* [RFC PATCH 1/3] FDT: Add fixup support of multiple banks of memory
[not found] ` <1280354395-9128-1-git-send-email-john.rigby-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
@ 2010-07-28 21:59 ` John Rigby
2010-07-28 21:59 ` [RFC PATCH 2/3] ARM: WIP: add flat device tree support John Rigby
2010-07-28 21:59 ` [RFC PATCH 3/3] ARM: add config for beagle with fdt enabled John Rigby
2 siblings, 0 replies; 4+ messages in thread
From: John Rigby @ 2010-07-28 21:59 UTC (permalink / raw)
To: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ
Add fdt_fixup_memory_banks and reimplement fdt_fixup_memory
to use it.
Signed-off-by: John Rigby <john.rigby-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
common/fdt_support.c | 86 ++++++++++++++++++++++++++-----------------------
include/fdt_support.h | 1 +
2 files changed, 47 insertions(+), 40 deletions(-)
diff --git a/common/fdt_support.c b/common/fdt_support.c
index 718b635..73c95a8 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -362,10 +362,40 @@ void do_fixup_by_compat_u32(void *fdt, const char *compat,
do_fixup_by_compat(fdt, compat, prop, &val, 4, create);
}
-int fdt_fixup_memory(void *blob, u64 start, u64 size)
+/*
+ * Get cells len in bytes
+ * if #NNNN-cells property is 2 then len is 8
+ * otherwise len is 4
+ */
+static int get_cells_len(void *blob, char *nr_cells_name)
+{
+ const u32 *cell;
+
+ cell = fdt_getprop(blob, 0, nr_cells_name, NULL);
+ if (cell && *cell == 2)
+ return 8;
+
+ return 4;
+}
+
+/*
+ * Write a 4 or 8 byte big endian cell
+ */
+static void write_cell(u8 *addr, u64 val, int size)
{
- int err, nodeoffset, len = 0;
- u8 tmp[16];
+ int shift = (size - 1) * 8;
+ while (size-- > 0) {
+ *addr++ = (val >> shift) & 0xff;
+ shift -= 8;
+ }
+}
+
+int fdt_fixup_memory_banks(void *blob, u64 start[], u64 size[], int banks)
+{
+ int err, nodeoffset;
+ int addr_cell_len, size_cell_len, len;
+ u8 tmp[banks * 8];
+ int bank;
const u32 *addrcell, *sizecell;
err = fdt_check_header(blob);
@@ -391,44 +421,15 @@ int fdt_fixup_memory(void *blob, u64 start, u64 size)
return err;
}
- addrcell = fdt_getprop(blob, 0, "#address-cells", NULL);
- /* use shifts and mask to ensure endianness */
- if ((addrcell) && (*addrcell == 2)) {
- tmp[0] = (start >> 56) & 0xff;
- tmp[1] = (start >> 48) & 0xff;
- tmp[2] = (start >> 40) & 0xff;
- tmp[3] = (start >> 32) & 0xff;
- tmp[4] = (start >> 24) & 0xff;
- tmp[5] = (start >> 16) & 0xff;
- tmp[6] = (start >> 8) & 0xff;
- tmp[7] = (start ) & 0xff;
- len = 8;
- } else {
- tmp[0] = (start >> 24) & 0xff;
- tmp[1] = (start >> 16) & 0xff;
- tmp[2] = (start >> 8) & 0xff;
- tmp[3] = (start ) & 0xff;
- len = 4;
- }
+ addr_cell_len = get_cells_len(blob, "#address-cells");
+ size_cell_len = get_cells_len(blob, "#size-cells");
- sizecell = fdt_getprop(blob, 0, "#size-cells", NULL);
- /* use shifts and mask to ensure endianness */
- if ((sizecell) && (*sizecell == 2)) {
- tmp[0+len] = (size >> 56) & 0xff;
- tmp[1+len] = (size >> 48) & 0xff;
- tmp[2+len] = (size >> 40) & 0xff;
- tmp[3+len] = (size >> 32) & 0xff;
- tmp[4+len] = (size >> 24) & 0xff;
- tmp[5+len] = (size >> 16) & 0xff;
- tmp[6+len] = (size >> 8) & 0xff;
- tmp[7+len] = (size ) & 0xff;
- len += 8;
- } else {
- tmp[0+len] = (size >> 24) & 0xff;
- tmp[1+len] = (size >> 16) & 0xff;
- tmp[2+len] = (size >> 8) & 0xff;
- tmp[3+len] = (size ) & 0xff;
- len += 4;
+ for (bank = 0, len = 0; bank < banks; bank++) {
