This introduces 200MHz Micron parts timing information based on x-loader to <asm/arch-omap3/mem.h>. The memory init logic is also based on what x-loader does in these cases. Note that while previously u-boot would be flashed in with SW ECC in this case it now must be flashed with HW ECC.
Cc: Dirk Behme dirk.behme@gmail.com Beagleboard rev C5, xM rev A: Tested-by: Tom Rini trini@ti.com Beagleboard xM rev C: Tested-by: Matt Ranostay mranostay@gmail.com Beagleboard rev B7, C2, xM rev B: Tested-by: Matt Porter mporter@ti.com Signed-off-by: Tom Rini trini@ti.com --- arch/arm/include/asm/arch-omap3/mem.h | 23 ++++++++++ board/ti/beagle/beagle.c | 72 ++++++++++++++++++++++++++++++++- board/ti/beagle/config.mk | 33 --------------- include/configs/omap3_beagle.h | 55 +++++++++++++++++++++++++ 4 files changed, 148 insertions(+), 35 deletions(-) delete mode 100644 board/ti/beagle/config.mk
diff --git a/arch/arm/include/asm/arch-omap3/mem.h b/arch/arm/include/asm/arch-omap3/mem.h index 8c6dc3f..f467ba9 100644 --- a/arch/arm/include/asm/arch-omap3/mem.h +++ b/arch/arm/include/asm/arch-omap3/mem.h @@ -159,6 +159,29 @@ enum { (MICRON_CASL_165 << 4) | (MICRON_SIL_165 << 3) | \ (MICRON_BL_165))
+/* Micron part (200MHz optimized) 5 ns */ +#define MICRON_TDAL_200 6 +#define MICRON_TDPL_200 3 +#define MICRON_TRRD_200 2 +#define MICRON_TRCD_200 3 +#define MICRON_TRP_200 3 +#define MICRON_TRAS_200 8 +#define MICRON_TRC_200 11 +#define MICRON_TRFC_200 15 +#define MICRON_V_ACTIMA_200 ((MICRON_TRFC_200 << 27) | \ + (MICRON_TRC_200 << 22) | (MICRON_TRAS_200 << 18) | \ + (MICRON_TRP_200 << 15) | (MICRON_TRCD_200 << 12) | \ + (MICRON_TRRD_200 << 9) | (MICRON_TDPL_200 << 6) | \ + (MICRON_TDAL_200)) + +#define MICRON_TWTR_200 2 +#define MICRON_TCKE_200 4 +#define MICRON_TXP_200 2 +#define MICRON_XSR_200 23 +#define MICRON_V_ACTIMB_200 ((MICRON_TCKE_200 << 12) | \ + (MICRON_XSR_200 << 0) | (MICRON_TXP_200 << 8) | \ + (MICRON_TWTR_200 << 16)) + /* * NUMONYX part of IGEP v2 (165MHz optimized) 6.06ns * ACTIMA diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c index 9482c5e..4ab2d8e 100644 --- a/board/ti/beagle/beagle.c +++ b/board/ti/beagle/beagle.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2004-2008 + * (C) Copyright 2004-2011 * Texas Instruments, <www.ti.com> * * Author : @@ -34,9 +34,11 @@ #include <status_led.h> #endif #include <twl4030.h> +#include <linux/mtd/nand.h> #include <asm/io.h> #include <asm/arch/mmc_host_def.h> #include <asm/arch/mux.h> +#include <asm/arch/mem.h> #include <asm/arch/sys_proto.h> #include <asm/gpio.h> #include <asm/mach-types.h> @@ -135,6 +137,70 @@ int get_board_revision(void) return revision; }
+#ifdef CONFIG_SPL_BUILD +/* + * Routine: board_early_sdrc_init + * Description: If we use SPL then there is no x-loader nor config header + * so we have to setup the DDR timings outself on both banks. + */ +void get_board_mem_timings(u32 *mcfg, u32 *ctrla, u32 *ctrlb, u32 *rfr_ctrl, + u32 *mr) +{ + int pop_mfr, pop_id; + + /* + * We need to identify what PoP memory is on the board so that + * we know what timings to use. If we can't identify it then + * we know it's an xM. + */ + identify_pop_memory(&pop_mfr, &pop_id); + + /* + * We cannot use the MICRON_MCFG_165 as it relies on + * PHYS_SDRAM_1_SIZE being defined to the correct value, and we + * don't know that value until runtime. + */ + *mr = MICRON_V_MR_165; + switch (get_board_revision()) { + case REVISION_C4: + if ((pop_mfr == NAND_MFR_STMICRO) && (pop_id == 0xba)) { + *mcfg = 0x04590099; + *ctrla = NUMONYX_V_ACTIMA_165; + *ctrlb = NUMONYX_V_ACTIMB_165; + *rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; + break; + } else if ((pop_mfr == NAND_MFR_MICRON) && (pop_id == 0xbc)) { + /* Beagleboard Rev C5 */ + *mcfg = 0x03588099; + *ctrla = MICRON_V_ACTIMA_200; + *ctrlb = MICRON_V_ACTIMB_200; + *rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz; + break; + } + case REVISION_XM_A: + case