd7014 --- /dev/null +++ b/package/uboot-lantiq/files/board/arcadyan/arv4518/arv4518.c @@ -0,0 +1,334 @@ +/* + * (C) Copyright 2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2010 + * Thomas Langer, Ralph Hempel + * + * 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 +#include +#include +#include +#include +#include +#include +#include +#if defined(CONFIG_CMD_HTTPD) +#include +#endif +#if defined(CONFIG_PCI) +#include +#endif + +extern ulong ifx_get_ddr_hz(void); +extern ulong ifx_get_cpuclk(void); + +/* IDs and registers of known external switches */ +#define ID_RTL8306 0x5988 +#define CONFIG_EXTRA_SWITCH 1 +void _machine_restart(void) +{ + *DANUBE_RCU_RST_REQ |=1<<30; +} + +#ifdef CONFIG_SYS_RAMBOOT +phys_size_t initdram(int board_type) +{ + return get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM); +} +#elif defined(CONFIG_USE_DDR_RAM) +phys_size_t initdram(int board_type) +{ + return (CONFIG_SYS_MAX_RAM); +} +#else + +static ulong max_sdram_size(void) /* per Chip Select */ +{ + /* The only supported SDRAM data width is 16bit. + */ +#define CFG_DW 4 + + /* The only supported number of SDRAM banks is 4. + */ +#define CFG_NB 4 + + ulong cfgpb0 = *DANUBE_SDRAM_MC_CFGPB0; + int cols = cfgpb0 & 0xF; + int rows = (cfgpb0 & 0xF0) >> 4; + ulong size = (1 << (rows + cols)) * CFG_DW * CFG_NB; + + return size; +} + +/* + * Check memory range for valid RAM. A simple memory test determines + * the actually available RAM size between addresses `base' and + * `base + maxsize'. + */ + +static long int dram_size(long int *base, long int maxsize) +{ + volatile long int *addr; + ulong cnt, val; + ulong save[32]; /* to make test non-destructive */ + unsigned char i = 0; + + for (cnt = (maxsize / sizeof (long)) >> 1; cnt > 0; cnt >>= 1) { + addr = base + cnt; /* pointer arith! */ + + save[i++] = *addr; + *addr = ~cnt; + } + + /* write 0 to base address */ + addr = base; + save[i] = *addr; + *addr = 0; + + /* check at base address */ + if ((val = *addr) != 0) { + *addr = save[i]; + return (0); + } + + for (cnt = 1; cnt < maxsize / sizeof (long); cnt <<= 1) { + addr = base + cnt; /* pointer arith! */ + + val = *addr; + *addr = save[--i]; + + if (val != (~cnt)) { + return (cnt * sizeof (long)); + } + } + return (maxsize); +} + +phys_size_t initdram(int board_type) +{ + int rows, cols, best_val = *DANUBE_SDRAM_MC_CFGPB0; + ulong size, max_size = 0; + ulong our_address; + + /* load t9 into our_address */ + asm volatile ("move %0, $25" : "=r" (our_address) :); + + /* Can't probe for RAM size unless we are running from Flash. + * find out whether running from DRAM or Flash. + */ + if (CPHYSADDR(our_address) < CPHYSADDR(PHYS_FLASH_1)) + { + return max_sdram_size(); + } + + for (cols = 0x8; cols <= 0xC; cols++) + { + for (rows = 0xB; rows <= 0xD; rows++) + { + *DANUBE_SDRAM_MC_CFGPB0 = (0x14 << 8) | + (rows << 4) | cols; + size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, + max_sdram_size()); + + if (size > max_size) + { + best_val = *DANUBE_SDRAM_MC_CFGPB0; + max_size = size; + } + } + } + + *DANUBE_SDRAM_MC_CFGPB0 = best_val; + return max_size; +} +#endif + +int checkboard (void) +{ + unsigned long chipid = *DANUBE_MPS_CHIPID; + int part_num; + + puts ("Board: "); + + part_num = DANUBE_MPS_CHIPID_PARTNUM_GET(chipid); + switch (part_num) + { + case 0x129: + case 0x12D: + case 0x12b: + puts("Danube/Twinpass/Vinax-VE "); + break; + default: + printf ("unknown, chip part number 0x%03X ", part_num); + break; + } + printf ("V1.%ld, ", DANUBE_MPS_CHIPID_VERSION_GET(chipid)); + + printf("DDR Speed %ld MHz, ", ifx_get_ddr_hz()/1000000); + printf("CPU Speed %ld MHz\n", ifx_get_cpuclk()/1000000); + + return 0; +} + +#ifdef CONFIG_SKIP_LOWLEVEL_INIT +int board_early_init_f(void) +{ +#ifdef CONFIG_EBU_ADDSEL0 + (*DANUBE_EBU_ADDSEL0) = CONFIG_EBU_ADDSEL0; +#endif +#ifdef CONFIG_EBU_ADDSEL1 + (*DANUBE_EBU_ADDSEL1) = CONFIG_EBU_ADDSEL1; +#endif +#ifdef CONFIG_EBU_ADDSEL2 + (*DANUBE_EBU_ADDSEL2) = CONFIG_EBU_ADDSEL2; +#endif +#ifdef CONFIG_EBU_ADDSEL3 + (*DANUBE_EBU_ADDSEL3) = CONFIG_EBU_ADDSEL3; +#endif +#ifdef CONFIG_EBU_BUSCON0 + (*DANUBE_EBU_BUSCON0) = CONFIG_EBU_BUSCON0; +#endif +#ifdef CONFIG_EBU_BUSCON1 + (*DANUBE_EBU_BUSCON1) = CONFIG_EBU_BUSCON1; +#endif +#ifdef CONFIG_EBU_BUSCON2 + (*DANUBE_EBU_BUSCON2) = CONFIG_EBU_BUSCON2; +#endif +#ifdef CONFIG_EBU_BUSCON3 + (*DANUBE_EBU_BUSCON3) = CONFIG_EBU_BUSCON3; +#endif + + return 0; +} +#endif /* CONFIG_SKIP_LOWLEVEL_INIT */ + + +#ifdef CONFIG_EXTRA_SWITCH +static int external_switch_init(void) +{ + unsigned short chipid; + static char * const name = "lq_cpe_eth"; + + /* earlier no valid response is available, at least on Twinpass & Tantos @ 111MHz, M4530 platform */ + udelay(100000); + + puts("\nsearching for rtl8306 switch ... "); + if (miiphy_read(name, 4, 30, &chipid) == 0) { + puts("s1\n"); + if (chipid == ID_RTL8306) { + puts("found"); + /* set led mode */ + miiphy_write(name, 0, 19, 0xffff); + /* magic */ + miiphy_write(name, 4, 22, 0x877f); + puts("\n"); + return 0; + } + puts("failed\n"); + } + puts("\nno known switch found ... \n"); + + return 0; +} +#endif /* CONFIG_EXTRA_SWITCH */ + +int board_eth_init(bd_t *bis) +{ +#if defined(CONFIG_IFX_ETOP) + uchar enetaddr[6]; + if (!eth_getenv_enetaddr("ethaddr", enetaddr)) + eth_setenv_enetaddr("ethaddr", (uchar *)0xb03f0016); + + *DANUBE_PMU_PWDCR &= 0xFFFFEFDF; + *DANUBE_PMU_PWDCR &=~(1< + * + * 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 + */ +/* History: + peng liu May 25, 2006, for PLL setting after reset, 05252006 + */ +#include +#include +#include + +#if 0 + +#if defined(CONFIG_USE_DDR_RAM) + +#if defined(CONFIG_USE_DDR_RAM_CFG_111M) +#include "ddr_settings_r111.h" +#define DDR111 +#elif defined(CONFIG_USE_DDR_RAM_CFG_166M) +#include "ddr_settings_r166.h" +#define DDR166 +#elif defined(CONFIG_USE_DDR_RAM_CFG_e111M) +#include "ddr_settings_e111.h" +#define DDR111 +#elif defined(CONFIG_USE_DDR_RAM_CFG_e166M) +#include "ddr_settings_e166.h" +#define DDR166 +#elif defined(CONFIG_USE_DDR_RAM_CFG_promos400) +#include "ddr_settings_PROMOSDDR400.h" +#define DDR166 +#elif defined(CONFIG_USE_DDR_RAM_CFG_samsung166) +#include "ddr_settings_Samsung_166.h" +#define DDR166 +#elif defined(CONFIG_USE_DDR_RAM_CFG_psc166) +#include "ddr_settings_psc_166.h" +#define DDR166 +#else +#warning "missing definition for ddr_settings.h, use default!" +#include "ddr_settings.h" +#endif +#endif /* CONFIG_USE_DDR_RAM */ + +#else + +#include "ddr_settings.h" +#define DDR166 + +#endif + +#if defined(CONFIG_USE_DDR_RAM) && !defined(MC_DC0_VALUE) +#error "missing include of ddr_settings.h" +#endif + +#define EBU_MODUL_BASE 0xBE105300 +#define EBU_CLC(value) 0x0000(value) +#define EBU_CON(value) 0x0010(value) +#define EBU_ADDSEL0(value) 0x0020(value) +#define EBU_ADDSEL1(value) 0x0024(value) +#define EBU_ADDSEL2(value) 0x0028(value) +#define EBU_ADDSEL3(value) 0x002C(value) +#define EBU_BUSCON0(value) 0x0060(value) +#define EBU_BUSCON1(value) 0x0064(value) +#define EBU_BUSCON2(value) 0x0068(value) +#define EBU_BUSCON3(value) 0x006C(value) + +#define MC_MODUL_BASE 0xBF800000 +#define MC_ERRCAUSE(value) 0x0010(value) +#define MC_ERRADDR(value) 0x0020(value) +#define MC_CON(value) 0x0060(value) + +#define MC_SRAM_ENABLE 0x00000004 +#define MC_SDRAM_ENABLE 0x00000002 +#define MC_DDRRAM_ENABLE 0x00000001 + +#define MC_SDR_MODUL_BASE 0xBF800200 +#define MC_IOGP(value) 0x0000(value) +#define MC_CTRLENA(value) 0x0010(value) +#define MC_MRSCODE(value) 0x0020(value) +#define MC_CFGDW(value) 0x0030(value) +#define MC_CFGPB0(value) 0x0040(value) +#define MC_LATENCY(value) 0x0080(value) +#define MC_TREFRESH(value) 0x0090(value) +#define MC_SELFRFSH(value) 0x00A0(value) + +#define MC_DDR_MODUL_BASE 0xBF801000 +#define MC_DC00(value) 0x0000(value) +#define MC_DC01(value) 0x0010(value) +#define MC_DC02(value) 0x0020(value) +#define MC_DC03(value) 0x0030(value) +#define MC_DC04(value) 0x0040(value) +#define MC_DC05(value) 0x0050(value) +#define MC_DC06(value) 0x0060(value) +#define MC_DC07(value) 0x0070(value) +#define MC_DC08(value) 0x0080(value) +#define MC_DC09(value) 0x0090(value) +#define MC_DC10(value) 0x00A0(value) +#define MC_DC11(value) 0x00B0(value) +#define MC_DC12(value) 0x00C0(value) +#define MC_DC13(value) 0x00D0(value) +#define MC_DC14(value) 0x00E0(value) +#define MC_DC15(value) 0x00F0(value) +#define MC_DC16(value) 0x0100(value) +#define MC_DC17(value) 0x0110(value) +#define MC_DC18(value) 0x0120(value) +#define MC_DC19(value) 0x0130(value) +#define MC_DC20(value) 0x0140(value) +#define MC_DC21(value) 0x0150(value) +#define MC_DC22(value) 0x0160(value) +#define MC_DC23(value) 0x0170(value) +#define MC_DC24(value) 0x0180(value) +#define MC_DC25(value) 0x0190(value) +#define MC_DC26(value) 0x01A0(value) +#define MC_DC27(value) 0x01B0(value) +#define MC_DC28(value) 0x01C0(value) +#define MC_DC29(value) 0x01D0(value) +#define MC_DC30(value) 0x01E0(value) +#define MC_DC31(value) 0x01F0(value) +#define MC_DC32(value) 0x0200(value) +#define MC_DC33(value) 0x0210(value) +#define MC_DC34(value) 0x0220(value) +#define MC_DC35(value) 0x0230(value) +#define MC_DC36(value) 0x0240(value) +#define MC_DC37(value) 0x0250(value) +#define MC_DC38(value) 0x0260(value) +#define MC_DC39(value) 0x0270(value) +#define MC_DC40(value) 0x0280(value) +#define MC_DC41(value) 0x0290(value) +#define MC_DC42(value) 0x02A0(value) +#define MC_DC43(value) 0x02B0(value) +#define MC_DC44(value) 0x02C0(value) +#define MC_DC45(value) 0x02D0(value) +#define MC_DC46(value) 0x02E0(value) + +#define RCU_OFFSET 0xBF203000 +#define RCU_RST_REQ (RCU_OFFSET + 0x0010) +#define RCU_STS (RCU_OFFSET + 0x0014) + +#define CGU_OFFSET 0xBF103000 +#define PLL0_CFG (CGU_OFFSET + 0x0004) +#define PLL1_CFG (CGU_OFFSET + 0x0008) +#define PLL2_CFG (CGU_OFFSET + 0x000C) +#define CGU_SYS (CGU_OFFSET + 0x0010) +#define CGU_UPDATE (CGU_OFFSET + 0x0014) +#define IF_CLK (CGU_OFFSET + 0x0018) +#define CGU_SMD (CGU_OFFSET + 0x0020) +#define CGU_CT1SR (CGU_OFFSET + 0x0028) +#define CGU_CT2SR (CGU_OFFSET + 0x002C) +#define CGU_PCMCR (CGU_OFFSET + 0x0030) +#define PCI_CR_PCI (CGU_OFFSET + 0x0034) +#define CGU_OSC_CTRL (CGU_OFFSET + 0x001C) +#define CGU_MIPS_PWR_DWN (CGU_OFFSET + 0x0038) +#define CLK_MEASURE (CGU_OFFSET + 0x003C) + +//05252006 +#define pll0_35MHz_CONFIG 0x9D861059 +#define pll1_35MHz_CONFIG 0x1A260CD9 +#define pll2_35MHz_CONFIG 0x8000f1e5 +#define pll0_36MHz_CONFIG 0x1000125D +#define pll1_36MHz_CONFIG 0x1B1E0C99 +#define pll2_36MHz_CONFIG 0x8002f2a1 +//05252006 + +//06063001-joelin disable the PCI CFRAME mask -start +/*CFRAME is an I/O signal, in the chip, the output CFRAME is selected via GPIO altsel pins, so if you select MII1 RXD1, the CFRAME will not come out. +But the CFRAME input still take the signal from the pad and not disabled when altsel choose other function. So when MII1_RXD1 is low from other device, the EBU interface will be disabled. + +The chip function in such a way that disable the CFRAME mask mean EBU not longer check CFRAME to be the device using the bus. +The side effect is the entire PCI block will see CFRAME low all the time meaning PCI cannot use the bus at all so no more PCI function. +*/ +#define PCI_CR_PR_OFFSET 0xBE105400 +#define PCI_CR_PCI_MOD_REG (PCI_CR_PR_OFFSET + 0x0030) +#define PCI_CONFIG_SPACE 0xB7000000 +#define CS_CFM (PCI_CONFIG_SPACE + 0x6C) +//06063001-joelin disable the PCI CFRAME mask -end + .set noreorder + + +/* + * void ebu_init(void) + */ + .globl ebu_init + .ent ebu_init +ebu_init: + +#if defined(CONFIG_EBU_ADDSEL0) || defined(CONFIG_EBU_ADDSEL1) || \ + defined(CONFIG_EBU_ADDSEL2) || defined(CONFIG_EBU_ADDSEL3) || \ + defined(CONFIG_EBU_BUSCON0) || defined(CONFIG_EBU_BUSCON1) || \ + defined(CONFIG_EBU_BUSCON2) || defined(CONFIG_EBU_BUSCON3) + + li t1, EBU_MODUL_BASE +#if defined(CONFIG_EBU_ADDSEL0) + li