On 16/03/2012 16:02, Fabio Estevam wrote: > Instead of hardcoding the mx6 silicon revision, read it in run-time. > > Also, besides the silicon version print the mx6 variant type: quad,dual/solo > or solo-lite. > > Tested on a mx6qsabrelite, where it shows: > > CPU: Freescale i.MX6Q rev1.0 at 792 MHz > > Signed-off-by: Fabio Estevam <fabio.este...@freescale.com> > ---
Hi Fabio, > Changes since v3: > - Provide a complete struct for anatop registers > Changes since v2: > - Read both chip variant and chip silicon version from anatop > - Create a struct for accessing the anatop registers > Changes since v1: > - Fix typo on Subject > arch/arm/cpu/armv7/imx-common/cpu.c | 19 ++++- > arch/arm/cpu/armv7/mx6/soc.c | 8 ++- > arch/arm/include/asm/arch-mx6/imx-regs.h | 142 > ++++++++++++++++++++++++++++++ > 3 files changed, 166 insertions(+), 3 deletions(-) > > diff --git a/arch/arm/cpu/armv7/imx-common/cpu.c > b/arch/arm/cpu/armv7/imx-common/cpu.c > index 1e30ae5..35724df 100644 > --- a/arch/arm/cpu/armv7/imx-common/cpu.c > +++ b/arch/arm/cpu/armv7/imx-common/cpu.c > @@ -63,13 +63,28 @@ static char *get_reset_cause(void) > } > > #if defined(CONFIG_DISPLAY_CPUINFO) > + > +static char *get_mx6_type(u32 mx6type) > +{ > + switch (mx6type) { > + case 0x63: > + return "Q"; /* Quad-core version of the mx6 */ > + case 0x61: > + return "DS"; /* Dual/Solo version of the mx6 */ > + case 0x60: > + return "SL"; /* Solo-Lite version of the mx6 */ > + default: > + return "unknown"; > + } > +} > + > int print_cpuinfo(void) > { > u32 cpurev; > > cpurev = get_cpu_rev(); > - printf("CPU: Freescale i.MX%x family rev%d.%d at %d MHz\n", > - (cpurev & 0xFF000) >> 12, > + printf("CPU: Freescale i.MX6%s rev%d.%d at %d MHz\n", > + get_mx6_type((cpurev & 0xFF000) >> 12), I admit I have not yet tested, but does this statement generate a "unknown" on all MX5 boards ? Stefano -- ===================================================================== DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-0 Fax: +49-8142-66989-80 Email: off...@denx.de ===================================================================== _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot