[U-Boot] [PATCH 2/5] board: TI K2G: FC SoC 1GHz and DDR3 1066 MT/s support
Tom Rini
trini at konsulko.com
Mon Dec 18 15:46:05 UTC 2017
On Mon, Dec 18, 2017 at 03:10:04PM +0530, Lokesh Vutla wrote:
> From: Rex Chang <rchang at ti.com>
>
> Added support for K2G EVM with FlipChip SoC of which
> ARM/DDR3 runs at 1GHz/1066 MT/s. The patch is also
> backward compatible with old revision EVM and EVM
> with WireBond SoC. Their ARM/DDR3 run at 600MHz/800 MT/s.
>
> The new SoC supports 2 different speeds at 1GHz and 600MHz.
> Modyfied the CPU Name to show which SoC is used in the EVM.
> Modified the DDR3 configuration to reflect New SoC supports
> 2 different CPU and DDR3 speeds, 1GHz/1066MT and 600MHz/800MT.
>
> Added new inline function board_it_k2g_g1() for the new FlipChip 1GHz,
> and set the u-boot env variable board_name accordingly.
>
> Modified findfdt script in u-boot environment variable to include new k2g board type.
>
> Signed-off-by: Rex Chang <rchang at ti.com>
> Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
> ---
> arch/arm/mach-keystone/include/mach/hardware.h | 7 ++++
> arch/arm/mach-keystone/init.c | 17 +++++++-
> board/ti/ks2_evm/board.h | 4 ++
> board/ti/ks2_evm/board_k2g.c | 30 +++++++++++---
> board/ti/ks2_evm/ddr3_k2g.c | 57 +++++++++++++++++++++++++-
> board/ti/ks2_evm/mux-k2g.h | 2 +-
> include/configs/k2g_evm.h | 4 +-
> 7 files changed, 109 insertions(+), 12 deletions(-)
>
> diff --git a/arch/arm/mach-keystone/include/mach/hardware.h b/arch/arm/mach-keystone/include/mach/hardware.h
> index 6629406870..e1621b27a4 100644
> --- a/arch/arm/mach-keystone/include/mach/hardware.h
> +++ b/arch/arm/mach-keystone/include/mach/hardware.h
> @@ -327,6 +327,9 @@ typedef volatile unsigned int *dv_reg_p;
> #define CPU_66AK2Lx 0xb9a7
> #define CPU_66AK2Gx 0xbb06
>
> +/* Variant definitions */
> +#define CPU_66AK2G1x 0x08
> +
> /* DEVSPEED register */
> #define DEVSPEED_DEVSPEED_SHIFT 16
> #define DEVSPEED_DEVSPEED_MASK (0xfff << 16)
> @@ -390,6 +393,10 @@ static inline u8 cpu_revision(void)
> int cpu_to_bus(u32 *ptr, u32 length);
> void sdelay(unsigned long);
>
> +#ifdef CONFIG_SOC_K2G
> +extern int arm_speeds[];
> +#endif
Lets not ifdef around externs.
[snip]
> @@ -241,7 +253,8 @@ int print_cpuinfo(void)
> puts("1.1\n");
> else if (rev == 0)
> puts("1.0\n");
> -
> + else if (rev == 8)
> + puts("1.0\n");
Both values are rev "1.0" ?
Thanks!
--
Tom
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