Message ID | 20170302190435.23212-10-fcooper@ti.com |
---|---|
State | Accepted |
Commit | a4562d0640264eac8ebca544be777ed125b260d7 |
Delegated to: | Tom Rini |
Headers | show |
On Thu, Mar 02, 2017 at 01:04:13PM -0600, Franklin S Cooper Jr wrote: > Scratch space can be used for features such as board detection. Define > an area within SRAM that can be used for this purpose. > > Signed-off-by: Franklin S Cooper Jr <fcooper@ti.com> > Signed-off-by: Roger Quadros <rogerq@ti.com> > --- > include/configs/ti_armv7_keystone2.h | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/include/configs/ti_armv7_keystone2.h b/include/configs/ti_armv7_keystone2.h > index 5d4ef58..f76e0a5 100644 > --- a/include/configs/ti_armv7_keystone2.h > +++ b/include/configs/ti_armv7_keystone2.h > @@ -55,6 +55,13 @@ > #define CONFIG_SPL_SPI_LOAD > #define CONFIG_SYS_SPI_U_BOOT_OFFS CONFIG_SPL_PAD_TO > > +/* SRAM scratch space entries */ > +#define SRAM_SCRATCH_SPACE_ADDR CONFIG_SPL_STACK + 0x8 > + > +#define TI_SRAM_SCRATCH_BOARD_EEPROM_START (SRAM_SCRATCH_SPACE_ADDR) > +#define TI_SRAM_SCRATCH_BOARD_EEPROM_END (SRAM_SCRATCH_SPACE_ADDR + 0x200) > +#define KEYSTONE_SRAM_SCRATCH_SPACE_END (TI_SRAM_SCRATCH_BOARD_EEPROM_END) Lets start figuring out a better place for this information that's not in include/configs/ so that when these files go away there'll be one less thing to worry about. There must be some reasonable <asm/arch/xxxx> file that's common to all of the various platforms already to place this in. Thanks!
diff --git a/include/configs/ti_armv7_keystone2.h b/include/configs/ti_armv7_keystone2.h index 5d4ef58..f76e0a5 100644 --- a/include/configs/ti_armv7_keystone2.h +++ b/include/configs/ti_armv7_keystone2.h @@ -55,6 +55,13 @@ #define CONFIG_SPL_SPI_LOAD #define CONFIG_SYS_SPI_U_BOOT_OFFS CONFIG_SPL_PAD_TO +/* SRAM scratch space entries */ +#define SRAM_SCRATCH_SPACE_ADDR CONFIG_SPL_STACK + 0x8 + +#define TI_SRAM_SCRATCH_BOARD_EEPROM_START (SRAM_SCRATCH_SPACE_ADDR) +#define TI_SRAM_SCRATCH_BOARD_EEPROM_END (SRAM_SCRATCH_SPACE_ADDR + 0x200) +#define KEYSTONE_SRAM_SCRATCH_SPACE_END (TI_SRAM_SCRATCH_BOARD_EEPROM_END) + /* UART Configuration */ #define CONFIG_SYS_NS16550_MEM32 #if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_DM_SERIAL)