This builds & boots to the command prompt on a Cardhu (T30) board.
This is a barebones binary - no I2C, USB, MMC, SPI, etc.
Drivers for those peripherals to follow.
Signed-off-by: Tom Warren <twar...@nvidia.com>
---
Makefile | 23 +++++++++++++++++++++++
arch/arm/cpu/armv7/Makefile | 2 +-
arch/arm/cpu/armv7/start.S | 4 ++--
boards.cfg | 1 +
drivers/gpio/tegra_gpio.c | 4 ++++
include/serial.h | 3 ++-
spl/Makefile | 3 +++
7 files changed, 36 insertions(+), 4 deletions(-)
diff --git a/Makefile b/Makefile
index d6d8ab2..13f4850 100644
--- a/Makefile
+++ b/Makefile
@@ -322,6 +322,9 @@ endif
ifeq ($(SOC),tegra20)
LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
endif
+ifeq ($(SOC),tegra30)
+LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
+endif
LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
.PHONY : $(LIBS)
@@ -389,6 +392,13 @@ else
ALL-y += $(obj)u-boot-nodtb-tegra.bin
endif
endif
+ifeq ($(SOC),tegra30)
+ifeq ($(CONFIG_OF_SEPARATE),y)
+ALL-y += $(obj)u-boot-dtb-tegra.bin
+else
+ALL-y += $(obj)u-boot-nodtb-tegra.bin
+endif
+endif
all: $(ALL-y) $(SUBDIR_EXAMPLES)
@@ -497,6 +507,19 @@ $(obj)u-boot-nodtb-tegra.bin:
$(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
rm $(obj)spl/u-boot-spl-pad.bin
endif
endif
+ifeq ($(SOC),tegra30)
+ifeq ($(CONFIG_OF_SEPARATE),y)
+$(obj)u-boot-dtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
$(obj)u-boot.dtb
+ $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O
binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
+ cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin
$(obj)u-boot.dtb > $@
+ rm $(obj)spl/u-boot-spl-pad.bin
+else
+$(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
+ $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O
binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
+ cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
+ rm $(obj)spl/u-boot-spl-pad.bin
+endif
+endif
ifeq ($(CONFIG_SANDBOX),y)
GEN_UBOOT = \
diff --git a/arch/arm/cpu/armv7/Makefile b/arch/arm/cpu/armv7/Makefile
index 4fdbee4..6389d52 100644
--- a/arch/arm/cpu/armv7/Makefile
+++ b/arch/arm/cpu/armv7/Makefile
@@ -32,7 +32,7 @@ COBJS += cache_v7.o
COBJS += cpu.o
COBJS += syslib.o
-ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA20),)
+ifneq
($(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA20)$(CONFIG_TEGRA30),)
SOBJS += lowlevel_init.o
endif
diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S
index 32658eb..b2bac3e 100644
--- a/arch/arm/cpu/armv7/start.S
+++ b/arch/arm/cpu/armv7/start.S
@@ -280,14 +280,14 @@ jump_2_ram:
/*
* Move vector table
*/
-#if !defined(CONFIG_TEGRA20)
+#if !defined(CONFIG_TEGRA)
#if !(defined(CONFIG_OMAP44XX) && defined(CONFIG_SPL_BUILD))
/* Set vector address in CP15 VBAR register */
ldr r0, =_start
add r0, r0, r9
mcr p15, 0, r0, c12, c0, 0 @Set VBAR
#endif
-#endif /* !Tegra20 */
+#endif /* !Tegra20 or 30 */
ldr r0, _board_init_r_ofs
adr r1, _start
diff --git a/boards.cfg b/boards.cfg
index 613d6b2..8da07ea 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -271,6 +271,7 @@ harmony arm armv7:arm720t
harmony nvidia
seaboard arm armv7:arm720t seaboard
nvidia tegra20
ventana arm armv7:arm720t ventana
nvidia tegra20
whistler arm armv7:arm720t whistler
nvidia tegra20
+cardhu arm armv7:arm720t cardhu
nvidia tegra30
u8500_href arm armv7 u8500
st-ericsson u8500
snowball arm armv7 snowball
st-ericsson u8500
actux1_4_16 arm ixp actux1 -
- actux1:FLASH2X2
diff --git a/drivers/gpio/tegra_gpio.c b/drivers/gpio/tegra_gpio.c
index 747f4cf..6f6dceb 100644
--- a/drivers/gpio/tegra_gpio.c
+++ b/drivers/gpio/tegra_gpio.c
@@ -30,7 +30,11 @@
#include <common.h>
#include <asm/io.h>
#include <asm/bitops.h>
+#if defined(CONFIG_TEGRA20)
#include <asm/arch/tegra20.h>
+#else /* Tegra30 */
+#include <asm/arch/tegra30.h>
+#endif
#include <asm/gpio.h>
enum {
diff --git a/include/serial.h b/include/serial.h
index cbdf8a9..acb13de 100644
--- a/include/serial.h
+++ b/include/serial.h
@@ -31,7 +31,8 @@ extern struct serial_device *default_serial_console(void);
defined(CONFIG_MB86R0x) || defined(CONFIG_MPC5xxx) || \
defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || \
defined(CONFIG_MPC86xx) || defined(CONFIG_SYS_SC520) || \
- defined(CONFIG_TEGRA20) || defined(CONFIG_SYS_COREBOOT)
+ defined(CONFIG_TEGRA20) || defined(CONFIG_SYS_COREBOOT) || \
+ defined(CONFIG_TEGRA30)
extern struct serial_device serial0_device;
extern struct serial_device serial1_device;
#if defined(CONFIG_SYS_NS16550_SERIAL)
diff --git a/spl/Makefile b/spl/Makefile
index 476a5e6..a94d381 100644
--- a/spl/Makefile
+++ b/spl/Makefile
@@ -64,6 +64,9 @@ endif
ifeq ($(SOC),tegra20)
LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
endif
+ifeq ($(SOC),tegra30)
+LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
+endif
# Add GCC lib
ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
--
1.7.0.4
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