t2, CONFIG_EBU_ADDSEL0 + sw t2, EBU_ADDSEL0(t1) +#endif +#if defined(CONFIG_EBU_ADDSEL1) + li t2, CONFIG_EBU_ADDSEL1 + sw t2, EBU_ADDSEL1(t1) +#endif +#if defined(CONFIG_EBU_ADDSEL2) + li t2, CONFIG_EBU_ADDSEL2 + sw t2, EBU_ADDSEL2(t1) +#endif +#if defined(CONFIG_EBU_ADDSEL3) + li t2, CONFIG_EBU_ADDSEL3 + sw t2, EBU_ADDSEL3(t1) +#endif + +#if defined(CONFIG_EBU_BUSCON0) + li t2, CONFIG_EBU_BUSCON0 + sw t2, EBU_BUSCON0(t1) +#endif +#if defined(CONFIG_EBU_BUSCON1) + li t2, CONFIG_EBU_BUSCON1 + sw t2, EBU_BUSCON1(t1) +#endif +#if defined(CONFIG_EBU_BUSCON2) + li t2, CONFIG_EBU_BUSCON2 + sw t2, EBU_BUSCON2(t1) +#endif +#if defined(CONFIG_EBU_BUSCON3) + li t2, CONFIG_EBU_BUSCON3 + sw t2, EBU_BUSCON3(t1) +#endif + +#endif + + j ra + nop + + .end ebu_init + + +/* + * void cgu_init(long) + * + * a0 has the clock value + */ + .globl cgu_init + .ent cgu_init +cgu_init: + li t2, CGU_SYS + lw t2,0(t2) + beq t2,a0,freq_up2date + nop + + li t2, RCU_STS + lw t2, 0(t2) + and t2,0x00020000 + beq t2,0x00020000,boot_36MHZ + nop +//05252006 + li t1, PLL0_CFG + li t2, pll0_35MHz_CONFIG + sw t2,0(t1) + li t1, PLL1_CFG + li t2, pll1_35MHz_CONFIG + sw t2,0(t1) + li t1, PLL2_CFG + li t2, pll2_35MHz_CONFIG + sw t2,0(t1) + li t1, CGU_SYS + sw a0,0(t1) + li t1, RCU_RST_REQ + li t2, 0x40000008 + sw t2,0(t1) + b wait_reset + nop +boot_36MHZ: + li t1, PLL0_CFG + li t2, pll0_36MHz_CONFIG + sw t2,0(t1) + li t1, PLL1_CFG + li t2, pll1_36MHz_CONFIG + sw t2,0(t1) + li t1, PLL2_CFG + li t2, pll2_36MHz_CONFIG + sw t2,0(t1) + li t1, CGU_SYS + sw a0,0(t1) + li t1, RCU_RST_REQ + li t2, 0x40000008 + sw t2,0(t1) +//05252006 + +wait_reset: + b wait_reset + nop +freq_up2date: + j ra + nop + + .end cgu_init + +#ifndef CONFIG_USE_DDR_RAM +/* + * void sdram_init(long) + * + * a0 has the clock value + */ + .globl sdram_init + .ent sdram_init +sdram_init: + + /* SDRAM Initialization + */ + li t1, MC_MODUL_BASE + + /* Clear Error log registers */ + sw zero, MC_ERRCAUSE(t1) + sw zero, MC_ERRADDR(t1) + + /* Enable SDRAM module in memory controller */ + li t3, MC_SDRAM_ENABLE + lw t2, MC_CON(t1) + or t3, t2, t3 + sw t3, MC_CON(t1) + + li t1, MC_SDR_MODUL_BASE + + /* disable the controller */ + li t2, 0 + sw t2, MC_CTRLENA(t1) + + li t2, 0x822 + sw t2, MC_IOGP(t1) + + li t2, 0x2 + sw t2, MC_CFGDW(t1) + + /* Set CAS Latency */ + li t2, 0x00000020 + sw t2, MC_MRSCODE(t1) + + /* Set CS0 to SDRAM parameters */ + li t2, 0x000014d8 + sw t2, MC_CFGPB0(t1) + + /* Set SDRAM latency parameters */ + li t2, 0x00036325; /* BC PC100 */ + sw t2, MC_LATENCY(t1) + + /* Set SDRAM refresh rate */ + li t2, 0x00000C30 + sw t2, MC_TREFRESH(t1) + + /* Clear Power-down registers */ + sw zero, MC_SELFRFSH(t1) + + /* Finally enable the controller */ + li t2, 1 + sw t2, MC_CTRLENA(t1) + + j ra + nop + + .end sdram_init + +#endif /* !CONFIG_USE_DDR_RAM */ + +#ifdef CONFIG_USE_DDR_RAM +/* + * void ddrram_init(long) + * + * a0 has the clock value + */ + .globl ddrram_init + .ent ddrram_init +ddrram_init: + + /* DDR-DRAM Initialization + */ + li t1, MC_MODUL_BASE + + /* Clear Error log registers */ + sw zero, MC_ERRCAUSE(t1) + sw zero, MC_ERRADDR(t1) + + /* Enable DDR module in memory controller */ + li t3, MC_DDRRAM_ENABLE + lw t2, MC_CON(t1) + or t3, t2, t3 + sw t3, MC_CON(t1) + + li t1, MC_DDR_MODUL_BASE + + /* Write configuration to DDR controller registers */ + li t2, MC_DC0_VALUE + sw t2, MC_DC00(t1) + + li t2, MC_DC1_VALUE + sw t2, MC_DC01(t1) + + li t2, MC_DC2_VALUE + sw t2, MC_DC02(t1) + + li t2, MC_DC3_VALUE + sw t2, MC_DC03(t1) + + li t2, MC_DC4_VALUE + sw t2, MC_DC04(t1) + + li t2, MC_DC5_VALUE + sw t2, MC_DC05(t1) + + li t2, MC_DC6_VALUE + sw t2, MC_DC06(t1) + + li t2, MC_DC7_VALUE + sw t2, MC_DC07(t1) + + li t2, MC_DC8_VALUE + sw t2, MC_DC08(t1) + + li t2, MC_DC9_VALUE + sw t2, MC_DC09(t1) + + li t2, MC_DC10_VALUE + sw t2, MC_DC10(t1) + + li t2, MC_DC11_VALUE + sw t2, MC_DC11(t1) + + li t2, MC_DC12_VALUE + sw t2, MC_DC12(t1) + + li t2, MC_DC13_VALUE + sw t2, MC_DC13(t1) + + li t2, MC_DC14_VALUE + sw t2, MC_DC14(t1) + + li t2, MC_DC15_VALUE + sw t2, MC_DC15(t1) + + li t2, MC_DC16_VALUE + sw t2, MC_DC16(t1) + + li t2, MC_DC17_VALUE + sw t2, MC_DC17(t1) + + li t2, MC_DC18_VALUE + sw t2, MC_DC18(t1) + + li t2, MC_DC19_VALUE + sw t2, MC_DC19(t1) + + li t2, MC_DC20_VALUE + sw t2, MC_DC20(t1) + + li t2, MC_DC21_VALUE + sw t2, MC_DC21(t1) + + li t2, MC_DC22_VALUE + sw t2, MC_DC22(t1) + + li t2, MC_DC23_VALUE + sw t2, MC_DC23(t1) + + li t2, MC_DC24_VALUE + sw t2, MC_DC24(t1) + + li t2, MC_DC25_VALUE + sw t2, MC_DC25(t1) + + li t2, MC_DC26_VALUE + sw t2, MC_DC26(t1) + + li t2, MC_DC27_VALUE + sw t2, MC_DC27(t1) + + li t2, MC_DC28_VALUE + sw t2, MC_DC28(t1) + + li t2, MC_DC29_VALUE + sw t2, MC_DC29(t1) + + li t2, MC_DC30_VALUE + sw t2, MC_DC30(t1) + + li t2, MC_DC31_VALUE + sw t2, MC_DC31(t1) + + li t2, MC_DC32_VALUE + sw t2, MC_DC32(t1) + + li t2, MC_DC33_VALUE + sw t2, MC_DC33(t1) + + li t2, MC_DC34_VALUE + sw t2, MC_DC34(t1) + + li t2, MC_DC35_VALUE + sw t2, MC_DC35(t1) + + li t2, MC_DC36_VALUE + sw t2, MC_DC36(t1) + + li t2, MC_DC37_VALUE + sw t2, MC_DC37(t1) + + li t2, MC_DC38_VALUE + sw t2, MC_DC38(t1) + + li t2, MC_DC39_VALUE + sw t2, MC_DC39(t1) + + li t2, MC_DC40_VALUE + sw t2, MC_DC40(t1) + + li t2, MC_DC41_VALUE + sw t2, MC_DC41(t1) + + li t2, MC_DC42_VALUE + sw t2, MC_DC42(t1) + + li t2, MC_DC43_VALUE + sw t2, MC_DC43(t1) + + li t2, MC_DC44_VALUE + sw t2, MC_DC44(t1) + + li t2, MC_DC45_VALUE + sw t2, MC_DC45(t1) + + li t2, MC_DC46_VALUE + sw t2, MC_DC46(t1) + + li t2, 0x00000100 + sw t2, MC_DC03(t1) + + j ra + nop + + .end ddrram_init +#endif /* CONFIG_USE_DDR_RAM */ + + .globl lowlevel_init + .ent lowlevel_init +lowlevel_init: + /* EBU, CGU and SDRAM/DDR-RAM Initialization. + */ + move t0, ra + /* We rely on the fact that non of the following ..._init() functions + * modify t0 + */ +#if defined(CONFIG_SYS_EBU_BOOT) +#if defined(DDR166) + /* 0xe8 means CPU0/CPU1 333M, DDR 167M, FPI 83M, PPE 240M */ + li a0,0xe8 +#elif defined(DDR133) + /* 0xe9 means CPU0/CPU1 333M, DDR 133M, FPI 83M, PPE 240M */ + li a0,0xe9 +#else /* defined(DDR111) */ + /* 0xea means CPU0/CPU1 333M, DDR 111M, FPI 83M, PPE 240M */ + li a0,0xea +#endif + bal cgu_init + nop +#endif /* CONFIG_SYS_EBU_BOOT */ + + bal ebu_init + nop + +//06063001-joelin disable the PCI CFRAME mask-start +#ifdef DISABLE_CFRAME + li t1, PCI_CR_PCI //mw bf103034 80000000 + li t2, 0x80000000 + sw t2,0(t1) + + li t1, PCI_CR_PCI_MOD_REG //mw be105430 103 + li t2, 0x103 + sw t2,0(t1) + + li t1, CS_CFM //mw b700006c 0 + li t2, 0x00 + sw t2, 0(t1) + + li t1, PCI_CR_PCI_MOD_REG //mw be105430 103 + li t2, 0x1000103 + sw t2, 0(t1) +#endif +//06063001-joelin disable the PCI CFRAME mask-end + +#ifdef CONFIG_SYS_EBU_BOOT +#ifndef CONFIG_SYS_RAMBOOT +#ifdef CONFIG_USE_DDR_RAM + bal ddrram_init + nop +#else + bal sdram_init + nop +#endif +#endif /* CONFIG_SYS_RAMBOOT */ +#endif /* CONFIG_SYS_EBU_BOOT */ + + move ra, t0 + j ra + nop + + .end lowlevel_init diff --git a/package/uboot-lantiq/files/board/arcadyan/arv4518/pmuenable.S b/package/uboot-lantiq/files/board/arcadyan/arv4518/pmuenable.S new file mode 100644 index 0000000000..e0d7971d89 --- /dev/null +++ b/package/uboot-lantiq/files/board/arcadyan/arv4518/pmuenable.S @@ -0,0 +1,48 @@ +/* + * Power Management unit initialization code for AMAZON development board. + * + * Copyright (c) 2003 Ou Ke, Infineon. + * + * 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 +#include +#include + +#define PMU_PWDCR 0xBF10201C +#define PMU_SR 0xBF102020 + + .globl pmuenable + +pmuenable: + li t0, PMU_PWDCR + li t1, 0x2 /* enable everything */ + sw t1, 0(t0) +#if 0 +1: + li t0, PMU_SR + lw t2, 0(t0) + bne t1, t2, 1b + nop +#endif + j ra + nop + + diff --git a/package/uboot-lantiq/files/board/arcadyan/arv4518/u-boot.lds b/package/uboot-lantiq/files/board/arcadyan/arv4518/u-boot.lds new file mode 100644 index 0000000000..9a6cd1b8a3 --- /dev/null +++ b/package/uboot-lantiq/files/board/arcadyan/arv4518/u-boot.lds @@ -0,0 +1,70 @@ +/* + * (C) Copyright 2003 + * Wolfgang Denk Engineering, + * + * 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-bigmips", "elf32-bigmips", "elf32-bigmips") +*/ +OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips") +OUTPUT_ARCH(mips) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + *(.text) + } + + . = ALIGN(4); + .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } + + . = ALIGN(4); + .data : { *(.data) } + + . = .; + _gp = ALIGN(16) + 0x7ff0; + + .got : { + __got_start = .; + *(.got) + __got_end = .; + } + + .sdata : { *(.sdata) } + + .u_boot_cmd : { + __u_boot_cmd_start = .; + *(.u_boot_cmd) + __u_boot_cmd_end = .; + } + + uboot_end_data = .; + num_got_entries = (__got_end - __got_start) >> 2; + + . = ALIGN(4); + .sbss (NOLOAD) : { *(.sbss) } + .bss (NOLOAD) : { *(.bss) . = ALIGN(4); } + uboot_end = .; +} -- cgit v1.2.3