Re: [PATCH v3 1/2] ARM: ep93xx: Register ts73xx-fpga manager driver for TS-7300

From: Moritz Fischer
Date: Wed Dec 14 2016 - 01:15:20 EST


Hi Florian,

On Tue, Dec 13, 2016 at 6:35 PM, Florian Fainelli <f.fainelli@xxxxxxxxx> wrote:
> Register the TS-7300 FPGA manager device drivers which allows us to load
> bitstreams into the on-board Altera Cyclone II FPGA.
>
> Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
> ---
> arch/arm/mach-ep93xx/ts72xx.c | 26 ++++++++++++++++++++++++++
> 1 file changed, 26 insertions(+)
>
> diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c
> index 3b39ea353d30..acf72ea670ef 100644
> --- a/arch/arm/mach-ep93xx/ts72xx.c
> +++ b/arch/arm/mach-ep93xx/ts72xx.c
> @@ -230,6 +230,28 @@ static struct ep93xx_eth_data __initdata ts72xx_eth_data = {
> .phy_id = 1,
> };
>
> +#if IS_ENABLED(CONFIG_FPGA_MGR_TS73XX)
> +
> +/* Relative to EP93XX_CS1_PHYS_BASE */
> +#define TS73XX_FPGA_LOADER_BASE 0x03c00000
> +
> +static struct resource ts73xx_fpga_resources[] = {
> + {
> + .start = EP93XX_CS1_PHYS_BASE + TS73XX_FPGA_LOADER_BASE,
> + .end = EP93XX_CS1_PHYS_BASE + TS73XX_FPGA_LOADER_BASE + 1,
> + .flags = IORESOURCE_MEM,
> + },
> +};
> +
> +static struct platform_device ts73xx_fpga_device = {
> + .name = "ts73xx-fpga-mgr",
> + .id = -1,
> + .resource = ts73xx_fpga_resources,
> + .num_resources = ARRAY_SIZE(ts73xx_fpga_resources),
> +};
> +
> +#endif
> +
> static void __init ts72xx_init_machine(void)
> {
> ep93xx_init_devices();
> @@ -238,6 +260,10 @@ static void __init ts72xx_init_machine(void)
> platform_device_register(&ts72xx_wdt_device);
>
> ep93xx_register_eth(&ts72xx_eth_data, 1);
> +#if IS_ENABLED(CONFIG_FPGA_MGR_TS73XX)
> + if (board_is_ts7300())
> + platform_device_register(&ts73xx_fpga_device);
> +#endif
> }
>
> MACHINE_START(TS72XX, "Technologic Systems TS-72xx SBC")
> --
> 2.9.3
>

I think this is backwards, shouldn't this be your [PATCH 2/2]?
Otherwise you're using
the driver before you added it.

Thanks,

Moritz