REVISION_XM_B: + case REVISION_XM_C: + if (pop_mfr == 0) { + *mcfg = 0x03588099; + *ctrla = MICRON_V_ACTIMA_200; + *ctrlb = MICRON_V_ACTIMB_200; + *rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz; + } else { + *mcfg = 0x04590099; + *ctrla = NUMONYX_V_ACTIMA_165; + *ctrlb = NUMONYX_V_ACTIMB_165; + *rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; + } + break; + default: + *mcfg = 0x02584099; + *ctrla = MICRON_V_ACTIMA_165; + *ctrlb = MICRON_V_ACTIMB_165; + *rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; + } +} +#endif + /* * Routine: get_expansion_id * Description: This function checks for expansion board by checking I2C @@ -367,7 +433,7 @@ void set_muxconf_regs(void) MUX_BEAGLE(); }
-#ifdef CONFIG_GENERIC_MMC +#if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { omap_mmc_init(0); @@ -476,6 +542,7 @@ int ehci_hcd_init(void)
#endif /* CONFIG_USB_EHCI */
+#ifndef CONFIG_SPL_BUILD /* * This command returns the status of the user button on beagle xM * Input - none @@ -528,3 +595,4 @@ U_BOOT_CMD( "Return the status of the BeagleBoard USER button", "" ); +#endif diff --git a/board/ti/beagle/config.mk b/board/ti/beagle/config.mk deleted file mode 100644 index cf055db..0000000 --- a/board/ti/beagle/config.mk +++ /dev/null @@ -1,33 +0,0 @@ -# -# (C) Copyright 2006 -# Texas Instruments, <www.ti.com> -# -# Beagle Board uses OMAP3 (ARM-CortexA8) cpu -# see http://www.ti.com/ for more information on Texas Instruments -# -# 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 -# -# Physical Address: -# 8000'0000 (bank0) -# A000/0000 (bank1) -# 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 = 0x80008000 diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h index ebb572e..f444a7c 100644 --- a/include/configs/omap3_beagle.h +++ b/include/configs/omap3_beagle.h @@ -390,4 +390,59 @@
#define CONFIG_OMAP3_SPI
+/* Defines for SPL */ +#define CONFIG_SPL +#define CONFIG_SPL_NAND_SIMPLE +#define CONFIG_SPL_TEXT_BASE 0x40200800 +#define CONFIG_SPL_MAX_SIZE (45 * 1024) +#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK + +#define CONFIG_SPL_BSS_START_ADDR 0x80000000 +#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ + +#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ +#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ +#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 +#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" + +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBDISK_SUPPORT +#define CONFIG_SPL_I2C_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_MMC_SUPPORT +#define CONFIG_SPL_FAT_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SPL_NAND_SUPPORT +#define CONFIG_SPL_POWER_SUPPORT +#define CONFIG_SPL_OMAP3_POP_PROBE +#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" + +/* NAND boot config */ +#define CONFIG_SYS_NAND_5_ADDR_CYCLE +#define CONFIG_SYS_NAND_PAGE_COUNT 64 +#define CONFIG_SYS_NAND_PAGE_SIZE 2048 +#define CONFIG_SYS_NAND_OOBSIZE 64 +#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) +#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0 +#define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\ + 10, 11, 12, 13} +#define CONFIG_SYS_NAND_ECCSIZE 512 +#define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_SYS_NAND_ECCSTEPS (CONFIG_SYS_NAND_PAGE_SIZE / \ + CONFIG_SYS_NAND_ECCSIZE) +#define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \ + CONFIG_SYS_NAND_ECCSTEPS) +#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE +#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 + +/* + * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM + * 64 bytes before this address should be set aside for u-boot.img's + * header. That is 0x800FFFC0--0x80100000 should not be used for any + * other needs. + */ +#define CONFIG_SYS_TEXT_BASE 0x80100000 +#define CONFIG_SYS_SPL_MALLOC_START 0x80208000 +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 + #endif /* __CONFIG_H */