[PATCH 2/2] arm: mvebu: mvebu_armada-8k: Add support for initializing iEi Puzzle-M801 networking

[Stefan Roese]

On 29.08.20 00:35, Luka Kovacic wrote:
> Add support for the marvell,armada8040-puzzle-m801 compatible string
> in the board/Marvell/mvebu_armada-8k/board.c file to initialize the
> networking on iEi Puzzle-M801 board (2x CP1 1 Gb ports).
> 
> Signed-off-by: Luka Kovacic <luka.kovacic at sartura.hr>
> Cc: Luka Perkov <luka.perkov at sartura.hr>

Reviewed-by: Stefan Roese <sr at denx.de>

Thanks,
Stefan

> ---
>   board/Marvell/mvebu_armada-8k/board.c | 20 +++++++++++++++++++-
>   1 file changed, 19 insertions(+), 1 deletion(-)
> 
> diff --git a/board/Marvell/mvebu_armada-8k/board.c b/board/Marvell/mvebu_armada-8k/board.c
> index 60b0024630..bf8a929ec1 100644
> --- a/board/Marvell/mvebu_armada-8k/board.c
> +++ b/board/Marvell/mvebu_armada-8k/board.c
> @@ -34,6 +34,17 @@ DECLARE_GLOBAL_DATA_PTR;
>   #define I2C_IO_REG_CL		((1 << I2C_IO_REG_0_USB_H0_CL) | \
>   				 (1 << I2C_IO_REG_0_USB_H1_CL))
>   
> +/*
> + * Information specific to the iEi Puzzle-M801 board.
> + */
> +
> +/* Internal configuration registers */
> +#define CP1_CONF_REG_BASE 0xf4440000
> +#define CONF_REG_MPP0 0x0
> +#define CONF_REG_MPP1 0x4
> +#define CONF_REG_MPP2 0x8
> +#define CONF_REG_MPP3 0xC
> +
>   static int usb_enabled = 0;
>   
>   /* Board specific xHCI dis-/enable code */
> @@ -141,7 +152,14 @@ int board_xhci_enable(fdt_addr_t base)
>   
>   int board_early_init_f(void)
>   {
> -	/* Nothing to do (yet), perhaps later some pin-muxing etc */
> +	/* Initialize some platform specific memory locations */
> +	if (of_machine_is_compatible("marvell,armada8040-puzzle-m801")) {
> +		/* MPP setup */
> +		writel(0x00444444, CP1_CONF_REG_BASE + CONF_REG_MPP0);
> +		writel(0x00000000, CP1_CONF_REG_BASE + CONF_REG_MPP1);
> +		writel(0x00000000, CP1_CONF_REG_BASE + CONF_REG_MPP2);
> +		writel(0x08888000, CP1_CONF_REG_BASE + CONF_REG_MPP3);
> +	}
>   
>   	return 0;
>   }
> 


Viele Grüße,
Stefan

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