board/BuR/tseries: reactivate NAND-board
The NAND-version has been become a bit orphan.
Now we need to reactivate it, so bring necessary things:
- loading devicetree
- switch control signal to correct pins
- setup pinmux
- default-environment
up to date.
Signed-off-by: Hannes Petermaier <oe5hpm@oevsv.at>
diff --git a/board/BuR/common/common.c b/board/BuR/common/common.c
index e85064a..23a98e4 100644
--- a/board/BuR/common/common.c
+++ b/board/BuR/common/common.c
@@ -33,6 +33,7 @@
#endif
#include "bur_common.h"
#include "../../../drivers/video/am335x-fb.h"
+#include <nand.h>
static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
@@ -159,17 +160,22 @@
#ifdef CONFIG_USE_FDT
static int load_devicetree(void)
{
- char *dtbname = getenv("dtb");
- char *dtbdev = getenv("dtbdev");
- char *dtppart = getenv("dtbpart");
- u32 dtbaddr = getenv_ulong("dtbaddr", 16, 0UL);
int rc;
loff_t dtbsize;
+ u32 dtbaddr = getenv_ulong("dtbaddr", 16, 0UL);
if (dtbaddr == 0) {
printf("%s: don't have a valid <dtbaddr> in env!\n", __func__);
return -1;
}
+#ifdef CONFIG_NAND
+ dtbsize = 0x20000;
+ rc = nand_read_skip_bad(&nand_info[0], 0x40000, (size_t *)&dtbsize,
+ NULL, 0x20000, (u_char *)dtbaddr);
+#else
+ char *dtbname = getenv("dtb");
+ char *dtbdev = getenv("dtbdev");
+ char *dtppart = getenv("dtbpart");
if (!dtbdev || !dtbdev || !dtbname) {
printf("%s: <dtbdev>/<dtbpart>/<dtb> missing.\n", __func__);
return -1;
@@ -180,6 +186,7 @@
return -1;
}
rc = fs_read(dtbname, (u32)dtbaddr, 0, 0, &dtbsize);
+#endif
if (rc == 0) {
gd->fdt_blob = (void *)dtbaddr;
gd->fdt_size = dtbsize;
diff --git a/board/BuR/tseries/board.c b/board/BuR/tseries/board.c
index 89e989f..d1d698e 100644
--- a/board/BuR/tseries/board.c
+++ b/board/BuR/tseries/board.c
@@ -128,6 +128,9 @@
i2c_set_bus_num(0);
i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE);
pmicsetup(0);
+
+ gpio_direction_output(64+29, 1); /* switch NAND_RnB to GPMC_WAIT1 */
+ gpio_direction_output(64+28, 1); /* switch MII2_CRS to GPMC_WAIT0 */
}
const struct dpll_params *get_dpll_ddr_params(void)
diff --git a/board/BuR/tseries/mux.c b/board/BuR/tseries/mux.c
index ac7e885..caedf00 100644
--- a/board/BuR/tseries/mux.c
+++ b/board/BuR/tseries/mux.c
@@ -123,7 +123,7 @@
{OFFSET(gpmc_ad5), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD5 */
{OFFSET(gpmc_ad6), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD6 */
{OFFSET(gpmc_ad7), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* NAND AD7 */
- {OFFSET(gpmc_wait0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* NAND WAIT */
+ {OFFSET(gpmc_clk), (MODE(2) | RXACTIVE | PULLUP_EN)}, /* NAND WAIT */
{OFFSET(gpmc_wpn), (MODE(7) | PULLUP_EN | RXACTIVE)}, /* NAND_WPN */
{OFFSET(gpmc_csn0), (MODE(0) | PULLUDEN)}, /* NAND_CS0 */
{OFFSET(gpmc_advn_ale), (MODE(0) | PULLUDEN)}, /* NAND_ADV_ALE */
diff --git a/include/configs/tseries.h b/include/configs/tseries.h
index a6c7d5f..1e41a12 100644
--- a/include/configs/tseries.h
+++ b/include/configs/tseries.h
@@ -23,6 +23,8 @@
#define CONFIG_HW_WATCHDOG
#define CONFIG_OMAP_WATCHDOG
#define CONFIG_SPL_WATCHDOG_SUPPORT
+
+#define CONFIG_SPL_GPIO_SUPPORT
/* Bootcount using the RTC block */
#define CONFIG_SYS_BOOTCOUNT_ADDR 0x44E3E000
#define CONFIG_BOOTCOUNT_LIMIT
@@ -103,15 +105,16 @@
"mtdparts=" MTDPARTS_DEFAULT "\0" \
"nandargs=setenv bootargs console=${console} " \
"${optargs} " \
- "root=${nandroot} " \
- "rootfstype=${nandrootfstype}\0" \
- "nandroot=ubi0:rootfs rw ubi.mtd=8,2048\0" \
- "nandrootfstype=ubifs rootwait=1\0" \
- "nandimgsize=0x500000\0" \
- "nandboot=echo Booting from nand ...; " \
+ "root=mtd6 " \
+ "rootfstype=jffs2\0" \
+ "kernelsize=0x400000\0" \
+ "nandboot=echo booting from nand ...; " \
"run nandargs; " \
- "nand read ${loadaddr} kernel ${nandimgsize}; " \
- "bootz ${loadaddr}\0"
+ "nand read ${loadaddr} kernel ${kernelsize}; " \
+ "bootz ${loadaddr} - ${dtbaddr}\0" \
+ "defboot=run nandboot\0" \
+ "bootlimit=1\0" \
+ "altbootcmd=run usbscript\0"
#else
#define NANDARGS ""
#endif /* CONFIG_NAND */
@@ -231,15 +234,15 @@
#define MTDIDS_DEFAULT "nand0=omap2-nand.0"
#define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \
- "128k(SPL)," \
- "128k(SPL.backup1)," \
- "128k(SPL.backup2)," \
- "128k(SPL.backup3)," \
- "512k(u-boot)," \
- "128k(u-boot-spl-os)," \
+ "128k(MLO)," \
+ "128k(MLO.backup)," \
+ "128k(dtb)," \
"128k(u-boot-env)," \
- "5m(kernel),"\
- "-(rootfs)"
+ "512k(u-boot)," \
+ "4m(kernel),"\
+ "128m(rootfs),"\
+ "-(user)"
+#define CONFIG_NAND_OMAP_GPMC_WSCFG 1
#endif /* CONFIG_NAND */
/* USB configuration */
@@ -298,7 +301,7 @@
#else
#define CONFIG_ENV_IS_IN_NAND
#endif
-#define CONFIG_ENV_OFFSET 0x120000 /* TODO: Adresse definieren */
+#define CONFIG_ENV_OFFSET 0x60000
#define CONFIG_SYS_ENV_SECT_SIZE CONFIG_ENV_SIZE
#else
#error "no storage for Environment defined!"