[PATCH 1/4] ARM: STi: add stid127 soc support

Maxime Coquelin maxime.coquelin at st.com
Thu Feb 27 07:23:02 EST 2014


Hi Patrice,

Could you add an overview documentation as it has been done for other 
STi platforms?

See Documentation/arm/sti/stih416-overview.txt

Thanks,
Maxime

On 01/30/2014 03:55 PM, Patrice CHOTARD wrote:
> From: Alexandre TORGUE <alexandre.torgue at st.com>
>
> This patch adds support to STiD127 SoC.
> The main adaptation is the L2 cache way size compare to STiH41x SoCs.
>
> Signed-off-by: alexandre torgue <alexandre.torgue at st.com>
> Signed-off-by: Patrice Chotard <patrice.chotard at st.com>
> ---
>   arch/arm/mach-sti/board-dt.c |    6 ++++++
>   1 file changed, 6 insertions(+)
>
> diff --git a/arch/arm/mach-sti/board-dt.c b/arch/arm/mach-sti/board-dt.c
> index 1217fb5..be018a9 100644
> --- a/arch/arm/mach-sti/board-dt.c
> +++ b/arch/arm/mach-sti/board-dt.c
> @@ -9,6 +9,7 @@
>
>   #include <linux/irq.h>
>   #include <linux/of_platform.h>
> +#include <linux/of.h>
>   #include <asm/hardware/cache-l2x0.h>
>   #include <asm/mach/arch.h>
>
> @@ -18,6 +19,10 @@ void __init stih41x_l2x0_init(void)
>   {
>   	u32 way_size = 0x4;
>   	u32 aux_ctrl;
> +
> +	if (of_machine_is_compatible("st,stid127"))
> +		way_size = 0x3;
> +
>   	/* may be this can be encoded in macros like BIT*() */
>   	aux_ctrl = (0x1 << L2X0_AUX_CTRL_SHARE_OVERRIDE_SHIFT) |
>   		(0x1 << L2X0_AUX_CTRL_DATA_PREFETCH_SHIFT) |
> @@ -36,6 +41,7 @@ static void __init stih41x_machine_init(void)
>   static const char *stih41x_dt_match[] __initdata = {
>   	"st,stih415",
>   	"st,stih416",
> +	"st,stid127",
>   	NULL
>   };
>
>



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