linux-kernel - Re: [PATCH 04/39] ARM: ux500: Stop passing UART's platform data for Device Tree boots

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Date:	Wed, 15 May 2013 18:48:12 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Felipe Balbi <balbi@...com>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
	"David S. Miller" <davem@...emloft.net>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	Vinod Koul <vinod.koul@...el.com>,
	Arnd Bergmann <arnd@...db.de>,
	Linus WALLEIJ <linus.walleij@...ricsson.com>,
	Srinidhi KASAGAR <srinidhi.kasagar@...ricsson.com>
Subject: Re: [PATCH 04/39] ARM: ux500: Stop passing UART's platform data for
 Device Tree boots

On Wed, May 15, 2013 at 11:51 AM, Lee Jones <lee.jones@...aro.org> wrote:

> It was required to pass DMA channel configuration information to the
> UART driver before the new DMA API was in place. Now that it is, and
> is fully compatible with Device Tree we can stop doing that.
>
> Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
> Signed-off-by: Lee Jones <lee.jones@...aro.org>
> ---
>  arch/arm/mach-ux500/cpu-db8500.c |    6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
> index 38ebf2b..9b26fe2 100644
> --- a/arch/arm/mach-ux500/cpu-db8500.c
> +++ b/arch/arm/mach-ux500/cpu-db8500.c
> @@ -230,9 +230,9 @@ static struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = {
>         /* Requires call-back bindings. */
>         OF_DEV_AUXDATA("arm,cortex-a9-pmu", 0, "arm-pmu", &db8500_pmu_platdata),
>         /* Requires DMA bindings. */
> -       OF_DEV_AUXDATA("arm,pl011", 0x80120000, "uart0", &uart0_plat),
> -       OF_DEV_AUXDATA("arm,pl011", 0x80121000, "uart1", &uart1_plat),
> -       OF_DEV_AUXDATA("arm,pl011", 0x80007000, "uart2", &uart2_plat),
> +       OF_DEV_AUXDATA("arm,pl011", 0x80120000, "uart0", NULL),
> +       OF_DEV_AUXDATA("arm,pl011", 0x80121000, "uart1", NULL),
> +       OF_DEV_AUXDATA("arm,pl011", 0x80007000, "uart2", NULL),
>         OF_DEV_AUXDATA("arm,pl022", 0x80002000, "ssp0",  &ssp0_plat),
>         OF_DEV_AUXDATA("arm,pl18x", 0x80126000, "sdi0",  &mop500_sdi0_data),
>         OF_DEV_AUXDATA("arm,pl18x", 0x80118000, "sdi1",  &mop500_sdi1_data),

OK dma_request_slave_channel() is upstream in the PL011 driver,
so applied!

Yours,
Linus Walleij
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