On Sun, Jun 26, 2016 at 04:19:35PM +0200, Alexander Kurz wrote: > The imx53 SOC features 128kB of internal SRAM which is commonly used in > early stages of barebox to store the stack. Avoid magic numbers while > addressing this RAM. > > Signed-off-by: Alexander Kurz <akurz@xxxxxxxx> > --- > arch/arm/boards/ccxmx53/lowlevel.c | 5 +++-- > arch/arm/boards/freescale-mx53-qsb/lowlevel.c | 5 +++-- > arch/arm/boards/freescale-mx53-smd/lowlevel.c | 3 ++- > arch/arm/boards/guf-vincell/lowlevel.c | 2 +- > arch/arm/boards/karo-tx53/lowlevel.c | 3 ++- > arch/arm/boards/tqma53/lowlevel.c | 5 +++-- > arch/arm/mach-imx/include/mach/imx53-regs.h | 5 +++++ > 7 files changed, 19 insertions(+), 9 deletions(-) Applied, thanks Sascha > > diff --git a/arch/arm/boards/ccxmx53/lowlevel.c b/arch/arm/boards/ccxmx53/lowlevel.c > index 55f6f36..2249214 100644 > --- a/arch/arm/boards/ccxmx53/lowlevel.c > +++ b/arch/arm/boards/ccxmx53/lowlevel.c > @@ -17,6 +17,7 @@ > #include <common.h> > #include <linux/sizes.h> > #include <io.h> > +#include <mach/imx53-regs.h> > #include <mach/esdctl.h> > #include <mach/generic.h> > #include <image-metadata.h> > @@ -36,7 +37,7 @@ ENTRY_FUNCTION(start_ccxmx53_512mb, r0, r1, r2) > void *fdt; > > imx5_cpu_lowlevel_init(); > - arm_setup_stack(0xf8020000 - 8); > + arm_setup_stack(MX53_IRAM_BASE_ADDR + MX53_IRAM_SIZE - 8); > > IMD_USED(ccxmx53_memsize_SZ_512M); > > @@ -50,7 +51,7 @@ ENTRY_FUNCTION(start_ccxmx53_1gib, r0, r1, r2) > void *fdt; > > imx5_cpu_lowlevel_init(); > - arm_setup_stack(0xf8020000 - 8); > + arm_setup_stack(MX53_IRAM_BASE_ADDR + MX53_IRAM_SIZE - 8); > > IMD_USED(ccxmx53_memsize_SZ_1G); > > diff --git a/arch/arm/boards/freescale-mx53-qsb/lowlevel.c b/arch/arm/boards/freescale-mx53-qsb/lowlevel.c > index ce6a290..bed8863 100644 > --- a/arch/arm/boards/freescale-mx53-qsb/lowlevel.c > +++ b/arch/arm/boards/freescale-mx53-qsb/lowlevel.c > @@ -1,4 +1,5 @@ > #include <common.h> > +#include <mach/imx53-regs.h> > #include <mach/esdctl.h> > #include <mach/generic.h> > #include <asm/barebox-arm-head.h> > @@ -12,7 +13,7 @@ ENTRY_FUNCTION(start_imx53_loco, r0, r1, r2) > void *fdt; > > imx5_cpu_lowlevel_init(); > - arm_setup_stack(0xf8020000 - 8); > + arm_setup_stack(MX53_IRAM_BASE_ADDR + MX53_IRAM_SIZE - 8); > > fdt = __dtb_imx53_qsb_start - get_runtime_offset(); > > @@ -26,7 +27,7 @@ ENTRY_FUNCTION(start_imx53_loco_r, r0, r1, r2) > void *fdt; > > imx5_cpu_lowlevel_init(); > - arm_setup_stack(0xf8020000 - 8); > + arm_setup_stack(MX53_IRAM_BASE_ADDR + MX53_IRAM_SIZE - 8); > > fdt = __dtb_imx53_qsrb_start - get_runtime_offset(); > > diff --git a/arch/arm/boards/freescale-mx53-smd/lowlevel.c b/arch/arm/boards/freescale-mx53-smd/lowlevel.c > index 5ad0312..88c461d 100644 > --- a/arch/arm/boards/freescale-mx53-smd/lowlevel.c > +++ b/arch/arm/boards/freescale-mx53-smd/lowlevel.c > @@ -1,4 +1,5 @@ > #include <common.h> > +#include <mach/imx53-regs.h> > #include <mach/esdctl.h> > #include <mach/generic.h> > #include <asm/barebox-arm-head.h> > @@ -6,6 +7,6 @@ > void __naked barebox_arm_reset_vector(void) > { > imx5_cpu_lowlevel_init(); > - arm_setup_stack(0xf8020000 - 8); > + arm_setup_stack(MX53_IRAM_BASE_ADDR + MX53_IRAM_SIZE - 8); > imx53_barebox_entry(NULL); > } > diff --git a/arch/arm/boards/guf-vincell/lowlevel.c b/arch/arm/boards/guf-vincell/lowlevel.c > index a72eaf8..af7c65d 100644 > --- a/arch/arm/boards/guf-vincell/lowlevel.c > +++ b/arch/arm/boards/guf-vincell/lowlevel.c > @@ -129,7 +129,7 @@ static noinline void imx53_guf_vincell_init(void *fdt) > u32 r; > > imx5_cpu_lowlevel_init(); > - arm_setup_stack(0xf8020000 - 8); > + arm_setup_stack(MX53_IRAM_BASE_ADDR + MX53_IRAM_SIZE - 8); > > writel(0x0088494c, ccm + MX5_CCM_CBCDR); > writel(0x02b12f0a, ccm + MX5_CCM_CSCMR2); > diff --git a/arch/arm/boards/karo-tx53/lowlevel.c b/arch/arm/boards/karo-tx53/lowlevel.c > index fdfb1b7..9f584fa 100644 > --- a/arch/arm/boards/karo-tx53/lowlevel.c > +++ b/arch/arm/boards/karo-tx53/lowlevel.c > @@ -2,13 +2,14 @@ > #include <asm/barebox-arm-head.h> > #include <asm/barebox-arm.h> > #include <mach/imx5.h> > +#include <mach/imx53-regs.h> > #include <mach/esdctl.h> > #include <mach/generic.h> > > void __naked barebox_arm_reset_vector(void) > { > imx5_cpu_lowlevel_init(); > - arm_setup_stack(0xf8020000 - 8); > + arm_setup_stack(MX53_IRAM_BASE_ADDR + MX53_IRAM_SIZE - 8); > > /* > * For the TX53 rev 8030 the SDRAM setup is not stable without > diff --git a/arch/arm/boards/tqma53/lowlevel.c b/arch/arm/boards/tqma53/lowlevel.c > index 4e129e4..0cb5952 100644 > --- a/arch/arm/boards/tqma53/lowlevel.c > +++ b/arch/arm/boards/tqma53/lowlevel.c > @@ -5,6 +5,7 @@ > #include <asm/barebox-arm-head.h> > #include <asm/barebox-arm.h> > #include <mach/imx5.h> > +#include <mach/imx53-regs.h> > #include <mach/generic.h> > #include <image-metadata.h> > > @@ -44,7 +45,7 @@ ENTRY_FUNCTION(start_imx53_mba53_512mib, r0, r1, r2) > > imx5_cpu_lowlevel_init(); > > - arm_setup_stack(0xf8020000 - 8); > + arm_setup_stack(MX53_IRAM_BASE_ADDR + MX53_IRAM_SIZE - 8); > > IMD_USED(tqma53_memsize_512M); > > @@ -63,7 +64,7 @@ ENTRY_FUNCTION(start_imx53_mba53_1gib, r0, r1, r2) > > imx5_cpu_lowlevel_init(); > > - arm_setup_stack(0xf8020000 - 8); > + arm_setup_stack(MX53_IRAM_BASE_ADDR + MX53_IRAM_SIZE - 8); > > IMD_USED(tqma53_memsize_1G); > > diff --git a/arch/arm/mach-imx/include/mach/imx53-regs.h b/arch/arm/mach-imx/include/mach/imx53-regs.h > index 9cd7723..d45c943 100644 > --- a/arch/arm/mach-imx/include/mach/imx53-regs.h > +++ b/arch/arm/mach-imx/include/mach/imx53-regs.h > @@ -1,8 +1,13 @@ > #ifndef __MACH_IMX53_REGS_H > #define __MACH_IMX53_REGS_H > > +#include <linux/sizes.h> > + > #define MX53_IROM_BASE_ADDR 0x0 > > +#define MX53_IRAM_BASE_ADDR 0xF8000000 > +#define MX53_IRAM_SIZE SZ_128K > + > #define MX53_SATA_BASE_ADDR 0x10000000 > > #define MX53_IPU_BASE_ADDR 0x18000000 > -- > 2.1.4 > > > _______________________________________________ > barebox mailing list > barebox@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox