On 02/08/2017 17:05, Sébastien Szymanski wrote: > i.MX6ULL has different speed grades than i.MX6UL. > > Signed-off-by: Sébastien Szymanski <sebastien.szyman...@armadeus.com> > --- > Notice that the i.MX6ULL RM says: > 2b'00: 800MHz; 2b'01: 850MHz; 2b'10: 1GHz; 2b'11: 1.2Ghz; > which seems incorrect. The commit [1] confirmed it, but I cannot find any > 996MHz i.MX6ULL on the NXP website. According to [2], there are only 3 > i.MX6ULL > versions: 528, 792 and 900MHz. > > [1] > http://git.freescale.com/git/cgit.cgi/imx/linux-imx.git/commit/arch/arm/mach-imx/mach-imx6ul.c?h=imx_4.1.15_2.0.0_ga&id=e8b9e8acb5ee44f48e048d744ccae4b6b02ef6a6 > [2] http://www.nxp.com/docs/en/data-sheet/IMX6ULLIEC.pdf > --- > arch/arm/mach-imx/mx6/soc.c | 19 ++++++++++++++++++- > 1 file changed, 18 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c > index 7607456..c15b9cb 100644 > --- a/arch/arm/mach-imx/mx6/soc.c > +++ b/arch/arm/mach-imx/mx6/soc.c > @@ -114,6 +114,12 @@ u32 get_cpu_rev(void) > #define OCOTP_CFG3_SPEED_528MHZ 1 > #define OCOTP_CFG3_SPEED_696MHZ 2 > > +/* > + * For i.MX6ULL > + */ > +#define OCOTP_CFG3_SPEED_792MHZ 2 > +#define OCOTP_CFG3_SPEED_900MHZ 3 > + > u32 get_cpu_speed_grade_hz(void) > { > struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR; > @@ -126,7 +132,7 @@ u32 get_cpu_speed_grade_hz(void) > val >>= OCOTP_CFG3_SPEED_SHIFT; > val &= 0x3; > > - if (is_mx6ul() || is_mx6ull()) { > + if (is_mx6ul()) { > if (val == OCOTP_CFG3_SPEED_528MHZ) > return 528000000; > else if (val == OCOTP_CFG3_SPEED_696MHZ) > @@ -135,6 +141,17 @@ u32 get_cpu_speed_grade_hz(void) > return 0; > } > > + if (is_mx6ull()) { > + if (val == OCOTP_CFG3_SPEED_528MHZ) > + return 528000000; > + else if (val == OCOTP_CFG3_SPEED_792MHZ) > + return 792000000; > + else if (val == OCOTP_CFG3_SPEED_900MHZ) > + return 900000000; > + else > + return 0; > + } > + > switch (val) { > /* Valid for IMX6DQ */ > case OCOTP_CFG3_SPEED_1P2GHZ: >
Applied to -master, thanks ! Best regards, Stefano Babic -- ===================================================================== DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sba...@denx.de ===================================================================== _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