+ write_cell(tmp + len, start, addr_cell_len);
+ len += addr_cell_len;
+
+ write_cell(tmp + len, start, size_cell_len);
+ len += size_cell_len;
}
err = fdt_setprop(blob, nodeoffset, "reg", tmp, len);
@@ -440,6 +441,11 @@ int fdt_fixup_memory(void *blob, u64 start, u64 size)
return 0;
}
+int fdt_fixup_memory(void *blob, u64 start, u64 size)
+{
+ return fdt_fixup_memory_banks(blob, &start, &size, 1);
+}
+
void fdt_fixup_ethernet(void *fdt)
{
int node, i, j;
diff --git a/include/fdt_support.h b/include/fdt_support.h
index 54af9fe..76c731d 100644
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -48,6 +48,7 @@ void do_fixup_by_compat(void *fdt, const char *compat,
void do_fixup_by_compat_u32(void *fdt, const char *compat,
const char *prop, u32 val, int create);
int fdt_fixup_memory(void *blob, u64 start, u64 size);
+int fdt_fixup_memory_banks(void *blob, u64 start[], u64 size[], int banks);
void fdt_fixup_ethernet(void *fdt);
int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,
const void *val, int len, int create);
--
1.7.0.4
^ permalink raw reply related [flat|nested] 4+ messages in thread* [RFC PATCH 2/3] ARM: WIP: add flat device tree support
[not found] ` <1280354395-9128-1-git-send-email-john.rigby-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2010-07-28 21:59 ` [RFC PATCH 1/3] FDT: Add fixup support of multiple banks of memory John Rigby
@ 2010-07-28 21:59 ` John Rigby
2010-07-28 21:59 ` [RFC PATCH 3/3] ARM: add config for beagle with fdt enabled John Rigby
2 siblings, 0 replies; 4+ messages in thread
From: John Rigby @ 2010-07-28 21:59 UTC (permalink / raw)
To: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ
Signed-off-by: John Rigby <john.rigby-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
arch/arm/include/asm/config.h | 1 +
arch/arm/lib/bootm.c | 128 ++++++++++++++++++++++++++++++++++++++++-
common/cmd_bootm.c | 5 +-
common/image.c | 7 ++-
include/image.h | 2 +-
5 files changed, 138 insertions(+), 5 deletions(-)
diff --git a/arch/arm/include/asm/config.h b/arch/arm/include/asm/config.h
index b76fd8e..9bca5bc 100644
--- a/arch/arm/include/asm/config.h
+++ b/arch/arm/include/asm/config.h
@@ -23,5 +23,6 @@
/* Relocation to SDRAM works on all ARM boards */
#define CONFIG_RELOC_FIXUP_WORKS
+#define CONFIG_LMB
#endif
diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c
index 3101321..e45d974 100644
--- a/arch/arm/lib/bootm.c
+++ b/arch/arm/lib/bootm.c
@@ -27,6 +27,12 @@
#include <u-boot/zlib.h>
#include <asm/byteorder.h>
+#if defined(CONFIG_OF_LIBFDT)
+#include <fdt.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+#endif
+
DECLARE_GLOBAL_DATA_PTR;
#if defined (CONFIG_SETUP_MEMORY_TAGS) || \
@@ -50,7 +56,34 @@ static void setup_end_tag (bd_t *bd);
static struct tag *params;
#endif /* CONFIG_SETUP_MEMORY_TAGS || CONFIG_CMDLINE_TAG || CONFIG_INITRD_TAG */
-int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t *images)
+static ulong get_sp(void);
+#if defined(CONFIG_OF_LIBFDT)
+static int bootm_linux_fdt(bootm_headers_t *images);
+#endif
+
+void arch_lmb_reserve(struct lmb *lmb)
+{
+ ulong sp;
+
+ /*
+ * Booting a (Linux) kernel image
+ *
+ * Allocate space for command line and board info - the
+ * address should be as high as possible within the reach of
+ * the kernel (see CONFIG_SYS_BOOTMAPSZ settings), but in unused
+ * memory, which means far enough below the current stack
+ * pointer.
+ */
+ sp = get_sp();
+ debug("## Current stack ends at 0x%08lx ", sp);
+
+ /* adjust sp by 1K to be safe */
+ sp -= 1024;
+ lmb_reserve(lmb, sp,
+ gd->bd->bi_dram[0].start + gd->bd->bi_dram[0].size - sp);
+}
+
+int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images)
{
bd_t *bd = gd->bd;
char *s;
@@ -64,6 +97,11 @@ int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t *ima
if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
return 1;
+#ifdef CONFIG_OF_LIBFDT
+ if (images->ft_len)
+ return bootm_linux_fdt(images);
+#endif
+
theKernel = (void (*)(int, int, uint))images->ep;
s = getenv ("machid");
@@ -99,7 +137,7 @@ int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t *ima
if (images->rd_start && images->rd_end)
setup_initrd_tag (bd, images->rd_start, images->rd_end);
#endif
- setup_end_tag (bd);
+ setup_end_tag(bd);
#endif
/* we assume that the kernel is in place */
@@ -120,6 +158,84 @@ int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t *ima
return 1;
}
+#if defined(CONFIG_OF_LIBFDT)
+static int fixup_memory_node(void *blob)
+{
+ bd_t *bd = gd->bd;
+ int bank;
+ u64 start[CONFIG_NR_DRAM_BANKS];
+ u64 size[CONFIG_NR_DRAM_BANKS];
+
+ for (bank = 0; bank < CONFIG_NR_DRAM_BANKS; bank++) {
+ start[bank] = bd->bi_dram[bank].start;
+ size[bank] = bd->bi_dram[bank].size;
+ }
+
+ return fdt_fixup_memory_banks(blob, start, size, CONFIG_NR_DRAM_BANKS);
+}
+
+static int bootm_linux_fdt(bootm_headers_t *images)
+{
+ ulong rd_len;
+ bd_t *bd = gd->bd;
+ char *s;
+ int machid = bd->bi_arch_number;
+ void (*theKernel)(int zero, int dt_machid, void *dtblob);
+ ulong bootmap_base = getenv_bootm_low();
+ ulong of_size = images->ft_len;
+ char **of_flat_tree = &images->ft_addr;
+ ulong *initrd_start = &images->initrd_start;
+ ulong *initrd_end = &images->initrd_end;
+ struct lmb *lmb = &images->lmb;
+ int ret;
+
+ theKernel = (void (*)(int, int, void *))images->ep;
+
+ s = getenv("machid");
+ if (s) {
+ machid = simple_strtoul(s, NULL, 16);
+ printf("Using machid 0x%x from environment\n", machid);
+ }
+
+ show_boot_progress(15);
+
+ rd_len = images->rd_end - images->rd_start;
+ ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
+ initrd_start, initrd_end);
+ if (ret)
+ return ret;
+
+ ret = boot_relocate_fdt(lmb, bootmap_base, of_flat_tree, &of_size);
+ if (ret)
+ return ret;
+
+ debug("## Transferring control to Linux (at address %08lx) ...\n",
+ (ulong) theKernel);
+
+ fdt_chosen(*of_flat_tree, 1);
+
+ fixup_memory_node(*of_flat_tree);
+
+ fdt_initrd(*of_flat_tree, *initrd_start, *initrd_end, 1);
+
+ /* we assume that the kernel is in place */
+ printf("\nStarting kernel ...\n\n");
+
+#ifdef CONFIG_USB_DEVICE
+ {
+ extern void udc_disconnect(void);
+ udc_disconnect();
+ }
+#endif
+
+ cleanup_before_linux();
+
+ theKernel(0, machid, *of_flat_tree);
+ /* does not return */
+
+ return 1;
+}
+#endif
#if defined (CONFIG_SETUP_MEMORY_TAGS) || \
defined (CONFIG_CMDLINE_TAG) || \
@@ -239,4 +355,12 @@ static void setup_end_tag (bd_t *bd)
params->hdr.size = 0;
}
+static ulong get_sp(void)
+{
+ ulong ret;
+
+ asm("mov %0, sp" : "=r"(ret) : );
+ return ret;
+}
+
#endif /* CONFIG_SETUP_MEMORY_TAGS || CONFIG_CMDLINE_TAG || CONFIG_INITRD_TAG */
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index adfa6cd..6519321 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -301,7 +301,10 @@ static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
}
#if defined(CONFIG_OF_LIBFDT)
-#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
+#if defined(CONFIG_PPC) || \
+ defined(CONFIG_M68K) || \
+ defined(CONFIG_SPARC) || \
+ defined(CONFIG_ARM)
/* find flattened device tree */
ret = boot_get_fdt (flag, argc, argv, &images,
&images.ft_addr, &images.ft_len);
diff --git a/common/image.c b/common/image.c
index 6d8833e..6da38aa 100644
--- a/common/image.c
+++ b/common/image.c
@@ -985,7 +985,10 @@ int boot_get_ramdisk (int argc, char * const argv[], bootm_headers_t *images,
return 0;
}
-#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
+#if defined(CONFIG_PPC) || \
+ defined(CONFIG_M68K) || \
+ defined(CONFIG_SPARC) || \
+ defined(CONFIG_ARM)
/**
* boot_ramdisk_high - relocate init ramdisk
* @lmb: pointer to lmb handle, will be used for memory mgmt
@@ -1206,9 +1209,11 @@ int boot_relocate_fdt (struct lmb *lmb, ulong bootmap_base,
if (fdt_blob < (char *)bootmap_base)
relocate = 1;
+#ifdef CONFIG_SYS_BOOTMAPSZ
if ((fdt_blob + *of_size + CONFIG_SYS_FDT_PAD) >=
((char *)CONFIG_SYS_BOOTMAPSZ + bootmap_base))
relocate = 1;
+#endif
/* move flattend device tree if needed */
if (relocate) {
diff --git a/include/image.h b/include/image.h
index bcc08d1..8f06cdc 100644
--- a/include/image.h
+++ b/include/image.h
@@ -339,7 +339,7 @@ int boot_relocate_fdt (struct lmb *lmb, ulong bootmap_base,
char **of_flat_tree, ulong *of_size);
#endif
-#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_ARM)
int boot_ramdisk_high (struct lmb *lmb, ulong rd_data, ulong rd_len,
ulong *initrd_start, ulong *initrd_end);
--
1.7.0.4
^ permalink raw reply related [flat|nested] 4+ messages in thread* [RFC PATCH 3/3] ARM: add config for beagle with fdt enabled
[not found] ` <1280354395-9128-1-git-send-email-john.rigby-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2010-07-28 21:59 ` [RFC PATCH 1/3] FDT: Add fixup support of multiple banks of memory John Rigby
2010-07-28 21:59 ` [RFC PATCH 2/3] ARM: WIP: add flat device tree support John Rigby
@ 2010-07-28 21:59 ` John Rigby
2 siblings, 0 replies; 4+ messages in thread
From: John Rigby @ 2010-07-28 21:59 UTC (permalink / raw)
To: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ
Just for testing ARM device tree support
Signed-off-by: John Rigby <john.rigby-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
MAKEALL | 1 +
boards.cfg | 1 +
include/configs/omap3_beagle_dt.h | 344 +++++++++++++++++++++++++++++++++++++
3 files changed, 346 insertions(+), 0 deletions(-)
create mode 100644 include/configs/omap3_beagle_dt.h
diff --git a/MAKEALL b/MAKEALL
index 2133559..86efd5c 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -653,6 +653,7 @@ LIST_ARMV7=" \
devkit8000 \
mx51evk \
omap3_beagle \
+ omap3_beagle_dt \
omap3_overo \
omap3_evm \
omap3_pandora \
diff --git a/boards.cfg b/boards.cfg
index b82f530..d67865b 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -259,6 +259,7 @@ omap3_pandora arm armv7 pandora - omap3
omap3_zoom1 arm armv7 zoom1 logicpd omap3
omap3_zoom2 arm armv7 zoom2 logicpd omap3
omap3_beagle arm armv7 beagle ti omap3
+omap3_beagle_dt arm armv7 beagle ti omap3
omap3_evm arm armv7 evm ti omap3
omap3_sdp3430 arm armv7 sdp3430 ti omap3
omap4_panda arm armv7 panda ti omap4
diff --git a/include/configs/omap3_beagle_dt.h b/include/configs/omap3_beagle_dt.h
new file mode 100644
index 0000000..6bd3c7b
--- /dev/null
+++ b/include/configs/omap3_beagle_dt.h
@@ -0,0 +1,344 @@
+/*
+ * (C) Copyright 2006-2008
+ * Texas Instruments.
+ * Richard Woodruff <r-woodruff2-l0cyMroinI0@public.gmane.org>
+ * Syed Mohammed Khasim <x0khasim-l0cyMroinI0@public.gmane.org>
+ *
+ * Configuration settings for the TI OMAP3530 Beagle board.
+ *
+ * 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 __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_ARMV7 1 /* This is an ARM V7 CPU core */
+#define CONFIG_OMAP 1 /* in a TI OMAP core */
+#define CONFIG_OMAP34XX 1 /* which is a 34XX */
+#define CONFIG_OMAP3430 1 /* which is in a 3430 */
+#define CONFIG_OMAP3_BEAGLE 1 /* working with BEAGLE */
+
+#define CONFIG_SDRC /* The chip has SDRC controller */
+
+#include <asm/arch/cpu.h> /* get chip and board defs */
+#include <asm/arch/omap3.h>
+
+/*
+ * Display CPU and Board information
+ */
+#define CONFIG_DISPLAY_CPUINFO 1
+#define CONFIG_DISPLAY_BOARDINFO 1
+
+/* Clock Defines */
+#define V_OSCK 26000000 /* Clock output from T2 */
+#define V_SCLK (V_OSCK >> 1)
+
+#undef CONFIG_USE_IRQ /* no support for IRQs */
+#define CONFIG_MISC_INIT_R
+
+#define CONFIG_OF_LIBFDT 1
+#define CONFIG_SYS_BOOTMAPSZ (8 << 20)
+
+#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS 1
+#define CONFIG_INITRD_TAG 1
+#define CONFIG_REVISION_TAG 1
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
+ /* Sector */
+#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
+#define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */
+ /* initial data */
+
+/*
+ * Hardware drivers
+ */
+
+/*
+ * NS16550 Configuration
+ */
+#define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
+
+#define CONFIG_SYS_NS16550
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE (-4)
+#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_CONS_INDEX 3
+#define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
+#define CONFIG_SERIAL3 3 /* UART3 on Beagle Rev 2 */
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_BAUDRATE 115200
+#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
+ 115200}
+#define CONFIG_MMC 1
+#define CONFIG_OMAP3_MMC 1
+#define CONFIG_DOS_PARTITION 1
+
+/* DDR - I use Micron DDR */
+#define CONFIG_OMAP3_MICRON_DDR 1
+
+/* USB */
+#define CONFIG_MUSB_UDC 1
+#define CONFIG_USB_OMAP3 1
+#define CONFIG_TWL4030_USB 1
+
+/* USB device configuration */
+#define CONFIG_USB_DEVICE 1
+#define CONFIG_USB_TTY 1
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV 1
+/* Change these to suit your needs */
+#define CONFIG_USBD_VENDORID 0x0451
+#define CONFIG_USBD_PRODUCTID 0x5678
+#define CONFIG_USBD_MANUFACTURER "Texas Instruments"
+#define CONFIG_USBD_PRODUCT_NAME "Beagle"
+
+/* commands to include */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_EXT2 /* EXT2 Support */
+#define CONFIG_CMD_FAT /* FAT support */
+#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
+#define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */
+#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
+#define MTDIDS_DEFAULT "nand0=nand"
+#define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\
+ "1920k(u-boot),128k(u-boot-env),"\
+ "4m(kernel),-(fs)"
+
+#define CONFIG_CMD_I2C /* I2C serial bus support */
+#define CONFIG_CMD_MMC /* MMC support */
+#define CONFIG_CMD_NAND /* NAND support */
+
+#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
+#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
+#undef CONFIG_CMD_IMI /* iminfo */
+#undef CONFIG_CMD_IMLS /* List all found images */
+#undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
+#undef CONFIG_CMD_NFS /* NFS support */
+
+#define CONFIG_SYS_NO_FLASH
+#define CONFIG_HARD_I2C 1
+#define CONFIG_SYS_I2C_SPEED 100000
+#define CONFIG_SYS_I2C_SLAVE 1
+#define CONFIG_SYS_I2C_BUS 0
+#define CONFIG_SYS_I2C_BUS_SELECT 1
+#define CONFIG_DRIVER_OMAP34XX_I2C 1
+#define CONFIG_I2C_MULTI_BUS 1
+
+/*
+ * TWL4030
+ */
+#define CONFIG_TWL4030_POWER 1
+#define CONFIG_TWL4030_LED 1
+
+/*
+ * Board NAND Info.
+ */
+#define CONFIG_SYS_NAND_QUIET_TEST 1
+#define CONFIG_NAND_OMAP_GPMC
+#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
+ /* to access nand */
+#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
+ /* to access nand at */
+ /* CS0 */
+#define GPMC_NAND_ECC_LP_x16_LAYOUT 1
+
+#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
+ /* devices */
+#define CONFIG_JFFS2_NAND
+/* nand device jffs2 lives on */
+#define CONFIG_JFFS2_DEV "nand0"
+/* start of jffs2 partition */
+#define CONFIG_JFFS2_PART_OFFSET 0x680000
+#define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
+ /* partition */
+
+/* Environment information */
+#define CONFIG_BOOTDELAY 10
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "loadaddr=0x82000000\0" \
+ "usbtty=cdc_acm\0" \
+ "console=ttyS2,115200n8\0" \
+ "mpurate=500\0" \
+ "vram=12M\0" \
+ "dvimode=1024x768MR-16@60\0" \
+ "defaultdisplay=dvi\0" \
+ "mmcroot=/dev/mmcblk0p2 rw\0" \
+ "mmcrootfstype=ext3 rootwait\0" \
+ "nandroot=/dev/mtdblock4 rw\0" \
+ "nandrootfstype=jffs2\0" \
+ "mmcargs=setenv bootargs console=${console} " \
+ "mpurate=${mpurate} " \
+ "vram=${vram} " \
+ "omapfb.mode=dvi:${dvimode} " \
+ "omapdss.def_disp=${defaultdisplay} " \
+ "root=${mmcroot} " \
+ "rootfstype=${mmcrootfstype}\0" \
+ "nandargs=setenv bootargs console=${console} " \
+ "mpurate=${mpurate} " \
+ "vram=${vram} " \
+ "omapfb.mode=dvi:${dvimode} " \
+ "omapdss.def_disp=${defaultdisplay} " \
+ "root=${nandroot} " \
+ "rootfstype=${nandrootfstype}\0" \
+ "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
+ "bootscript=echo Running bootscript from mmc ...; " \
+ "source ${loadaddr}\0" \
+ "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
+ "mmcboot=echo Booting from mmc ...; " \
+ "run mmcargs; " \
+ "bootm ${loadaddr}\0" \
+ "nandboot=echo Booting from nand ...; " \
+ "run nandargs; " \
+ "nand read ${loadaddr} 280000 400000; " \
+ "bootm ${loadaddr}\0" \
+
+#define CONFIG_BOOTCOMMAND \
+ "if mmc init; then " \
+ "if run loadbootscript; then " \
+ "run bootscript; " \
+ "else " \
+ "if run loaduimage; then " \
+ "run mmcboot; " \
+ "else run nandboot; " \
+ "fi; " \
+ "fi; " \
+ "else run nandboot; fi"
+
+#define CONFIG_AUTO_COMPLETE 1
+/*
+ * Miscellaneous configurable options
+ */
+#define CONFIG_SYS_LONGHELP /* undef to save memory */
+#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
+#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
+#define CONFIG_SYS_PROMPT "OMAP3 beagleboard.org # "
+#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
+ sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
+/* Boot Argument Buffer Size */
+#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
+
+#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */
+ /* works on */
+#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
+ 0x01F00000) /* 31MB */
+
+#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */
+ /* load address */
+
+/*
+ * OMAP3 has 12 GP timers, they can be driven by the system clock
+ * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
+ * This rate is divided by a local divisor.
+ */
+#define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
+#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
+#define CONFIG_SYS_HZ 1000
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack 4 KiB */
+#define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack 4 KiB */
+#endif
+
+/*-----------------------------------------------------------------------
+ * Physical Memory Map
+ */
+#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
+#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
+#define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
+#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
+
+/* SDRAM Bank Allocation method */
+#define SDRC_R_B_C 1
+
+/*-----------------------------------------------------------------------
+ * FLASH and environment organization
+ */
+
+/* **** PISMO SUPPORT *** */
+
+/* Configure the PISMO */
+#define PISMO1_NAND_SIZE GPMC_SIZE_128M
+#define PISMO1_ONEN_SIZE GPMC_SIZE_128M
+
+#define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors on */
+ /* one chip */
+#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
+#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
+
+#define CONFIG_SYS_FLASH_BASE boot_flash_base
+
+/* Monitor at start of flash */
+#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
+#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
+
+#define CONFIG_ENV_IS_IN_NAND 1
+#define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
+#define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
+
+#define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
+#define CONFIG_ENV_OFFSET boot_flash_off
+#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
+
+/*-----------------------------------------------------------------------
+ * CFI FLASH driver setup
+ */
+/* timeout values are in ticks */
+#define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
+#define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
+
+/* Flash banks JFFS2 should use */
+#define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
+ CONFIG_SYS_MAX_NAND_DEVICE)
+#define CONFIG_SYS_JFFS2_MEM_NAND
+/* use flash_info[2] */
+#define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
+#define CONFIG_SYS_JFFS2_NUM_BANKS 1
+
+#ifndef __ASSEMBLY__
+extern unsigned int boot_flash_base;
+extern volatile unsigned int boot_flash_env_addr;
+extern unsigned int boot_flash_off;
+extern unsigned int boot_flash_sec;
+extern unsigned int boot_flash_type;
+#endif
+
+#endif /* __CONFIG_H */
--
1.7.0.4
^ permalink raw reply related [flat|nested] 4+ messages in thread