Message ID | ad4dc3577a9c70dcefc9cc5ec9922a5f.squirrel@vali.starlink.edu |
---|---|
State | Superseded |
Delegated to: | Hans de Goede |
Headers | show |
Hi, On Tue, May 17, 2016 at 10:39 AM, <tpearson@raptorengineering.com> wrote: Description please. How did you learn of the different revisions? Any differences between the revisions? > Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> > --- > arch/arm/mach-sunxi/cpu_info.c | 13 ++++++++++++- > 1 file changed, 12 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/mach-sunxi/cpu_info.c b/arch/arm/mach-sunxi/cpu_info.c > index 76b6719..d552061 100644 > --- a/arch/arm/mach-sunxi/cpu_info.c > +++ b/arch/arm/mach-sunxi/cpu_info.c > @@ -50,6 +50,17 @@ uint sunxi_get_sram_id(void) > > return id; > } > + > +uint sunxi_get_revision(void) > +{ > + uint rev; > + > + /* Unlock sram info reg, read it, relock */ > + rev = readl(SUNXI_SRAMC_BASE + 0x24) & 0x1; > + > + return rev; > +} > + > #endif > > #ifdef CONFIG_DISPLAY_CPUINFO > @@ -84,7 +95,7 @@ int print_cpuinfo(void) > #elif defined CONFIG_MACH_SUN8I_A33 > printf("CPU: Allwinner A33 (SUN8I %04x)\n", sunxi_get_sram_id()); > #elif defined CONFIG_MACH_SUN8I_A83T > - printf("CPU: Allwinner A83T (SUN8I %04x)\n", sunxi_get_sram_id()); > + printf("CPU: Allwinner A83T (SUN8I %04x rev. %s)\n", sunxi_get_sram_id(), (sunxi_get_revision() == 0)?"A":"B"); Please wrap the line properly. ChenYu > #elif defined CONFIG_MACH_SUN8I_H3 > printf("CPU: Allwinner H3 (SUN8I %04x)\n", sunxi_get_sram_id()); > #elif defined CONFIG_MACH_SUN9I > -- > 2.8.0.rc3 > > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > http://lists.denx.de/mailman/listinfo/u-boot
diff --git a/arch/arm/mach-sunxi/cpu_info.c b/arch/arm/mach-sunxi/cpu_info.c index 76b6719..d552061 100644 --- a/arch/arm/mach-sunxi/cpu_info.c +++ b/arch/arm/mach-sunxi/cpu_info.c @@ -50,6 +50,17 @@ uint sunxi_get_sram_id(void) return id; } + +uint sunxi_get_revision(void) +{ + uint rev; + + /* Unlock sram info reg, read it, relock */ + rev = readl(SUNXI_SRAMC_BASE + 0x24) & 0x1; + + return rev; +} + #endif #ifdef CONFIG_DISPLAY_CPUINFO @@ -84,7 +95,7 @@ int print_cpuinfo(void) #elif defined CONFIG_MACH_SUN8I_A33 printf("CPU: Allwinner A33 (SUN8I %04x)\n", sunxi_get_sram_id()); #elif defined CONFIG_MACH_SUN8I_A83T - printf("CPU: Allwinner A83T (SUN8I %04x)\n", sunxi_get_sram_id()); + printf("CPU: Allwinner A83T (SUN8I %04x rev. %s)\n", sunxi_get_sram_id(), (sunxi_get_revision() == 0)?"A":"B"); #elif defined CONFIG_MACH_SUN8I_H3 printf("CPU: Allwinner H3 (SUN8I %04x)\n", sunxi_get_sram_id()); #elif defined CONFIG_MACH_SUN9I
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> --- arch/arm/mach-sunxi/cpu_info.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-)